diff options
Diffstat (limited to 'libtomcrypt/src/misc/crypt')
21 files changed, 1131 insertions, 0 deletions
diff --git a/libtomcrypt/src/misc/crypt/crypt.c b/libtomcrypt/src/misc/crypt/crypt.c new file mode 100644 index 0000000..eb75b8d --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt.c @@ -0,0 +1,317 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt.c + Build strings, Tom St Denis +*/ + +/* +const char *crypt_build_settings = + "LibTomCrypt " SCRYPT " (Tom St Denis, tomstdenis@gmail.com)\n" + "LibTomCrypt is public domain software.\n" + "Built on " __DATE__ " at " __TIME__ "\n\n\n" + "Endianess: " +#if defined(ENDIAN_NEUTRAL) + "neutral\n" +#elif defined(ENDIAN_LITTLE) + "little" + #if defined(ENDIAN_32BITWORD) + " (32-bit words)\n" + #else + " (64-bit words)\n" + #endif +#elif defined(ENDIAN_BIG) + "big" + #if defined(ENDIAN_32BITWORD) + " (32-bit words)\n" + #else + " (64-bit words)\n" + #endif +#endif + "Clean stack: " +#if defined(LTC_CLEAN_STACK) + "enabled\n" +#else + "disabled\n" +#endif + "Ciphers built-in:\n" +#if defined(BLOWFISH) + " Blowfish\n" +#endif +#if defined(RC2) + " RC2\n" +#endif +#if defined(RC5) + " RC5\n" +#endif +#if defined(RC6) + " RC6\n" +#endif +#if defined(SAFERP) + " Safer+\n" +#endif +#if defined(SAFER) + " Safer\n" +#endif +#if defined(RIJNDAEL) + " Rijndael\n" +#endif +#if defined(XTEA) + " XTEA\n" +#endif +#if defined(TWOFISH) + " Twofish " + #if defined(TWOFISH_SMALL) && defined(TWOFISH_TABLES) && defined(TWOFISH_ALL_TABLES) + "(small, tables, all_tables)\n" + #elif defined(TWOFISH_SMALL) && defined(TWOFISH_TABLES) + "(small, tables)\n" + #elif defined(TWOFISH_SMALL) && defined(TWOFISH_ALL_TABLES) + "(small, all_tables)\n" + #elif defined(TWOFISH_TABLES) && defined(TWOFISH_ALL_TABLES) + "(tables, all_tables)\n" + #elif defined(TWOFISH_SMALL) + "(small)\n" + #elif defined(TWOFISH_TABLES) + "(tables)\n" + #elif defined(TWOFISH_ALL_TABLES) + "(all_tables)\n" + #else + "\n" + #endif +#endif +#if defined(DES) + " DES\n" +#endif +#if defined(CAST5) + " CAST5\n" +#endif +#if defined(NOEKEON) + " Noekeon\n" +#endif +#if defined(SKIPJACK) + " Skipjack\n" +#endif +#if defined(KHAZAD) + " Khazad\n" +#endif +#if defined(ANUBIS) + " Anubis " +#endif +#if defined(ANUBIS_TWEAK) + " (tweaked)" +#endif + "\n" + + "\nHashes built-in:\n" +#if defined(SHA512) + " SHA-512\n" +#endif +#if defined(SHA384) + " SHA-384\n" +#endif +#if defined(SHA256) + " SHA-256\n" +#endif +#if defined(SHA224) + " SHA-224\n" +#endif +#if defined(TIGER) + " TIGER\n" +#endif +#if defined(SHA1) + " SHA1\n" +#endif +#if defined(MD5) + " MD5\n" +#endif +#if defined(MD4) + " MD4\n" +#endif +#if defined(MD2) + " MD2\n" +#endif +#if defined(RIPEMD128) + " RIPEMD128\n" +#endif +#if defined(RIPEMD160) + " RIPEMD160\n" +#endif +#if defined(WHIRLPOOL) + " WHIRLPOOL\n" +#endif +#if defined(CHC_HASH) + " CHC_HASH \n" +#endif + + "\nBlock Chaining Modes:\n" +#if defined(CFB) + " CFB\n" +#endif +#if defined(OFB) + " OFB\n" +#endif +#if defined(ECB) + " ECB\n" +#endif +#if defined(CBC) + " CBC\n" +#endif +#if defined(CTR) + " CTR\n" +#endif + + "\nMACs:\n" +#if defined(HMAC) + " HMAC\n" +#endif +#if defined(OMAC) + " OMAC\n" +#endif +#if defined(PMAC) + " PMAC\n" +#endif +#if defined(PELICAN) + " PELICAN\n" +#endif + + "\nENC + AUTH modes:\n" +#if defined(EAX_MODE) + " EAX_MODE\n" +#endif +#if defined(OCB_MODE) + " OCB_MODE\n" +#endif +#if defined(CCM_MODE) + " CCM_MODE\n" +#endif +#if defined(GCM_MODE) + " GCM_MODE " +#endif +#if defined(GCM_TABLES) + " (GCM_TABLES) " +#endif + "\n" + + + "\nPRNG:\n" +#if defined(YARROW) + " Yarrow\n" +#endif +#if defined(SPRNG) + " SPRNG\n" +#endif +#if defined(RC4) + " RC4\n" +#endif +#if defined(FORTUNA) + " Fortuna\n" +#endif +#if defined(SOBER128) + " SOBER128\n" +#endif + + "\nPK Algs:\n" +#if defined(MRSA) + " RSA \n" +#endif +#if defined(MDH) + " DH\n" +#endif +#if defined(MECC) + " ECC\n" +#endif +#if defined(MDSA) + " DSA\n" +#endif + + "\nCompiler:\n" +#if defined(WIN32) + " WIN32 platform detected.