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-rw-r--r--MAINTAINERS1
-rw-r--r--docs/system/deprecated.rst9
-rw-r--r--docs/system/removed-features.rst8
-rw-r--r--hw/block/virtio-blk.c8
-rw-r--r--hw/core/machine.c2
-rw-r--r--hw/isa/Kconfig1
-rw-r--r--hw/net/cadence_gem.c4
-rw-r--r--hw/net/dp8393x.c2
-rw-r--r--hw/net/e1000.c6
-rw-r--r--hw/net/lan9118.c2
-rw-r--r--hw/net/msf2-emac.c2
-rw-r--r--hw/net/net_tx_pkt.c2
-rw-r--r--hw/net/pcnet.c2
-rw-r--r--hw/net/rtl8139.c2
-rw-r--r--hw/net/sungem.c2
-rw-r--r--hw/net/xen_nic.c5
-rw-r--r--hw/rdma/vmw/pvrdma.h5
-rw-r--r--hw/rdma/vmw/pvrdma_cmd.c6
-rw-r--r--hw/rdma/vmw/pvrdma_dev_ring.c41
-rw-r--r--hw/rdma/vmw/pvrdma_dev_ring.h9
-rw-r--r--hw/rdma/vmw/pvrdma_main.c4
-rw-r--r--hw/usb/Kconfig13
-rw-r--r--hw/usb/bus.c39
-rw-r--r--hw/usb/dev-audio.c1
-rw-r--r--hw/usb/dev-serial.c2
-rw-r--r--hw/usb/dev-storage-bot.c63
-rw-r--r--hw/usb/dev-storage-classic.c156
-rw-r--r--hw/usb/dev-storage.c226
-rw-r--r--hw/usb/hcd-uhci.c83
-rw-r--r--hw/usb/hcd-uhci.h93
-rw-r--r--hw/usb/meson.build5
-rw-r--r--hw/usb/u2f.c1
-rw-r--r--hw/usb/vt82c686-uhci-pci.c43
-rw-r--r--hw/virtio/virtio-net-pci.c10
-rw-r--r--include/hw/usb.h3
-rw-r--r--include/hw/usb/msd.h54
-rw-r--r--include/hw/virtio/virtio-blk.h1
-rw-r--r--include/net/net.h10
-rw-r--r--include/net/queue.h8
-rw-r--r--include/qapi/hmp-output-visitor.h30
-rw-r--r--include/standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h114
-rw-r--r--migration/migration.c6
-rw-r--r--migration/multifd.c21
-rw-r--r--migration/ram.c6
-rw-r--r--monitor/monitor.c8
-rw-r--r--monitor/qmp.c51
-rw-r--r--net/l2tpv3.c8
-rw-r--r--net/net.c117
-rw-r--r--net/netmap.c7
-rw-r--r--net/queue.c22
-rw-r--r--net/slirp.c124
-rw-r--r--net/socket.c92
-rw-r--r--net/tap-win32.c10
-rw-r--r--net/tap.c107
-rw-r--r--net/vde.c25
-rw-r--r--net/vhost-user.c20
-rw-r--r--net/vhost-vdpa.c15
-rw-r--r--qapi/hmp-output-visitor.c193
-rw-r--r--qapi/meson.build1
-rw-r--r--qapi/net.json80
-rw-r--r--qemu-options.hx35
-rwxr-xr-xscripts/update-linux-headers.sh3
-rw-r--r--softmmu/vl.c2
-rw-r--r--tests/qtest/meson.build3
-rw-r--r--tests/qtest/test-query-netdev.c120
-rw-r--r--tests/unit/test-cutils.c2
-rw-r--r--tools/virtiofsd/fuse_virtio.c6
-rw-r--r--tools/virtiofsd/passthrough_ll.c52
-rw-r--r--util/cutils.c50
69 files changed, 1617 insertions, 647 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 682e4ed481..57f3d3f690 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1193,6 +1193,7 @@ S: Odd Fixes
F: hw/mips/fuloong2e.c
F: hw/isa/vt82c686.c
F: hw/pci-host/bonito.c
+F: hw/usb/vt82c686-uhci-pci.c
F: include/hw/isa/vt82c686.h
Loongson-3 virtual platforms
diff --git a/docs/system/deprecated.rst b/docs/system/deprecated.rst
index 5e3a31c123..62a64a8c41 100644
--- a/docs/system/deprecated.rst
+++ b/docs/system/deprecated.rst
@@ -21,15 +21,6 @@ deprecated.
System emulator command line arguments
--------------------------------------
-``-usbdevice`` (since 2.10.0)
-'''''''''''''''''''''''''''''
-
-The ``-usbdevice DEV`` argument is now a synonym for setting
-the ``-device usb-DEV`` argument instead. The deprecated syntax
-would automatically enable USB support on the machine type.
-If using the new syntax, USB support must be explicitly
-enabled via the ``-machine usb=on`` argument.
-
``-drive file=json:{...{'driver':'file'}}`` (since 3.0)
'''''''''''''''''''''''''''''''''''''''''''''''''''''''
diff --git a/docs/system/removed-features.rst b/docs/system/removed-features.rst
index 83148dcfda..82e7fcc517 100644
--- a/docs/system/removed-features.rst
+++ b/docs/system/removed-features.rst
@@ -38,6 +38,14 @@ or ``-display default,show-cursor=on`` instead.
QEMU 5.0 introduced an alternative syntax to specify the size of the translation
block cache, ``-accel tcg,tb-size=``.
+``-usbdevice audio`` (removed in 6.0)
+'''''''''''''''''''''''''''''''''''''
+
+This option lacked the possibility to specify an audio backend device.
+Use ``-device usb-audio`` now instead (and specify a corresponding USB
+host controller or ``-usb`` if necessary).
+
+
QEMU Machine Protocol (QMP) commands
------------------------------------
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 3d2072cf75..d28979efb8 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -962,10 +962,14 @@ static void virtio_blk_update_config(VirtIODevice *vdev, uint8_t *config)
blkcfg.wce = blk_enable_write_cache(s->blk);
virtio_stw_p(vdev, &blkcfg.num_queues, s->conf.num_queues);
if (virtio_has_feature(s->host_features, VIRTIO_BLK_F_DISCARD)) {
+ uint32_t discard_granularity = conf->discard_granularity;
+ if (discard_granularity == -1 || !s->conf.report_discard_granularity) {
+ discard_granularity = blk_size;
+ }
virtio_stl_p(vdev, &blkcfg.max_discard_sectors,
s->conf.max_discard_sectors);
virtio_stl_p(vdev, &blkcfg.discard_sector_alignment,
- blk_size >> BDRV_SECTOR_BITS);
+ discard_granularity >> BDRV_SECTOR_BITS);
/*
* We support only one segment per request since multiple segments
* are not widely used and there are no userspace APIs that allow
@@ -1299,6 +1303,8 @@ static Property virtio_blk_properties[] = {
IOThread *),
DEFINE_PROP_BIT64("discard", VirtIOBlock, host_features,
VIRTIO_BLK_F_DISCARD, true),
+ DEFINE_PROP_BOOL("report-discard-granularity", VirtIOBlock,
+ conf.report_discard_granularity, true),
DEFINE_PROP_BIT64("write-zeroes", VirtIOBlock, host_features,
VIRTIO_BLK_F_WRITE_ZEROES, true),
DEFINE_PROP_UINT32("max-discard-sectors", VirtIOBlock,
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 4386f57b5c..257a664ea2 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -39,6 +39,8 @@
GlobalProperty hw_compat_5_2[] = {
{ "ICH9-LPC", "smm-compat", "on"},
{ "PIIX4_PM", "smm-compat", "on"},
+ { "virtio-blk-device", "report-discard-granularity", "off" },
+ { "virtio-net-pci", "vectors", "3"},
};
const size_t hw_compat_5_2_len = G_N_ELEMENTS(hw_compat_5_2);
diff --git a/hw/isa/Kconfig b/hw/isa/Kconfig
index c7f07854f7..2691eae2f0 100644
--- a/hw/isa/Kconfig
+++ b/hw/isa/Kconfig
@@ -47,6 +47,7 @@ config VT82C686
select ACPI_SMBUS
select SERIAL_ISA
select FDC
+ select USB_UHCI
config SMC37C669
bool
diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
index 9a4474a084..24b3a0ff66 100644
--- a/hw/net/cadence_gem.c
+++ b/hw/net/cadence_gem.c
@@ -1275,8 +1275,8 @@ static void gem_transmit(CadenceGEMState *s)
/* Send the packet somewhere */
if (s->phy_loop || (s->regs[GEM_NWCTRL] &
GEM_NWCTRL_LOCALLOOP)) {
- gem_receive(qemu_get_queue(s->nic), s->tx_packet,
- total_bytes);
+ qemu_receive_packet(qemu_get_queue(s->nic), s->tx_packet,
+ total_bytes);
} else {
qemu_send_packet(qemu_get_queue(s->nic), s->tx_packet,
total_bytes);
diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c
index 205c0decc5..533a8304d0 100644
--- a/hw/net/dp8393x.c
+++ b/hw/net/dp8393x.c
@@ -506,7 +506,7 @@ static void dp8393x_do_transmit_packets(dp8393xState *s)
s->regs[SONIC_TCR] |= SONIC_TCR_CRSL;
if (nc->info->can_receive(nc)) {
s->loopback_packet = 1;
- nc->info->receive(nc, s->tx_buffer, tx_len);
+ qemu_receive_packet(nc, s->tx_buffer, tx_len);
}
} else {
/* Transmit packet */
diff --git a/hw/net/e1000.c b/hw/net/e1000.c
index d8da2f6528..4f75b44cfc 100644
--- a/hw/net/e1000.c
+++ b/hw/net/e1000.c
@@ -546,7 +546,7 @@ e1000_send_packet(E1000State *s, const uint8_t *buf, int size)
NetClientState *nc = qemu_get_queue(s->nic);
if (s->phy_reg[PHY_CTRL] & MII_CR_LOOPBACK) {
- nc->info->receive(nc, buf, size);
+ qemu_receive_packet(nc, buf, size);
} else {
qemu_send_packet(nc, buf, size);
}
@@ -670,6 +670,9 @@ process_tx_desc(E1000State *s, struct e1000_tx_desc *dp)
msh = tp->tso_props.hdr_len + tp->tso_props.mss;
do {
bytes = split_size;
+ if (tp->size >= msh) {
+ goto eop;
+ }
if (tp->size + bytes > msh)
bytes = msh - tp->size;
@@ -695,6 +698,7 @@ process_tx_desc(E1000State *s, struct e1000_tx_desc *dp)
tp->size += split_size;
}
+eop:
if (!(txd_lower & E1000_TXD_CMD_EOP))
return;
if (!(tp->cptse && tp->size < tp->tso_props.hdr_len)) {
diff --git a/hw/net/lan9118.c b/hw/net/lan9118.c
index abc796285a..6aff424cbe 100644
--- a/hw/net/lan9118.c
+++ b/hw/net/lan9118.c
@@ -680,7 +680,7 @@ static void do_tx_packet(lan9118_state *s)
/* FIXME: Honor TX disable, and allow queueing of packets. */
if (s->phy_control & 0x4000) {
/* This assumes the receive routine doesn't touch the VLANClient. */
- lan9118_receive(qemu_get_queue(s->nic), s->txp->data, s->txp->len);
+ qemu_receive_packet(qemu_get_queue(s->nic), s->txp->data, s->txp->len);
} else {
qemu_send_packet(qemu_get_queue(s->nic), s->txp->data, s->txp->len);
}
diff --git a/hw/net/msf2-emac.c b/hw/net/msf2-emac.c
index 32ba9e8412..3e6206044f 100644
--- a/hw/net/msf2-emac.c
+++ b/hw/net/msf2-emac.c
@@ -158,7 +158,7 @@ static void msf2_dma_tx(MSF2EmacState *s)
* R_CFG1 bit 0 is set.
*/
if (s->regs[R_CFG1] & R_CFG1_LB_EN_MASK) {
- nc->info->receive(nc, buf, size);
+ qemu_receive_packet(nc, buf, size);
} else {
qemu_send_packet(nc, buf, size);
}
diff --git a/hw/net/net_tx_pkt.c b/hw/net/net_tx_pkt.c
index da262edc3e..1f9aa59eca 100644
--- a/hw/net/net_tx_pkt.c
+++ b/hw/net/net_tx_pkt.c
@@ -553,7 +553,7 @@ static inline void net_tx_pkt_sendv(struct NetTxPkt *pkt,
NetClientState *nc, const struct iovec *iov, int iov_cnt)
{
if (pkt->is_loopback) {
- nc->info->receive_iov(nc, iov, iov_cnt);
+ qemu_receive_packet_iov(nc, iov, iov_cnt);
} else {
qemu_sendv_packet(nc, iov, iov_cnt);
}
diff --git a/hw/net/pcnet.c b/hw/net/pcnet.c
index f3f18d8598..dcd3fc4948 100644
--- a/hw/net/pcnet.c
+++ b/hw/net/pcnet.c
@@ -1250,7 +1250,7 @@ txagain:
if (BCR_SWSTYLE(s) == 1)
add_crc = !GET_FIELD(tmd.status, TMDS, NOFCS);
s->looptest = add_crc ? PCNET_LOOPTEST_CRC : PCNET_LOOPTEST_NOCRC;
- pcnet_receive(qemu_get_queue(s->nic), s->buffer, s->xmit_pos);
+ qemu_receive_packet(qemu_get_queue(s->nic), s->buffer, s->xmit_pos);
s->looptest = 0;
} else {
if (s->nic) {
diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 4675ac878e..90b4fc63ce 100644
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -1795,7 +1795,7 @@ static void rtl8139_transfer_frame(RTL8139State *s, uint8_t *buf, int size,
}
DPRINTF("+++ transmit loopback mode\n");
- rtl8139_do_receive(qemu_get_queue(s->nic), buf, size, do_interrupt);
+ qemu_receive_packet(qemu_get_queue(s->nic), buf, size);
if (iov) {
g_free(buf2);
diff --git a/hw/net/sungem.c b/hw/net/sungem.c
index 33c3722df6..3684a4d733 100644
--- a/hw/net/sungem.c
+++ b/hw/net/sungem.c
@@ -306,7 +306,7 @@ static void sungem_send_packet(SunGEMState *s, const uint8_t *buf,
NetClientState *nc = qemu_get_queue(s->nic);
if (s->macregs[MAC_XIFCFG >> 2] & MAC_XIFCFG_LBCK) {
- nc->info->receive(nc, buf, size);
+ qemu_receive_packet(nc, buf, size);
} else {
qemu_send_packet(nc, buf, size);
}
diff --git a/hw/net/xen_nic.c b/hw/net/xen_nic.c
index 5c815b4f0c..8431808ea0 100644
--- a/hw/net/xen_nic.c
+++ b/hw/net/xen_nic.c
@@ -296,9 +296,8 @@ static int net_init(struct XenLegacyDevice *xendev)
netdev->nic = qemu_new_nic(&net_xen_info, &netdev->conf,
"xen", NULL, netdev);
- snprintf(qemu_get_queue(netdev->nic)->info_str,
- sizeof(qemu_get_queue(netdev->nic)->info_str),
- "nic: xenbus vif macaddr=%s", netdev->mac);
+ qemu_get_queue(netdev->nic)->info_str = g_strdup_printf(
+ "nic: xenbus vif macaddr=%s", netdev->mac);
/* fill info */
xenstore_write_be_int(&netdev->xendev, "feature-rx-copy", 1);
diff --git a/hw/rdma/vmw/pvrdma.h b/hw/rdma/vmw/pvrdma.h
index 1d36a76f1e..d08965d3e2 100644
--- a/hw/rdma/vmw/pvrdma.h
+++ b/hw/rdma/vmw/pvrdma.h
@@ -26,7 +26,6 @@
#include "../rdma_backend_defs.h"
#include "../rdma_rm_defs.h"
-#include "standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h"
#include "standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h"
#include "pvrdma_dev_ring.h"
#include "qom/object.h"
@@ -64,10 +63,10 @@ typedef struct DSRInfo {
union pvrdma_cmd_req *req;
union pvrdma_cmd_resp *rsp;
- struct pvrdma_ring *async_ring_state;
+ PvrdmaRingState *async_ring_state;
PvrdmaRing async;
- struct pvrdma_ring *cq_ring_state;
+ PvrdmaRingState *cq_ring_state;
PvrdmaRing cq;
} DSRInfo;
diff --git a/hw/rdma/vmw/pvrdma_cmd.c b/hw/rdma/vmw/pvrdma_cmd.c
index 692125ac26..f59879e257 100644
--- a/hw/rdma/vmw/pvrdma_cmd.c
+++ b/hw/rdma/vmw/pvrdma_cmd.c
@@ -262,7 +262,7 @@ static int create_cq_ring(PCIDevice *pci_dev , PvrdmaRing **ring,
r = g_malloc(sizeof(*r));
*ring = r;
- r->ring_state = (struct pvrdma_ring *)
+ r->ring_state = (PvrdmaRingState *)
rdma_pci_dma_map(pci_dev, tbl[0], TARGET_PAGE_SIZE);
if (!r->ring_state) {
