diff options
Diffstat (limited to 'extensions/libxt_SECMARK.c')
-rw-r--r-- | extensions/libxt_SECMARK.c | 61 |
1 files changed, 18 insertions, 43 deletions
diff --git a/extensions/libxt_SECMARK.c b/extensions/libxt_SECMARK.c index 2152b6f..6ba8606 100644 --- a/extensions/libxt_SECMARK.c +++ b/extensions/libxt_SECMARK.c @@ -6,14 +6,15 @@ * Copyright (C) 2006 Red Hat, Inc., James Morris <jmorris@redhat.com> */ #include <stdio.h> -#include <string.h> -#include <stdlib.h> -#include <getopt.h> #include <xtables.h> #include <linux/netfilter/xt_SECMARK.h> #define PFX "SECMARK target: " +enum { + O_SELCTX = 0, +}; + static void SECMARK_help(void) { printf( @@ -21,51 +22,26 @@ static void SECMARK_help(void) " --selctx value Set the SELinux security context\n"); } -static const struct option SECMARK_opts[] = { - { "selctx", 1, NULL, '1' }, - { .name = NULL } +static const struct xt_option_entry SECMARK_opts[] = { + {.name = "selctx", .id = O_SELCTX, .type = XTTYPE_STRING, + .flags = XTOPT_MAND | XTOPT_PUT, + XTOPT_POINTER(struct xt_secmark_target_info, secctx)}, + XTOPT_TABLEEND, }; -static int SECMARK_parse(int c, char **argv, int invert, unsigned int *flags, - const void *entry, struct xt_entry_target **target) +static void SECMARK_parse(struct xt_option_call *cb) { - struct xt_secmark_target_info *info = - (struct xt_secmark_target_info*)(*target)->data; - - switch (c) { - case '1': - if (*flags & SECMARK_MODE_SEL) - xtables_error(PARAMETER_PROBLEM, PFX - "Can't specify --selctx twice"); - info->mode = SECMARK_MODE_SEL; + struct xt_secmark_target_info *info = cb->data; - if (strlen(optarg) > SECMARK_SELCTX_MAX-1) - xtables_error(PARAMETER_PROBLEM, PFX - "Maximum length %u exceeded by --selctx" - " parameter (%zu)", - SECMARK_SELCTX_MAX-1, strlen(optarg)); - - strcpy(info->u.sel.selctx, optarg); - *flags |= SECMARK_MODE_SEL; - break; - default: - return 0; - } - - return 1; -} - -static void SECMARK_check(unsigned int flags) -{ - if (!flags) - xtables_error(PARAMETER_PROBLEM, PFX "parameter required"); + xtables_option_parse(cb); + info->mode = SECMARK_MODE_SEL; } static void print_secmark(const struct xt_secmark_target_info *info) { switch (info->mode) { case SECMARK_MODE_SEL: - printf("selctx %s ", info->u.sel.selctx);\ + printf("selctx %s", info->secctx); break; default: @@ -79,7 +55,7 @@ static void SECMARK_print(const void *ip, const struct xt_entry_target *target, const struct xt_secmark_target_info *info = (struct xt_secmark_target_info*)(target)->data; - printf("SECMARK "); + printf(" SECMARK "); print_secmark(info); } @@ -88,7 +64,7 @@ static void SECMARK_save(const void *ip, const struct xt_entry_target *target) const struct xt_secmark_target_info *info = (struct xt_secmark_target_info*)target->data; - printf("--"); + printf(" --"); print_secmark(info); } @@ -100,11 +76,10 @@ static struct xtables_target secmark_target = { .size = XT_ALIGN(sizeof(struct xt_secmark_target_info)), .userspacesize = XT_ALIGN(sizeof(struct xt_secmark_target_info)), .help = SECMARK_help, - .parse = SECMARK_parse, - .final_check = SECMARK_check, .print = SECMARK_print, .save = SECMARK_save, - .extra_opts = SECMARK_opts, + .x6_parse = SECMARK_parse, + .x6_options = SECMARK_opts, }; void _init(void) |