\n" +#endif +#if defined(LBL_CYGWIN__) + " CYGWIN Detected.\n" +#endif +#if defined(LBL_DJGPP__) + " DJGPP Detected.\n" +#endif +#if defined(_MSC_VER) + " MSVC compiler detected.\n" +#endif +#if defined(__GNUC__) + " GCC compiler detected.\n" +#endif +#if defined(INTEL_CC) + " Intel C Compiler detected.\n" +#endif +#if defined(LBL_x86_64__) + " x86-64 detected.\n" +#endif + + "\nVarious others: " +#if defined(BASE64) + " BASE64 " +#endif +#if defined(MPI) + " MPI " +#endif +#if defined(TRY_UNRANDOM_FIRST) + " TRY_UNRANDOM_FIRST " +#endif +#if defined(LTC_TEST) + " LTC_TEST " +#endif +#if defined(PKCS_1) + " PKCS#1 " +#endif +#if defined(PKCS_5) + " PKCS#5 " +#endif +#if defined(LTC_SMALL_CODE) + " LTC_SMALL_CODE " +#endif +#if defined(LTC_NO_FILE) + " LTC_NO_FILE " +#endif +#if defined(LTC_DER) + " LTC_DER " +#endif +#if defined(LTC_FAST) + " LTC_FAST " +#endif +#if defined(LTC_NO_FAST) + " LTC_NO_FAST " +#endif +#if defined(LTC_NO_BSWAP) + " LTC_NO_BSWAP " +#endif +#if defined(LTC_NO_ASM) + " LTC_NO_ASM " +#endif +#if defined(LTC_NO_TEST) + " LTC_NO_TEST " +#endif +#if defined(LTC_NO_TABLES) + " LTC_NO_TABLES " +#endif +#if defined(LTC_PTHREAD) + " LTC_PTHREAD " +#endif + "\n" + "\n\n\n" + ; + */ + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt.c,v $ */ +/* $Revision: 1.11 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_argchk.c b/libtomcrypt/src/misc/crypt/crypt_argchk.c new file mode 100644 index 0000000..699c6cf --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_argchk.c @@ -0,0 +1,30 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" +#include <signal.h> + +/** + @file crypt_argchk.c + Perform argument checking, Tom St Denis +*/ + +#if (ARGTYPE == 0) +void crypt_argchk(char *v, char *s, int d) +{ + fprintf(stderr, "LTC_ARGCHK '%s' failure on line %d of file %s\n", + v, d, s); + (void)raise(SIGABRT); +} +#endif + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_argchk.c,v $ */ +/* $Revision: 1.3 $ */ +/* $Date: 2005/05/05 14:35:59 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_cipher_descriptor.c b/libtomcrypt/src/misc/crypt/crypt_cipher_descriptor.c new file mode 100644 index 0000000..127e85c --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_cipher_descriptor.c @@ -0,0 +1,27 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_cipher_descriptor.c + Stores the cipher descriptor table, Tom St Denis +*/ + +struct ltc_cipher_descriptor cipher_descriptor[TAB_SIZE] = { +{ NULL, 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL } + }; + +LTC_MUTEX_GLOBAL(ltc_cipher_mutex); + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_cipher_descriptor.c,v $ */ +/* $Revision: 1.8 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_cipher_is_valid.c b/libtomcrypt/src/misc/crypt/crypt_cipher_is_valid.c new file mode 100644 index 0000000..7830303 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_cipher_is_valid.c @@ -0,0 +1,36 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_cipher_is_valid.c + Determine if cipher is valid, Tom St Denis +*/ + +/* + Test if a cipher index is valid + @param idx The index of the cipher to search for + @return CRYPT_OK if valid +*/ +int cipher_is_valid(int idx) +{ + LTC_MUTEX_LOCK(<c_cipher_mutex); + if (idx < 0 || idx >= TAB_SIZE || cipher_descriptor[idx].name == NULL) { + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return CRYPT_INVALID_CIPHER; + } + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return CRYPT_OK; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_cipher_is_valid.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_cipher.c b/libtomcrypt/src/misc/crypt/crypt_find_cipher.c new file mode 100644 index 0000000..e7fba73 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_cipher.c @@ -0,0 +1,41 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_cipher.c + Find a cipher in the descriptor tables, Tom St Denis +*/ + +/** + Find a registered cipher by name + @param name The name of the cipher to look for + @return >= 0 if found, -1 if not present +*/ +int find_cipher(const char *name) +{ + int x; + LTC_ARGCHK(name != NULL); + LTC_MUTEX_LOCK(<c_cipher_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (cipher_descriptor[x].name != NULL && !strcmp(cipher_descriptor[x].name, name)) { + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return -1; +} + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_cipher.