mac/poly1305/poly1305_memory.o \
mac/poly1305/poly1305_memory_multi.o \
mac/poly1305/poly1305_test.o \
- mac/xcbc/xcbc_done.o \
- mac/xcbc/xcbc_file.o \
- mac/xcbc/xcbc_init.o \
- mac/xcbc/xcbc_memory.o \
- mac/xcbc/xcbc_memory_multi.o \
- mac/xcbc/xcbc_process.o \
- mac/xcbc/xcbc_test.o \
math/fp/ltc_ecc_fp_mulmod.o \
math/ltm_desc.o \
math/multi.o \
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-
-/**
- @file xcbc_done.c
- XCBC Support, terminate the state
-*/
-
-#ifdef LTC_XCBC
-
-/** Terminate the XCBC-MAC state
- @param xcbc XCBC state to terminate
- @param out [out] Destination for the MAC tag
- @param outlen [in/out] Destination size and final tag size
- Return CRYPT_OK on success
-*/
-int xcbc_done(xcbc_state *xcbc, unsigned char *out, unsigned long *outlen)
-{
- int err, x;
- LTC_ARGCHK(xcbc != NULL);
- LTC_ARGCHK(out != NULL);
-
- /* check structure */
- if ((err = cipher_is_valid(xcbc->cipher)) != CRYPT_OK) {
- return err;
- }
-
- if ((xcbc->blocksize > cipher_descriptor[xcbc->cipher].block_length) || (xcbc->blocksize < 0) ||
- (xcbc->buflen > xcbc->blocksize) || (xcbc->buflen < 0)) {
- return CRYPT_INVALID_ARG;
- }
-
- /* which key do we use? */
- if (xcbc->buflen == xcbc->blocksize) {
- /* k2 */
- for (x = 0; x < xcbc->blocksize; x++) {
- xcbc->IV[x] ^= xcbc->K[1][x];
- }
- } else {
- xcbc->IV[xcbc->buflen] ^= 0x80;
- /* k3 */
- for (x = 0; x < xcbc->blocksize; x++) {
- xcbc->IV[x] ^= xcbc->K[2][x];
- }
- }
-
- /* encrypt */
- cipher_descriptor[xcbc->cipher].ecb_encrypt(xcbc->IV, xcbc->IV, &xcbc->key);
- cipher_descriptor[xcbc->cipher].done(&xcbc->key);
-
- /* extract tag */
- for (x = 0; x < xcbc->blocksize && (unsigned long)x < *outlen; x++) {
- out[x] = xcbc->IV[x];
- }
- *outlen = x;
-
-#ifdef LTC_CLEAN_STACK
- zeromem(xcbc, sizeof(*xcbc));
-#endif
- return CRYPT_OK;
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
-
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-
-/**
- @file xcbc_file.c
- XCBC support, process a file, Tom St Denis
-*/
-
-#ifdef LTC_XCBC
-
-/**
- XCBC a file
- @param cipher The index of the cipher desired
- @param key The secret key
- @param keylen The length of the secret key (octets)
- @param filename The name of the file you wish to XCBC
- @param out [out] Where the authentication tag is to be stored
- @param outlen [in/out] The max size and resulting size of the authentication tag
- @return CRYPT_OK if successful, CRYPT_NOP if file support has been disabled
-*/
-int xcbc_file(int cipher,
- const unsigned char *key, unsigned long keylen,
- const char *filename,
- unsigned char *out, unsigned long *outlen)
-{
-#ifdef LTC_NO_FILE
- LTC_UNUSED_PARAM(cipher);
- LTC_UNUSED_PARAM(key);
- LTC_UNUSED_PARAM(keylen);
- LTC_UNUSED_PARAM(filename);
- LTC_UNUSED_PARAM(out);
- LTC_UNUSED_PARAM(outlen);
- return CRYPT_NOP;
-#else
- size_t x;
- int err;
- xcbc_state xcbc;
- FILE *in;
- unsigned char *buf;
-
- LTC_ARGCHK(key != NULL);
- LTC_ARGCHK(filename != NULL);
- LTC_ARGCHK(out != NULL);
- LTC_ARGCHK(outlen != NULL);
-
- if ((buf = XMALLOC(LTC_FILE_READ_BUFSIZE)) == NULL) {
- return CRYPT_MEM;
- }
-
- if ((err = xcbc_init(&xcbc, cipher, key, keylen)) != CRYPT_OK) {
- goto LBL_ERR;
- }
-
- in = fopen(filename, "rb");
- if (in == NULL) {
- err = CRYPT_FILE_NOTFOUND;
- goto LBL_ERR;
- }
-
- do {