@@ -398,7 +398,7 @@ static int create_qp_rings(PCIDevice *pci_dev, uint64_t pdir_dma,
*rings = sr;
/* Create send ring */
- sr->ring_state = (struct pvrdma_ring *)
+ sr->ring_state = (PvrdmaRingState *)
rdma_pci_dma_map(pci_dev, tbl[0], TARGET_PAGE_SIZE);
if (!sr->ring_state) {
rdma_error_report("Failed to map to QP ring state");
@@ -639,7 +639,7 @@ static int create_srq_ring(PCIDevice *pci_dev, PvrdmaRing **ring,
r = g_malloc(sizeof(*r));
*ring = r;
- r->ring_state = (struct pvrdma_ring *)
+ r->ring_state = (PvrdmaRingState *)
rdma_pci_dma_map(pci_dev, tbl[0], TARGET_PAGE_SIZE);
if (!r->ring_state) {
rdma_error_report("Failed to map tp SRQ ring state");
diff --git a/hw/rdma/vmw/pvrdma_dev_ring.c b/hw/rdma/vmw/pvrdma_dev_ring.c
index f0bcde74b0..074ac59b84 100644
--- a/hw/rdma/vmw/pvrdma_dev_ring.c
+++ b/hw/rdma/vmw/pvrdma_dev_ring.c
@@ -22,11 +22,10 @@
#include "trace.h"
#include "../rdma_utils.h"
-#include "standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h"
#include "pvrdma_dev_ring.h"
int pvrdma_ring_init(PvrdmaRing *ring, const char *name, PCIDevice *dev,
- struct pvrdma_ring *ring_state, uint32_t max_elems,
+ PvrdmaRingState *ring_state, uint32_t max_elems,
size_t elem_sz, dma_addr_t *tbl, uint32_t npages)
{
int i;
@@ -73,48 +72,54 @@ out:
void *pvrdma_ring_next_elem_read(PvrdmaRing *ring)
{
- int e;
- unsigned int idx = 0, offset;
+ unsigned int idx, offset;
+ const uint32_t tail = qatomic_read(&ring->ring_state->prod_tail);
+ const uint32_t head = qatomic_read(&ring->ring_state->cons_head);
- e = pvrdma_idx_ring_has_data(ring->ring_state, ring->max_elems, &idx);
- if (e <= 0) {
+ if (tail & ~((ring->max_elems << 1) - 1) ||
+ head & ~((ring->max_elems << 1) - 1) ||
+ tail == head) {
trace_pvrdma_ring_next_elem_read_no_data(ring->name);
return NULL;
}
+ idx = head & (ring->max_elems - 1);
offset = idx * ring->elem_sz;
return ring->pages[offset / TARGET_PAGE_SIZE] + (offset % TARGET_PAGE_SIZE);
}
void pvrdma_ring_read_inc(PvrdmaRing *ring)
{
- pvrdma_idx_ring_inc(&ring->ring_state->cons_head, ring->max_elems);
+ uint32_t idx = qatomic_read(&ring->ring_state->cons_head);
+
+ idx = (idx + 1) & ((ring->max_elems << 1) - 1);
+ qatomic_set(&ring->ring_state->cons_head, idx);
}
void *pvrdma_ring_next_elem_write(PvrdmaRing *ring)
{
- int idx;
- unsigned int offset, tail;
+ unsigned int idx, offset;
+ const uint32_t tail = qatomic_read(&ring->ring_state->prod_tail);
+ const uint32_t head = qatomic_read(&ring->ring_state->cons_head);
- idx = pvrdma_idx_ring_has_space(ring->ring_state, ring->max_elems, &tail);
- if (idx <= 0) {
+ if (tail & ~((ring->max_elems << 1) - 1) ||
+ head & ~((ring->max_elems << 1) - 1) ||
+ tail == (head ^ ring->max_elems)) {
rdma_error_report("CQ is full");
return NULL;
}
- idx = pvrdma_idx(&ring->ring_state->prod_tail, ring->max_elems);
- if (idx < 0 || tail != idx) {
- rdma_error_report("Invalid idx %d", idx);
- return NULL;
- }
-
+ idx = tail & (ring->max_elems - 1);
offset = idx * ring->elem_sz;
return ring->pages[offset / TARGET_PAGE_SIZE] + (offset % TARGET_PAGE_SIZE);
}
void pvrdma_ring_write_inc(PvrdmaRing *ring)
{
- pvrdma_idx_ring_inc(&ring->ring_state->prod_tail, ring->max_elems);
+ uint32_t idx = qatomic_read(&ring->ring_state->prod_tail);
+
+ idx = (idx + 1) & ((ring->max_elems << 1) - 1);
+ qatomic_set(&ring->ring_state->prod_tail, idx);
}
void pvrdma_ring_free(PvrdmaRing *ring)
diff --git a/hw/rdma/vmw/pvrdma_dev_ring.h b/hw/rdma/vmw/pvrdma_dev_ring.h
index 5f2a0cf9b9..d231588ce0 100644
--- a/hw/rdma/vmw/pvrdma_dev_ring.h
+++ b/hw/rdma/vmw/pvrdma_dev_ring.h
@@ -19,18 +19,23 @@
#define MAX_RING_NAME_SZ 32
+typedef struct PvrdmaRingState {
+ int prod_tail; /* producer tail */
+ int cons_head; /* consumer head */
+} PvrdmaRingState;
+
typedef struct PvrdmaRing {
char name[MAX_RING_NAME_SZ];
PCIDevice *dev;
uint32_t max_elems;
size_t elem_sz;
- struct pvrdma_ring *ring_state; /* used only for unmap */
+ PvrdmaRingState *ring_state; /* used only for unmap */
int npages;
void **pages;
} PvrdmaRing;
int pvrdma_ring_init(PvrdmaRing *ring, const char *name, PCIDevice *dev,
- struct pvrdma_ring *ring_state, uint32_t max_elems,
+ PvrdmaRingState *ring_state, uint32_t max_elems,
size_t elem_sz, dma_addr_t *tbl, uint32_t npages);
void *pvrdma_ring_next_elem_read(PvrdmaRing *ring);
void pvrdma_ring_read_inc(PvrdmaRing *ring);
diff --git a/hw/rdma/vmw/pvrdma_main.c b/hw/rdma/vmw/pvrdma_main.c
index 8593570332..84ae8024fc 100644
--- a/hw/rdma/vmw/pvrdma_main.c
+++ b/hw/rdma/vmw/pvrdma_main.c
@@ -85,7 +85,7 @@ static void free_dev_ring(PCIDevice *pci_dev, PvrdmaRing *ring,
rdma_pci_dma_unmap(pci_dev, ring_state, TARGET_PAGE_SIZE);
}
-static int init_dev_ring(PvrdmaRing *ring, struct pvrdma_ring **ring_state,
+static int init_dev_ring(PvrdmaRing *ring, PvrdmaRingState **ring_state,
const char *name, PCIDevice *pci_dev,
dma_addr_t dir_addr, uint32_t num_pages)
{
@@ -114,7 +114,7 @@ static int init_dev_ring(PvrdmaRing *ring, struct pvrdma_ring **ring_state,
/* RX ring is the second */
(*ring_state)++;
rc = pvrdma_ring_init(ring, name, pci_dev,
- (struct pvrdma_ring *)*ring_state,
+ (PvrdmaRingState *)*ring_state,
(num_pages - 1) * TARGET_PAGE_SIZE /
sizeof(struct pvrdma_cqne),
sizeof(struct pvrdma_cqne),
diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig
index 40093d7ea6..53f8283ffd 100644
--- a/hw/usb/Kconfig
+++ b/hw/usb/Kconfig
@@ -66,11 +66,22 @@ config USB_TABLET_WACOM
default y
depends on USB
+config USB_STORAGE_CORE
+ bool
+ depends on USB
+ select SCSI
+
+config USB_STORAGE_CLASSIC
+ bool
+ default y
+ depends on USB
+ select USB_STORAGE_CORE
+
config USB_STORAGE_BOT
bool
default y
depends on USB
- select SCSI
+ select USB_STORAGE_CORE
config USB_STORAGE_UAS
bool
diff --git a/hw/usb/bus.c b/hw/usb/bus.c
index 064f94e9c3..07083349f5 100644
--- a/hw/usb/bus.c
+++ b/hw/usb/bus.c
@@ -19,8 +19,6 @@ static void usb_qdev_unrealize(DeviceState *qdev);
static Property usb_props[] = {
DEFINE_PROP_STRING("port", USBDevice, port_path),
DEFINE_PROP_STRING("serial", USBDevice, serial),
- DEFINE_PROP_BIT("full-path", USBDevice, flags,
- USB_DEV_FLAG_FULL_PATH, true),
DEFINE_PROP_BIT("msos-desc", USBDevice, flags,
USB_DEV_FLAG_MSOS_DESC_ENABLE, true),
DEFINE_PROP_STRING("pcap", USBDevice, pcap_filename),
@@ -312,13 +310,13 @@ typedef struct LegacyUSBFactory
{
const char *name;
const char *usbdevice_name;
- USBDevice *(*usbdevice_init)(const char *params);
+ USBDevice *(*usbdevice_init)(void);
} LegacyUSBFactory;
static GSList *legacy_usb_factory;
void usb_legacy_register(const char *typename, const char *usbdevice_name,
- USBDevice *(*usbdevice_init)(const char *params))
+ USBDevice *(*usbdevice_init)(void))
{
if (usbdevice_name) {
LegacyUSBFactory *f = g_malloc0(sizeof(*f));
@@ -596,11 +594,8 @@ static char *usb_get_dev_path(DeviceState *qdev)
{
USBDevice *dev = USB_DEVICE(qdev);
DeviceState *hcd = qdev->parent_bus->parent;
- char *id = NULL;
+ char *id = qdev_get_dev_path(hcd);
- if (dev->flags & (1 << USB_DEV_FLAG_FULL_PATH)) {
- id = qdev_get_dev_path(hcd);
- }
if (id) {
char *ret = g_strdup_printf("%s/%s", id, dev->port->path);
g_free(id);
@@ -663,27 +658,17 @@ void hmp_info_usb(Monitor *mon, const QDict *qdict)
}
/* handle legacy -usbdevice cmd line option */
-USBDevice *usbdevice_create(const char *cmdline)
+USBDevice *usbdevice_create(const char *driver)
{
USBBus *bus = usb_bus_find(-1 /* any */);
LegacyUSBFactory *f = NULL;
Error *err = NULL;
GSList *i;
- char driver[32];
- const char *params;
- int len;
USBDevice *dev;
- params = strchr(cmdline,':');
- if (params) {
- params++;
- len = params - cmdline;
- if (len > sizeof(driver))
- len = sizeof(driver);
- pstrcpy(driver, len, cmdline);
- } else {
- params = "";
- pstrcpy(driver, sizeof(driver), cmdline);
+ if (strchr(driver, ':')) {
+ error_report("usbdevice parameters are not supported anymore");
+ return NULL;
}
for (i = legacy_usb_factory; i; i = i->next) {
@@ -707,15 +692,7 @@ USBDevice *usbdevice_create(const char *cmdline)
return NULL;
}
- if (f->usbdevice_init) {
- dev = f->usbdevice_init(params);
- } else {
- if (*params) {
- error_report("usbdevice %s accepts no params", driver);
- return NULL;
- }
- dev = usb_new(f->name);
- }
+ dev = f->usbdevice_init ? f->usbdevice_init() : usb_new(f->name);
if (!dev) {
error_report("Failed to create USB device '%s'", f->name);
return NULL;
diff --git a/hw/usb/dev-audio.c b/hw/usb/dev-audio.c
index e1486f81e0..f5cb246792 100644
--- a/hw/usb/dev-audio.c
+++ b/hw/usb/dev-audio.c
@@ -1024,7 +1024,6 @@ static const TypeInfo usb_audio_info = {
static void usb_audio_register_types(void)
{
type_register_static(&usb_audio_info);
- usb_legacy_register(TYPE_USB_AUDIO, "audio", NULL);
}
type_init(usb_audio_register_types)
diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c
index b58c4eb908..63047d79cf 100644
--- a/hw/usb/dev-serial.c
+++ b/hw/usb/dev-serial.c
@@ -614,7 +614,7 @@ static void usb_serial_realize(USBDevice *dev, Error **errp)
s->intr = usb_ep_get(dev, USB_TOKEN_IN, 1);
}
-static USBDevice *usb_braille_init(const char *unused)
+static USBDevice *usb_braille_init(void)
{
USBDevice *dev;
Chardev *cdrv;
diff --git a/hw/usb/dev-storage-bot.c b/hw/usb/dev-storage-bot.c
new file mode 100644
index 0000000000..6aad026d11
--- /dev/null
+++ b/hw/usb/dev-storage-bot.c
@@ -0,0 +1,63 @@
+/*
+ * USB Mass Storage Device emulation
+ *
+ * Copyright (c) 2006 CodeSourcery.
+ * Written by Paul Brook
+ *
+ * This code is licensed under the LGPL.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/typedefs.h"
+#include "qapi/error.h"
+#include "hw/usb.h"
+#include "hw/usb/desc.h"
+#include "hw/usb/msd.h"
+
+static const struct SCSIBusInfo usb_msd_scsi_info_bot = {
+ .tcq = false,
+ .max_target = 0,
+ .max_lun = 15,
+
+ .transfer_data = usb_msd_transfer_data,
+ .complete = usb_msd_command_complete,
+ .cancel = usb_msd_request_cancelled,
+ .load_request = usb_msd_load_request,
+};
+
+static void usb_msd_bot_realize(USBDevice *dev, Error **errp)
+{
+ MSDState *s = USB_STORAGE_DEV(dev);
+ DeviceState *d = DEVICE(dev);
+
+ usb_desc_create_serial(dev);
+ usb_desc_init(dev);
+ if (d->hotplugged) {
+ s->dev.auto_attach = 0;
+ }
+
+ scsi_bus_new(&s->bus, sizeof(s->bus), DEVICE(dev),
+ &usb_msd_scsi_info_bot, NULL);
+ usb_msd_handle_reset(dev);
+}
+
+static void usb_msd_class_bot_initfn(ObjectClass *klass, void *data)
+{
+ USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
+
+ uc->realize = usb_msd_bot_realize;
+ uc->attached_settable = true;
+}
+
+static const TypeInfo bot_info = {
+ .name = "usb-bot",
+ .parent = TYPE_USB_STORAGE,
+ .class_init = usb_msd_class_bot_initfn,
+};
+
+static void register_types(void)
+{
+ type_register_static(&bot_info);
+}
+
+type_init(register_types)
diff --git a/hw/usb/dev-storage-classic.c b/hw/usb/dev-storage-classic.c
new file mode 100644
index 0000000000..00cb34b22f
--- /dev/null
+++ b/hw/usb/dev-storage-classic.c
@@ -0,0 +1,156 @@
+/*
+ * USB Mass Storage Device emulation
+ *
+ * Copyright (c) 2006 CodeSourcery.
+ * Written by Paul Brook
+ *
+ * This code is licensed under the LGPL.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/typedefs.h"
+#include "qapi/error.h"
+#include "qapi/visitor.h"
+#include "hw/usb.h"
+#include "hw/usb/desc.h"
+#include "hw/usb/msd.h"
+#include "sysemu/sysemu.h"
+#include "sysemu/block-backend.h"
+
+static const struct SCSIBusInfo usb_msd_scsi_info_storage = {
+ .tcq = false,
+ .max_target = 0,
+ .max_lun = 0,
+
+ .transfer_data = usb_msd_transfer_data,
+ .complete = usb_msd_command_complete,
+ .cancel = usb_msd_request_cancelled,
+ .load_request = usb_msd_load_request,
+};
+
+static void usb_msd_storage_realize(USBDevice *dev, Error **errp)
+{
+ MSDState *s = USB_STORAGE_DEV(dev);
+ BlockBackend *blk = s->conf.blk;
+ SCSIDevice *scsi_dev;
+
+ if (!blk) {
+ error_setg(errp, "drive property not set");
+ return;
+ }
+
+ if (!blkconf_blocksizes(&s->conf, errp)) {
+ return;
+ }
+
+ if (!blkconf_apply_backend_options(&s->conf, !blk_supports_write_perm(blk),
+ true, errp)) {
+ return;
+ }
+
+ /*
+ * Hack alert: this pretends to be a block device, but it's really
+ * a SCSI bus that can serve only a single device, which it
+ * creates automatically. But first it needs to detach from its
+ * blockdev, or else scsi_bus_legacy_add_drive() dies when it
+ * attaches again. We also need to take another reference so that
+ * blk_detach_dev() doesn't free blk while we still need it.
+ *
+ * The hack is probably a bad idea.
