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author | Michael S. Tsirkin | 2018-01-11 21:01:17 +0100 |
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committer | Michael S. Tsirkin | 2018-01-11 21:03:50 +0100 |
commit | acc95bc85036c443da8bf7159a77edf9f00dcd80 (patch) | |
tree | 21965c6e60a2e29664b7685e52feacdb6a86e0bd /net/net.c | |
parent | smbus: do not immediately complete commands (diff) | |
parent | Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20180111'... (diff) | |
download | qemu-acc95bc85036c443da8bf7159a77edf9f00dcd80.tar.gz qemu-acc95bc85036c443da8bf7159a77edf9f00dcd80.tar.xz qemu-acc95bc85036c443da8bf7159a77edf9f00dcd80.zip |
Merge remote-tracking branch 'origin/master' into HEAD
Resolve conflicts around apb.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'net/net.c')
-rw-r--r-- | net/net.c | 40 |
1 files changed, 28 insertions, 12 deletions
@@ -1565,13 +1565,6 @@ int net_init_clients(void) int net_client_parse(QemuOptsList *opts_list, const char *optarg) { -#if defined(CONFIG_SLIRP) - int ret; - if (net_slirp_parse_legacy(opts_list, optarg, &ret)) { - return ret; - } -#endif - if (!qemu_opts_parse_noisily(opts_list, optarg, true)) { return -1; } @@ -1581,25 +1574,48 @@ int net_client_parse(QemuOptsList *opts_list, const char *optarg) /* From FreeBSD */ /* XXX: optimize */ -unsigned compute_mcast_idx(const uint8_t *ep) +uint32_t net_crc32(const uint8_t *p, int len) { uint32_t crc; int carry, i, j; uint8_t b; crc = 0xffffffff; - for (i = 0; i < 6; i++) { - b = *ep++; + for (i = 0; i < len; i++) { + b = *p++; for (j = 0; j < 8; j++) { carry = ((crc & 0x80000000L) ? 1 : 0) ^ (b & 0x01); crc <<= 1; b >>= 1; if (carry) { - crc = ((crc ^ POLYNOMIAL) | carry); + crc = ((crc ^ POLYNOMIAL_BE) | carry); } } } - return crc >> 26; + + return crc; +} + +uint32_t net_crc32_le(const uint8_t *p, int len) +{ + uint32_t crc; + int carry, i, j; + uint8_t b; + + crc = 0xffffffff; + for (i = 0; i < len; i++) { + b = *p++; + for (j = 0; j < 8; j++) { + carry = (crc & 0x1) ^ (b & 0x01); + crc >>= 1; + b >>= 1; + if (carry) { + crc ^= POLYNOMIAL_LE; + } + } + } + + return crc; } QemuOptsList qemu_netdev_opts = { |