Annotation of embedaddon/sudo/plugins/sudoers/regress/parser/check_digest.c, revision 1.1
1.1 ! misho 1: /*
! 2: * Copyright (c) 2013 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 <stdio.h>
! 20: #ifdef STDC_HEADERS
! 21: # include <stdlib.h>
! 22: # include <stddef.h>
! 23: #else
! 24: # ifdef HAVE_STDLIB_H
! 25: # include <stdlib.h>
! 26: # endif
! 27: #endif /* STDC_HEADERS */
! 28: #ifdef HAVE_STRING_H
! 29: # if defined(HAVE_MEMORY_H) && !defined(STDC_HEADERS)
! 30: # include <memory.h>
! 31: # endif
! 32: # include <string.h>
! 33: #endif /* HAVE_STRING_H */
! 34: #ifdef HAVE_STRINGS_H
! 35: # include <strings.h>
! 36: #endif /* HAVE_STRINGS_H */
! 37: #if defined(HAVE_STDINT_H)
! 38: # include <stdint.h>
! 39: #elif defined(HAVE_INTTYPES_H)
! 40: # include <inttypes.h>
! 41: #endif
! 42:
! 43: #include "missing.h"
! 44: #include "sha2.h"
! 45:
! 46: __dso_public int main(int argc, char *argv[]);
! 47:
! 48: static struct digest_function {
! 49: const char *digest_name;
! 50: const int digest_len;
! 51: void (*init)(SHA2_CTX *);
! 52: void (*update)(SHA2_CTX *, const unsigned char *, size_t);
! 53: void (*final)(unsigned char *, SHA2_CTX *);
! 54: } digest_functions[] = {
! 55: {
! 56: "SHA224",
! 57: SHA224_DIGEST_LENGTH,
! 58: SHA224Init,
! 59: SHA224Update,
! 60: SHA224Final
! 61: }, {
! 62: "SHA256",
! 63: SHA256_DIGEST_LENGTH,
! 64: SHA256Init,
! 65: SHA256Update,
! 66: SHA256Final
! 67: }, {
! 68: "SHA384",
! 69: SHA384_DIGEST_LENGTH,
! 70: SHA384Init,
! 71: SHA384Update,
! 72: SHA384Final
! 73: }, {
! 74: "SHA512",
! 75: SHA512_DIGEST_LENGTH,
! 76: SHA512Init,
! 77: SHA512Update,
! 78: SHA512Final
! 79: }, {
! 80: NULL
! 81: }
! 82: };
! 83:
! 84: int
! 85: main(int argc, char *argv[])
! 86: {
! 87: SHA2_CTX ctx;
! 88: int i, j;
! 89: struct digest_function *func;
! 90: unsigned char digest[SHA512_DIGEST_LENGTH];
! 91: static const char hex[] = "0123456789abcdef";
! 92: unsigned char buf[1000];
! 93: unsigned const char *test_strings[] = {
! 94: "",
! 95: "a",
! 96: "abc",
! 97: "message digest",
! 98: "abcdefghijklmnopqrstuvwxyz",
! 99: "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
! 100: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
! 101: "0123456789",
! 102: "12345678901234567890123456789012345678901234567890123456789"
! 103: "012345678901234567890",
! 104: };
! 105:
! 106: for (func = digest_functions; func->digest_name != NULL; func++) {
! 107: for (i = 0; i < 8; i++) {
! 108: func->init(&ctx);
! 109: func->update(&ctx, test_strings[i], strlen(test_strings[i]));
! 110: func->final(digest, &ctx);
! 111: printf("%s (\"%s\") = ", func->digest_name, test_strings[i]);
! 112: for (j = 0; j < func->digest_len; j++) {
! 113: putchar(hex[digest[j] >> 4]);
! 114: putchar(hex[digest[j] & 0x0f]);
! 115: }
! 116: putchar('\n');
! 117: }
! 118:
! 119: /* Simulate a string of a million 'a' characters. */
! 120: memset(buf, 'a', sizeof(buf));
! 121: func->init(&ctx);
! 122: for (i = 0; i < 1000; i++) {
! 123: func->update(&ctx, buf, sizeof(buf));
! 124: }
! 125: func->final(digest, &ctx);
! 126: printf("%s (one million 'a' characters) = ", func->digest_name);
! 127: for (j = 0; j < func->digest_len; j++) {
! 128: putchar(hex[digest[j] >> 4]);
! 129: putchar(hex[digest[j] & 0x0f]);
! 130: }
! 131: putchar('\n');
! 132: }
! 133: exit(0);
! 134: }
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