+ */
+ blk_ref(blk);
+ blk_detach_dev(blk, DEVICE(s));
+ s->conf.blk = NULL;
+
+ usb_desc_create_serial(dev);
+ usb_desc_init(dev);
+ scsi_bus_new(&s->bus, sizeof(s->bus), DEVICE(dev),
+ &usb_msd_scsi_info_storage, NULL);
+ scsi_dev = scsi_bus_legacy_add_drive(&s->bus, blk, 0, !!s->removable,
+ s->conf.bootindex, s->conf.share_rw,
+ s->conf.rerror, s->conf.werror,
+ dev->serial,
+ errp);
+ blk_unref(blk);
+ if (!scsi_dev) {
+ return;
+ }
+ usb_msd_handle_reset(dev);
+ s->scsi_dev = scsi_dev;
+}
+
+static Property msd_properties[] = {
+ DEFINE_BLOCK_PROPERTIES(MSDState, conf),
+ DEFINE_BLOCK_ERROR_PROPERTIES(MSDState, conf),
+ DEFINE_PROP_BOOL("removable", MSDState, removable, false),
+ DEFINE_PROP_BOOL("commandlog", MSDState, commandlog, false),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void usb_msd_class_storage_initfn(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
+
+ uc->realize = usb_msd_storage_realize;
+ device_class_set_props(dc, msd_properties);
+}
+
+static void usb_msd_get_bootindex(Object *obj, Visitor *v, const char *name,
+ void *opaque, Error **errp)
+{
+ USBDevice *dev = USB_DEVICE(obj);
+ MSDState *s = USB_STORAGE_DEV(dev);
+
+ visit_type_int32(v, name, &s->conf.bootindex, errp);
+}
+
+static void usb_msd_set_bootindex(Object *obj, Visitor *v, const char *name,
+ void *opaque, Error **errp)
+{
+ USBDevice *dev = USB_DEVICE(obj);
+ MSDState *s = USB_STORAGE_DEV(dev);
+ int32_t boot_index;
+ Error *local_err = NULL;
+
+ if (!visit_type_int32(v, name, &boot_index, errp)) {
+ return;
+ }
+ /* check whether bootindex is present in fw_boot_order list */
+ check_boot_index(boot_index, &local_err);
+ if (local_err) {
+ goto out;
+ }
+ /* change bootindex to a new one */
+ s->conf.bootindex = boot_index;
+
+ if (s->scsi_dev) {
+ object_property_set_int(OBJECT(s->scsi_dev), "bootindex", boot_index,
+ &error_abort);
+ }
+
+out:
+ error_propagate(errp, local_err);
+}
+
+static void usb_msd_instance_init(Object *obj)
+{
+ object_property_add(obj, "bootindex", "int32",
+ usb_msd_get_bootindex,
+ usb_msd_set_bootindex, NULL, NULL);
+ object_property_set_int(obj, "bootindex", -1, NULL);
+}
+
+static const TypeInfo msd_info = {
+ .name = "usb-storage",
+ .parent = TYPE_USB_STORAGE,
+ .class_init = usb_msd_class_storage_initfn,
+ .instance_init = usb_msd_instance_init,
+};
+
+static void register_types(void)
+{
+ type_register_static(&msd_info);
+}
+
+type_init(register_types)
diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c
index a5f76fc001..dca62d544f 100644
--- a/hw/usb/dev-storage.c
+++ b/hw/usb/dev-storage.c
@@ -14,13 +14,11 @@
#include "qemu/option.h"
#include "qemu/config-file.h"
#include "hw/usb.h"
+#include "hw/usb/msd.h"
#include "desc.h"
#include "hw/qdev-properties.h"
#include "hw/scsi/scsi.h"
#include "migration/vmstate.h"
-#include "sysemu/sysemu.h"
-#include "sysemu/block-backend.h"
-#include "qapi/visitor.h"
#include "qemu/cutils.h"
#include "qom/object.h"
#include "trace.h"
@@ -29,43 +27,6 @@
#define MassStorageReset 0xff
#define GetMaxLun 0xfe
-enum USBMSDMode {
- USB_MSDM_CBW, /* Command Block. */
- USB_MSDM_DATAOUT, /* Transfer data to device. */
- USB_MSDM_DATAIN, /* Transfer data from device. */
- USB_MSDM_CSW /* Command Status. */
-};
-
-struct usb_msd_csw {
- uint32_t sig;
- uint32_t tag;
- uint32_t residue;
- uint8_t status;
-};
-
-struct MSDState {
- USBDevice dev;
- enum USBMSDMode mode;
- uint32_t scsi_off;
- uint32_t scsi_len;
- uint32_t data_len;
- struct usb_msd_csw csw;
- SCSIRequest *req;
- SCSIBus bus;
- /* For async completion. */
- USBPacket *packet;
- /* usb-storage only */
- BlockConf conf;
- bool removable;
- bool commandlog;
- SCSIDevice *scsi_dev;
-};
-typedef struct MSDState MSDState;
-
-#define TYPE_USB_STORAGE "usb-storage-dev"
-DECLARE_INSTANCE_CHECKER(MSDState, USB_STORAGE_DEV,
- TYPE_USB_STORAGE)
-
struct usb_msd_cbw {
uint32_t sig;
uint32_t tag;
@@ -259,7 +220,7 @@ static void usb_msd_packet_complete(MSDState *s)
usb_packet_complete(&s->dev, p);
}
-static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
+void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
{
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
USBPacket *p = s->packet;
@@ -277,7 +238,7 @@ static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len)
}
}
-static void usb_msd_command_complete(SCSIRequest *req, size_t resid)
+void usb_msd_command_complete(SCSIRequest *req, size_t resid)
{
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
USBPacket *p = s->packet;
@@ -320,7 +281,7 @@ static void usb_msd_command_complete(SCSIRequest *req, size_t resid)
s->req = NULL;
}
-static void usb_msd_request_cancelled(SCSIRequest *req)
+void usb_msd_request_cancelled(SCSIRequest *req)
{
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
@@ -337,7 +298,7 @@ static void usb_msd_request_cancelled(SCSIRequest *req)
}
}
-static void usb_msd_handle_reset(USBDevice *dev)
+void usb_msd_handle_reset(USBDevice *dev)
{
MSDState *s = (MSDState *)dev;
@@ -352,6 +313,7 @@ static void usb_msd_handle_reset(USBDevice *dev)
usb_msd_packet_complete(s);
}
+ memset(&s->csw, 0, sizeof(s->csw));
s->mode = USB_MSDM_CBW;
}
@@ -565,7 +527,7 @@ static void usb_msd_handle_data(USBDevice *dev, USBPacket *p)
}
}
-static void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req)
+void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req)
{
MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent);
@@ -576,95 +538,6 @@ static void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req)
return NULL;
}
-static const struct SCSIBusInfo usb_msd_scsi_info_storage = {
- .tcq = false,
- .max_target = 0,
- .max_lun = 0,
-
- .transfer_data = usb_msd_transfer_data,
- .complete = usb_msd_command_complete,
- .cancel = usb_msd_request_cancelled,
- .load_request = usb_msd_load_request,
-};
-
-static const struct SCSIBusInfo usb_msd_scsi_info_bot = {
- .tcq = false,
- .max_target = 0,
- .max_lun = 15,
-
- .transfer_data = usb_msd_transfer_data,
- .complete = usb_msd_command_complete,
- .cancel = usb_msd_request_cancelled,
- .load_request = usb_msd_load_request,
-};
-
-static void usb_msd_storage_realize(USBDevice *dev, Error **errp)
-{
- MSDState *s = USB_STORAGE_DEV(dev);
- BlockBackend *blk = s->conf.blk;
- SCSIDevice *scsi_dev;
-
- if (!blk) {
- error_setg(errp, "drive property not set");
- return;
- }
-
- if (!blkconf_blocksizes(&s->conf, errp)) {
- return;
- }
-
- if (!blkconf_apply_backend_options(&s->conf, !blk_supports_write_perm(blk),
- true, errp)) {
- return;
- }
-
- /*
- * Hack alert: this pretends to be a block device, but it's really
- * a SCSI bus that can serve only a single device, which it
- * creates automatically. But first it needs to detach from its
- * blockdev, or else scsi_bus_legacy_add_drive() dies when it
- * attaches again. We also need to take another reference so that
- * blk_detach_dev() doesn't free blk while we still need it.
- *
- * The hack is probably a bad idea.
- */
- blk_ref(blk);
- blk_detach_dev(blk, DEVICE(s));
- s->conf.blk = NULL;
-
- usb_desc_create_serial(dev);
- usb_desc_init(dev);
- scsi_bus_new(&s->bus, sizeof(s->bus), DEVICE(dev),
- &usb_msd_scsi_info_storage, NULL);
- scsi_dev = scsi_bus_legacy_add_drive(&s->bus, blk, 0, !!s->removable,
- s->conf.bootindex, s->conf.share_rw,
- s->conf.rerror, s->conf.werror,
- dev->serial,
- errp);
- blk_unref(blk);
- if (!scsi_dev) {
- return;
- }
- usb_msd_handle_reset(dev);
- s->scsi_dev = scsi_dev;
-}
-
-static void usb_msd_bot_realize(USBDevice *dev, Error **errp)
-{
- MSDState *s = USB_STORAGE_DEV(dev);
- DeviceState *d = DEVICE(dev);
-
- usb_desc_create_serial(dev);
- usb_desc_init(dev);
- if (d->hotplugged) {
- s->dev.auto_attach = 0;
- }
-
- scsi_bus_new(&s->bus, sizeof(s->bus), DEVICE(dev),
- &usb_msd_scsi_info_bot, NULL);
- usb_msd_handle_reset(dev);
-}
-
static const VMStateDescription vmstate_usb_msd = {
.name = "usb-storage",
.version_id = 1,
@@ -683,14 +556,6 @@ static const VMStateDescription vmstate_usb_msd = {
}
};
-static Property msd_properties[] = {
- DEFINE_BLOCK_PROPERTIES(MSDState, conf),
- DEFINE_BLOCK_ERROR_PROPERTIES(MSDState, conf),
- DEFINE_PROP_BOOL("removable", MSDState, removable, false),
- DEFINE_PROP_BOOL("commandlog", MSDState, commandlog, false),
- DEFINE_PROP_END_OF_LIST(),
-};
-
static void usb_msd_class_initfn_common(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
@@ -708,52 +573,6 @@ static void usb_msd_class_initfn_common(ObjectClass *klass, void *data)
dc->vmsd = &vmstate_usb_msd;
}
-static void usb_msd_class_storage_initfn(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
- USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
-
- uc->realize = usb_msd_storage_realize;
- device_class_set_props(dc, msd_properties);
-}
-
-static void usb_msd_get_bootindex(Object *obj, Visitor *v, const char *name,
- void *opaque, Error **errp)
-{
- USBDevice *dev = USB_DEVICE(obj);
- MSDState *s = USB_STORAGE_DEV(dev);
-
- visit_type_int32(v, name, &s->conf.bootindex, errp);
-}
-
-static void usb_msd_set_bootindex(Object *obj, Visitor *v, const char *name,
- void *opaque, Error **errp)
-{
- USBDevice *dev = USB_DEVICE(obj);
- MSDState *s = USB_STORAGE_DEV(dev);
- int32_t boot_index;
- Error *local_err = NULL;
-
- if (!visit_type_int32(v, name, &boot_index, errp)) {
- return;
- }
- /* check whether bootindex is present in fw_boot_order list */
- check_boot_index(boot_index, &local_err);
- if (local_err) {
- goto out;
- }
- /* change bootindex to a new one */
- s->conf.bootindex = boot_index;
-
- if (s->scsi_dev) {
- object_property_set_int(OBJECT(s->scsi_dev), "bootindex", boot_index,
- &error_abort);
- }
-
-out:
- error_propagate(errp, local_err);
-}
-
static const TypeInfo usb_storage_dev_type_info = {
.name = TYPE_USB_STORAGE,
.parent = TYPE_USB_DEVICE,
@@ -762,40 +581,9 @@ static const TypeInfo usb_storage_dev_type_info = {
.class_init = usb_msd_class_initfn_common,
};
-static void usb_msd_instance_init(Object *obj)
-{
- object_property_add(obj, "bootindex", "int32",
- usb_msd_get_bootindex,
- usb_msd_set_bootindex, NULL, NULL);
- object_property_set_int(obj, "bootindex", -1, NULL);
-}
-
-static void usb_msd_class_bot_initfn(ObjectClass *klass, void *data)
-{
- USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
-
- uc->realize = usb_msd_bot_realize;
- uc->attached_settable = true;
-}
-
-static const TypeInfo msd_info = {
- .name = "usb-storage",
- .parent = TYPE_USB_STORAGE,
- .class_init = usb_msd_class_storage_initfn,
- .instance_init = usb_msd_instance_init,
-};
-
-static const TypeInfo bot_info = {
- .name = "usb-bot",
- .parent = TYPE_USB_STORAGE,
- .class_init = usb_msd_class_bot_initfn,
-};
-
static void usb_msd_register_types(void)
{
type_register_static(&usb_storage_dev_type_info);
- type_register_static(&msd_info);
- type_register_static(&bot_info);
}
type_init(usb_msd_register_types)
diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c
index 5969eb86b3..0cb02a6432 100644
--- a/hw/usb/hcd-uhci.c
+++ b/hw/usb/hcd-uhci.c
@@ -40,6 +40,7 @@
#include "qemu/main-loop.h"
#include "qemu/module.h"
#include "qom/object.h"
+#include "hcd-uhci.h"
#define FRAME_TIMER_FREQ 1000
@@ -50,8 +51,6 @@
#define MAX_FRAMES_PER_TICK (QH_VALID / 2)
-#define NB_PORTS 2
-
enum {
TD_RESULT_STOP_FRAME = 10,
TD_RESULT_COMPLETE,
@@ -62,20 +61,8 @@ enum {
typedef struct UHCIState UHCIState;
typedef struct UHCIAsync UHCIAsync;
-typedef struct UHCIQueue UHCIQueue;
-typedef struct UHCIInfo UHCIInfo;
typedef struct UHCIPCIDeviceClass UHCIPCIDeviceClass;
-struct UHCIInfo {
- const char *name;
- uint16_t vendor_id;
- uint16_t device_id;
- uint8_t revision;
- uint8_t irq_pin;
- void (*realize)(PCIDevice *dev, Error **errp);
- bool unplug;
-};
-
struct UHCIPCIDeviceClass {
PCIDeviceClass parent_class;
UHCIInfo info;
@@ -107,43 +94,6 @@ struct UHCIQueue {
int8_t valid;
};
-typedef struct UHCIPort {
- USBPort port;
- uint16_t ctrl;
-} UHCIPort;
-
-struct UHCIState {
- PCIDevice dev;
- MemoryRegion io_bar;
- USBBus bus; /* Note unused when we're a companion controller */
- uint16_t cmd; /* cmd register */
- uint16_t status;
- uint16_t intr; /* interrupt enable register */
- uint16_t frnum; /* frame number */
- uint32_t fl_base_addr; /* frame list base address */
- uint8_t sof_timing;
- uint8_t status2; /* bit 0 and 1 are used to generate UHCI_STS_USBINT */
- int64_t expire_time;
- QEMUTimer *frame_timer;
- QEMUBH *bh;
- uint32_t frame_bytes;
- uint32_t frame_bandwidth;
- bool completions_only;
- UHCIPort ports[NB_PORTS];
-
- /* Interrupts that should be raised at the end of the current frame. */
- uint32_t pending_int_mask;
-
- /* Active packets */
- QTAILQ_HEAD(, UHCIQueue) queues;
- uint8_t num_ports_vmstate;
-
- /* Properties */
- char *masterbus;
- uint32_t firstport;
- uint32_t maxframes;
-};
-
typedef struct UHCI_TD {
uint32_t link;
uint32_t ctrl; /* see TD_CTRL_xxx */
@@ -160,10 +110,6 @@ static void uhci_async_cancel(UHCIAsync *async);
static void uhci_queue_fill(UHCIQueue *q, UHCI_TD *td);
static void uhci_resume(void *opaque);
-#define TYPE_UHCI "pci-uhci-usb"
-DECLARE_INSTANCE_CHECKER(UHCIState, UHCI,
- TYPE_UHCI)
-
static inline int32_t uhci_queue_token(UHCI_TD *td)
{
if ((td->token & (0xf << 15)) == 0) {
@@ -1213,7 +1159,7 @@ static USBPortOps uhci_port_ops = {
static USBBusOps uhci_bus_ops = {
};
-static void usb_uhci_common_realize(PCIDevice *dev, Error **errp)
+void usb_uhci_common_realize(PCIDevice *dev, Error **errp)
{
Error *err = NULL;
PCIDeviceClass *pc = PCI_DEVICE_GET_CLASS(dev);
@@ -1261,21 +1207,6 @@ static void usb_uhci_common_realize(PCIDevice *dev, Error **errp)
pci_register_bar(&s->dev, 4, PCI_BASE_ADDRESS_SPACE_IO, &s->io_bar);
}
-static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Error **errp)
-{
- UHCIState *s = UHCI(dev);
