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| author | Samuel Mendoza-Jonas <sam@mendozajonas.com> | 2018-05-14 14:29:12 +1000 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-05-14 10:46:00 +0200 |
| commit | 23cbd7d5bbbf8f5fb65d1ff3a92323f2bb300f63 (patch) | |
| tree | 67e6d49b0ef4870192cb63837e248ba666ff452b /networking/udhcp/d6_dhcpc.c | |
| parent | bcdec1a8b8bf9fb3ea4de96d153b203e12e035fd (diff) | |
| download | busybox-23cbd7d5bbbf8f5fb65d1ff3a92323f2bb300f63.tar.gz | |
udhcpc6: add DHCPv6 boot options
Add support for 'bootfile-url' and 'bootfile-params' as defined by
RFC5970 "DHCPv6 Options for Network Boot".
Signed-off-by: Samuel Mendoza-Jonas <sam@mendozajonas.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/udhcp/d6_dhcpc.c')
| -rw-r--r-- | networking/udhcp/d6_dhcpc.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/networking/udhcp/d6_dhcpc.c b/networking/udhcp/d6_dhcpc.c index fa1568b5f..f837bd549 100644 --- a/networking/udhcp/d6_dhcpc.c +++ b/networking/udhcp/d6_dhcpc.c @@ -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)) @@ -71,6 +79,10 @@ static const struct dhcp_optflag d6_optflags[] = { { 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 } }; /* Must match d6_optflags[] order */ @@ -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]; |