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net: dhcp6: pxe: Add DHCP/PXE commands for IPv6

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Adds commands to support DHCP and PXE with IPv6.

New configs added:
- CMD_DHCP6
- DHCP6_PXE_CLIENTARCH
- DHCP6_PXE_DHCP_OPTION
- DHCP6_ENTERPRISE_ID

New commands added (when IPv6 is enabled):
- dhcp6
- pxe get -ipv6
- pxe boot -ipv6

Signed-off-by: Sean Edmond <seanedmond@microsoft.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
This commit is contained in:
Sean Edmond
2023-04-11 10:48:47 -07:00
committed by Tom Rini
parent a0245818f7
commit 7d0188927b
8 changed files with 132 additions and 23 deletions
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10
include/pxe_utils.h
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@@ -93,6 +93,7 @@ typedef int (*pxe_getfile_func)(struct pxe_context *ctx, const char *file_path,
* @bootdir: Directory that files are loaded from ("" if no directory). This is
* allocated
* @pxe_file_size: Size of the PXE file
* @use_ipv6: TRUE : use IPv6 addressing, FALSE : use IPv4 addressing
*/
struct pxe_context {
struct cmd_tbl *cmdtp;
@@ -112,6 +113,7 @@ struct pxe_context {
bool allow_abs_path;
char *bootdir;
ulong pxe_file_size;
bool use_ipv6;
};
/**
@@ -209,12 +211,14 @@ int format_mac_pxe(char *outbuf, size_t outbuf_len);
* @allow_abs_path: true to allow absolute paths
* @bootfile: Bootfile whose directory loaded files are relative to, NULL if
* none
* @use_ipv6: TRUE : use IPv6 addressing
* FALSE : use IPv4 addressing
* Return: 0 if OK, -ENOMEM if out of memory, -E2BIG if bootfile is larger than
* MAX_TFTP_PATH_LEN bytes
*/
int pxe_setup_ctx(struct pxe_context *ctx, struct cmd_tbl *cmdtp,
pxe_getfile_func getfile, void *userdata,
bool allow_abs_path, const char *bootfile);
bool allow_abs_path, const char *bootfile, bool use_ipv6);
/**
* pxe_destroy_ctx() - Destroy a PXE context
@@ -251,7 +255,9 @@ int pxe_get_file_size(ulong *sizep);
* "rpi/info", which indicates that all files should be fetched from the
* "rpi/" subdirectory
* @sizep: Size of the PXE file (not bootfile)
* @use_ipv6: TRUE : use IPv6 addressing
* FALSE : use IPv4 addressing
*/
int pxe_get(ulong pxefile_addr_r, char **bootdirp, ulong *sizep);
int pxe_get(ulong pxefile_addr_r, char **bootdirp, ulong *sizep, bool use_ipv6);
#endif /* __PXE_UTILS_H */