- uint8_t *pci_conf = s->dev.config;
-
- /* USB misc control 1/2 */
- pci_set_long(pci_conf + 0x40,0x00001000);
- /* PM capability */
- pci_set_long(pci_conf + 0x80,0x00020001);
- /* USB legacy support */
- pci_set_long(pci_conf + 0xc0,0x00002000);
-
- usb_uhci_common_realize(dev, errp);
-}
-
static void usb_uhci_exit(PCIDevice *dev)
{
UHCIState *s = UHCI(dev);
@@ -1335,7 +1266,7 @@ static const TypeInfo uhci_pci_type_info = {
},
};
-static void uhci_data_class_init(ObjectClass *klass, void *data)
+void uhci_data_class_init(ObjectClass *klass, void *data)
{
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
DeviceClass *dc = DEVICE_CLASS(klass);
@@ -1373,14 +1304,6 @@ static UHCIInfo uhci_info[] = {
.irq_pin = 3,
.unplug = true,
},{
- .name = "vt82c686b-usb-uhci",
- .vendor_id = PCI_VENDOR_ID_VIA,
- .device_id = PCI_DEVICE_ID_VIA_UHCI,
- .revision = 0x01,
- .irq_pin = 3,
- .realize = usb_uhci_vt82c686b_realize,
- .unplug = true,
- },{
.name = "ich9-usb-uhci1", /* 00:1d.0 */
.vendor_id = PCI_VENDOR_ID_INTEL,
.device_id = PCI_DEVICE_ID_INTEL_82801I_UHCI1,
diff --git a/hw/usb/hcd-uhci.h b/hw/usb/hcd-uhci.h
new file mode 100644
index 0000000000..e61d8fcb19
--- /dev/null
+++ b/hw/usb/hcd-uhci.h
@@ -0,0 +1,93 @@
+/*
+ * USB UHCI controller emulation
+ *
+ * Copyright (c) 2005 Fabrice Bellard
+ *
+ * Copyright (c) 2008 Max Krasnyansky
+ * Magor rewrite of the UHCI data structures parser and frame processor
+ * Support for fully async operation and multiple outstanding transactions
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef HW_USB_HCD_UHCI_H
+#define HW_USB_HCD_UHCI_H
+
+#include "exec/memory.h"
+#include "qemu/timer.h"
+#include "hw/pci/pci.h"
+#include "hw/usb.h"
+
+typedef struct UHCIQueue UHCIQueue;
+
+#define NB_PORTS 2
+
+typedef struct UHCIPort {
+ USBPort port;
+ uint16_t ctrl;
+} UHCIPort;
+
+typedef struct UHCIState {
+ PCIDevice dev;
+ MemoryRegion io_bar;
+ USBBus bus; /* Note unused when we're a companion controller */
+ uint16_t cmd; /* cmd register */
+ uint16_t status;
+ uint16_t intr; /* interrupt enable register */
+ uint16_t frnum; /* frame number */
+ uint32_t fl_base_addr; /* frame list base address */
+ uint8_t sof_timing;
+ uint8_t status2; /* bit 0 and 1 are used to generate UHCI_STS_USBINT */
+ int64_t expire_time;
+ QEMUTimer *frame_timer;
+ QEMUBH *bh;
+ uint32_t frame_bytes;
+ uint32_t frame_bandwidth;
+ bool completions_only;
+ UHCIPort ports[NB_PORTS];
+
+ /* Interrupts that should be raised at the end of the current frame. */
+ uint32_t pending_int_mask;
+
+ /* Active packets */
+ QTAILQ_HEAD(, UHCIQueue) queues;
+ uint8_t num_ports_vmstate;
+
+ /* Properties */
+ char *masterbus;
+ uint32_t firstport;
+ uint32_t maxframes;
+} UHCIState;
+
+#define TYPE_UHCI "pci-uhci-usb"
+DECLARE_INSTANCE_CHECKER(UHCIState, UHCI, TYPE_UHCI)
+
+typedef struct UHCIInfo {
+ const char *name;
+ uint16_t vendor_id;
+ uint16_t device_id;
+ uint8_t revision;
+ uint8_t irq_pin;
+ void (*realize)(PCIDevice *dev, Error **errp);
+ bool unplug;
+} UHCIInfo;
+
+void uhci_data_class_init(ObjectClass *klass, void *data);
+void usb_uhci_common_realize(PCIDevice *dev, Error **errp);
+
+#endif
diff --git a/hw/usb/meson.build b/hw/usb/meson.build
index 653192cff6..fb7a74e73a 100644
--- a/hw/usb/meson.build
+++ b/hw/usb/meson.build
@@ -32,6 +32,7 @@ softmmu_ss.add(when: 'CONFIG_USB_DWC3', if_true: files('hcd-dwc3.c'))
softmmu_ss.add(when: 'CONFIG_TUSB6010', if_true: files('tusb6010.c'))
softmmu_ss.add(when: 'CONFIG_IMX', if_true: files('chipidea.c'))
softmmu_ss.add(when: 'CONFIG_IMX_USBPHY', if_true: files('imx-usb-phy.c'))
+softmmu_ss.add(when: 'CONFIG_VT82C686', if_true: files('vt82c686-uhci-pci.c'))
specific_ss.add(when: 'CONFIG_XLNX_VERSAL', if_true: files('xlnx-versal-usb2-ctrl-regs.c'))
specific_ss.add(when: 'CONFIG_XLNX_USB_SUBSYS', if_true: files('xlnx-usb-subsystem.c'))
@@ -39,7 +40,9 @@ specific_ss.add(when: 'CONFIG_XLNX_USB_SUBSYS', if_true: files('xlnx-usb-subsyst
softmmu_ss.add(when: 'CONFIG_USB', if_true: files('dev-hub.c'))
softmmu_ss.add(when: 'CONFIG_USB', if_true: files('dev-hid.c'))
softmmu_ss.add(when: 'CONFIG_USB_TABLET_WACOM', if_true: files('dev-wacom.c'))
-softmmu_ss.add(when: 'CONFIG_USB_STORAGE_BOT', if_true: files('dev-storage.c'))
+softmmu_ss.add(when: 'CONFIG_USB_STORAGE_CORE', if_true: files('dev-storage.c'))
+softmmu_ss.add(when: 'CONFIG_USB_STORAGE_BOT', if_true: files('dev-storage-bot.c'))
+softmmu_ss.add(when: 'CONFIG_USB_STORAGE_CLASSIC', if_true: files('dev-storage-classic.c'))
softmmu_ss.add(when: 'CONFIG_USB_STORAGE_UAS', if_true: files('dev-uas.c'))
softmmu_ss.add(when: 'CONFIG_USB_AUDIO', if_true: files('dev-audio.c'))
softmmu_ss.add(when: 'CONFIG_USB_SERIAL', if_true: files('dev-serial.c'))
diff --git a/hw/usb/u2f.c b/hw/usb/u2f.c
index bc09191f06..56001249a4 100644
--- a/hw/usb/u2f.c
+++ b/hw/usb/u2f.c
@@ -346,7 +346,6 @@ static const TypeInfo u2f_key_info = {
static void u2f_key_register_types(void)
{
type_register_static(&u2f_key_info);
- usb_legacy_register(TYPE_U2F_KEY, "u2f-key", NULL);
}
type_init(u2f_key_register_types)
diff --git a/hw/usb/vt82c686-uhci-pci.c b/hw/usb/vt82c686-uhci-pci.c
new file mode 100644
index 0000000000..b109c21603
--- /dev/null
+++ b/hw/usb/vt82c686-uhci-pci.c
@@ -0,0 +1,43 @@
+#include "qemu/osdep.h"
+#include "hcd-uhci.h"
+
+static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Error **errp)
+{
+ UHCIState *s = UHCI(dev);
+ uint8_t *pci_conf = s->dev.config;
+
+ /* USB misc control 1/2 */
+ pci_set_long(pci_conf + 0x40, 0x00001000);
+ /* PM capability */
+ pci_set_long(pci_conf + 0x80, 0x00020001);
+ /* USB legacy support */
+ pci_set_long(pci_conf + 0xc0, 0x00002000);
+
+ usb_uhci_common_realize(dev, errp);
+}
+
+static UHCIInfo uhci_info[] = {
+ {
+ .name = "vt82c686b-usb-uhci",
+ .vendor_id = PCI_VENDOR_ID_VIA,
+ .device_id = PCI_DEVICE_ID_VIA_UHCI,
+ .revision = 0x01,
+ .irq_pin = 3,
+ .realize = usb_uhci_vt82c686b_realize,
+ .unplug = true,
+ }
+};
+
+static const TypeInfo vt82c686b_usb_uhci_type_info = {
+ .parent = TYPE_UHCI,
+ .name = "vt82c686b-usb-uhci",
+ .class_init = uhci_data_class_init,
+ .class_data = uhci_info,
+};
+
+static void vt82c686b_usb_uhci_register_types(void)
+{
+ type_register_static(&vt82c686b_usb_uhci_type_info);
+}
+
+type_init(vt82c686b_usb_uhci_register_types)
diff --git a/hw/virtio/virtio-net-pci.c b/hw/virtio/virtio-net-pci.c
index 292d13d278..aa0b3caecb 100644
--- a/hw/virtio/virtio-net-pci.c
+++ b/hw/virtio/virtio-net-pci.c
@@ -41,7 +41,8 @@ struct VirtIONetPCI {
static Property virtio_net_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
- DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 3),
+ DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
+ DEV_NVECTORS_UNSPECIFIED),
DEFINE_PROP_END_OF_LIST(),
};
@@ -50,6 +51,13 @@ static void virtio_net_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
DeviceState *qdev = DEVICE(vpci_dev);
VirtIONetPCI *dev = VIRTIO_NET_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
+ VirtIONet *net = VIRTIO_NET(vdev);
+
+ if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
+ vpci_dev->nvectors = 2 * MAX(net->nic_conf.peers.queues, 1)
+ + 1 /* Config interrupt */
+ + 1 /* Control vq */;
+ }
virtio_net_set_netclient_name(&dev->vdev, qdev->id,
object_get_typename(OBJECT(qdev)));
diff --git a/include/hw/usb.h b/include/hw/usb.h
index abfbfc5284..436e07b304 100644
--- a/include/hw/usb.h
+++ b/include/hw/usb.h
@@ -216,7 +216,6 @@ struct USBEndpoint {
};
enum USBDeviceFlags {
- USB_DEV_FLAG_FULL_PATH,
USB_DEV_FLAG_IS_HOST,
USB_DEV_FLAG_MSOS_DESC_ENABLE,
USB_DEV_FLAG_MSOS_DESC_IN_USE,
@@ -500,7 +499,7 @@ void usb_bus_new(USBBus *bus, size_t bus_size,
void usb_bus_release(USBBus *bus);
USBBus *usb_bus_find(int busnr);
void usb_legacy_register(const char *typename, const char *usbdevice_name,
- USBDevice *(*usbdevice_init)(const char *params));
+ USBDevice *(*usbdevice_init)(void));
USBDevice *usb_new(const char *name);
bool usb_realize_and_unref(USBDevice *dev, USBBus *bus, Error **errp);
USBDevice *usb_create_simple(USBBus *bus, const char *name);
diff --git a/include/hw/usb/msd.h b/include/hw/usb/msd.h
new file mode 100644
index 0000000000..7538c54569
--- /dev/null
+++ b/include/hw/usb/msd.h
@@ -0,0 +1,54 @@
+/*
+ * USB Mass Storage Device emulation
+ *
+ * Copyright (c) 2006 CodeSourcery.
+ * Written by Paul Brook
+ *
+ * This code is licensed under the LGPL.
+ */
+
+#include "hw/usb.h"
+#include "hw/scsi/scsi.h"
+
+enum USBMSDMode {
+ USB_MSDM_CBW, /* Command Block. */
+ USB_MSDM_DATAOUT, /* Transfer data to device. */
+ USB_MSDM_DATAIN, /* Transfer data from device. */
+ USB_MSDM_CSW /* Command Status. */
+};
+
+struct usb_msd_csw {
+ uint32_t sig;
+ uint32_t tag;
+ uint32_t residue;
+ uint8_t status;
+};
+
+struct MSDState {
+ USBDevice dev;
+ enum USBMSDMode mode;
+ uint32_t scsi_off;
+ uint32_t scsi_len;
+ uint32_t data_len;
+ struct usb_msd_csw csw;
+ SCSIRequest *req;
+ SCSIBus bus;
+ /* For async completion. */
+ USBPacket *packet;
+ /* usb-storage only */
+ BlockConf conf;
+ bool removable;
+ bool commandlog;
+ SCSIDevice *scsi_dev;
+};
+
+typedef struct MSDState MSDState;
+#define TYPE_USB_STORAGE "usb-storage-dev"
+DECLARE_INSTANCE_CHECKER(MSDState, USB_STORAGE_DEV,
+ TYPE_USB_STORAGE)
+
+void usb_msd_transfer_data(SCSIRequest *req, uint32_t len);
+void usb_msd_command_complete(SCSIRequest *req, size_t resid);
+void usb_msd_request_cancelled(SCSIRequest *req);
+void *usb_msd_load_request(QEMUFile *f, SCSIRequest *req);
+void usb_msd_handle_reset(USBDevice *dev);
diff --git a/include/hw/virtio/virtio-blk.h b/include/hw/virtio/virtio-blk.h
index 214ab74822..29655a406d 100644
--- a/include/hw/virtio/virtio-blk.h
+++ b/include/hw/virtio/virtio-blk.h
@@ -41,6 +41,7 @@ struct VirtIOBlkConf
uint16_t num_queues;
uint16_t queue_size;
bool seg_max_adjust;
+ bool report_discard_granularity;
uint32_t max_discard_sectors;
uint32_t max_write_zeroes_sectors;
bool x_enable_wce_if_config_wce;
diff --git a/include/net/net.h b/include/net/net.h
index 919facaad2..a02949f6db 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -5,6 +5,8 @@
#include "qapi/qapi-types-net.h"
#include "net/queue.h"
#include "hw/qdev-properties-system.h"
+#include "qapi/clone-visitor.h"
+#include "qapi/qapi-visit-net.h"
#define MAC_FMT "%02X:%02X:%02X:%02X:%02X:%02X"
#define MAC_ARG(x) ((uint8_t *)(x))[0], ((uint8_t *)(x))[1], \
@@ -92,7 +94,8 @@ struct NetClientState {
NetQueue *incoming_queue;
char *model;
char *name;
- char info_str[256];
+ char *info_str;
+ NetdevInfo *stored_config;
unsigned receive_disabled : 1;
NetClientDestructor *destructor;
unsigned int queue_index;
@@ -144,12 +147,17 @@ void *qemu_get_nic_opaque(NetClientState *nc);
void qemu_del_net_client(NetClientState *nc);
typedef void (*qemu_nic_foreach)(NICState *nic, void *opaque);
void qemu_foreach_nic(qemu_nic_foreach func, void *opaque);
+int qemu_can_receive_packet(NetClientState *nc);
int qemu_can_send_packet(NetClientState *nc);
ssize_t qemu_sendv_packet(NetClientState *nc, const struct iovec *iov,
int iovcnt);
ssize_t qemu_sendv_packet_async(NetClientState *nc, const struct iovec *iov,
int iovcnt, NetPacketSent *sent_cb);
ssize_t qemu_send_packet(NetClientState *nc, const uint8_t *buf, int size);
+ssize_t qemu_receive_packet(NetClientState *nc, const uint8_t *buf, int size);
+ssize_t qemu_receive_packet_iov(NetClientState *nc,
+ const struct iovec *iov,
+ int iovcnt);
ssize_t qemu_send_packet_raw(NetClientState *nc, const uint8_t *buf, int size);
ssize_t qemu_send_packet_async(NetClientState *nc, const uint8_t *buf,
int size, NetPacketSent *sent_cb);
diff --git a/include/net/queue.h b/include/net/queue.h
index c0269bb1dc..9f2f289d77 100644
--- a/include/net/queue.h
+++ b/include/net/queue.h
@@ -55,6 +55,14 @@ void qemu_net_queue_append_iov(NetQueue *queue,
void qemu_del_net_queue(NetQueue *queue);
+ssize_t qemu_net_queue_receive(NetQueue *queue,
+ const uint8_t *data,
+ size_t size);
+
+ssize_t qemu_net_queue_receive_iov(NetQueue *queue,
+ const struct iovec *iov,
+ int iovcnt);
+
ssize_t qemu_net_queue_send(NetQueue *queue,
NetClientState *sender,
unsigned flags,
diff --git a/include/qapi/hmp-output-visitor.h b/include/qapi/hmp-output-visitor.h
new file mode 100644
index 0000000000..541e4002e3
--- /dev/null
+++ b/include/qapi/hmp-output-visitor.h
@@ -0,0 +1,30 @@
+/*
+ * HMP string output Visitor
+ *
+ * Copyright Yandex N.V., 2021
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#ifndef HMP_OUTPUT_VISITOR_H
+#define HMP_OUTPUT_VISITOR_H
+
+#include "qapi/visitor.h"
+
+typedef struct HMPOutputVisitor HMPOutputVisitor;
+
+/**
+ * Create a HMP string output visitor for @obj
+ *
+ * Flattens dicts/structures, only shows arrays borders.
+ *
+ * Errors are not expected to happen.
+ *
+ * The caller is responsible for freeing the visitor with
+ * visit_free().
+ */
+Visitor *hmp_output_visitor_new(char **result);
+
+#endif
diff --git a/include/standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h b/include/standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h
deleted file mode 100644
index 7b4062a1a1..0000000000
--- a/include/standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright (c) 2012-2016 VMware, Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of EITHER the GNU General Public License
- * version 2 as published by the Free Software Foundation or the BSD
- * 2-Clause License. This program is distributed in the hope that it
- * will be useful, but WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- * See the GNU General Public License version 2 for more details at
- * http://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program available in the file COPYING in the main
- * directory of this source tree.
