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Diffstat (limited to 'openssl/crypto/modes/cts128.c')
-rw-r--r--openssl/crypto/modes/cts128.c707
1 files changed, 399 insertions, 308 deletions
diff --git a/openssl/crypto/modes/cts128.c b/openssl/crypto/modes/cts128.c
index 2d583de6f..137be595a 100644
--- a/openssl/crypto/modes/cts128.c
+++ b/openssl/crypto/modes/cts128.c
@@ -29,425 +29,516 @@
* compliant with the NIST proposal, both extending CBC mode.
*/
-size_t CRYPTO_cts128_encrypt_block(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], block128_f block)
-{ size_t residue, n;
+size_t CRYPTO_cts128_encrypt_block(const unsigned char *in,
+ unsigned char *out, size_t len,
+ const void *key, unsigned char ivec[16],
+ block128_f block)
+{
+ size_t residue, n;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len <= 16) return 0;
+ if (len <= 16)
+ return 0;
- if ((residue=len%16) == 0) residue = 16;
+ if ((residue = len % 16) == 0)
+ residue = 16;
- len -= residue;
+ len -= residue;
- CRYPTO_cbc128_encrypt(in,out,len,key,ivec,block);
+ CRYPTO_cbc128_encrypt(in, out, len, key, ivec, block);
- in += len;
- out += len;
+ in += len;
+ out += len;
- for (n=0; n<residue; ++n)
- ivec[n] ^= in[n];
- (*block)(ivec,ivec,key);
- memcpy(out,out-16,residue);
- memcpy(out-16,ivec,16);
+ for (n = 0; n < residue; ++n)
+ ivec[n] ^= in[n];
+ (*block) (ivec, ivec, key);
+ memcpy(out, out - 16, residue);
+ memcpy(out - 16, ivec, 16);
- return len+residue;
+ return len + residue;
}
-size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], block128_f block)
-{ size_t residue, n;
+size_t CRYPTO_nistcts128_encrypt_block(const unsigned char *in,
+ unsigned char *out, size_t len,
+ const void *key,
+ unsigned char ivec[16],
+ block128_f block)
+{
+ size_t residue, n;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len < 16) return 0;
+ if (len < 16)
+ return 0;
- residue=len%16;
+ residue = len % 16;
- len -= residue;
+ len -= residue;
- CRYPTO_cbc128_encrypt(in,out,len,key,ivec,block);
+ CRYPTO_cbc128_encrypt(in, out, len, key, ivec, block);
- if (residue==0) return len;
+ if (residue == 0)
+ return len;
- in += len;
- out += len;
+ in += len;
+ out += len;
- for (n=0; n<residue; ++n)
- ivec[n] ^= in[n];
- (*block)(ivec,ivec,key);
- memcpy(out-16+residue,ivec,16);
+ for (n = 0; n < residue; ++n)
+ ivec[n] ^= in[n];
+ (*block) (ivec, ivec, key);
+ memcpy(out - 16 + residue, ivec, 16);
- return len+residue;
+ return len + residue;
}
size_t CRYPTO_cts128_encrypt(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], cbc128_f cbc)
-{ size_t residue;
- union { size_t align; unsigned char c[16]; } tmp;
+ size_t len, const void *key,
+ unsigned char ivec[16], cbc128_f cbc)
+{
+ size_t residue;
+ union {
+ size_t align;
+ unsigned char c[16];
+ } tmp;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len <= 16) return 0;
+ if (len <= 16)
+ return 0;
- if ((residue=len%16) == 0) residue = 16;
