Annotation of embedaddon/sudo/plugins/sudoers/regress/parser/check_addr.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (c) 2011 Todd C. Miller <Todd.Miller@courtesan.com>
! 3: *
! 4: * Permission to use, copy, modify, and distribute this software for any
! 5: * purpose with or without fee is hereby granted, provided that the above
! 6: * copyright notice and this permission notice appear in all copies.
! 7: *
! 8: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
! 9: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
! 10: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
! 11: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 12: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
! 13: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
! 14: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 15: */
! 16:
! 17: #include <config.h>
! 18:
! 19: #include <sys/types.h>
! 20: #include <sys/socket.h>
! 21: #include <stdio.h>
! 22: #ifdef STDC_HEADERS
! 23: # include <stdlib.h>
! 24: # include <stddef.h>
! 25: #else
! 26: # ifdef HAVE_STDLIB_H
! 27: # include <stdlib.h>
! 28: # endif
! 29: #endif /* STDC_HEADERS */
! 30: #include <stdarg.h>
! 31: #ifdef HAVE_STRING_H
! 32: # include <string.h>
! 33: #endif /* HAVE_STRING_H */
! 34: #ifdef HAVE_STRINGS_H
! 35: # include <strings.h>
! 36: #endif /* HAVE_STRINGS_H */
! 37: #include <ctype.h>
! 38: #include <errno.h>
! 39: #include <grp.h>
! 40: #include <pwd.h>
! 41:
! 42: #include <netinet/in.h>
! 43: #include <arpa/inet.h>
! 44: #include <netdb.h>
! 45:
! 46: #include "sudoers.h"
! 47: #include "parse.h"
! 48: #include "interfaces.h"
! 49:
! 50: static int check_addr_printf(int msg_type, const char *fmt, ...);
! 51:
! 52: /* for match_addr.c */
! 53: struct interface *interfaces;
! 54: sudo_printf_t sudo_printf = check_addr_printf;
! 55:
! 56: static int
! 57: check_addr(char *input)
! 58: {
! 59: int expected, matched;
! 60: size_t len;
! 61: char *cp;
! 62:
! 63: while (isspace((unsigned char)*input))
! 64: input++;
! 65:
! 66: /* input: "addr[/mask] 1/0" */
! 67: len = strcspn(input, " \t");
! 68: cp = input + len;
! 69: while (isspace((unsigned char)*cp))
! 70: cp++;
! 71: expected = atoi(cp);
! 72: input[len] = '\0';
! 73:
! 74: matched = addr_matches(input);
! 75: if (matched != expected) {
! 76: warningx("%s %smatched: FAIL", input, matched ? "" : "not ");
! 77: return 1;
! 78: }
! 79: return 0;
! 80: }
! 81:
! 82: static void
! 83: usage(void)
! 84: {
! 85: fprintf(stderr, "usage: check_addr datafile\n");
! 86: exit(1);
! 87: }
! 88:
! 89: int
! 90: main(int argc, char *argv[])
! 91: {
! 92: int ntests = 0, errors = 0;
! 93: char *cp, line[2048];
! 94: size_t len;
! 95: FILE *fp;
! 96:
! 97: #if !defined(HAVE_GETPROGNAME) && !defined(HAVE___PROGNAME)
! 98: setprogname(argc > 0 ? argv[0] : "check_addr");
! 99: #endif
! 100:
! 101: if (argc != 2)
! 102: usage();
! 103:
! 104: fp = fopen(argv[1], "r");
! 105: if (fp == NULL)
! 106: errorx(1, "unable to open %s", argv[1]);
! 107:
! 108: /*
! 109: * Input is in the following format. There are two types of
! 110: * lines: interfaces, which sets the address and mask of the
! 111: * locally connected ethernet interfaces for the lines that
! 112: * follow and, address lines that include and address (with
! 113: * optional netmask) to match, followed by expected match status
! 114: * (1 or 0). E.g.
! 115: *
! 116: * interfaces: addr1/mask addr2/mask ...
! 117: * address: addr[/mask] 1/0
! 118: * address: addr[/mask] 1/0
! 119: * interfaces: addr3/mask addr4/mask ...
! 120: * address: addr[/mask] 1/0
! 121: */
! 122:
! 123: while (fgets(line, sizeof(line), fp) != NULL) {
! 124: len = strcspn(line, "\n");
! 125: line[len] = '\0';
! 126:
! 127: /* Ignore comments */
! 128: if ((cp = strchr(line, '#')) != NULL)
! 129: *cp = '\0';
! 130:
! 131: /* Skip blank lines. */
! 132: if (line[0] == '\0')
! 133: continue;
! 134:
! 135: if (strncmp(line, "interfaces:", sizeof("interfaces:") - 1) == 0) {
! 136: set_interfaces(line + sizeof("interfaces:") - 1);
! 137: } else if (strncmp(line, "address:", sizeof("address:") - 1) == 0) {
! 138: errors += check_addr(line + sizeof("address:") - 1);
! 139: ntests++;
! 140: } else {
! 141: warningx("unexpected data line: %s\n", line);
! 142: continue;
! 143: }
! 144: }
! 145:
! 146: printf("check_addr: %d tests run, %d errors, %d%% success rate\n",
! 147: ntests, errors, (ntests - errors) * 100 / ntests);
! 148:
! 149: exit(errors);
! 150: }
! 151:
! 152: /* STUB */
! 153: void
! 154: cleanup(int gotsig)
! 155: {
! 156: return;
! 157: }
! 158:
! 159: static int
! 160: check_addr_printf(int msg_type, const char *fmt, ...)
! 161: {
! 162: va_list ap;
! 163: FILE *fp;
! 164:
! 165: switch (msg_type) {
! 166: case SUDO_CONV_INFO_MSG:
! 167: fp = stdout;
! 168: break;
! 169: case SUDO_CONV_ERROR_MSG:
! 170: fp = stderr;
! 171: break;
! 172: default:
! 173: errno = EINVAL;
! 174: return -1;
! 175: }
! 176:
! 177: va_start(ap, fmt);
! 178: vfprintf(fp, fmt, ap);
! 179: va_end(ap);
! 180:
! 181: return 0;
! 182: }
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