- *
- * The BSD 2-Clause License
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef __PVRDMA_RING_H__
-#define __PVRDMA_RING_H__
-
-#include "standard-headers/linux/types.h"
-
-#define PVRDMA_INVALID_IDX -1 /* Invalid index. */
-
-struct pvrdma_ring {
- int prod_tail; /* Producer tail. */
- int cons_head; /* Consumer head. */
-};
-
-struct pvrdma_ring_state {
- struct pvrdma_ring tx; /* Tx ring. */
- struct pvrdma_ring rx; /* Rx ring. */
-};
-
-static inline int pvrdma_idx_valid(uint32_t idx, uint32_t max_elems)
-{
- /* Generates fewer instructions than a less-than. */
- return (idx & ~((max_elems << 1) - 1)) == 0;
-}
-
-static inline int32_t pvrdma_idx(int *var, uint32_t max_elems)
-{
- const unsigned int idx = qatomic_read(var);
-
- if (pvrdma_idx_valid(idx, max_elems))
- return idx & (max_elems - 1);
- return PVRDMA_INVALID_IDX;
-}
-
-static inline void pvrdma_idx_ring_inc(int *var, uint32_t max_elems)
-{
- uint32_t idx = qatomic_read(var) + 1; /* Increment. */
-
- idx &= (max_elems << 1) - 1; /* Modulo size, flip gen. */
- qatomic_set(var, idx);
-}
-
-static inline int32_t pvrdma_idx_ring_has_space(const struct pvrdma_ring *r,
- uint32_t max_elems, uint32_t *out_tail)
-{
- const uint32_t tail = qatomic_read(&r->prod_tail);
- const uint32_t head = qatomic_read(&r->cons_head);
-
- if (pvrdma_idx_valid(tail, max_elems) &&
- pvrdma_idx_valid(head, max_elems)) {
- *out_tail = tail & (max_elems - 1);
- return tail != (head ^ max_elems);
- }
- return PVRDMA_INVALID_IDX;
-}
-
-static inline int32_t pvrdma_idx_ring_has_data(const struct pvrdma_ring *r,
- uint32_t max_elems, uint32_t *out_head)
-{
- const uint32_t tail = qatomic_read(&r->prod_tail);
- const uint32_t head = qatomic_read(&r->cons_head);
-
- if (pvrdma_idx_valid(tail, max_elems) &&
- pvrdma_idx_valid(head, max_elems)) {
- *out_head = head & (max_elems - 1);
- return tail != head;
- }
- return PVRDMA_INVALID_IDX;
-}
-
-#endif /* __PVRDMA_RING_H__ */
diff --git a/migration/migration.c b/migration/migration.c
index a5ddf43559..36768391b6 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -323,7 +323,7 @@ static int migrate_send_rp_message(MigrationIncomingState *mis,
int ret = 0;
trace_migrate_send_rp_message((int)message_type, len);
- qemu_mutex_lock(&mis->rp_mutex);
+ QEMU_LOCK_GUARD(&mis->rp_mutex);
/*
* It's possible that the file handle got lost due to network
@@ -331,7 +331,7 @@ static int migrate_send_rp_message(MigrationIncomingState *mis,
*/
if (!mis->to_src_file) {
ret = -EIO;
- goto error;
+ return ret;
}
qemu_put_be16(mis->to_src_file, (unsigned int)message_type);
@@ -342,8 +342,6 @@ static int migrate_send_rp_message(MigrationIncomingState *mis,
/* It's possible that qemu file got error during sending */
ret = qemu_file_get_error(mis->to_src_file);
-error:
- qemu_mutex_unlock(&mis->rp_mutex);
return ret;
}
diff --git a/migration/multifd.c b/migration/multifd.c
index 1a1e589064..03527c564c 100644
--- a/migration/multifd.c
+++ b/migration/multifd.c
@@ -739,7 +739,16 @@ static void multifd_tls_outgoing_handshake(QIOTask *task,
} else {
trace_multifd_tls_outgoing_handshake_complete(ioc);
}
- multifd_channel_connect(p, ioc, err);
+
+ if (!multifd_channel_connect(p, ioc, err)) {
+ /*
+ * Error happen, mark multifd_send_thread status as 'quit' although it
+ * is not created, and then tell who pay attention to me.
+ */
+ p->quit = true;
+ qemu_sem_post(&multifd_send_state->channels_ready);
+ qemu_sem_post(&p->sem_sync);
+ }
}
static void *multifd_tls_handshake_thread(void *opaque)
@@ -798,9 +807,9 @@ static bool multifd_channel_connect(MultiFDSendParams *p,
* function after the TLS handshake,
* so we mustn't call multifd_send_thread until then
*/
- return false;
- } else {
return true;
+ } else {
+ return false;
}
} else {
/* update for tls qio channel */
@@ -808,10 +817,10 @@ static bool multifd_channel_connect(MultiFDSendParams *p,
qemu_thread_create(&p->thread, p->name, multifd_send_thread, p,
QEMU_THREAD_JOINABLE);
}
- return false;
+ return true;
}
- return true;
+ return false;
}
static void multifd_new_send_channel_cleanup(MultiFDSendParams *p,
@@ -844,7 +853,7 @@ static void multifd_new_send_channel_async(QIOTask *task, gpointer opaque)
p->c = QIO_CHANNEL(sioc);
qio_channel_set_delay(p->c, false);
p->running = true;
- if (multifd_channel_connect(p, sioc, local_err)) {
+ if (!multifd_channel_connect(p, sioc, local_err)) {
goto cleanup;
}
return;
diff --git a/migration/ram.c b/migration/ram.c
index 72143da0ac..52537f14ac 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -819,7 +819,7 @@ static inline bool migration_bitmap_clear_dirty(RAMState *rs,
{
bool ret;
- qemu_mutex_lock(&rs->bitmap_mutex);
+ QEMU_LOCK_GUARD(&rs->bitmap_mutex);
/*
* Clear dirty bitmap if needed. This _must_ be called before we
@@ -852,7 +852,6 @@ static inline bool migration_bitmap_clear_dirty(RAMState *rs,
if (ret) {
rs->migration_dirty_pages--;
}
- qemu_mutex_unlock(&rs->bitmap_mutex);
return ret;
}
@@ -3275,7 +3274,7 @@ static void decompress_data_with_multi_threads(QEMUFile *f,
int idx, thread_count;
thread_count = migrate_decompress_threads();
- qemu_mutex_lock(&decomp_done_lock);
+ QEMU_LOCK_GUARD(&decomp_done_lock);
while (true) {
for (idx = 0; idx < thread_count; idx++) {
if (decomp_param[idx].done) {
@@ -3295,7 +3294,6 @@ static void decompress_data_with_multi_threads(QEMUFile *f,
qemu_cond_wait(&decomp_done_cond, &decomp_done_lock);
}
}
- qemu_mutex_unlock(&decomp_done_lock);
}
/*
diff --git a/monitor/monitor.c b/monitor/monitor.c
index e94f532cf5..640496e562 100644
--- a/monitor/monitor.c
+++ b/monitor/monitor.c
@@ -349,7 +349,7 @@ monitor_qapi_event_queue_no_reenter(QAPIEvent event, QDict *qdict)
evconf = &monitor_qapi_event_conf[event];
trace_monitor_protocol_event_queue(event, qdict, evconf->rate);
- qemu_mutex_lock(&monitor_lock);
+ QEMU_LOCK_GUARD(&monitor_lock);
if (!evconf->rate) {
/* Unthrottled event */
@@ -391,8 +391,6 @@ monitor_qapi_event_queue_no_reenter(QAPIEvent event, QDict *qdict)
timer_mod_ns(evstate->timer, now + evconf->rate);
}
}
-
- qemu_mutex_unlock(&monitor_lock);
}
void qapi_event_emit(QAPIEvent event, QDict *qdict)
@@ -447,7 +445,7 @@ static void monitor_qapi_event_handler(void *opaque)
MonitorQAPIEventConf *evconf = &monitor_qapi_event_conf[evstate->event];
trace_monitor_protocol_event_handler(evstate->event, evstate->qdict);
- qemu_mutex_lock(&monitor_lock);
+ QEMU_LOCK_GUARD(&monitor_lock);
if (evstate->qdict) {
int64_t now = qemu_clock_get_ns(monitor_get_event_clock());
@@ -462,8 +460,6 @@ static void monitor_qapi_event_handler(void *opaque)
timer_free(evstate->timer);
g_free(evstate);
}
-
- qemu_mutex_unlock(&monitor_lock);
}
static unsigned int qapi_event_throttle_hash(const void *key)
diff --git a/monitor/qmp.c b/monitor/qmp.c
index 2326bd7f9b..2b0308f933 100644
--- a/monitor/qmp.c
+++ b/monitor/qmp.c
@@ -76,7 +76,7 @@ static void monitor_qmp_cleanup_req_queue_locked(MonitorQMP *mon)
static void monitor_qmp_cleanup_queue_and_resume(MonitorQMP *mon)
{
- qemu_mutex_lock(&mon->qmp_queue_lock);
+ QEMU_LOCK_GUARD(&mon->qmp_queue_lock);
/*
* Same condition as in monitor_qmp_dispatcher_co(), but before
@@ -103,7 +103,6 @@ static void monitor_qmp_cleanup_queue_and_resume(MonitorQMP *mon)
monitor_resume(&mon->common);
}
- qemu_mutex_unlock(&mon->qmp_queue_lock);
}
void qmp_send_response(MonitorQMP *mon, const QDict *rsp)
@@ -179,7 +178,7 @@ static QMPRequest *monitor_qmp_requests_pop_any_with_lock(void)
Monitor *mon;
MonitorQMP *qmp_mon;
- qemu_mutex_lock(&monitor_lock);
+ QEMU_LOCK_GUARD(&monitor_lock);
QTAILQ_FOREACH(mon, &mon_list, entry) {
if (!monitor_is_qmp(mon)) {
@@ -205,8 +204,6 @@ static QMPRequest *monitor_qmp_requests_pop_any_with_lock(void)
QTAILQ_INSERT_TAIL(&mon_list, mon, entry);
}
- qemu_mutex_unlock(&monitor_lock);
-
return req_obj;
}
@@ -376,30 +373,30 @@ static void handle_qmp_command(void *opaque, QObject *req, Error *err)
req_obj->err = err;
/* Protect qmp_requests and fetching its length. */
- qemu_mutex_lock(&mon->qmp_queue_lock);
+ WITH_QEMU_LOCK_GUARD(&mon->qmp_queue_lock) {
- /*
- * Suspend the monitor when we can't queue more requests after
- * this one. Dequeuing in monitor_qmp_dispatcher_co() or
- * monitor_qmp_cleanup_queue_and_resume() will resume it.
- * Note that when OOB is disabled, we queue at most one command,
- * for backward compatibility.
- */
- if (!qmp_oob_enabled(mon) ||
- mon->qmp_requests->length == QMP_REQ_QUEUE_LEN_MAX - 1) {
- monitor_suspend(&mon->common);
- }
+ /*
+ * Suspend the monitor when we can't queue more requests after
+ * this one. Dequeuing in monitor_qmp_dispatcher_co() or
+ * monitor_qmp_cleanup_queue_and_resume() will resume it.
+ * Note that when OOB is disabled, we queue at most one command,
+ * for backward compatibility.
+ */
+ if (!qmp_oob_enabled(mon) ||
+ mon->qmp_requests->length == QMP_REQ_QUEUE_LEN_MAX - 1) {
+ monitor_suspend(&mon->common);
+ }
- /*
- * Put the request to the end of queue so that requests will be
- * handled in time order. Ownership for req_obj, req,
- * etc. will be delivered to the handler side.
- */
- trace_monitor_qmp_in_band_enqueue(req_obj, mon,
- mon->qmp_requests->length);
- assert(mon->qmp_requests->length < QMP_REQ_QUEUE_LEN_MAX);
- g_queue_push_tail(mon->qmp_requests, req_obj);
- qemu_mutex_unlock(&mon->qmp_queue_lock);
+ /*
+ * Put the request to the end of queue so that requests will be
+ * handled in time order. Ownership for req_obj, req,
+ * etc. will be delivered to the handler side.
+ */
+ trace_monitor_qmp_in_band_enqueue(req_obj, mon,
+ mon->qmp_requests->length);
+ assert(mon->qmp_requests->length < QMP_REQ_QUEUE_LEN_MAX);
+ g_queue_push_tail(mon->qmp_requests, req_obj);
+ }
/* Kick the dispatcher routine */
if (!qatomic_xchg(&qmp_dispatcher_co_busy, true)) {
diff --git a/net/l2tpv3.c b/net/l2tpv3.c
index e4d4218db6..b7e1d84674 100644
--- a/net/l2tpv3.c
+++ b/net/l2tpv3.c
@@ -723,8 +723,12 @@ int net_init_l2tpv3(const Netdev *netdev,
l2tpv3_read_poll(s, true);
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "l2tpv3: connected");
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_L2TPV3;
+
+ QAPI_CLONE_MEMBERS(NetdevL2TPv3Options,
+ &nc->stored_config->u.l2tpv3, l2tpv3);
return 0;
outerr:
qemu_del_net_client(nc);
diff --git a/net/net.c b/net/net.c
index 9a2a4c99a5..725a4e1450 100644
--- a/net/net.c
+++ b/net/net.c
@@ -23,6 +23,7 @@
*/
#include "qemu/osdep.h"
+#include "qemu-common.h"
#include "net/net.h"
#include "clients.h"
@@ -35,7 +36,6 @@
#include "monitor/monitor.h"
#include "qemu/help_option.h"
#include "qapi/qapi-commands-net.h"
-#include "qapi/qapi-visit-net.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qmp/qerror.h"
#include "qemu/error-report.h"
@@ -55,6 +55,7 @@
#include "sysemu/sysemu.h"
#include "net/filter.h"
#include "qapi/string-output-visitor.h"
+#include "qapi/hmp-output-visitor.h"
/* Net bridge is currently not supported for W32. */
#if !defined(_WIN32)
@@ -129,11 +130,12 @@ char *qemu_mac_strdup_printf(const uint8_t *macaddr)
void qemu_format_nic_info_str(NetClientState *nc, uint8_t macaddr[6])
{
- snprintf(nc->info_str, sizeof(nc->info_str),
- "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
- nc->model,
- macaddr[0], macaddr[1], macaddr[2],
- macaddr[3], macaddr[4], macaddr[5]);
+ g_free(nc->info_str);
+ nc->info_str = g_strdup_printf(
+ "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
+ nc->model,
+ macaddr[0], macaddr[1], macaddr[2],
+ macaddr[3], macaddr[4], macaddr[5]);
}
static int mac_table[256] = {0};
@@ -352,6 +354,8 @@ static void qemu_free_net_client(NetClientState *nc)
}
g_free(nc->name);
g_free(nc->model);
+ g_free(nc->info_str);
+ qapi_free_NetdevInfo(nc->stored_config);
if (nc->destructor) {
nc->destructor(nc);
}
@@ -528,6 +532,17 @@ int qemu_set_vnet_be(NetClientState *nc, bool is_be)
#endif
}
+int qemu_can_receive_packet(NetClientState *nc)
+{
+ if (nc->receive_disabled) {
+ return 0;
+ } else if (nc->info->can_receive &&
+ !nc->info->can_receive(nc)) {
+ return 0;
+ }
+ return 1;
+}
+
int qemu_can_send_packet(NetClientState *sender)
{
int vm_running = runstate_is_running();
@@ -540,13 +555,7 @@ int qemu_can_send_packet(NetClientState *sender)
return 1;
}
- if (sender->peer->receive_disabled) {
- return 0;
- } else if (sender->peer->info->can_receive &&
- !sender->peer->info->can_receive(sender->peer)) {
- return 0;
- }
- return 1;
+ return qemu_can_receive_packet(sender->peer);
}
static ssize_t filter_receive_iov(NetClientState *nc,
@@ -679,6 +688,25 @@ ssize_t qemu_send_packet(NetClientState *nc, const uint8_t *buf, int size)
return qemu_send_packet_async(nc, buf, size, NULL);
}
+ssize_t qemu_receive_packet(NetClientState *nc, const uint8_t *buf, int size)
+{
+ if (!qemu_can_receive_packet(nc)) {
+ return 0;
+ }
+
+ return qemu_net_queue_receive(nc->incoming_queue, buf, size);
+}
+
+ssize_t qemu_receive_packet_iov(NetClientState *nc, const struct iovec *iov,
+ int iovcnt)
+{
+ if (!qemu_can_receive_packet(nc)) {
+ return 0;
+ }
+
+ return qemu_net_queue_receive_iov(nc->incoming_queue, iov, iovcnt);
+}
+
ssize_t qemu_send_packet_raw(NetClientState *nc, const uint8_t *buf, int size)
{
return qemu_send_packet_async_with_flags(nc, QEMU_NET_PACKET_FLAG_RAW,
@@ -1133,6 +1161,11 @@ void netdev_add(QemuOpts *opts, Error **errp)
void qmp_netdev_add(Netdev *netdev, Error **errp)
{
+ if (!id_wellformed(netdev->id)) {
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "id", "an identifier");
+ return;
+ }
+
net_client_init1(netdev, true, errp);
}
@@ -1189,14 +1222,42 @@ static void netfilter_print_info(Monitor *mon, NetFilterState *nf)
monitor_printf(mon, "\n");
}
+static char *generate_info_str(NetClientState *nc)
+{
+ NetdevInfo *ni = nc->stored_config;
+ char *ret_out = NULL;
+ Visitor *v;
+
+ /* Use legacy field info_str for NIC and hubports */
+ if ((nc->info->type == NET_CLIENT_DRIVER_NIC) ||
+ (nc->info->type == NET_CLIENT_DRIVER_HUBPORT)) {
+ return g_strdup(nc->info_str ? nc->info_str : "");
+ }
+
+ if (!ni) {
+ return g_malloc0(1);
+ }
+
+ v = hmp_output_visitor_new(&ret_out);
+ if (visit_type_NetdevInfo(v, "", &ni, NULL)) {
+ visit_complete(v, &ret_out);
+ }
+ visit_free(v);
+
+ return ret_out;