+ if ((residue = len % 16) == 0)
+ residue = 16;
- len -= residue;
+ len -= residue;
- (*cbc)(in,out,len,key,ivec,1);
+ (*cbc) (in, out, len, key, ivec, 1);
- in += len;
- out += len;
+ in += len;
+ out += len;
#if defined(CBC_HANDLES_TRUNCATED_IO)
- memcpy(tmp.c,out-16,16);
- (*cbc)(in,out-16,residue,key,ivec,1);
- memcpy(out,tmp.c,residue);
+ memcpy(tmp.c, out - 16, 16);
+ (*cbc) (in, out - 16, residue, key, ivec, 1);
+ memcpy(out, tmp.c, residue);
#else
- memset(tmp.c,0,sizeof(tmp));
- memcpy(tmp.c,in,residue);
- memcpy(out,out-16,residue);
- (*cbc)(tmp.c,out-16,16,key,ivec,1);
+ memset(tmp.c, 0, sizeof(tmp));
+ memcpy(tmp.c, in, residue);
+ memcpy(out, out - 16, residue);
+ (*cbc) (tmp.c, out - 16, 16, key, ivec, 1);
#endif
- return len+residue;
+ return len + residue;
}
size_t CRYPTO_nistcts128_encrypt(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], cbc128_f cbc)
-{ size_t residue;
- union { size_t align; unsigned char c[16]; } tmp;
+ size_t len, const void *key,
+ unsigned char ivec[16], cbc128_f cbc)
+{
+ size_t residue;
+ union {
+ size_t align;
+ unsigned char c[16];
+ } tmp;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len < 16) return 0;
+ if (len < 16)
+ return 0;
- residue=len%16;
+ residue = len % 16;
- len -= residue;
+ len -= residue;
- (*cbc)(in,out,len,key,ivec,1);
+ (*cbc) (in, out, len, key, ivec, 1);
- if (residue==0) return len;
+ if (residue == 0)
+ return len;
- in += len;
- out += len;
+ in += len;
+ out += len;
#if defined(CBC_HANDLES_TRUNCATED_IO)
- (*cbc)(in,out-16+residue,residue,key,ivec,1);
+ (*cbc) (in, out - 16 + residue, residue, key, ivec, 1);
#else
- memset(tmp.c,0,sizeof(tmp));
- memcpy(tmp.c,in,residue);
- (*cbc)(tmp.c,out-16+residue,16,key,ivec,1);
+ memset(tmp.c, 0, sizeof(tmp));
+ memcpy(tmp.c, in, residue);
+ (*cbc) (tmp.c, out - 16 + residue, 16, key, ivec, 1);
#endif
- return len+residue;
+ return len + residue;
}
-size_t CRYPTO_cts128_decrypt_block(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], block128_f block)
-{ size_t residue, n;
- union { size_t align; unsigned char c[32]; } tmp;
+size_t CRYPTO_cts128_decrypt_block(const unsigned char *in,
+ unsigned char *out, size_t len,
+ const void *key, unsigned char ivec[16],
+ block128_f block)
+{
+ size_t residue, n;
+ union {
+ size_t align;
+ unsigned char c[32];
+ } tmp;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len<=16) return 0;
+ if (len <= 16)
+ return 0;
- if ((residue=len%16) == 0) residue = 16;
+ if ((residue = len % 16) == 0)
+ residue = 16;
- len -= 16+residue;
+ len -= 16 + residue;
- if (len) {
- CRYPTO_cbc128_decrypt(in,out,len,key,ivec,block);
- in += len;
- out += len;
- }
+ if (len) {
+ CRYPTO_cbc128_decrypt(in, out, len, key, ivec, block);
+ in += len;
+ out += len;
+ }
- (*block)(in,tmp.c+16,key);
+ (*block) (in, tmp.c + 16, key);
- memcpy(tmp.c,tmp.c+16,16);
- memcpy(tmp.c,in+16,residue);
- (*block)(tmp.c,tmp.c,key);
+ memcpy(tmp.c, tmp.c + 16, 16);
+ memcpy(tmp.c, in + 16, residue);
+ (*block) (tmp.c, tmp.c, key);
- for(n=0; n<16; ++n) {
- unsigned char c = in[n];
- out[n] = tmp.c[n] ^ ivec[n];
- ivec[n] = c;
- }
- for(residue+=16; n<residue; ++n)
- out[n] = tmp.c[n] ^ in[n];
+ for (n = 0; n < 16; ++n) {
+ unsigned char c = in[n];
+ out[n] = tmp.c[n] ^ ivec[n];
+ ivec[n] = c;
+ }
+ for (residue += 16; n < residue; ++n)
+ out[n] = tmp.c[n] ^ in[n];
- return 16+len+residue;
+ return 16 + len + residue;
}
-size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], block128_f block)
-{ size_t residue, n;
- union { size_t align; unsigned char c[32]; } tmp;
+size_t CRYPTO_nistcts128_decrypt_block(const unsigned char *in,
+ unsigned char *out, size_t len,
+ const void *key,
+ unsigned char ivec[16],
+ block128_f block)
+{
+ size_t residue, n;
+ union {
+ size_t align;
+ unsigned char c[32];
+ } tmp;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len<16) return 0;
+ if (len < 16)
+ return 0;
- residue=len%16;
+ residue = len % 16;
- if (residue==0) {
- CRYPTO_cbc128_decrypt(in,out,len,key,ivec,block);
- return len;
- }
+ if (residue == 0) {
+ CRYPTO_cbc128_decrypt(in, out, len, key, ivec, block);
+ return len;
+ }
- len -= 16+residue;
+ len -= 16 + residue;
- if (len) {
- CRYPTO_cbc128_decrypt(in,out,len,key,ivec,block);
- in += len;
- out += len;
- }
+ if (len) {
+ CRYPTO_cbc128_decrypt(in, out, len, key, ivec, block);
+ in += len;
+ out += len;
+ }
- (*block)(in+residue,tmp.c+16,key);
+ (*block) (in + residue, tmp.c + 16, key);
- memcpy(tmp.c,tmp.c+16,16);
- memcpy(tmp.c,in,residue);
- (*block)(tmp.c,tmp.c,key);
+ memcpy(tmp.c, tmp.c + 16, 16);
+ memcpy(tmp.c, in, residue);
+ (*block) (tmp.c, tmp.c, key);
- for(n=0; n<16; ++n) {
- unsigned char c = in[n];
- out[n] = tmp.c[n] ^ ivec[n];
- ivec[n] = in[n+residue];
- tmp.c[n] = c;
- }
- for(residue+=16; n<residue; ++n)
- out[n] = tmp.c[n] ^ tmp.c[n-16];
+ for (n = 0; n < 16; ++n) {
+ unsigned char c = in[n];
+ out[n] = tmp.c[n] ^ ivec[n];
+ ivec[n] = in[n + residue];
+ tmp.c[n] = c;
+ }
+ for (residue += 16; n < residue; ++n)
+ out[n] = tmp.c[n] ^ tmp.c[n - 16];
- return 16+len+residue;
+ return 16 + len + residue;
}
size_t CRYPTO_cts128_decrypt(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], cbc128_f cbc)
-{ size_t residue;
- union { size_t align; unsigned char c[32]; } tmp;
+ size_t len, const void *key,
+ unsigned char ivec[16], cbc128_f cbc)
+{
+ size_t residue;
+ union {
+ size_t align;
+ unsigned char c[32];
+ } tmp;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len<=16) return 0;
+ if (len <= 16)
+ return 0;
- if ((residue=len%16) == 0) residue = 16;
+ if ((residue = len % 16) == 0)
+ residue = 16;
- len -= 16+residue;
+ len -= 16 + residue;
- if (len) {
- (*cbc)(in,out,len,key,ivec,0);
- in += len;
- out += len;
- }
+ if (len) {
+ (*cbc) (in, out, len, key, ivec, 0);
+ in += len;
+ out += len;
+ }
- memset(tmp.c,0,sizeof(tmp));
- /* this places in[16] at &tmp.c[16] and decrypted block at &tmp.c[0] */
- (*cbc)(in,tmp.c,16,key,tmp.c+16,0);
+ memset(tmp.c, 0, sizeof(tmp));
+ /*
+ * this places in[16] at &tmp.c[16] and decrypted block at &tmp.c[0]
+ */
+ (*cbc) (in, tmp.c, 16, key, tmp.c + 16, 0);
- memcpy(tmp.c,in+16,residue);
+ memcpy(tmp.c, in + 16, residue);
#if defined(CBC_HANDLES_TRUNCATED_IO)
- (*cbc)(tmp.c,out,16+residue,key,ivec,0);
+ (*cbc) (tmp.c, out, 16 + residue, key, ivec, 0);
#else
- (*cbc)(tmp.c,tmp.c,32,key,ivec,0);
- memcpy(out,tmp.c,16+residue);
+ (*cbc) (tmp.c, tmp.c, 32, key, ivec, 0);
+ memcpy(out, tmp.c, 16 + residue);
#endif
- return 16+len+residue;
+ return 16 + len + residue;
}
size_t CRYPTO_nistcts128_decrypt(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], cbc128_f cbc)
-{ size_t residue;
- union { size_t align; unsigned char c[32]; } tmp;
+ size_t len, const void *key,
+ unsigned char ivec[16], cbc128_f cbc)
+{
+ size_t residue;
+ union {
+ size_t align;
+ unsigned char c[32];
+ } tmp;
- assert (in && out && key && ivec);
+ assert(in && out && key && ivec);
- if (len<16) return 0;
+ if (len < 16)
+ return 0;
- residue=len%16;
+ residue = len % 16;
- if (residue==0) {
- (*cbc)(in,out,len,key,ivec,0);
- return len;
- }
+ if (residue == 0) {
+ (*cbc) (in, out, len, key, ivec, 0);
+ return len;
+ }
- len -= 16+residue;
+ len -= 16 + residue;
- if (len) {
- (*cbc)(in,out,len,key,ivec,0);
- in += len;
- out += len;
- }
+ if (len) {
+ (*cbc) (in, out, len, key, ivec, 0);
+ in += len;
+ out += len;
+ }
- memset(tmp.c,0,sizeof(tmp));
- /* this places in[16] at &tmp.c[16] and decrypted block at &tmp.c[0] */
- (*cbc)(in+residue,tmp.c,16,key,tmp.c+16,0);
+ memset(tmp.c, 0, sizeof(tmp));
+ /*
+ * this places in[16] at &tmp.c[16] and decrypted block at &tmp.c[0]
+ */
+ (*cbc) (in + residue, tmp.c, 16, key, tmp.c + 16, 0);
- memcpy(tmp.c,in,residue);
+ memcpy(tmp.c, in, residue);
#if defined(CBC_HANDLES_TRUNCATED_IO)
- (*cbc)(tmp.c,out,16+residue,key,ivec,0);
+ (*cbc) (tmp.c, out, 16 + residue, key, ivec, 0);
#else
- (*cbc)(tmp.c,tmp.c,32,key,ivec,0);
- memcpy(out,tmp.c,16+residue);
+ (*cbc) (tmp.c, tmp.c, 32, key, ivec, 0);
+ memcpy(out, tmp.c, 16 + residue);
#endif
- return 16+len+residue;
+ return 16 + len + residue;
}
#if defined(SELFTEST)
-#include <stdio.h>
-#include <openssl/aes.h>
+# include <stdio.h>
+# include <openssl/aes.h>
/* test vectors from RFC 3962 */
static const unsigned char test_key[16] = "chicken teriyaki";
static const unsigned char test_input[64] =
- "I would like the" " General Gau's C"
- "hicken, please, " "and wonton soup.";
-static const unsigned char test_iv[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
-
-static const unsigned char vector_17[17] =
-{0xc6,0x35,0x35,0x68,0xf2,0xbf,0x8c,0xb4, 0xd8,0xa5,0x80,0x36,0x2d,0xa7,0xff,0x7f,
- 0x97};
-static const unsigned char vector_31[31] =
-{0xfc,0x00,0x78,0x3e,0x0e,0xfd,0xb2,0xc1, 0xd4,0x45,0xd4,0xc8,0xef,0xf7,0xed,0x22,
- 0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5};
-static const unsigned char vector_32[32] =
-{0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5,0xa8,
- 0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84};
-static const unsigned char vector_47[47] =
-{0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84,
- 0xb3,0xff,0xfd,0x94,0x0c,0x16,0xa1,0x8c, 0x1b,0x55,0x49,0xd2,0xf8,0x38,0x02,0x9e,
- 0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5};
-static const unsigned char vector_48[48] =
-{0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84,
- 0x9d,0xad,0x8b,0xbb,0x96,0xc4,0xcd,0xc0, 0x3b,0xc1,0x03,0xe1,0xa1,0x94,0xbb,0xd8,
- 0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5,0xa8};
-static const unsigned char vector_64[64] =
-{0x97,0x68,0x72,0x68,0xd6,0xec,0xcc,0xc0, 0xc0,0x7b,0x25,0xe2,0x5e,0xcf,0xe5,0x84,
- 0x39,0x31,0x25,0x23,0xa7,0x86,0x62,0xd5, 0xbe,0x7f,0xcb,0xcc,0x98,0xeb,0xf5,0xa8,
- 0x48,0x07,0xef,0xe8,0x36,0xee,0x89,0xa5, 0x26,0x73,0x0d,0xbc,0x2f,0x7b,0xc8,0x40,
- 0x9d,0xad,0x8b,0xbb,0x96,0xc4,0xcd,0xc0, 0x3b,0xc1,0x03,0xe1,0xa1,0x94,0xbb,0xd8};
+ "I would like the" " General Gau's C"
+ "hicken, please, " "and wonton soup.";
+static const unsigned char test_iv[16] =
+ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+
+static const unsigned char vector_17[17] = {
+ 0xc6, 0x35, 0x35, 0x68, 0xf2, 0xbf, 0x8c, 0xb4,
+ 0xd8, 0xa5, 0x80, 0x36, 0x2d, 0xa7, 0xff, 0x7f,
+ 0x97
+};
+
+static const unsigned char vector_31[31] = {
+ 0xfc, 0x00, 0x78, 0x3e, 0x0e, 0xfd, 0xb2, 0xc1,
+ 0xd4, 0x45, 0xd4, 0xc8, 0xef, 0xf7, 0xed, 0x22,
+ 0x97, 0x68, 0x72, 0x68, 0xd6, 0xec, 0xcc, 0xc0,
+ 0xc0, 0x7b, 0x25, 0xe2, 0x5e, 0xcf, 0xe5
+};
+
+static const unsigned char vector_32[32] = {
+ 0x39, 0x31, 0x25, 0x23, 0xa7, 0x86, 0x62, 0xd5,
+ 0xbe, 0x7f, 0xcb, 0xcc, 0x98, 0xeb, 0xf5, 0xa8,
+ 0x97, 0x68, 0x72, 0x68, 0xd6, 0xec, 0xcc, 0xc0,
+ 0xc0, 0x7b, 0x25, 0xe2, 0x5e, 0xcf, 0xe5, 0x84
+};
+
+static const unsigned char vector_47[47] = {
+ 0x97, 0x68, 0x72, 0x68, 0xd6, 0xec, 0xcc, 0xc0,
+ 0xc0, 0x7b, 0x25, 0xe2, 0x5e, 0xcf, 0xe5, 0x84,
+ 0xb3, 0xff, 0xfd, 0x94, 0x0c, 0x16, 0xa1, 0x8c,
+ 0x1b, 0x55, 0x49, 0xd2, 0xf8, 0x38, 0x02, 0x9e,
+ 0x39, 0x31, 0x25, 0x23, 0xa7, 0x86, 0x62, 0xd5,
+ 0xbe, 0x7f, 0xcb, 0xcc, 0x98, 0xeb, 0xf5
+};
+
+static const unsigned char vector_48[48] = {
+ 0x97, 0x68, 0x72, 0x68, 0xd6, 0xec, 0xcc, 0xc0,
+ 0xc0, 0x7b, 0x25, 0xe2, 0x5e, 0xcf, 0xe5, 0x84,
+ 0x9d, 0xad, 0x8b, 0xbb, 0x96, 0xc4, 0xcd, 0xc0,
+ 0x3b, 0xc1, 0x03, 0xe1, 0xa1, 0x94, 0xbb, 0xd8,
+ 0x39, 0x31, 0x25, 0x23, 0xa7, 0x86, 0x62, 0xd5,
+ 0xbe, 0x7f, 0xcb, 0xcc, 0x98, 0xeb, 0xf5, 0xa8
+};
+
+static const unsigned char vector_64[64] = {
+ 0x97, 0x68, 0x72, 0x68, 0xd6, 0xec, 0xcc, 0xc0,
+ 0xc0, 0x7b, 0x25, 0xe2, 0x5e, 0xcf, 0xe5, 0x84,
+ 0x39, 0x31, 0x25, 0x23, 0xa7, 0x86, 0x62, 0xd5,
+ 0xbe, 0x7f, 0xcb, 0xcc, 0x98, 0xeb, 0xf5, 0xa8,
+ 0x48, 0x07, 0xef, 0xe8, 0x36, 0xee, 0x89, 0xa5,
+ 0x26, 0x73, 0x0d, 0xbc, 0x2f, 0x7b, 0xc8, 0x40,
+ 0x9d, 0xad, 0x8b, 0xbb, 0x96, 0xc4, 0xcd, 0xc0,
+ 0x3b, 0xc1, 0x03, 0xe1, 0xa1, 0x94, 0xbb, 0xd8
+};
static AES_KEY encks, decks;
-void test_vector(const unsigned char *vector,size_t len)
-{ unsigned char iv[sizeof(test_iv)];
- unsigned char cleartext[64],ciphertext[64];
- size_t tail;
-
- printf("vector_%d\n",len); fflush(stdout);
-
- if ((tail=len%16) == 0) tail = 16;
- tail += 16;
-
- /* test block-based encryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_cts128_encrypt_block(test_input,ciphertext,len,&encks,iv,(block128_f)AES_encrypt);
- if (memcmp(ciphertext,vector,len))
- fprintf(stderr,"output_%d mismatch\n",len), exit(1);
- if (memcmp(iv,vector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(1);
-
- /* test block-based decryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_cts128_decrypt_block(ciphertext,cleartext,len,&decks,iv,(block128_f)AES_decrypt);
- if (memcmp(cleartext,test_input,len))
- fprintf(stderr,"input_%d mismatch\n",len), exit(2);
- if (memcmp(iv,vector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(2);
-
- /* test streamed encryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_cts128_encrypt(test_input,ciphertext,len,&encks,iv,(cbc128_f)AES_cbc_encrypt);
- if (memcmp(ciphertext,vector,len))
- fprintf(stderr,"output_%d mismatch\n",len), exit(3);
- if (memcmp(iv,vector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(3);
-
- /* test streamed decryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_cts128_decrypt(ciphertext,cleartext,len,&decks,iv,(cbc128_f)AES_cbc_encrypt);
- if (memcmp(cleartext,test_input,len))
- fprintf(stderr,"input_%d mismatch\n",len), exit(4);
- if (memcmp(iv,vector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(4);
+void test_vector(const unsigned char *vector, size_t len)
+{
+ unsigned char iv[sizeof(test_iv)];
+ unsigned char cleartext[64], ciphertext[64];
+ size_t tail;
+
+ printf("vector_%d\n", len);
+ fflush(stdout);
+
+ if ((tail = len % 16) == 0)
+ tail = 16;
+ tail += 16;
+
+ /* test block-based encryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_cts128_encrypt_block(test_input, ciphertext, len, &encks, iv,
+ (block128_f) AES_encrypt);
+ if (memcmp(ciphertext, vector, len))
+ fprintf(stderr, "output_%d mismatch\n", len), exit(1);
+ if (memcmp(iv, vector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(1);
+
+ /* test block-based decryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_cts128_decrypt_block(ciphertext, cleartext, len, &decks, iv,
+ (block128_f) AES_decrypt);
+ if (memcmp(cleartext, test_input, len))
+ fprintf(stderr, "input_%d mismatch\n", len), exit(2);
+ if (memcmp(iv, vector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(2);
+
+ /* test streamed encryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_cts128_encrypt(test_input, ciphertext, len, &encks, iv,