- x = fread(buf, 1, LTC_FILE_READ_BUFSIZE, in);
- if ((err = xcbc_process(&xcbc, buf, (unsigned long)x)) != CRYPT_OK) {
- fclose(in);
- goto LBL_CLEANBUF;
- }
- } while (x == LTC_FILE_READ_BUFSIZE);
-
- if (fclose(in) != 0) {
- err = CRYPT_ERROR;
- goto LBL_CLEANBUF;
- }
-
- err = xcbc_done(&xcbc, out, outlen);
-
-LBL_CLEANBUF:
- zeromem(buf, LTC_FILE_READ_BUFSIZE);
-LBL_ERR:
-#ifdef LTC_CLEAN_STACK
- zeromem(&xcbc, sizeof(xcbc_state));
-#endif
- XFREE(buf);
- return err;
-#endif
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-
-/**
- @file xcbc_init.c
- XCBC Support, start an XCBC state
-*/
-
-#ifdef LTC_XCBC
-
-/** Initialize XCBC-MAC state
- @param xcbc [out] XCBC state to initialize
- @param cipher Index of cipher to use
- @param key [in] Secret key
- @param keylen Length of secret key in octets
- Return CRYPT_OK on success
-*/
-int xcbc_init(xcbc_state *xcbc, int cipher, const unsigned char *key, unsigned long keylen)
-{
- int x, y, err;
- symmetric_key *skey;
- unsigned long k1;
-
- LTC_ARGCHK(xcbc != NULL);
- LTC_ARGCHK(key != NULL);
-
- /* schedule the key */
- if ((err = cipher_is_valid(cipher)) != CRYPT_OK) {
- return err;
- }
-
-#ifdef LTC_FAST
- if (cipher_descriptor[cipher].block_length % sizeof(LTC_FAST_TYPE)) {
- return CRYPT_INVALID_ARG;
- }
-#endif
-
- skey = NULL;
-
- /* are we in pure XCBC mode with three keys? */
- if (keylen & LTC_XCBC_PURE) {
- keylen &= ~LTC_XCBC_PURE;
-
- if (keylen < 2UL*cipher_descriptor[cipher].block_length) {
- return CRYPT_INVALID_ARG;
- }
-
- k1 = keylen - 2*cipher_descriptor[cipher].block_length;
- XMEMCPY(xcbc->K[0], key, k1);
- XMEMCPY(xcbc->K[1], key+k1, cipher_descriptor[cipher].block_length);
- XMEMCPY(xcbc->K[2], key+k1 + cipher_descriptor[cipher].block_length, cipher_descriptor[cipher].block_length);
- } else {
- /* use the key expansion */
- k1 = cipher_descriptor[cipher].block_length;
-
- /* schedule the user key */
- skey = XCALLOC(1, sizeof(*skey));
- if (skey == NULL) {
- return CRYPT_MEM;
- }
-
- if ((err = cipher_descriptor[cipher].setup(key, keylen, 0, skey)) != CRYPT_OK) {
- goto done;
- }
-
- /* make the three keys */
- for (y = 0; y < 3; y++) {
- for (x = 0; x < cipher_descriptor[cipher].block_length; x++) {
- xcbc->K[y][x] = y + 1;
- }
- cipher_descriptor[cipher].ecb_encrypt(xcbc->K[y], xcbc->K[y], skey);
- }
- }
-
- /* setup K1 */
- err = cipher_descriptor[cipher].setup(xcbc->K[0], k1, 0, &xcbc->key);
-
- /* setup struct */
- zeromem(xcbc->IV, cipher_descriptor[cipher].block_length);
- xcbc->blocksize = cipher_descriptor[cipher].block_length;
- xcbc->cipher = cipher;
- xcbc->buflen = 0;
-done:
- cipher_descriptor[cipher].done(skey);
- if (skey != NULL) {
-#ifdef LTC_CLEAN_STACK
- zeromem(skey, sizeof(*skey));
-#endif
- XFREE(skey);
- }
- return err;
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
-
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-
-/**
- @file xcbc_process.c
- XCBC Support, XCBC-MAC a block of memory
-*/
-
-#ifdef LTC_XCBC
-
-/** XCBC-MAC a block of memory
- @param cipher Index of cipher to use
- @param key [in] Secret key
- @param keylen Length of key in octets
- @param in [in] Message to MAC
- @param inlen Length of input in octets
- @param out [out] Destination for the MAC tag
- @param outlen [in/out] Output size and final tag size
- Return CRYPT_OK on success.