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_cipher_any.c b/libtomcrypt/src/misc/crypt/crypt_find_cipher_any.c new file mode 100644 index 0000000..6dd0e6d --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_cipher_any.c @@ -0,0 +1,50 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_cipher_any.c + Find a cipher in the descriptor tables, Tom St Denis +*/ + +/** + Find a cipher flexibly. First by name then if not present by block and key size + @param name The name of the cipher desired + @param blocklen The minimum length of the block cipher desired (octets) + @param keylen The minimum length of the key size desired (octets) + @return >= 0 if found, -1 if not present +*/ +int find_cipher_any(const char *name, int blocklen, int keylen) +{ + int x; + + LTC_ARGCHK(name != NULL); + + x = find_cipher(name); + if (x != -1) return x; + + LTC_MUTEX_LOCK(<c_cipher_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (cipher_descriptor[x].name == NULL) { + continue; + } + if (blocklen <= (int)cipher_descriptor[x].block_length && keylen <= (int)cipher_descriptor[x].max_key_length) { + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_cipher_any.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c b/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c new file mode 100644 index 0000000..5f5f874 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c @@ -0,0 +1,40 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_cipher_id.c + Find cipher by ID, Tom St Denis +*/ + +/** + Find a cipher by ID number + @param ID The ID (not same as index) of the cipher to find + @return >= 0 if found, -1 if not present +*/ +int find_cipher_id(unsigned char ID) +{ + int x; + LTC_MUTEX_LOCK(<c_cipher_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (cipher_descriptor[x].ID == ID) { + x = (cipher_descriptor[x].name == NULL) ? -1 : x; + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_cipher_id.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_hash.c b/libtomcrypt/src/misc/crypt/crypt_find_hash.c new file mode 100644 index 0000000..d02a449 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_hash.c @@ -0,0 +1,40 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_hash.c + Find a hash, Tom St Denis +*/ + +/** + Find a registered hash by name + @param name The name of the hash to look for + @return >= 0 if found, -1 if not present +*/ +int find_hash(const char *name) +{ + int x; + LTC_ARGCHK(name != NULL); + LTC_MUTEX_LOCK(<c_hash_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (hash_descriptor[x].name != NULL && strcmp(hash_descriptor[x].name, name) == 0) { + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_hash.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_hash_any.c b/libtomcrypt/src/misc/crypt/crypt_find_hash_any.c new file mode 100644 index 0000000..1172f22 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_hash_any.c @@ -0,0 +1,49 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_hash_any.c + Find a hash, Tom St Denis +*/ + +/** + Find a hash flexibly. First by name then if not present by digest size + @param name The name of the hash desired + @param digestlen The minimum length of the digest size (octets) + @return >= 0 if found, -1 if not present +*/int find_hash_any(const char *name, int digestlen) +{ + int x, y, z; + LTC_ARGCHK(name != NULL); + + x = find_hash(name); + if (x != -1) return x; + + LTC_MUTEX_LOCK(<c_hash_mutex); + y = MAXBLOCKSIZE+1; + z = -1; + for (x = 0; x < TAB_SIZE; x++) { + if (hash_descriptor[x].name == NULL) { + continue; + } + if ((int)hash_descriptor[x].hashsize >= digestlen && (int)hash_descriptor[x].hashsize < y) { + z = x; + y = hash_descriptor[x].hashsize; + } + } + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return z; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_hash_any.