+ (cbc128_f) AES_cbc_encrypt);
+ if (memcmp(ciphertext, vector, len))
+ fprintf(stderr, "output_%d mismatch\n", len), exit(3);
+ if (memcmp(iv, vector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(3);
+
+ /* test streamed decryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_cts128_decrypt(ciphertext, cleartext, len, &decks, iv,
+ (cbc128_f) AES_cbc_encrypt);
+ if (memcmp(cleartext, test_input, len))
+ fprintf(stderr, "input_%d mismatch\n", len), exit(4);
+ if (memcmp(iv, vector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(4);
}
-void test_nistvector(const unsigned char *vector,size_t len)
-{ unsigned char iv[sizeof(test_iv)];
- unsigned char cleartext[64],ciphertext[64],nistvector[64];
- size_t tail;
-
- printf("nistvector_%d\n",len); fflush(stdout);
-
- if ((tail=len%16) == 0) tail = 16;
-
- len -= 16 + tail;
- memcpy(nistvector,vector,len);
- /* flip two last blocks */
- memcpy(nistvector+len,vector+len+16,tail);
- memcpy(nistvector+len+tail,vector+len,16);
- len += 16 + tail;
- tail = 16;
-
- /* test block-based encryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_nistcts128_encrypt_block(test_input,ciphertext,len,&encks,iv,(block128_f)AES_encrypt);
- if (memcmp(ciphertext,nistvector,len))
- fprintf(stderr,"output_%d mismatch\n",len), exit(1);
- if (memcmp(iv,nistvector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(1);
-
- /* test block-based decryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_nistcts128_decrypt_block(ciphertext,cleartext,len,&decks,iv,(block128_f)AES_decrypt);
- if (memcmp(cleartext,test_input,len))
- fprintf(stderr,"input_%d mismatch\n",len), exit(2);
- if (memcmp(iv,nistvector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(2);
-
- /* test streamed encryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_nistcts128_encrypt(test_input,ciphertext,len,&encks,iv,(cbc128_f)AES_cbc_encrypt);
- if (memcmp(ciphertext,nistvector,len))
- fprintf(stderr,"output_%d mismatch\n",len), exit(3);
- if (memcmp(iv,nistvector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(3);
-
- /* test streamed decryption */
- memcpy(iv,test_iv,sizeof(test_iv));
- CRYPTO_nistcts128_decrypt(ciphertext,cleartext,len,&decks,iv,(cbc128_f)AES_cbc_encrypt);
- if (memcmp(cleartext,test_input,len))
- fprintf(stderr,"input_%d mismatch\n",len), exit(4);
- if (memcmp(iv,nistvector+len-tail,sizeof(iv)))
- fprintf(stderr,"iv_%d mismatch\n",len), exit(4);
+void test_nistvector(const unsigned char *vector, size_t len)
+{
+ unsigned char iv[sizeof(test_iv)];
+ unsigned char cleartext[64], ciphertext[64], nistvector[64];
+ size_t tail;
+
+ printf("nistvector_%d\n", len);
+ fflush(stdout);
+
+ if ((tail = len % 16) == 0)
+ tail = 16;
+
+ len -= 16 + tail;
+ memcpy(nistvector, vector, len);
+ /* flip two last blocks */
+ memcpy(nistvector + len, vector + len + 16, tail);
+ memcpy(nistvector + len + tail, vector + len, 16);
