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Introduce internal backend header.

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And remove commented-out test vectors (moved to tests).
This commit is contained in:
Milan Broz
2019-02-24 17:55:43 +01:00
parent c03e3fe88a
commit 93d596ace2
11 changed files with 53 additions and 335 deletions
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196
lib/crypto_backend/pbkdf2_generic.c
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@@ -25,7 +25,7 @@
#include <errno.h>
#include <alloca.h>
#include "crypto_backend.h"
#include "crypto_backend_internal.h"
static int hash_buf(const char *src, size_t src_len,
char *dst, size_t dst_len,
@@ -230,197 +230,3 @@ out:
return rc;
}
#if 0
#include <stdio.h>
struct test_vector {
const char *hash;
unsigned int hash_block_length;
unsigned int iterations;
const char *password;
unsigned int password_length;
const char *salt;
unsigned int salt_length;
const char *output;
unsigned int output_length;
};
struct test_vector test_vectors[] = {
/* RFC 3962 */
{
"sha1", 64, 1,
"password", 8,
"ATHENA.MIT.EDUraeburn", 21,
"\xcd\xed\xb5\x28\x1b\xb2\xf8\x01"
"\x56\x5a\x11\x22\xb2\x56\x35\x15"
"\x0a\xd1\xf7\xa0\x4b\xb9\xf3\xa3"
"\x33\xec\xc0\xe2\xe1\xf7\x08\x37", 32
}, {
"sha1", 64, 2,
"password", 8,
"ATHENA.MIT.EDUraeburn", 21,
"\x01\xdb\xee\x7f\x4a\x9e\x24\x3e"
"\x98\x8b\x62\xc7\x3c\xda\x93\x5d"
"\xa0\x53\x78\xb9\x32\x44\xec\x8f"
"\x48\xa9\x9e\x61\xad\x79\x9d\x86", 32
}, {
"sha1", 64, 1200,
"password", 8,
"ATHENA.MIT.EDUraeburn", 21,
"\x5c\x08\xeb\x61\xfd\xf7\x1e\x4e"
"\x4e\xc3\xcf\x6b\xa1\xf5\x51\x2b"
"\xa7\xe5\x2d\xdb\xc5\xe5\x14\x2f"
"\x70\x8a\x31\xe2\xe6\x2b\x1e\x13", 32
}, {
"sha1", 64, 5,
"password", 8,
"\0224VxxV4\022", 8, // "\x1234567878563412
"\xd1\xda\xa7\x86\x15\xf2\x87\xe6"
"\xa1\xc8\xb1\x20\xd7\x06\x2a\x49"
"\x3f\x98\xd2\x03\xe6\xbe\x49\xa6"
"\xad\xf4\xfa\x57\x4b\x6e\x64\xee", 32
}, {
"sha1", 64, 1200,
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 64,
"pass phrase equals block size", 29,
"\x13\x9c\x30\xc0\x96\x6b\xc3\x2b"
"\xa5\x5f\xdb\xf2\x12\x53\x0a\xc9"
"\xc5\xec\x59\xf1\xa4\x52\xf5\xcc"
"\x9a\xd9\x40\xfe\xa0\x59\x8e\xd1", 32
}, {
"sha1", 64, 1200,
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 65,
"pass phrase exceeds block size", 30,
"\x9c\xca\xd6\xd4\x68\x77\x0c\xd5"
"\x1b\x10\xe6\xa6\x87\x21\xbe\x61"
"\x1a\x8b\x4d\x28\x26\x01\xdb\x3b"
"\x36\xbe\x92\x46\x91\x5e\xc8\x2a", 32
}, {
"sha1", 64, 50,
"\360\235\204\236", 4, // g-clef ("\xf09d849e)
"EXAMPLE.COMpianist", 18,
"\x6b\x9c\xf2\x6d\x45\x45\x5a\x43"
"\xa5\xb8\xbb\x27\x6a\x40\x3b\x39"
"\xe7\xfe\x37\xa0\xc4\x1e\x02\xc2"
"\x81\xff\x30\x69\xe1\xe9\x4f\x52", 32
}, {
/* RFC-6070 */
"sha1", 64, 1,
"password", 8,
"salt", 4,
"\x0c\x60\xc8\x0f\x96\x1f\x0e\x71\xf3\xa9"
"\xb5\x24\xaf\x60\x12\x06\x2f\xe0\x37\xa6", 20
}, {
"sha1", 64, 2,
"password", 8,
"salt", 4,
"\xea\x6c\x01\x4d\xc7\x2d\x6f\x8c\xcd\x1e"
"\xd9\x2a\xce\x1d\x41\xf0\xd8\xde\x89\x57", 20
}, {
"sha1", 64, 4096,
"password", 8,
"salt", 4,
"\x4b\x00\x79\x01\xb7\x65\x48\x9a\xbe\xad"
"\x49\xd9\x26\xf7\x21\xd0\x65\xa4\x29\xc1", 20
}, {
"sha1", 64, 16777216,
"password", 8,
"salt", 4,
"\xee\xfe\x3d\x61\xcd\x4d\xa4\xe4\xe9\x94"
"\x5b\x3d\x6b\xa2\x15\x8c\x26\x34\xe9\x84", 20
}, {
"sha1", 64, 4096,
"passwordPASSWORDpassword", 24,
"saltSALTsaltSALTsaltSALTsaltSALTsalt", 36,
"\x3d\x2e\xec\x4f\xe4\x1c\x84\x9b\x80\xc8"
"\xd8\x36\x62\xc0\xe4\x4a\x8b\x29\x1a\x96"
"\x4c\xf2\xf0\x70\x38", 25
}, {
"sha1", 64, 4096,
"pass\0word", 9,
"sa\0lt", 5,
"\x56\xfa\x6a\xa7\x55\x48\x09\x9d\xcc\x37"
"\xd7\xf0\x34\x25\xe0\xc3", 16
}, {
/* empty password test */
"sha1", 64, 2,
"", 0,
"salt", 4,
"\x13\x3a\x4c\xe8\x37\xb4\xd2\x52\x1e\xe2"
"\xbf\x03\xe1\x1c\x71\xca\x79\x4e\x07\x97", 20
}, {
/* Password exceeds block size test */
"sha256", 64, 1200,
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 65,
"pass phrase exceeds block size", 30,
"\x22\x34\x4b\xc4\xb6\xe3\x26\x75"
"\xa8\x09\x0f\x3e\xa8\x0b\xe0\x1d"
"\x5f\x95\x12\x6a\x2c\xdd\xc3\xfa"
"\xcc\x4a\x5e\x6d\xca\x04\xec\x58", 32
}, {
"sha512", 128, 1200,
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 129,
"pass phrase exceeds block size", 30,
"\x0f\xb2\xed\x2c\x0e\x6e\xfb\x7d"
"\x7d\x8e\xdd\x58\x01\xb4\x59\x72"
"\x99\x92\x16\x30\x5e\xa4\x36\x8d"
"\x76\x14\x80\xf3\xe3\x7a\x22\xb9", 32
}, {
"whirlpool", 64, 1200,
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 65,
"pass phrase exceeds block size", 30,
"\x9c\x1c\x74\xf5\x88\x26\xe7\x6a"
"\x53\x58\xf4\x0c\x39\xe7\x80\x89"
"\x07\xc0\x31\x19\x9a\x50\xa2\x48"
"\xf1\xd9\xfe\x78\x64\xe5\x84\x50", 32
}
};
static void printhex(const char *s, const char *buf, size_t len)
{
size_t i;
printf("%s: ", s);
for (i = 0; i < len; i++)
printf("\\x%02x", (unsigned char)buf[i]);
printf("\n");
fflush(stdout);
}
static int pkcs5_pbkdf2_test_vectors(void)
{
char result[64];
unsigned int i, j;
struct test_vector *vec;
for (i = 0; i < (sizeof(test_vectors) / sizeof(*test_vectors)); i++) {
vec = &test_vectors[i];
for (j = 1; j <= vec->output_length; j++) {
if (pkcs5_pbkdf2(vec->hash,
vec->password, vec->password_length,
vec->salt, vec->salt_length,
vec->iterations,
j, result, vec->hash_block_length)) {
printf("pbkdf2 failed, vector %d\n", i);
return -EINVAL;
}
if (memcmp(result, vec->output, j) != 0) {
printf("vector %u\n", i);
printhex(" got", result, j);
printhex("want", vec->output, j);
return -EINVAL;
}
memset(result, 0, sizeof(result));
}
}
return 0;
}
#endif