+}
+
void print_net_client(Monitor *mon, NetClientState *nc)
{
NetFilterState *nf;
+ char *info_str = generate_info_str(nc);
monitor_printf(mon, "%s: index=%d,type=%s,%s\n", nc->name,
nc->queue_index,
NetClientDriver_str(nc->info->type),
- nc->info_str);
+ info_str);
+ g_free(info_str);
+
if (!QTAILQ_EMPTY(&nc->filters)) {
monitor_printf(mon, "filters:\n");
}
@@ -1259,6 +1320,34 @@ RxFilterInfoList *qmp_query_rx_filter(bool has_name, const char *name,
return filter_list;
}
+NetdevInfoList *qmp_query_netdev(Error **errp)
+{
+ NetdevInfoList *list = NULL;
+ NetClientState *nc;
+
+ QTAILQ_FOREACH(nc, &net_clients, next) {
+ /*
+ * Only look at netdevs (backend network devices), not for each queue
+ * or NIC / hubport
+ */
+ if (nc->stored_config) {
+ NetdevInfo *element = QAPI_CLONE(NetdevInfo, nc->stored_config);
+
+ g_free(element->id); /* Need to dealloc empty id after clone */
+ element->id = g_strdup(nc->name);
+
+ element->has_peer_id = nc->peer != NULL;
+ if (element->has_peer_id) {
+ element->peer_id = g_strdup(nc->peer->name);
+ }
+
+ QAPI_LIST_PREPEND(list, element);
+ }
+ }
+
+ return list;
+}
+
void hmp_info_network(Monitor *mon, const QDict *qdict)
{
NetClientState *nc, *peer;
diff --git a/net/netmap.c b/net/netmap.c
index 350f097f91..ad59d4ade4 100644
--- a/net/netmap.c
+++ b/net/netmap.c
@@ -427,6 +427,13 @@ int net_init_netmap(const Netdev *netdev,
pstrcpy(s->ifname, sizeof(s->ifname), netmap_opts->ifname);
netmap_read_poll(s, true); /* Initially only poll for reads. */
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_NETMAP;
+
+ QAPI_CLONE_MEMBERS(NetdevNetmapOptions,
+ &nc->stored_config->u.netmap, netmap_opts);
+
return 0;
}
diff --git a/net/queue.c b/net/queue.c
index 19e32c80fd..c872d51df8 100644
--- a/net/queue.c
+++ b/net/queue.c
@@ -182,6 +182,28 @@ static ssize_t qemu_net_queue_deliver_iov(NetQueue *queue,
return ret;
}
+ssize_t qemu_net_queue_receive(NetQueue *queue,
+ const uint8_t *data,
+ size_t size)
+{
+ if (queue->delivering) {
+ return 0;
+ }
+
+ return qemu_net_queue_deliver(queue, NULL, 0, data, size);
+}
+
+ssize_t qemu_net_queue_receive_iov(NetQueue *queue,
+ const struct iovec *iov,
+ int iovcnt)
+{
+ if (queue->delivering) {
+ return 0;
+ }
+
+ return qemu_net_queue_deliver_iov(queue, NULL, 0, iov, iovcnt);
+}
+
ssize_t qemu_net_queue_send(NetQueue *queue,
NetClientState *sender,
unsigned flags,
diff --git a/net/slirp.c b/net/slirp.c
index be914c0be0..9454a673d6 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -377,6 +377,9 @@ static int net_slirp_init(NetClientState *peer, const char *model,
int shift;
char *end;
struct slirp_config_str *config;
+ NetdevUserOptions *stored;
+ StringList **stored_hostfwd;
+ StringList **stored_guestfwd;
if (!ipv4 && (vnetwork || vhost || vnameserver)) {
error_setg(errp, "IPv4 disabled but netmask/host/dns provided");
@@ -552,9 +555,114 @@ static int net_slirp_init(NetClientState *peer, const char *model,
nc = qemu_new_net_client(&net_slirp_info, peer, model, name);
- snprintf(nc->info_str, sizeof(nc->info_str),
- "net=%s,restrict=%s", inet_ntoa(net),
- restricted ? "on" : "off");
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_USER;
+ stored = &nc->stored_config->u.user;
+
+ if (vhostname) {
+ stored->has_hostname = true;
+ stored->hostname = g_strdup(vhostname);
+ }
+
+ stored->has_q_restrict = true;
+ stored->q_restrict = restricted;
+
+ stored->has_ipv4 = true;
+ stored->ipv4 = ipv4;
+
+ stored->has_ipv6 = true;
+ stored->ipv6 = ipv6;
+
+ if (ipv4) {
+ uint8_t *net_bytes = (uint8_t *)&net;
+ uint8_t *mask_bytes = (uint8_t *)&mask;
+
+ stored->has_net = true;
+ stored->net = g_strdup_printf("%d.%d.%d.%d/%d.%d.%d.%d",
+ net_bytes[0], net_bytes[1],
+ net_bytes[2], net_bytes[3],
+ mask_bytes[0], mask_bytes[1],
+ mask_bytes[2], mask_bytes[3]);
+
+ stored->has_host = true;
+ stored->host = g_strdup(inet_ntoa(host));
+ }
+
+ if (tftp_export) {
+ stored->has_tftp = true;
+ stored->tftp = g_strdup(tftp_export);
+ }
+
+ if (bootfile) {
+ stored->has_bootfile = true;
+ stored->bootfile = g_strdup(bootfile);
+ }
+
+ if (vdhcp_start) {
+ stored->has_dhcpstart = true;
+ stored->dhcpstart = g_strdup(vdhcp_start);
+ }
+
+ if (ipv4) {
+ stored->has_dns = true;
+ stored->dns = g_strdup(inet_ntoa(dns));
+ }
+
+ if (dnssearch) {
+ stored->has_dnssearch = true;
+ StringList **stored_list = &stored->dnssearch;
+
+ for (int i = 0; dnssearch[i]; i++) {
+ String *element = g_new0(String, 1);
+
+ element->str = g_strdup(dnssearch[i]);
+ QAPI_LIST_APPEND(stored_list, element);
+ }
+ }
+
+ if (vdomainname) {
+ stored->has_domainname = true;
+ stored->domainname = g_strdup(vdomainname);
+ }
+
+ if (ipv6) {
+ char addrstr[INET6_ADDRSTRLEN];
+ const char *res;
+
+ stored->has_ipv6_prefix = true;
+ stored->ipv6_prefix = g_strdup(vprefix6);
+
+ stored->has_ipv6_prefixlen = true;
+ stored->ipv6_prefixlen = vprefix6_len;
+
+ res = inet_ntop(AF_INET6, &ip6_host,
+ addrstr, sizeof(addrstr));
+
+ stored->has_ipv6_host = true;
+ stored->ipv6_host = g_strdup(res);
+
+ res = inet_ntop(AF_INET6, &ip6_dns,
+ addrstr, sizeof(addrstr));
+
+ stored->has_ipv6_dns = true;
+ stored->ipv6_dns = g_strdup(res);
+ }
+
+ if (smb_export) {
+ stored->has_smb = true;
+ stored->smb = g_strdup(smb_export);
+ }
+
+ if (vsmbserver) {
+ stored->has_smbserver = true;
+ stored->smbserver = g_strdup(vsmbserver);
+ }
+
+ if (tftp_server_name) {
+ stored->has_tftp_server_name = true;
+ stored->tftp_server_name = g_strdup(tftp_server_name);
+ }
s = DO_UPCAST(SlirpState, nc, nc);
@@ -581,15 +689,25 @@ static int net_slirp_init(NetClientState *peer, const char *model,
s->poll_notifier.notify = net_slirp_poll_notify;
main_loop_poll_add_notifier(&s->poll_notifier);
+ stored_hostfwd = &stored->hostfwd;
+ stored_guestfwd = &stored->guestfwd;
+
for (config = slirp_configs; config; config = config->next) {
+ String *element = g_new0(String, 1);
+
+ element->str = g_strdup(config->str);
if (config->flags & SLIRP_CFG_HOSTFWD) {
if (slirp_hostfwd(s, config->str, errp) < 0) {
goto error;
}
+ stored->has_hostfwd = true;
+ QAPI_LIST_APPEND(stored_hostfwd, element);
} else {
if (slirp_guestfwd(s, config->str, errp) < 0) {
goto error;
}
+ stored->has_guestfwd = true;
+ QAPI_LIST_APPEND(stored_guestfwd, element);
}
}
#ifndef _WIN32
diff --git a/net/socket.c b/net/socket.c
index 15b410e8d8..c0de10c0c0 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -180,7 +180,6 @@ static void net_socket_send(void *opaque)
s->fd = -1;
net_socket_rs_init(&s->rs, net_socket_rs_finalize, false);
s->nc.link_down = true;
- memset(s->nc.info_str, 0, sizeof(s->nc.info_str));
return;
}
@@ -342,6 +341,7 @@ static NetSocketState *net_socket_fd_init_dgram(NetClientState *peer,
NetSocketState *s;
SocketAddress *sa;
SocketAddressType sa_type;
+ NetdevSocketOptions *stored;
sa = socket_local_address(fd, errp);
if (!sa) {
@@ -385,19 +385,24 @@ static NetSocketState *net_socket_fd_init_dgram(NetClientState *peer,
net_socket_rs_init(&s->rs, net_socket_rs_finalize, false);
net_socket_read_poll(s, true);
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_SOCKET;
+ stored = &nc->stored_config->u.socket;
+
+ stored->has_fd = true;
+ stored->fd = g_strdup_printf("%d", fd);
+
/* mcast: save bound address as dst */
if (is_connected && mcast != NULL) {
+ stored->has_mcast = true;
+ stored->mcast = g_strdup(mcast);
+
s->dgram_dst = saddr;
- snprintf(nc->info_str, sizeof(nc->info_str),
- "socket: fd=%d (cloned mcast=%s:%d)",
- fd, inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
} else {
if (sa_type == SOCKET_ADDRESS_TYPE_UNIX) {
s->dgram_dst.sin_family = AF_UNIX;
}
-
- snprintf(nc->info_str, sizeof(nc->info_str),
- "socket: fd=%d %s", fd, SocketAddressType_str(sa_type));
}
return s;
@@ -428,11 +433,10 @@ static NetSocketState *net_socket_fd_init_stream(NetClientState *peer,
{
NetClientState *nc;
NetSocketState *s;
+ NetdevSocketOptions *stored;
nc = qemu_new_net_client(&net_socket_info, peer, model, name);
- snprintf(nc->info_str, sizeof(nc->info_str), "socket: fd=%d", fd);
-
s = DO_UPCAST(NetSocketState, nc, nc);
s->fd = fd;
@@ -447,6 +451,15 @@ static NetSocketState *net_socket_fd_init_stream(NetClientState *peer,
} else {
qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
}
+
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_SOCKET;
+ stored = &nc->stored_config->u.socket;
+
+ stored->has_fd = true;
+ stored->fd = g_strdup_printf("%d", fd);
+
return s;
}
@@ -483,6 +496,7 @@ static void net_socket_accept(void *opaque)
struct sockaddr_in saddr;
socklen_t len;
int fd;
+ NetdevSocketOptions *stored;
for(;;) {
len = sizeof(saddr);
@@ -498,9 +512,12 @@ static void net_socket_accept(void *opaque)
s->fd = fd;
s->nc.link_down = false;
net_socket_connect(s);
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "socket: connection from %s:%d",
- inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+
+ /* Store additional startup parameters (extend net_socket_listen_init) */
+ stored = &s->nc.stored_config->u.socket;
+
+ stored->has_fd = true;
+ stored->fd = g_strdup_printf("%d", fd);
}
static int net_socket_listen_init(NetClientState *peer,
@@ -513,6 +530,7 @@ static int net_socket_listen_init(NetClientState *peer,
NetSocketState *s;
struct sockaddr_in saddr;
int fd, ret;
+ NetdevSocketOptions *stored;
if (parse_host_port(&saddr, host_str, errp) < 0) {
return -1;
@@ -549,6 +567,15 @@ static int net_socket_listen_init(NetClientState *peer,
net_socket_rs_init(&s->rs, net_socket_rs_finalize, false);
qemu_set_fd_handler(s->listen_fd, net_socket_accept, NULL, s);
+
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_SOCKET;
+ stored = &nc->stored_config->u.socket;
+
+ stored->has_listen = true;
+ stored->listen = g_strdup(host_str);
+
return 0;
}
@@ -561,6 +588,7 @@ static int net_socket_connect_init(NetClientState *peer,
NetSocketState *s;
int fd, connected, ret;
struct sockaddr_in saddr;
+ NetdevSocketOptions *stored;
if (parse_host_port(&saddr, host_str, errp) < 0) {
return -1;
@@ -598,9 +626,12 @@ static int net_socket_connect_init(NetClientState *peer,
return -1;
}
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "socket: connect to %s:%d",
- inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
+ /* Store additional startup parameters (extend net_socket_fd_init) */
+ stored = &s->nc.stored_config->u.socket;
+
+ stored->has_connect = true;
+ stored->connect = g_strdup(host_str);
+
return 0;
}
@@ -615,6 +646,7 @@ static int net_socket_mcast_init(NetClientState *peer,
int fd;
struct sockaddr_in saddr;
struct in_addr localaddr, *param_localaddr;
+ NetdevSocketOptions *stored;
if (parse_host_port(&saddr, host_str, errp) < 0) {
return -1;
@@ -643,11 +675,20 @@ static int net_socket_mcast_init(NetClientState *peer,
s->dgram_dst = saddr;
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "socket: mcast=%s:%d",
- inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
- return 0;
+ /* Store additional startup parameters (extend net_socket_fd_init) */
+ stored = &s->nc.stored_config->u.socket;
+
+ if (!stored->has_mcast) {
+ stored->has_mcast = true;
+ stored->mcast = g_strdup(host_str);
+ }
+ if (localaddr_str) {
+ stored->has_localaddr = true;
+ stored->localaddr = g_strdup(localaddr_str);
+ }
+
+ return 0;
}
static int net_socket_udp_init(NetClientState *peer,
@@ -660,6 +701,7 @@ static int net_socket_udp_init(NetClientState *peer,
NetSocketState *s;
int fd, ret;
struct sockaddr_in laddr, raddr;
+ NetdevSocketOptions *stored;
if (parse_host_port(&laddr, lhost, errp) < 0) {
return -1;
@@ -698,9 +740,15 @@ static int net_socket_udp_init(NetClientState *peer,
s->dgram_dst = raddr;
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "socket: udp=%s:%d",
- inet_ntoa(raddr.sin_addr), ntohs(raddr.sin_port));
+ /* Store additional startup parameters (extend net_socket_fd_init) */
+ stored = &s->nc.stored_config->u.socket;
+
+ stored->has_localaddr = true;
+ stored->localaddr = g_strdup(lhost);
+
+ stored->has_udp = true;
+ stored->udp = g_strdup(rhost);
+
return 0;
}
diff --git a/net/tap-win32.c b/net/tap-win32.c
index 2b5dcda36e..21e451107b 100644
--- a/net/tap-win32.c
+++ b/net/tap-win32.c
@@ -768,6 +768,7 @@ static int tap_win32_init(NetClientState *peer, const char *model,
NetClientState *nc;
TAPState *s;
tap_win32_overlapped_t *handle;
+ NetdevTapOptions *stored;
if (tap_win32_open(&handle, ifname) < 0) {
printf("tap: Could not open '%s'\n", ifname);
@@ -778,8 +779,13 @@ static int tap_win32_init(NetClientState *peer, const char *model,
s = DO_UPCAST(TAPState, nc, nc);
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "tap: ifname=%s", ifname);
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_TAP;
+ stored = &nc->stored_config->u.tap;
+
+ stored->has_ifname = true;
+ stored->ifname = g_strdup(ifname);
s->handle = handle;
diff --git a/net/tap.c b/net/tap.c
index b7512853f4..12a08d54fe 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -590,6 +590,7 @@ int net_init_bridge(const Netdev *netdev, const char *name,
const char *helper, *br;
TAPState *s;
int fd, vnet_hdr;
+ NetdevBridgeOptions *stored;
assert(netdev->type == NET_CLIENT_DRIVER_BRIDGE);
bridge = &netdev->u.bridge;
@@ -609,8 +610,20 @@ int net_init_bridge(const Netdev *netdev, const char *name,
}
s = net_tap_fd_init(peer, "bridge", name, fd, vnet_hdr);
- snprintf(s->nc.info_str, sizeof(s->nc.info_str), "helper=%s,br=%s", helper,
- br);
+ /* Store startup parameters */
+ s->nc.stored_config = g_new0(NetdevInfo, 1);
+ s->nc.stored_config->type = NET_BACKEND_BRIDGE;
+ stored = &s->nc.stored_config->u.bridge;
+
+ if (br) {
+ stored->has_br = true;
+ stored->br = g_strdup(br);
+ }
+
+ if (helper) {
+ stored->has_helper = true;
+ stored->helper = g_strdup(helper);
+ }
return 0;
}
@@ -656,11 +669,13 @@ static void net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
const char *model, const char *name,
const char *ifname, const char *script,
const char *downscript, const char *vhostfdname,
- int vnet_hdr, int fd, Error **errp)
+ int vnet_hdr, int fd, NetdevInfo **common_stored,
+ Error **errp)
{
Error *err = NULL;
TAPState *s = net_tap_fd_init(peer, model, name, fd, vnet_hdr);
int vhostfd;
