diff options
Diffstat (limited to 'utils/tomcrypt/src/misc/crypt')
4 files changed, 138 insertions, 0 deletions
diff --git a/utils/tomcrypt/src/misc/crypt/crypt_argchk.c b/utils/tomcrypt/src/misc/crypt/crypt_argchk.c new file mode 100644 index 0000000000..a93962420e --- /dev/null +++ b/utils/tomcrypt/src/misc/crypt/crypt_argchk.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. + */ +#include "tomcrypt.h" + +/** + @file crypt_argchk.c + Perform argument checking, Tom St Denis +*/ + +#if (ARGTYPE == 0) +void crypt_argchk(const char *v, const char *s, int d) +{ + fprintf(stderr, "LTC_ARGCHK '%s' failure on line %d of file %s\n", + v, d, s); + abort(); +} +#endif + +/* ref: HEAD -> master, tag: v1.18.2 */ +/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */ +/* commit time: 2018-07-01 22:49:01 +0200 */ diff --git a/utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c b/utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c new file mode 100644 index 0000000000..a9de9d6785 --- /dev/null +++ b/utils/tomcrypt/src/misc/crypt/crypt_cipher_descriptor.c @@ -0,0 +1,25 @@ +/* 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 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, NULL, NULL, NULL, NULL, NULL, NULL, NULL } + }; + +LTC_MUTEX_GLOBAL(ltc_cipher_mutex) + + +/* ref: HEAD -> master, tag: v1.18.2 */ +/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */ +/* commit time: 2018-07-01 22:49:01 +0200 */ diff --git a/utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c b/utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c new file mode 100644 index 0000000000..2ba32bf5e8 --- /dev/null +++ b/utils/tomcrypt/src/misc/crypt/crypt_cipher_is_valid.c @@ -0,0 +1,34 @@ +/* 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 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; +} + +/* ref: HEAD -> master, tag: v1.18.2 */ +/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */ +/* commit time: 2018-07-01 22:49:01 +0200 */ diff --git a/utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c b/utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c new file mode 100644 index 0000000000..59fc042d89 --- /dev/null +++ b/utils/tomcrypt/src/misc/crypt/crypt_register_cipher.c @@ -0,0 +1,52 @@ +/* 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 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; +} + +/* ref: HEAD -> master, tag: v1.18.2 */ +/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */ +/* commit time: 2018-07-01 22:49:01 +0200 */ |