-*/
-int xcbc_memory(int cipher,
- const unsigned char *key, unsigned long keylen,
- const unsigned char *in, unsigned long inlen,
- unsigned char *out, unsigned long *outlen)
-{
- xcbc_state *xcbc;
- int err;
-
- /* is the cipher valid? */
- if ((err = cipher_is_valid(cipher)) != CRYPT_OK) {
- return err;
- }
-
- /* Use accelerator if found */
- if (cipher_descriptor[cipher].xcbc_memory != NULL) {
- return cipher_descriptor[cipher].xcbc_memory(key, keylen, in, inlen, out, outlen);
- }
-
- xcbc = XCALLOC(1, sizeof(*xcbc));
- if (xcbc == NULL) {
- return CRYPT_MEM;
- }
-
- if ((err = xcbc_init(xcbc, cipher, key, keylen)) != CRYPT_OK) {
- goto done;
- }
-
- if ((err = xcbc_process(xcbc, in, inlen)) != CRYPT_OK) {
- goto done;
- }
-
- err = xcbc_done(xcbc, out, outlen);
-done:
- XFREE(xcbc);
- return err;
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-#include <stdarg.h>
-
-/**
- @file xcbc_memory_multi.c
- XCBC support, process multiple blocks of memory, Tom St Denis
-*/
-
-#ifdef LTC_XCBC
-
-/**
- XCBC multiple blocks of memory
- @param cipher The index of the desired cipher
- @param key The secret key
- @param keylen The length of the secret key (octets)
- @param out [out] The destination of the authentication tag
- @param outlen [in/out] The max size and resulting size of the authentication tag (octets)
- @param in The data to send through XCBC
- @param inlen The length of the data to send through XCBC (octets)
- @param ... tuples of (data,len) pairs to XCBC, terminated with a (NULL,x) (x=don't care)
- @return CRYPT_OK if successful
-*/
-int xcbc_memory_multi(int cipher,
- const unsigned char *key, unsigned long keylen,
- unsigned char *out, unsigned long *outlen,
- const unsigned char *in, unsigned long inlen, ...)
-{
- int err;
- xcbc_state *xcbc;
- va_list args;
- const unsigned char *curptr;
- unsigned long curlen;
-
- LTC_ARGCHK(key != NULL);
- LTC_ARGCHK(in != NULL);
- LTC_ARGCHK(out != NULL);
- LTC_ARGCHK(outlen != NULL);
-
- /* allocate ram for xcbc state */
- xcbc = XMALLOC(sizeof(xcbc_state));
- if (xcbc == NULL) {
- return CRYPT_MEM;
- }
-
- /* xcbc process the message */
- if ((err = xcbc_init(xcbc, cipher, key, keylen)) != CRYPT_OK) {
- goto LBL_ERR;
- }
- va_start(args, inlen);
- curptr = in;
- curlen = inlen;
- for (;;) {
- /* process buf */
- if ((err = xcbc_process(xcbc, curptr, curlen)) != CRYPT_OK) {
- goto LBL_ERR;
- }
- /* step to next */
- curptr = va_arg(args, const unsigned char*);
- if (curptr == NULL) {
- break;
- }
- curlen = va_arg(args, unsigned long);
- }
- if ((err = xcbc_done(xcbc, out, outlen)) != CRYPT_OK) {
- goto LBL_ERR;
- }
-LBL_ERR:
-#ifdef LTC_CLEAN_STACK
- zeromem(xcbc, sizeof(xcbc_state));
-#endif
- XFREE(xcbc);
- va_end(args);
- return err;
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-
-/**
- @file xcbc_process.c
- XCBC Support, process blocks with XCBC
-*/
-
-#ifdef LTC_XCBC
-
-/** Process data through XCBC-MAC
- @param xcbc The XCBC-MAC state
- @param in Input data to process
- @param inlen Length of input in octets
- Return CRYPT_OK on success
-*/
-int xcbc_process(xcbc_state *xcbc, const unsigned char *in, unsigned long inlen)
-{
- int err;
-#ifdef LTC_FAST
- int x;
-#endif
-
- LTC_ARGCHK(xcbc != NULL);
- LTC_ARGCHK(in != NULL);
-
- /* check structure */
- if ((err = cipher_is_valid(xcbc->cipher)) != CRYPT_OK) {
- return err;
- }
-
- if ((xcbc->blocksize > cipher_descriptor[xcbc->cipher].block_length) || (xcbc->blocksize < 0) ||