+ NetdevTapOptions *stored;
tap_set_sndbuf(s->fd, tap, &err);
if (err) {
@@ -668,15 +683,59 @@ static void net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
return;
}
+ /* Store startup parameters */
+ if (!*common_stored) {
+ *common_stored = g_new0(NetdevInfo, 1);
+ (*common_stored)->type = NET_BACKEND_TAP;
+ s->nc.stored_config = *common_stored;
+ }
+ stored = &(*common_stored)->u.tap;
+
+ if (tap->has_sndbuf && !stored->has_sndbuf) {
+ stored->has_sndbuf = true;
+ stored->sndbuf = tap->sndbuf;
+ }
+
+ if (vnet_hdr && !stored->has_vnet_hdr) {
+ stored->has_vnet_hdr = true;
+ stored->vnet_hdr = true;
+ }
+
if (tap->has_fd || tap->has_fds) {
- snprintf(s->nc.info_str, sizeof(s->nc.info_str), "fd=%d", fd);
+ if (!stored->has_fds) {
+ stored->has_fds = true;
+ stored->fds = g_strdup_printf("%d", fd);
+ } else {
+ char *tmp_s = stored->fds;
+ stored->fds = g_strdup_printf("%s:%d", stored->fds, fd);
+ g_free(tmp_s);
+ }
} else if (tap->has_helper) {
- snprintf(s->nc.info_str, sizeof(s->nc.info_str), "helper=%s",
- tap->helper);
+ if (!stored->has_helper) {
+ stored->has_helper = true;
+ stored->helper = g_strdup(tap->helper);
+ }
+
+ if (!stored->has_br) {
+ stored->has_br = true;
+ stored->br = tap->has_br ? g_strdup(tap->br) :
+ g_strdup(DEFAULT_BRIDGE_INTERFACE);
+ }
} else {
- snprintf(s->nc.info_str, sizeof(s->nc.info_str),
- "ifname=%s,script=%s,downscript=%s", ifname, script,
- downscript);
+ if (ifname && !stored->has_ifname) {
+ stored->has_ifname = true;
+ stored->ifname = g_strdup(ifname);
+ }
+
+ if (script && !stored->has_script) {
+ stored->has_script = true;
+ stored->script = g_strdup(script);
+ }
+
+ if (downscript && !stored->has_downscript) {
+ stored->has_downscript = true;
+ stored->downscript = g_strdup(downscript);
+ }
if (strcmp(downscript, "no") != 0) {
snprintf(s->down_script, sizeof(s->down_script), "%s", downscript);
@@ -689,9 +748,20 @@ static void net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
vhostfdname || (tap->has_vhostforce && tap->vhostforce)) {
VhostNetOptions options;
+ stored->has_vhost = true;
+ stored->vhost = true;
+
+ if (tap->has_vhostforce && tap->vhostforce) {
+ stored->has_vhostforce = true;
+ stored->vhostforce = true;
+ }
+
options.backend_type = VHOST_BACKEND_TYPE_KERNEL;
options.net_backend = &s->nc;
if (tap->has_poll_us) {
+ stored->has_poll_us = true;
+ stored->poll_us = tap->poll_us;
+
options.busyloop_timeout = tap->poll_us;
} else {
options.busyloop_timeout = 0;
@@ -731,6 +801,15 @@ static void net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
}
options.opaque = (void *)(uintptr_t)vhostfd;
+ if (!stored->has_vhostfds) {
+ stored->has_vhostfds = true;
+ stored->vhostfds = g_strdup_printf("%d", vhostfd);
+ } else {
+ char *tmp_s = stored->vhostfds;
+ stored->vhostfds = g_strdup_printf("%s:%d", stored->fds, vhostfd);
+ g_free(tmp_s);
+ }
+
s->vhost_net = vhost_net_init(&options);
if (!s->vhost_net) {
if (tap->has_vhostforce && tap->vhostforce) {
@@ -783,6 +862,7 @@ int net_init_tap(const Netdev *netdev, const char *name,
const char *vhostfdname;
char ifname[128];
int ret = 0;
+ NetdevInfo *common_stored = NULL; /* will store configuration */
assert(netdev->type == NET_CLIENT_DRIVER_TAP);
tap = &netdev->u.tap;
@@ -829,7 +909,7 @@ int net_init_tap(const Netdev *netdev, const char *name,
net_init_tap_one(tap, peer, "tap", name, NULL,
script, downscript,
- vhostfdname, vnet_hdr, fd, &err);
+ vhostfdname, vnet_hdr, fd, &common_stored, &err);
if (err) {
error_propagate(errp, err);
close(fd);
@@ -892,7 +972,7 @@ int net_init_tap(const Netdev *netdev, const char *name,
net_init_tap_one(tap, peer, "tap", name, ifname,
script, downscript,
tap->has_vhostfds ? vhost_fds[i] : NULL,
- vnet_hdr, fd, &err);
+ vnet_hdr, fd, &common_stored, &err);
if (err) {
error_propagate(errp, err);
ret = -1;
@@ -935,7 +1015,7 @@ free_fail:
net_init_tap_one(tap, peer, "bridge", name, ifname,
script, downscript, vhostfdname,
- vnet_hdr, fd, &err);
+ vnet_hdr, fd, &common_stored, &err);
if (err) {
error_propagate(errp, err);
close(fd);
@@ -981,7 +1061,8 @@ free_fail:
net_init_tap_one(tap, peer, "tap", name, ifname,
i >= 1 ? "no" : script,
i >= 1 ? "no" : downscript,
- vhostfdname, vnet_hdr, fd, &err);
+ vhostfdname, vnet_hdr, fd,
+ &common_stored, &err);
if (err) {
error_propagate(errp, err);
close(fd);
diff --git a/net/vde.c b/net/vde.c
index 99189cccb6..64bdb937ca 100644
--- a/net/vde.c
+++ b/net/vde.c
@@ -84,6 +84,7 @@ static int net_vde_init(NetClientState *peer, const char *model,
VDECONN *vde;
char *init_group = (char *)group;
char *init_sock = (char *)sock;
+ NetdevVdeOptions *stored;
struct vde_open_args args = {
.port = port,
@@ -99,15 +100,33 @@ static int net_vde_init(NetClientState *peer, const char *model,
nc = qemu_new_net_client(&net_vde_info, peer, model, name);
- snprintf(nc->info_str, sizeof(nc->info_str), "sock=%s,fd=%d",
- sock, vde_datafd(vde));
-
s = DO_UPCAST(VDEState, nc, nc);
s->vde = vde;
qemu_set_fd_handler(vde_datafd(s->vde), vde_to_qemu, NULL, s);
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_VDE;
+ stored = &nc->stored_config->u.vde;
+
+ if (sock) {
+ stored->has_sock = true;
+ stored->sock = g_strdup(sock);
+ }
+
+ stored->has_port = true;
+ stored->port = port;
+
+ if (group) {
+ stored->has_group = true;
+ stored->group = g_strdup(group);
+ }
+
+ stored->has_mode = true;
+ stored->mode = mode;
+
return 0;
}
diff --git a/net/vhost-user.c b/net/vhost-user.c
index ffbd94d944..e443c4b2b5 100644
--- a/net/vhost-user.c
+++ b/net/vhost-user.c
@@ -311,14 +311,15 @@ static void net_vhost_user_event(void *opaque, QEMUChrEvent event)
}
static int net_vhost_user_init(NetClientState *peer, const char *device,
- const char *name, Chardev *chr,
- int queues)
+ const char *name, const char *chardev,
+ Chardev *chr, int queues)
{
Error *err = NULL;
NetClientState *nc, *nc0 = NULL;
NetVhostUserState *s = NULL;
VhostUserState *user;
int i;
+ NetdevVhostUserOptions *stored;
assert(name);
assert(queues > 0);
@@ -326,8 +327,6 @@ static int net_vhost_user_init(NetClientState *peer, const char *device,
user = g_new0(struct VhostUserState, 1);
for (i = 0; i < queues; i++) {
nc = qemu_new_net_client(&net_vhost_user_info, peer, device, name);
- snprintf(nc->info_str, sizeof(nc->info_str), "vhost-user%d to %s",
- i, chr->label);
nc->queue_index = i;
if (!nc0) {
nc0 = nc;
@@ -355,6 +354,16 @@ static int net_vhost_user_init(NetClientState *peer, const char *device,
assert(s->vhost_net);
+ /* Store startup parameters */
+ nc0->stored_config = g_new0(NetdevInfo, 1);
+ nc0->stored_config->type = NET_BACKEND_VHOST_USER;
+ stored = &nc0->stored_config->u.vhost_user;
+
+ stored->chardev = g_strdup(chardev);
+
+ stored->has_queues = true;
+ stored->queues = queues;
+
return 0;
err:
@@ -446,5 +455,6 @@ int net_init_vhost_user(const Netdev *netdev, const char *name,
return -1;
}
- return net_vhost_user_init(peer, "vhost_user", name, chr, queues);
+ return net_vhost_user_init(peer, "vhost_user", name,
+ vhost_user_opts->chardev, chr, queues);
}
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index fe659ec9e2..5a28bbcd7b 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -184,9 +184,22 @@ static int net_vhost_vdpa_init(NetClientState *peer, const char *device,
VhostVDPAState *s;
int vdpa_device_fd = -1;
int ret = 0;
+ NetdevVhostVDPAOptions *stored;
+
assert(name);
nc = qemu_new_net_client(&net_vhost_vdpa_info, peer, device, name);
- snprintf(nc->info_str, sizeof(nc->info_str), TYPE_VHOST_VDPA);
+
+ /* Store startup parameters */
+ nc->stored_config = g_new0(NetdevInfo, 1);
+ nc->stored_config->type = NET_BACKEND_VHOST_VDPA;
+ stored = &nc->stored_config->u.vhost_vdpa;
+
+ stored->has_vhostdev = true;
+ stored->vhostdev = g_strdup(vhostdev);
+
+ stored->has_queues = true;
+ stored->queues = 1; /* TODO: change when support multiqueue */
+
nc->queue_index = 0;
s = DO_UPCAST(VhostVDPAState, nc, nc);
vdpa_device_fd = qemu_open_old(vhostdev, O_RDWR);
diff --git a/qapi/hmp-output-visitor.c b/qapi/hmp-output-visitor.c
new file mode 100644
index 0000000000..8036605f97
--- /dev/null
+++ b/qapi/hmp-output-visitor.c
@@ -0,0 +1,193 @@
+/*
+ * HMP string output Visitor
+ *
+ * Copyright Yandex N.V., 2021
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/cutils.h"
+#include "qapi/hmp-output-visitor.h"
+#include "qapi/visitor-impl.h"
+
+struct HMPOutputVisitor {
+ Visitor visitor;
+ char **result;
+ GString *buffer;
+ bool is_continue;
+};
+
+static HMPOutputVisitor *to_hov(Visitor *v)
+{
+ return container_of(v, HMPOutputVisitor, visitor);
+}
+
+static void hmp_output_append_formatted(Visitor *v, const char *fmt, ...)
+{
+ HMPOutputVisitor *ov = to_hov(v);
+ va_list args;
+
+ if (ov->is_continue) {
+ g_string_append(ov->buffer, ",");
+ } else {
+ ov->is_continue = true;
+ }
+
+ va_start(args, fmt);
+ g_string_append_vprintf(ov->buffer, fmt, args);
+ va_end(args);
+}
+
+static void hmp_output_skip_comma(Visitor *v)
+{
+ HMPOutputVisitor *ov = to_hov(v);
+
+ ov->is_continue = false;
+}
+
+static bool hmp_output_start_struct(Visitor *v, const char *name,
+ void **obj, size_t unused, Error **errp)
+{
+ return true;
+}
+
+static void hmp_output_end_struct(Visitor *v, void **obj) {}
+
+static bool hmp_output_start_list(Visitor *v, const char *name,
+ GenericList **listp, size_t size,
+ Error **errp)
+{
+ hmp_output_append_formatted(v, "%s=[", name);
+ /* First element in array without comma before it */
+ hmp_output_skip_comma(v);
+
+ return true;
+}
+
+static GenericList *hmp_output_next_list(Visitor *v, GenericList *tail,
+ size_t size)
+{
+ return tail->next;
+}
+
+static void hmp_output_end_list(Visitor *v, void **obj)
+{
+ /* Don't need comma after last array element */
+ hmp_output_skip_comma(v);
+ hmp_output_append_formatted(v, "]");
+}
+
+static bool hmp_output_type_int64(Visitor *v, const char *name,
+ int64_t *obj, Error **errp)
+{
+ hmp_output_append_formatted(v, "%s=%" PRId64, name, *obj);
+
+ return true;
+}
+
+static bool hmp_output_type_uint64(Visitor *v, const char *name,
+ uint64_t *obj, Error **errp)
+{
+ hmp_output_append_formatted(v, "%s=%" PRIu64, name, *obj);
+
+ return true;
+}
+
+static bool hmp_output_type_bool(Visitor *v, const char *name, bool *obj,
+ Error **errp)
+{
+ hmp_output_append_formatted(v, "%s=%s", name, *obj ? "true" : "false");
+
+ return true;
+}
+
+static bool hmp_output_type_str(Visitor *v, const char *name, char **obj,
+ Error **errp)
+{
+ /* Skip already printed or unused fields */
+ if (!*obj || g_str_equal(name, "id") || g_str_equal(name, "type")) {
+ return true;
+ }
+
+ /* Do not print stub name for StringList elements */
+ if (g_str_equal(name, "str")) {
+ hmp_output_append_formatted(v, "%s", *obj);
+ } else {
+ hmp_output_append_formatted(v, "%s=%s", name, *obj);
+ }
+
+ return true;
+}
+
+static bool hmp_output_type_number(Visitor *v, const char *name,
+ double *obj, Error **errp)
+{
+ hmp_output_append_formatted(v, "%s=%.17g", name, *obj);
+
+ return true;
+}
+
+/* TODO: remove this function? */
+static bool hmp_output_type_any(Visitor *v, const char *name,
+ QObject **obj, Error **errp)
+{
+ return true;
+}
+
+static bool hmp_output_type_null(Visitor *v, const char *name,
+ QNull **obj, Error **errp)
+{
+ hmp_output_append_formatted(v, "%s=NULL", name);
+
+ return true;
+}
+
+static void hmp_output_complete(Visitor *v, void *opaque)
+{
+ HMPOutputVisitor *ov = to_hov(v);
+
+ *ov->result = g_string_free(ov->buffer, false);
+ ov->buffer = NULL;
+}
+
+static void hmp_output_free(Visitor *v)
+{
+ HMPOutputVisitor *ov = to_hov(v);
+
+ if (ov->buffer) {
+ g_string_free(ov->buffer, true);
+ }
+ g_free(v);
+}
+
+Visitor *hmp_output_visitor_new(char **result)
+{
+ HMPOutputVisitor *v;
+
+ v = g_malloc0(sizeof(*v));
+
+ v->visitor.type = VISITOR_OUTPUT;
+ v->visitor.start_struct = hmp_output_start_struct;
+ v->visitor.end_struct = hmp_output_end_struct;
+ v->visitor.start_list = hmp_output_start_list;
+ v->visitor.next_list = hmp_output_next_list;
+ v->visitor.end_list = hmp_output_end_list;
+ v->visitor.type_int64 = hmp_output_type_int64;
+ v->visitor.type_uint64 = hmp_output_type_uint64;
+ v->visitor.type_bool = hmp_output_type_bool;
+ v->visitor.type_str = hmp_output_type_str;
+ v->visitor.type_number = hmp_output_type_number;
+ v->visitor.type_any = hmp_output_type_any;
+ v->visitor.type_null = hmp_output_type_null;
+ v->visitor.complete = hmp_output_complete;
+ v->visitor.free = hmp_output_free;
+
+ v->result = result;
+ v->buffer = g_string_new("");
+ v->is_continue = false;
+
+ return &v->visitor;
+}
diff --git a/qapi/meson.build b/qapi/meson.build
index fcb15a78f1..d4424ae6e7 100644
--- a/qapi/meson.build
+++ b/qapi/meson.build
@@ -8,6 +8,7 @@ util_ss.add(files(
'qobject-output-visitor.c',
'string-input-visitor.c',
'string-output-visitor.c',
+ 'hmp-output-visitor.c',
))
if have_system or have_tools
util_ss.add(files(
diff --git a/qapi/net.json b/qapi/net.json
index c31748c87f..87361ebd9a 100644
--- a/qapi/net.json
+++ b/qapi/net.json
@@ -714,3 +714,83 @@
##
{ 'event': 'FAILOVER_NEGOTIATED',
'data': {'device-id': 'str'} }
+
+##
+# @NetBackend:
+#
+# Available netdev backend drivers.
+#
+# Since: 6.0
+##
+{ 'enum': 'NetBackend',
+ 'data': [ 'bridge', 'l2tpv3', 'netmap', 'socket', 'tap', 'user', 'vde',
+ 'vhost-user', 'vhost-vdpa' ] }
+
+##
+# @NetdevInfo:
+#
+# Configuration of a network backend device (netdev).
+#
+# @id: Device identifier.
+#
+# @type: Specify the driver used for interpreting remaining arguments.
+#
+# @peer-id: The connected frontend network device name (absent if no frontend
+# is connected).
+#
+# Since: 6.0
+##
+{ 'union': 'NetdevInfo',
+ 'base': { 'id': 'str',
+ 'type': 'NetBackend',
+ '*peer-id': 'str' },
+ 'discriminator': 'type',
+ 'data': {
+ 'bridge': 'NetdevBridgeOptions',
+ 'l2tpv3': 'NetdevL2TPv3Options',
+ 'netmap': 'NetdevNetmapOptions',
+ 'socket': 'NetdevSocketOptions',
+ 'tap': 'NetdevTapOptions',
+ 'user': 'NetdevUserOptions',
+ 'vde': 'NetdevVdeOptions',
+ 'vhost-user': 'NetdevVhostUserOptions',
+ 'vhost-vdpa': 'NetdevVhostVDPAOptions' } }
+
+##
+# @query-netdev:
+#
+# Get a list of @NetdevInfo for all virtual network backend devices (netdevs).