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_hash_id.c b/libtomcrypt/src/misc/crypt/crypt_find_hash_id.c new file mode 100644 index 0000000..8cd0d38 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_hash_id.c @@ -0,0 +1,40 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_hash_id.c + Find hash by ID, Tom St Denis +*/ + +/** + Find a hash by ID number + @param ID The ID (not same as index) of the hash to find + @return >= 0 if found, -1 if not present +*/ +int find_hash_id(unsigned char ID) +{ + int x; + LTC_MUTEX_LOCK(<c_hash_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (hash_descriptor[x].ID == ID) { + x = (hash_descriptor[x].name == NULL) ? -1 : x; + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_hash_id.c,v $ */ +/* $Revision: 1.5 $ */ +/* $Date: 2005/06/19 18:03:25 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_find_prng.c b/libtomcrypt/src/misc/crypt/crypt_find_prng.c new file mode 100644 index 0000000..503813d --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_find_prng.c @@ -0,0 +1,41 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_find_prng.c + Find a PRNG, Tom St Denis +*/ + +/** + Find a registered PRNG by name + @param name The name of the PRNG to look for + @return >= 0 if found, -1 if not present +*/ +int find_prng(const char *name) +{ + int x; + LTC_ARGCHK(name != NULL); + LTC_MUTEX_LOCK(<c_prng_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if ((prng_descriptor[x].name != NULL) && strcmp(prng_descriptor[x].name, name) == 0) { + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return x; + } + } + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return -1; +} + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_find_prng.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_hash_descriptor.c b/libtomcrypt/src/misc/crypt/crypt_hash_descriptor.c new file mode 100644 index 0000000..f8583d8 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_hash_descriptor.c @@ -0,0 +1,27 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_hash_descriptor.c + Stores the hash descriptor table, Tom St Denis +*/ + +struct ltc_hash_descriptor hash_descriptor[TAB_SIZE] = { +{ NULL, 0, 0, 0, { 0 }, 0, NULL, NULL, NULL, NULL } +}; + +LTC_MUTEX_GLOBAL(ltc_hash_mutex); + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_hash_descriptor.c,v $ */ +/* $Revision: 1.6 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_hash_is_valid.c b/libtomcrypt/src/misc/crypt/crypt_hash_is_valid.c new file mode 100644 index 0000000..a8130d4 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_hash_is_valid.c @@ -0,0 +1,36 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_hash_is_valid.c + Determine if hash is valid, Tom St Denis +*/ + +/* + Test if a hash index is valid + @param idx The index of the hash to search for + @return CRYPT_OK if valid +*/ +int hash_is_valid(int idx) +{ + LTC_MUTEX_LOCK(<c_hash_mutex); + if (idx < 0 || idx >= TAB_SIZE || hash_descriptor[idx].name == NULL) { + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return CRYPT_INVALID_HASH; + } + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return CRYPT_OK; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_hash_is_valid.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_prng_descriptor.c b/libtomcrypt/src/misc/crypt/crypt_prng_descriptor.c new file mode 100644 index 0000000..7335f5d --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_prng_descriptor.c @@ -0,0 +1,26 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_prng_descriptor.c + Stores the PRNG descriptors, Tom St Denis +*/ +struct ltc_prng_descriptor prng_descriptor[TAB_SIZE] = { +{ NULL, 0, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL } +}; + +LTC_MUTEX_GLOBAL(ltc_prng_mutex); + + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_prng_descriptor.c,v $ */ +/* $Revision: 1.5 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_prng_is_valid.c