23cbd7d5b
Samuel Mendoza-Jonas
2018-05-14
Subject
udhcpc6: add DHCPv6 boot options
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networking/udhcp/d6_common.h+3 -0
| @@ -128,6 +128,9 @@ struct d6_option { | |
| #define D6_OPT_TZ_POSIX 41 | |
| #define D6_OPT_TZ_NAME 42 | |
| + | #define D6_OPT_BOOT_URL 59 |
| + | #define D6_OPT_BOOT_PARAM 60 |
| + | |
| /*** Other shared functions ***/ | |
| struct client6_data_t { | |
networking/udhcp/d6_dhcpc.c+25 -0
| @@ -38,6 +38,14 @@ | |
| //config: help | |
| //config: You can request POSIX timezone with "-O tz" and timezone name | |
| //config: with "-O timezone". | |
| + | //config: |
| + | //config:config FEATURE_UDHCPC6_RFC5970 |
| + | //config: bool "Support RFC 5970 (Network Boot)" |
| + | //config: default y |
| + | //config: depends on UDHCPC6 |
| + | //config: help |
| + | //config: You can request bootfile-url with "-O bootfile_url" and |
| + | //config: bootfile-params with "-O bootfile_params". |
| //applet:IF_UDHCPC6(APPLET(udhcpc6, BB_DIR_USR_BIN, BB_SUID_DROP)) | |
| @@ -70,6 +78,10 @@ static const struct dhcp_optflag d6_optflags[] = { | |
| #if ENABLE_FEATURE_UDHCPC6_RFC4833 | |
| { OPTION_STRING, D6_OPT_TZ_POSIX }, | |
| { OPTION_STRING, D6_OPT_TZ_NAME }, | |
| + | #endif |
| + | #if ENABLE_FEATURE_UDHCPC6_RFC5970 |
| + | { OPTION_STRING, D6_OPT_BOOT_URL }, |
| + | { OPTION_STRING, D6_OPT_BOOT_PARAM }, |
| #endif | |
| { 0, 0 } | |
| }; | |
| @@ -86,6 +98,11 @@ static const char d6_option_strings[] ALIGN1 = | |
| "tz" "\0" /* D6_OPT_TZ_POSIX */ | |
| "timezone" "\0" /* D6_OPT_TZ_NAME */ | |
| #endif | |
| + | #if ENABLE_FEATURE_UDHCPC6_RFC5970 |
| + | "bootfile_url" "\0" /* D6_OPT_BOOT_URL */ |
| + | "bootfile_param" "\0" /* D6_OPT_BOOT_PARAM */ |
| + | #endif |
| + | |
| "\0"; | |
| #if ENABLE_LONG_OPTS | |
| @@ -382,6 +399,14 @@ static void option_to_env(uint8_t *option, uint8_t *option_end) | |
| *new_env() = xasprintf("tz_name=%.*s", (int)option[3], (char*)option + 4); | |
| break; | |
| #endif | |
| + | case D6_OPT_BOOT_URL: |
| + | case D6_OPT_BOOT_PARAM: |
| + | { |
| + | char *tmp = string_option_to_env(option, option_end); |
| + | if (tmp) |
| + | *new_env() = tmp; |
| + | break; |
| + | } |
| } | |
| len_m4 -= 4 + option[3]; | |
| option += 4 + option[3]; | |