135 lines
4.3 KiB
C
135 lines
4.3 KiB
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*/
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#include <tomcrypt_test.h>
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#if defined(LTC_BASE64) || defined(LTC_BASE64_URL)
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int base64_test(void)
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{
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unsigned char in[64], out[256], tmp[64];
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unsigned long x, l1, l2, slen1;
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const unsigned char special_case[] = {
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0xbe, 0xe8, 0x92, 0x3c, 0xa2, 0x25, 0xf0, 0xf8,
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0x91, 0xe4, 0xef, 0xab, 0x0b, 0x8c, 0xfd, 0xff,
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0x14, 0xd0, 0x29, 0x9d, 0x00 };
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#if defined(LTC_BASE64)
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/*
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TEST CASES SOURCE:
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Network Working Group S. Josefsson
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Request for Comments: 4648 SJD
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Obsoletes: 3548 October 2006
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Category: Standards Track
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*/
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const struct {
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const char* s;
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const char* b64;
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} cases[] = {
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{"", "" },
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{"f", "Zg==" },
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{"fo", "Zm8=" },
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{"foo", "Zm9v" },
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{"foob", "Zm9vYg==" },
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{"fooba", "Zm9vYmE=" },
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{"foobar", "Zm9vYmFy"},
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{(char*)special_case,"vuiSPKIl8PiR5O+rC4z9/xTQKZ0="}
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};
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#endif
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#ifdef LTC_BASE64_URL
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const struct {
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const char* s;
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int is_strict;
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} url_cases[] = {
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{"vuiSPKIl8PiR5O-rC4z9_xTQKZ0", 0},
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{"vuiSPKIl8PiR5O-rC4z9_xTQKZ0=", 1},
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{"vuiS*PKIl8P*iR5O-rC4*z9_xTQKZ0", 0},
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{"vuiS*PKIl8P*iR5O-rC4*z9_xTQKZ0=", 0},
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{"vuiS*PKIl8P*iR5O-rC4*z9_xTQKZ0==", 0},
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{"vuiS*PKIl8P*iR5O-rC4*z9_xTQKZ0===", 0},
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{"vuiS*PKIl8P*iR5O-rC4*z9_xTQKZ0====", 0},
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{"vuiS*=PKIl8P*iR5O-rC4*z9_xTQKZ0=", 0},
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{"vuiS*==PKIl8P*iR5O-rC4*z9_xTQKZ0=", 0},
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{"vuiS*===PKIl8P*iR5O-rC4*z9_xTQKZ0=", 0},
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};
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for (x = 0; x < sizeof(url_cases)/sizeof(url_cases[0]); ++x) {
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slen1 = strlen(url_cases[x].s);
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l1 = sizeof(out);
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if(url_cases[x].is_strict)
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DO(base64url_strict_decode((unsigned char*)url_cases[x].s, slen1, out, &l1));
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else
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DO(base64url_decode((unsigned char*)url_cases[x].s, slen1, out, &l1));
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if (compare_testvector(out, l1, special_case, sizeof(special_case) - 1, "base64url decode", x)) {
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return 1;
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}
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if(x < 2) {
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l2 = sizeof(tmp);
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if(x == 0)
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DO(base64url_encode(out, l1, tmp, &l2));
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else
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DO(base64url_strict_encode(out, l1, tmp, &l2));
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if (compare_testvector(tmp, l2, url_cases[x].s, strlen(url_cases[x].s), "base64url encode", x)) {
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return 1;
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}
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}
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}
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DO(base64url_strict_decode((unsigned char*)url_cases[4].s, slen1, out, &l1) == CRYPT_INVALID_PACKET ? CRYPT_OK : CRYPT_INVALID_PACKET);
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#endif
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#if defined(LTC_BASE64)
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for (x = 0; x < sizeof(cases)/sizeof(cases[0]); ++x) {
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memset(out, 0, sizeof(out));
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memset(tmp, 0, sizeof(tmp));
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slen1 = strlen(cases[x].s);
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l1 = sizeof(out);
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DO(base64_encode((unsigned char*)cases[x].s, slen1, out, &l1));
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l2 = sizeof(tmp);
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DO(base64_strict_decode(out, l1, tmp, &l2));
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if (compare_testvector(out, l1, cases[x].b64, strlen(cases[x].b64), "base64 encode", x) ||
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compare_testvector(tmp, l2, cases[x].s, slen1, "base64 decode", x)) {
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return 1;
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}
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}
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for (x = 0; x < 64; x++) {
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yarrow_read(in, x, &yarrow_prng);
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l1 = sizeof(out);
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DO(base64_encode(in, x, out, &l1));
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l2 = sizeof(tmp);
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DO(base64_decode(out, l1, tmp, &l2));
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if (compare_testvector(tmp, x, in, x, "random base64", x)) {
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return 1;
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}
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}
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x--;
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memmove(&out[11], &out[10], l1 - 10);
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out[10] = '=';
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l1++;
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l2 = sizeof(tmp);
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DO(base64_decode(out, l1, tmp, &l2));
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if (compare_testvector(tmp, l2, in, l2, "relaxed base64 decoding", -1)) {
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print_hex("input ", out, l1);
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return 1;
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}
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l2 = sizeof(tmp);
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DO(base64_strict_decode(out, l1, tmp, &l2) == CRYPT_INVALID_PACKET ? CRYPT_OK : CRYPT_INVALID_PACKET);
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#endif
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return 0;
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}
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#endif
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/* ref: $Format:%D$ */
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/* git commit: $Format:%H$ */
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/* commit time: $Format:%ai$ */
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