b/libtomcrypt/src/misc/crypt/crypt_prng_is_valid.c new file mode 100644 index 0000000..a7a7ed6 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_prng_is_valid.c @@ -0,0 +1,36 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_prng_is_valid.c + Determine if PRNG is valid, Tom St Denis +*/ + +/* + Test if a PRNG index is valid + @param idx The index of the PRNG to search for + @return CRYPT_OK if valid +*/ +int prng_is_valid(int idx) +{ + LTC_MUTEX_LOCK(<c_prng_mutex); + if (idx < 0 || idx >= TAB_SIZE || prng_descriptor[idx].name == NULL) { + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return CRYPT_INVALID_PRNG; + } + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return CRYPT_OK; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_prng_is_valid.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_register_cipher.c b/libtomcrypt/src/misc/crypt/crypt_register_cipher.c new file mode 100644 index 0000000..c55d7c0 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_register_cipher.c @@ -0,0 +1,54 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_register_cipher.c + Register a cipher, Tom St Denis +*/ + +/** + Register a cipher with the descriptor table + @param cipher The cipher you wish to register + @return value >= 0 if successfully added (or already present), -1 if unsuccessful +*/ +int register_cipher(const struct ltc_cipher_descriptor *cipher) +{ + int x; + + LTC_ARGCHK(cipher != NULL); + + /* is it already registered? */ + LTC_MUTEX_LOCK(<c_cipher_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (cipher_descriptor[x].name != NULL && cipher_descriptor[x].ID == cipher->ID) { + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return x; + } + } + + /* find a blank spot */ + for (x = 0; x < TAB_SIZE; x++) { + if (cipher_descriptor[x].name == NULL) { + XMEMCPY(&cipher_descriptor[x], cipher, sizeof(struct ltc_cipher_descriptor)); + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return x; + } + } + + /* no spot */ + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_register_cipher.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_register_hash.c b/libtomcrypt/src/misc/crypt/crypt_register_hash.c new file mode 100644 index 0000000..0ff521f --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_register_hash.c @@ -0,0 +1,54 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_register_hash.c + Register a HASH, Tom St Denis +*/ + +/** + Register a hash with the descriptor table + @param hash The hash you wish to register + @return value >= 0 if successfully added (or already present), -1 if unsuccessful +*/ +int register_hash(const struct ltc_hash_descriptor *hash) +{ + int x; + + LTC_ARGCHK(hash != NULL); + + /* is it already registered? */ + LTC_MUTEX_LOCK(<c_hash_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (memcmp(&hash_descriptor[x], hash, sizeof(struct ltc_hash_descriptor)) == 0) { + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return x; + } + } + + /* find a blank spot */ + for (x = 0; x < TAB_SIZE; x++) { + if (hash_descriptor[x].name == NULL) { + XMEMCPY(&hash_descriptor[x], hash, sizeof(struct ltc_hash_descriptor)); + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return x; + } + } + + /* no spot */ + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_register_hash.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_register_prng.c b/libtomcrypt/src/misc/crypt/crypt_register_prng.c new file mode 100644 index 0000000..5ab4a49 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_register_prng.c @@ -0,0 +1,54 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_register_prng.c + Register a PRNG, Tom St Denis +*/ + +/** + Register a PRNG with the descriptor table + @param prng The PRNG you wish to register + @return value >= 0 if successfully added (or already present), -1 if unsuccessful +*/ +int register_prng(const struct ltc_prng_descriptor *prng) +{ + int x; + + LTC_ARGCHK(prng != NULL); + + /* is it already registered? */ + LTC_MUTEX_LOCK(<c_prng_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (memcmp(&prng_descriptor[x], prng, sizeof(struct ltc_prng_descriptor)) == 0) { + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return x; + } + } + + /* find a blank spot */ + for (x = 0; x < TAB_SIZE; x++) { + if (prng_descriptor[x].name == NULL) { + XMEMCPY(&prng_descriptor[x], prng, sizeof(struct ltc_prng_descriptor)); + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return x; + } + } + + /* no spot */ + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return -1; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_register_prng.c,v $ */ +/* $Revision: 1.5 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_unregister_cipher.c b/libtomcrypt/src/misc/crypt/crypt_unregister_cipher.c new file mode 100644 index 0000000..4081ca8 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_unregister_cipher.c @@ -0,0 +1,45 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_unregister_cipher.c + Unregister a cipher, Tom St Denis +*/ + +/** + Unregister a cipher from the descriptor table + @param cipher The cipher descriptor to remove + @return CRYPT_OK on success +*/ +int unregister_cipher(const struct ltc_cipher_descriptor *cipher) +{ + int x; + + LTC_ARGCHK(cipher != NULL); + + /* is it already registered? */ + LTC_MUTEX_LOCK(<c_cipher_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (memcmp(&cipher_descriptor[x], cipher, sizeof(struct ltc_cipher_descriptor)) == 0) { + cipher_descriptor[x].name = NULL; + cipher_descriptor[x].ID = 255; + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return CRYPT_OK; + } + } + LTC_MUTEX_UNLOCK(<c_cipher_mutex); + return CRYPT_ERROR; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_unregister_cipher.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_unregister_hash.c b/libtomcrypt/src/misc/crypt/crypt_unregister_hash.c new file mode 100644 index 0000000..fdd25b2 --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_unregister_hash.c @@ -0,0 +1,44 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_unregister_hash.c + Unregister a hash, Tom St Denis +*/ + +/** + Unregister a hash from the descriptor table + @param hash The hash descriptor to remove + @return CRYPT_OK on success +*/ +int unregister_hash(const struct ltc_hash_descriptor *hash) +{ + int x; + + LTC_ARGCHK(hash != NULL); + + /* is it already registered? */ + LTC_MUTEX_LOCK(<c_hash_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (memcmp(&hash_descriptor[x], hash, sizeof(struct ltc_hash_descriptor)) == 0) { + hash_descriptor[x].name = NULL; + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return CRYPT_OK; + } + } + LTC_MUTEX_UNLOCK(<c_hash_mutex); + return CRYPT_ERROR; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_unregister_hash.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ diff --git a/libtomcrypt/src/misc/crypt/crypt_unregister_prng.c b/libtomcrypt/src/misc/crypt/crypt_unregister_prng.c new file mode 100644 index 0000000..4aff6de --- /dev/null +++ b/libtomcrypt/src/misc/crypt/crypt_unregister_prng.c @@ -0,0 +1,44 @@ +/* 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. + * + * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org + */ +#include "tomcrypt.h" + +/** + @file crypt_unregister_prng.c + Unregister a PRNG, Tom St Denis +*/ + +/** + Unregister a PRNG from the descriptor table + @param prng The PRNG descriptor to remove + @return CRYPT_OK on success +*/ +int unregister_prng(const struct ltc_prng_descriptor *prng) +{ + int x; + + LTC_ARGCHK(prng != NULL); + + /* is it already registered? */ + LTC_MUTEX_LOCK(<c_prng_mutex); + for (x = 0; x < TAB_SIZE; x++) { + if (memcmp(&prng_descriptor[x], prng, sizeof(struct ltc_prng_descriptor)) != 0) { + prng_descriptor[x].name = NULL; + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return CRYPT_OK; + } + } + LTC_MUTEX_UNLOCK(<c_prng_mutex); + return CRYPT_ERROR; +} + +/* $Source: /cvs/libtom/libtomcrypt/src/misc/crypt/crypt_unregister_prng.c,v $ */ +/* $Revision: 1.4 $ */ +/* $Date: 2005/06/19 18:00:28 $ */ |