+#
+# Returns: a list of @NetdevInfo describing each netdev.
+#
+# Since: 6.0
+#
+# Example:
+#
+# -> { "execute": "query-netdev" }
+# <- { "return": [
+# {
+# "ipv6": true,
+# "ipv4": true,
+# "host": "10.0.2.2",
+# "ipv6-dns": "fec0::3",
+# "ipv6-prefix": "fec0::",
+# "net": "10.0.2.0/255.255.255.0",
+# "ipv6-host": "fec0::2",
+# "type": "user",
+# "peer-id": "net0",
+# "dns": "10.0.2.3",
+# "hostfwd": [
+# {
+# "str": "tcp::20004-:22"
+# }
+# ],
+# "ipv6-prefixlen": 64,
+# "id": "netdev0",
+# "restrict": false
+# }
+# ]
+# }
+#
+##
+{ 'command': 'query-netdev', 'returns': ['NetdevInfo'] }
diff --git a/qemu-options.hx b/qemu-options.hx
index 622d3bfa5a..fe83ea09b2 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -1705,7 +1705,7 @@ ERST
DEFHEADING()
-DEFHEADING(USB options:)
+DEFHEADING(USB convenience options:)
DEF("usb", 0, QEMU_OPTION_usb,
"-usb enable on-board USB host controller (if not enabled by default)\n",
@@ -1723,9 +1723,31 @@ DEF("usbdevice", HAS_ARG, QEMU_OPTION_usbdevice,
QEMU_ARCH_ALL)
SRST
``-usbdevice devname``
- Add the USB device devname. Note that this option is deprecated,
- please use ``-device usb-...`` instead. See the chapter about
+ Add the USB device devname, and enable an on-board USB controller
+ if possible and necessary (just like it can be done via
+ ``-machine usb=on``). Note that this option is mainly intended for
+ the user's convenience only. More fine-grained control can be
+ achieved by selecting a USB host controller (if necessary) and the
+ desired USB device via the ``-device`` option instead. For example,
+ instead of using ``-usbdevice mouse`` it is possible to use
+ ``-device qemu-xhci -device usb-mouse`` to connect the USB mouse
+ to a USB 3.0 controller instead (at least on machines that support
+ PCI and do not have an USB controller enabled by default yet).
+ For more details, see the chapter about
:ref:`Connecting USB devices` in the System Emulation Users Guide.
+ Possible devices for devname are:
+
+ ``braille``
+ Braille device. This will use BrlAPI to display the braille
+ output on a real or fake device (i.e. it also creates a
+ corresponding ``braille`` chardev automatically beside the
+ ``usb-braille`` USB device).
+
+ ``ccid``
+ Smartcard reader device
+
+ ``keyboard``
+ Standard USB keyboard. Will override the PS/2 keyboard (if present).
``mouse``
Virtual Mouse. This will override the PS/2 mouse emulation when
@@ -1737,9 +1759,10 @@ SRST
position without having to grab the mouse. Also overrides the
PS/2 mouse emulation when activated.
- ``braille``
- Braille device. This will use BrlAPI to display the braille
- output on a real or fake device.
+ ``wacom-tablet``
+ Wacom PenPartner USB tablet.
+
+
ERST
DEFHEADING()
diff --git a/scripts/update-linux-headers.sh b/scripts/update-linux-headers.sh
index fa6f2b6272..1050e36169 100755
--- a/scripts/update-linux-headers.sh
+++ b/scripts/update-linux-headers.sh
@@ -215,8 +215,7 @@ sed -e '1h;2,$H;$!d;g' -e 's/[^};]*pvrdma[^(| ]*([^)]*);//g' \
"$linux/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.h" > \
"$tmp_pvrdma_verbs";
-for i in "$linux/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h" \
- "$linux/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h" \
+for i in "$linux/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h" \
"$tmp_pvrdma_verbs"; do \
cp_portable "$i" \
"$output/include/standard-headers/drivers/infiniband/hw/vmw_pvrdma/"
diff --git a/softmmu/vl.c b/softmmu/vl.c
index b7673b9613..a750dae6b1 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -3180,8 +3180,6 @@ void qemu_init(int argc, char **argv, char **envp)
qemu_opts_parse_noisily(olist, "usb=on", false);
break;
case QEMU_OPTION_usbdevice:
- error_report("'-usbdevice' is deprecated, please use "
- "'-device usb-...' instead");
olist = qemu_find_opts("machine");
qemu_opts_parse_noisily(olist, "usb=on", false);
add_device_config(DEV_USB, optarg);
diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
index 2688e1bfad..66ee9fbf45 100644
--- a/tests/qtest/meson.build
+++ b/tests/qtest/meson.build
@@ -30,6 +30,9 @@ qtests_generic = [
if config_host.has_key('CONFIG_MODULES')
qtests_generic += [ 'modules-test' ]
endif
+if slirp.found()
+ qtests_generic += [ 'test-query-netdev' ]
+endif
qtests_pci = \
(config_all_devices.has_key('CONFIG_VGA') ? ['display-vga-test'] : []) + \
diff --git a/tests/qtest/test-query-netdev.c b/tests/qtest/test-query-netdev.c
new file mode 100644
index 0000000000..1118537a9f
--- /dev/null
+++ b/tests/qtest/test-query-netdev.c
@@ -0,0 +1,120 @@
+/*
+ * QTest testcase for the query-netdev
+ *
+ * Copyright Yandex N.V., 2019
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+
+#include "libqos/libqtest.h"
+#include "qapi/qmp/qdict.h"
+#include "qapi/qmp/qlist.h"
+
+/*
+ * Events can get in the way of responses we are actually waiting for.
+ */
+GCC_FMT_ATTR(2, 3)
+static QObject *wait_command(QTestState *who, const char *command, ...)
+{
+ va_list ap;
+ QDict *response;
+ QObject *result;
+
+ va_start(ap, command);
+ qtest_qmp_vsend(who, command, ap);
+ va_end(ap);
+
+ response = qtest_qmp_receive(who);
+
+ result = qdict_get(response, "return");
+ g_assert(result);
+ qobject_ref(result);
+ qobject_unref(response);
+
+ return result;
+}
+
+static void qmp_query_netdev_no_error(QTestState *qts, size_t netdevs_count)
+{
+ QObject *resp;
+ QList *netdevs;
+
+ resp = wait_command(qts, "{'execute': 'query-netdev'}");
+
+ netdevs = qobject_to(QList, resp);
+ g_assert(netdevs);
+ g_assert(qlist_size(netdevs) == netdevs_count);
+
+ qobject_unref(resp);
+}
+
+static void test_query_netdev(void)
+{
+ const char *arch = qtest_get_arch();
+ QObject *resp;
+ QTestState *state;
+
+ /* Choosing machine for platforms without default one */
+ if (g_str_equal(arch, "arm") ||
+ g_str_equal(arch, "aarch64")) {
+ state = qtest_init(
+ "-nodefaults "
+ "-M virt "
+ "-netdev user,id=slirp0");
+ } else if (g_str_equal(arch, "tricore")) {
+ state = qtest_init(
+ "-nodefaults "
+ "-M tricore_testboard "
+ "-netdev user,id=slirp0");
+ } else if (g_str_equal(arch, "avr")) {
+ state = qtest_init(
+ "-nodefaults "
+ "-M mega2560 "
+ "-netdev user,id=slirp0");
+ } else if (g_str_equal(arch, "rx")) {
+ state = qtest_init(
+ "-nodefaults "
+ "-M gdbsim-r5f562n8 "
+ "-netdev user,id=slirp0");
+ } else {
+ state = qtest_init(
+ "-nodefaults "
+ "-netdev user,id=slirp0");
+ }
+ g_assert(state);
+
+ qmp_query_netdev_no_error(state, 1);
+
+ resp = wait_command(state,
+ "{'execute': 'netdev_add', 'arguments': {"
+ " 'id': 'slirp1',"
+ " 'type': 'user'}}");
+ qobject_unref(resp);
+
+ qmp_query_netdev_no_error(state, 2);
+
+ resp = wait_command(state,
+ "{'execute': 'netdev_del', 'arguments': {"
+ " 'id': 'slirp1'}}");
+ qobject_unref(resp);
+
+ qmp_query_netdev_no_error(state, 1);
+
+ qtest_quit(state);
+}
+
+int main(int argc, char **argv)
+{
+ int ret = 0;
+ g_test_init(&argc, &argv, NULL);
+
+ qtest_add_func("/net/qapi/query_netdev", test_query_netdev);
+
+ ret = g_test_run();
+
+ return ret;
+}
diff --git a/tests/unit/test-cutils.c b/tests/unit/test-cutils.c
index bad3a60993..e025b54c05 100644
--- a/tests/unit/test-cutils.c
+++ b/tests/unit/test-cutils.c
@@ -2128,7 +2128,7 @@ static void test_qemu_strtosz_float(void)
str = "12.345M";
err = qemu_strtosz(str, &endptr, &res);
g_assert_cmpint(err, ==, 0);
- g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB));
+ g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB + 0.5));
g_assert(endptr == str + 7);
}
diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c
index 523ee64fb7..3e13997406 100644
--- a/tools/virtiofsd/fuse_virtio.c
+++ b/tools/virtiofsd/fuse_virtio.c
@@ -792,7 +792,13 @@ static void fv_queue_set_started(VuDev *dev, int qidx, bool started)
assert(0);
}
} else {
+ /*
+ * Temporarily drop write-lock taken in virtio_loop() so that
+ * the queue thread doesn't block in virtio_send_msg().
+ */
+ vu_dispatch_unlock(vud);
fv_queue_cleanup_thread(vud, qidx);
+ vu_dispatch_wrlock(vud);
}
}
diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index fc7e1b1e8e..b144320e48 100644
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -37,6 +37,8 @@
#include "qemu/osdep.h"
#include "qemu/timer.h"
+#include "qemu-version.h"
+#include "qemu-common.h"
#include "fuse_virtio.h"
#include "fuse_log.h"
#include "fuse_lowlevel.h"
@@ -221,22 +223,27 @@ static struct lo_inode *lo_find(struct lo_data *lo, struct stat *st,
static int xattr_map_client(const struct lo_data *lo, const char *client_name,
char **out_name);
-static int is_dot_or_dotdot(const char *name)
+static bool is_dot_or_dotdot(const char *name)
{
return name[0] == '.' &&
(name[1] == '\0' || (name[1] == '.' && name[2] == '\0'));
}
/* Is `path` a single path component that is not "." or ".."? */
-static int is_safe_path_component(const char *path)
+static bool is_safe_path_component(const char *path)
{
if (strchr(path, '/')) {
- return 0;
+ return false;
}
return !is_dot_or_dotdot(path);
}
+static bool is_empty(const char *name)
+{
+ return name[0] == '\0';
+}
+
static struct lo_data *lo_data(fuse_req_t req)
{
return (struct lo_data *)fuse_req_userdata(req);
@@ -1083,6 +1090,11 @@ static void lo_lookup(fuse_req_t req, fuse_ino_t parent, const char *name)
fuse_log(FUSE_LOG_DEBUG, "lo_lookup(parent=%" PRIu64 ", name=%s)\n", parent,
name);
+ if (is_empty(name)) {
+ fuse_reply_err(req, ENOENT);
+ return;
+ }
+
/*
* Don't use is_safe_path_component(), allow "." and ".." for NFS export
* support.
@@ -1174,6 +1186,11 @@ static void lo_mknod_symlink(fuse_req_t req, fuse_ino_t parent,
struct fuse_entry_param e;
struct lo_cred old = {};
+ if (is_empty(name)) {
+ fuse_reply_err(req, ENOENT);
+ return;
+ }
+
if (!is_safe_path_component(name)) {
fuse_reply_err(req, EINVAL);
return;
@@ -1246,6 +1263,11 @@ static void lo_link(fuse_req_t req, fuse_ino_t ino, fuse_ino_t parent,
char procname[64];
int saverr;
+ if (is_empty(name)) {
+ fuse_reply_err(req, ENOENT);
+ return;
+ }
+
if (!is_safe_path_component(name)) {
fuse_reply_err(req, EINVAL);
return;
@@ -1308,8 +1330,7 @@ static struct lo_inode *lookup_name(fuse_req_t req, fuse_ino_t parent,
return NULL;
}
- res = do_statx(lo, dir->fd, name, &attr,
- AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW, &mnt_id);
+ res = do_statx(lo, dir->fd, name, &attr, AT_SYMLINK_NOFOLLOW, &mnt_id);
lo_inode_put(lo, &dir);
if (res == -1) {
return NULL;
@@ -1324,6 +1345,11 @@ static void lo_rmdir(fuse_req_t req, fuse_ino_t parent, const char *name)
struct lo_inode *inode;
struct lo_data *lo = lo_data(req);
+ if (is_empty(name)) {
+ fuse_reply_err(req, ENOENT);
+ return;
+ }
+
if (!is_safe_path_component(name)) {
fuse_reply_err(req, EINVAL);
return;
@@ -1353,6 +1379,11 @@ static void lo_rename(fuse_req_t req, fuse_ino_t parent, const char *name,
struct lo_inode *newinode = NULL;
struct lo_data *lo = lo_data(req);
+ if (is_empty(name) || is_empty(newname)) {
+ fuse_reply_err(req, ENOENT);
+ return;
+ }
+
if (!is_safe_path_component(name) || !is_safe_path_component(newname)) {
fuse_reply_err(req, EINVAL);
return;
@@ -1406,6 +1437,11 @@ static void lo_unlink(fuse_req_t req, fuse_ino_t parent, const char *name)
struct lo_inode *inode;
struct lo_data *lo = lo_data(req);
+ if (is_empty(name)) {
+ fuse_reply_err(req, ENOENT);
+ return;
+ }
+
if (!is_safe_path_component(name)) {
fuse_reply_err(req, EINVAL);
return;
@@ -3666,6 +3702,11 @@ static void fuse_lo_data_cleanup(struct lo_data *lo)
free(lo->source);
}
+static void qemu_version(void)
+{
+ printf("virtiofsd version " QEMU_FULL_VERSION "\n" QEMU_COPYRIGHT "\n");
+}
+
int main(int argc, char *argv[])
{
struct fuse_args args = FUSE_ARGS_INIT(argc, argv);
@@ -3737,6 +3778,7 @@ int main(int argc, char *argv[])
ret = 0;
goto err_out1;
} else if (opts.show_version) {
+ qemu_version();
fuse_lowlevel_version();
ret = 0;
goto err_out1;
diff --git a/util/cutils.c b/util/cutils.c
index d89a40a8c3..c442882b88 100644
--- a/util/cutils.c
+++ b/util/cutils.c
@@ -275,10 +275,9 @@ static int do_strtosz(const char *nptr, const char **end,
int retval;
const char *endptr, *f;
unsigned char c;
- bool mul_required = false, hex = false;
- uint64_t val;
+ bool hex = false;
+ uint64_t val, valf = 0;
int64_t mul;
- double fraction = 0.0;
/* Parse integral portion as decimal. */
retval = qemu_strtou64(nptr, &endptr, 10, &val);
@@ -308,17 +307,19 @@ static int do_strtosz(const char *nptr, const char **end,
* without fractional digits. If we see an exponent, treat
* the entire input as invalid instead.
*/
+ double fraction;
+
f = endptr;
retval = qemu_strtod_finite(f, &endptr, &fraction);
if (retval) {
- fraction = 0.0;
endptr++;
} else if (memchr(f, 'e', endptr - f) || memchr(f, 'E', endptr - f)) {
endptr = nptr;
retval = -EINVAL;
goto out;
- } else if (fraction != 0) {
- mul_required = true;
+ } else {
+ /* Extract into a 64-bit fixed-point fraction. */
+ valf = (uint64_t)(fraction * 0x1p64);
}
}
c = *endptr;
@@ -333,16 +334,35 @@ static int do_strtosz(const char *nptr, const char **end,
mul = suffix_mul(default_suffix, unit);
assert(mul > 0);
}
- if (mul == 1 && mul_required) {
- endptr = nptr;
- retval = -EINVAL;
- goto out;
- }
- if (val > (UINT64_MAX - ((uint64_t) (fraction * mul))) / mul) {
- retval = -ERANGE;
- goto out;
+ if (mul == 1) {
+ /* When a fraction is present, a scale is required. */
+ if (valf != 0) {
+ endptr = nptr;
+ retval = -EINVAL;
+ goto out;
+ }
+ } else {
+ uint64_t valh, tmp;
+
+ /* Compute exact result: 64.64 x 64.0 -> 128.64 fixed point */
+ mulu64(&val, &valh, val, mul);
+ mulu64(&valf, &tmp, valf, mul);
+ val += tmp;
+ valh += val < tmp;
+
+ /* Round 0.5 upward. */
+ tmp = valf >> 63;
+ val += tmp;
+ valh += val < tmp;
+
+ /* Report overflow. */
+ if (valh != 0) {
+ retval = -ERANGE;
+ goto out;
+ }
}
- *result = val * mul + (uint64_t) (fraction * mul);
+
+ *result = val;
retval = 0;
out: