diff options
Diffstat (limited to 'src/include/gpxe/dhcp.h')
| -rw-r--r-- | src/include/gpxe/dhcp.h | 90 |
1 files changed, 79 insertions, 11 deletions
diff --git a/src/include/gpxe/dhcp.h b/src/include/gpxe/dhcp.h index d49ba7fd..2fddb404 100644 --- a/src/include/gpxe/dhcp.h +++ b/src/include/gpxe/dhcp.h @@ -12,12 +12,12 @@ #include <gpxe/list.h> #include <gpxe/refcnt.h> #include <gpxe/tables.h> +#include <gpxe/uuid.h> +#include <gpxe/netdevice.h> -struct net_device; struct job_interface; struct dhcp_options; struct dhcp_packet; -struct dhcp_pxe_boot_menu_item; /** BOOTP/DHCP server port */ #define BOOTPS_PORT 67 @@ -88,12 +88,53 @@ struct dhcp_pxe_boot_menu_item; /** PXE boot menu */ #define DHCP_PXE_BOOT_MENU DHCP_ENCAP_OPT ( DHCP_VENDOR_ENCAP, 9 ) +/** PXE boot menu */ +struct dhcp_pxe_boot_menu { + /** "Type" */ + uint16_t type; + /** Description length */ + uint8_t desc_len; + /** Description */ + char desc[0]; +} __attribute__ (( packed )); + /** PXE boot menu prompt */ #define DHCP_PXE_BOOT_MENU_PROMPT DHCP_ENCAP_OPT ( DHCP_VENDOR_ENCAP, 10 ) +/** PXE boot menu prompt */ +struct dhcp_pxe_boot_menu_prompt { + /** Timeout + * + * A value of 0 means "time out immediately and select first + * boot item, without displaying the prompt". A value of 255 + * means "display menu immediately with no timeout". Any + * other value means "display prompt, wait this many seconds + * for keypress, if key is F8, display menu, otherwise select + * first boot item". + */ + uint8_t timeout; + /** Prompt to press F8 */ + char prompt[0]; +} __attribute__ (( packed )); + /** PXE boot menu item */ #define DHCP_PXE_BOOT_MENU_ITEM DHCP_ENCAP_OPT ( DHCP_VENDOR_ENCAP, 71 ) +/** PXE boot menu item */ +struct dhcp_pxe_boot_menu_item { + /** "Type" + * + * This field actually identifies the specific boot server (or + * cluster of boot servers offering identical boot files). + */ + uint16_t type; + /** "Layer" + * + * Just don't ask. + */ + uint16_t layer; +} __attribute__ (( packed )); + /** Requested IP address */ #define DHCP_REQUESTED_ADDRESS 50 @@ -140,6 +181,14 @@ struct dhcp_pxe_boot_menu_item; /** Client identifier */ #define DHCP_CLIENT_ID 61 +/** Client identifier */ +struct dhcp_client_id { + /** Link-layer protocol */ + uint8_t ll_proto; + /** Link-layer address */ + uint8_t ll_addr[MAX_LL_ADDR_LEN]; +} __attribute__ (( packed )); + /** TFTP server name * * This option replaces the fixed "sname" field, when that field is @@ -163,6 +212,16 @@ struct dhcp_pxe_boot_menu_item; /** UUID client identifier */ #define DHCP_CLIENT_UUID 97 +/** UUID client identifier */ +struct dhcp_client_uuid { + /** Identifier type */ + uint8_t type; + /** UUID */ + union uuid uuid; +} __attribute__ (( packed )); + +#define DHCP_CLIENT_UUID_TYPE 0 + /** Etherboot-specific encapsulated options * * This encapsulated options field is used to contain all options @@ -213,7 +272,7 @@ struct dhcp_pxe_boot_menu_item; /** Skip PXE DHCP protocol extensions such as ProxyDHCP * * If set to a non-zero value, gPXE will not wait for ProxyDHCP offers - * and will ignore any PXE-specific DHCP offers that it receives. + * and will ignore any PXE-specific DHCP options that it receives. */ #define DHCP_EB_NO_PXEDHCP DHCP_ENCAP_OPT ( DHCP_EB_ENCAP, 0xb0 ) @@ -230,6 +289,16 @@ struct dhcp_pxe_boot_menu_item; */ #define DHCP_EB_BUS_ID DHCP_ENCAP_OPT ( DHCP_EB_ENCAP, 0xb1 ) +/** Network device descriptor */ +struct dhcp_netdev_desc { + /** Bus type ID */ + uint8_t type; + /** Vendor ID */ + uint16_t vendor; + /** Device ID */ + uint16_t device; +} __attribute__ (( packed )); + /** BIOS drive number * * This is the drive number for a drive emulated via INT 13. 0x80 is @@ -480,13 +549,13 @@ struct dhcphdr { */ #define DHCP_MIN_LEN 552 -/** Maximum time that we will wait for ProxyDHCP responses */ -#define PROXYDHCP_WAIT_TIME ( 2 * TICKS_PER_SEC ) - /** Timeouts for sending DHCP packets */ #define DHCP_MIN_TIMEOUT ( 1 * TICKS_PER_SEC ) #define DHCP_MAX_TIMEOUT ( 10 * TICKS_PER_SEC ) +/** Maximum time that we will wait for ProxyDHCP responses */ +#define PROXYDHCP_MAX_TIMEOUT ( 2 * TICKS_PER_SEC ) + /** Settings block name used for DHCP responses */ #define DHCP_SETTINGS_NAME "dhcp" @@ -494,19 +563,18 @@ struct dhcphdr { #define PROXYDHCP_SETTINGS_NAME "proxydhcp" /** Setting block name used for BootServerDHCP responses */ -#define BSDHCP_SETTINGS_NAME "bs" +#define PXEBS_SETTINGS_NAME "pxebs" extern int dhcp_create_packet ( struct dhcp_packet *dhcppkt, struct net_device *netdev, uint8_t msgtype, - struct dhcp_options *options, + const void *options, size_t options_len, void *data, size_t max_len ); extern int dhcp_create_request ( struct dhcp_packet *dhcppkt, struct net_device *netdev, unsigned int msgtype, struct in_addr ciaddr, - struct in_addr server, - struct in_addr requested_ip, - struct dhcp_pxe_boot_menu_item *menu_item, void *data, size_t max_len ); extern int start_dhcp ( struct job_interface *job, struct net_device *netdev ); +extern int start_pxebs ( struct job_interface *job, struct net_device *netdev, + struct in_addr pxe_server, unsigned int pxe_type ); #endif /* _GPXE_DHCP_H */ |