- (xcbc->buflen > xcbc->blocksize) || (xcbc->buflen < 0)) {
- return CRYPT_INVALID_ARG;
- }
-
-#ifdef LTC_FAST
- if (xcbc->buflen == 0) {
- while (inlen > (unsigned long)xcbc->blocksize) {
- for (x = 0; x < xcbc->blocksize; x += sizeof(LTC_FAST_TYPE)) {
- *(LTC_FAST_TYPE_PTR_CAST(&(xcbc->IV[x]))) ^= *(LTC_FAST_TYPE_PTR_CAST(&(in[x])));
- }
- cipher_descriptor[xcbc->cipher].ecb_encrypt(xcbc->IV, xcbc->IV, &xcbc->key);
- in += xcbc->blocksize;
- inlen -= xcbc->blocksize;
- }
- }
-#endif
-
- while (inlen) {
- if (xcbc->buflen == xcbc->blocksize) {
- cipher_descriptor[xcbc->cipher].ecb_encrypt(xcbc->IV, xcbc->IV, &xcbc->key);
- xcbc->buflen = 0;
- }
- xcbc->IV[xcbc->buflen++] ^= *in++;
- --inlen;
- }
- return CRYPT_OK;
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
-
+++ /dev/null
-/* LibTomCrypt, modular cryptographic library -- Tom St Denis
- *
- * LibTomCrypt is a library that provides various cryptographic
- * algorithms in a highly modular and flexible manner.
- *
- * The library is free for all purposes without any express
- * guarantee it works.
- */
-#include "tomcrypt.h"
-
-/**
- @file xcbc_test.c
- XCBC Support, Test XCBC-MAC mode
-*/
-
-#ifdef LTC_XCBC
-
-/** Test XCBC-MAC mode
- Return CRYPT_OK on succes
-*/
-int xcbc_test(void)
-{
-#ifdef LTC_NO_TEST
- return CRYPT_NOP;
-#else
- static const struct {
- int msglen;
- unsigned char K[16], M[34], T[16];
- } tests[] = {
-{
- 0,
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
-
- { 0 },
-
- { 0x75, 0xf0, 0x25, 0x1d, 0x52, 0x8a, 0xc0, 0x1c,
- 0x45, 0x73, 0xdf, 0xd5, 0x84, 0xd7, 0x9f, 0x29 }
-},
-
-{
- 3,
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
-
- { 0x00, 0x01, 0x02 },
-
- { 0x5b, 0x37, 0x65, 0x80, 0xae, 0x2f, 0x19, 0xaf,
- 0xe7, 0x21, 0x9c, 0xee, 0xf1, 0x72, 0x75, 0x6f }
-},
-
-{
- 16,
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
-
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
-
- { 0xd2, 0xa2, 0x46, 0xfa, 0x34, 0x9b, 0x68, 0xa7,
- 0x99, 0x98, 0xa4, 0x39, 0x4f, 0xf7, 0xa2, 0x63 }
-},
-
-{
- 32,
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
-
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
- 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
- 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f },
-
- { 0xf5, 0x4f, 0x0e, 0xc8, 0xd2, 0xb9, 0xf3, 0xd3,
- 0x68, 0x07, 0x73, 0x4b, 0xd5, 0x28, 0x3f, 0xd4 }
-},
-
-{
- 34,
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
-
- { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
- 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
- 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
- 0x20, 0x21 },
-
- { 0xbe, 0xcb, 0xb3, 0xbc, 0xcd, 0xb5, 0x18, 0xa3,
- 0x06, 0x77, 0xd5, 0x48, 0x1f, 0xb6, 0xb4, 0xd8 },
-},
-
-
-
-};
- unsigned char T[16];
- unsigned long taglen;
- int err, x, idx;
-
- /* AES can be under rijndael or aes... try to find it */
- if ((idx = find_cipher("aes")) == -1) {
- if ((idx = find_cipher("rijndael")) == -1) {
- return CRYPT_NOP;
- }
- }
-
- for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) {
- taglen = 16;
- if ((err = xcbc_memory(idx, tests[x].K, 16, tests[x].M, tests[x].msglen, T, &taglen)) != CRYPT_OK) {
- return err;
- }
- if (compare_testvector(T, taglen, tests[x].T, 16, "XCBC", x)) {
- return CRYPT_FAIL_TESTVECTOR;
- }
- }
-
- return CRYPT_OK;
-#endif
-}
-
-#endif
-
-/* ref: $Format:%D$ */
-/* git commit: $Format:%H$ */
-/* commit time: $Format:%ai$ */
-
projects / zpackage / commitdiff