+ len += 16 + tail;
+ tail = 16;
+
+ /* test block-based encryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_nistcts128_encrypt_block(test_input, ciphertext, len, &encks, iv,
+ (block128_f) AES_encrypt);
+ if (memcmp(ciphertext, nistvector, len))
+ fprintf(stderr, "output_%d mismatch\n", len), exit(1);
+ if (memcmp(iv, nistvector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(1);
+
+ /* test block-based decryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_nistcts128_decrypt_block(ciphertext, cleartext, len, &decks, iv,
+ (block128_f) AES_decrypt);
+ if (memcmp(cleartext, test_input, len))
+ fprintf(stderr, "input_%d mismatch\n", len), exit(2);
+ if (memcmp(iv, nistvector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(2);
+
+ /* test streamed encryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_nistcts128_encrypt(test_input, ciphertext, len, &encks, iv,
+ (cbc128_f) AES_cbc_encrypt);
+ if (memcmp(ciphertext, nistvector, len))
+ fprintf(stderr, "output_%d mismatch\n", len), exit(3);
+ if (memcmp(iv, nistvector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(3);
+
+ /* test streamed decryption */
+ memcpy(iv, test_iv, sizeof(test_iv));
+ CRYPTO_nistcts128_decrypt(ciphertext, cleartext, len, &decks, iv,
+ (cbc128_f) AES_cbc_encrypt);
+ if (memcmp(cleartext, test_input, len))
+ fprintf(stderr, "input_%d mismatch\n", len), exit(4);
+ if (memcmp(iv, nistvector + len - tail, sizeof(iv)))
+ fprintf(stderr, "iv_%d mismatch\n", len), exit(4);
}
int main()
{
- AES_set_encrypt_key(test_key,128,&encks);
- AES_set_decrypt_key(test_key,128,&decks);
-
- test_vector(vector_17,sizeof(vector_17));
- test_vector(vector_31,sizeof(vector_31));
- test_vector(vector_32,sizeof(vector_32));
- test_vector(vector_47,sizeof(vector_47));
- test_vector(vector_48,sizeof(vector_48));
- test_vector(vector_64,sizeof(vector_64));
-
- test_nistvector(vector_17,sizeof(vector_17));
- test_nistvector(vector_31,sizeof(vector_31));
- test_nistvector(vector_32,sizeof(vector_32));
- test_nistvector(vector_47,sizeof(vector_47));
- test_nistvector(vector_48,sizeof(vector_48));
- test_nistvector(vector_64,sizeof(vector_64));
-
- return 0;
+ AES_set_encrypt_key(test_key, 128, &encks);
+ AES_set_decrypt_key(test_key, 128, &decks);
+
+ test_vector(vector_17, sizeof(vector_17));
+ test_vector(vector_31, sizeof(vector_31));
+ test_vector(vector_32, sizeof(vector_32));
+ test_vector(vector_47, sizeof(vector_47));
+ test_vector(vector_48, sizeof(vector_48));
+ test_vector(vector_64, sizeof(vector_64));
+
+ test_nistvector(vector_17, sizeof(vector_17));
+ test_nistvector(vector_31, sizeof(vector_31));
+ test_nistvector(vector_32, sizeof(vector_32));
+ test_nistvector(vector_47, sizeof(vector_47));
+ test_nistvector(vector_48, sizeof(vector_48));
+ test_nistvector(vector_64, sizeof(vector_64));
+
+ return 0;
}
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 10:36:04 +0000