diff options
Diffstat (limited to 'plugins/MirOTR/Libgcrypt/cipher/camellia-glue.c')
| -rw-r--r-- | plugins/MirOTR/Libgcrypt/cipher/camellia-glue.c | 525 |
1 files changed, 493 insertions, 32 deletions
diff --git a/plugins/MirOTR/Libgcrypt/cipher/camellia-glue.c b/plugins/MirOTR/Libgcrypt/cipher/camellia-glue.c index 067af85bca..f18d13588c 100644 --- a/plugins/MirOTR/Libgcrypt/cipher/camellia-glue.c +++ b/plugins/MirOTR/Libgcrypt/cipher/camellia-glue.c @@ -32,7 +32,7 @@ * space of the library clean. The following macro is thus useful: * * #define CAMELLIA_EXT_SYM_PREFIX foo_ - * + * * This prefixes all external symbols with "foo_". */ #ifdef HAVE_CONFIG_H @@ -50,7 +50,7 @@ #define camellia_encrypt128 CAMELLIA_PREFIX(camellia_encrypt128) #define camellia_encrypt256 CAMELLIA_PREFIX(camellia_encrypt256) #define camellia_setup128 CAMELLIA_PREFIX(camellia_setup128) -#define camellia_setup192 CAMELLIA_PREFIX(camellia_setup192) +#define camellia_setup192 CAMELLIA_PREFIX(camellia_setup192) #define camellia_setup256 CAMELLIA_PREFIX(camellia_setup256) #endif /*CAMELLIA_EXT_SYM_PREFIX*/ @@ -62,13 +62,88 @@ #include "g10lib.h" #include "cipher.h" #include "camellia.h" +#include "bufhelp.h" +#include "cipher-selftest.h" + +/* Helper macro to force alignment to 16 bytes. */ +#ifdef HAVE_GCC_ATTRIBUTE_ALIGNED +# define ATTR_ALIGNED_16 __attribute__ ((aligned (16))) +#else +# define ATTR_ALIGNED_16 +#endif + +/* USE_AESNI inidicates whether to compile with Intel AES-NI/AVX code. */ +#undef USE_AESNI_AVX +#if defined(ENABLE_AESNI_SUPPORT) && defined(ENABLE_AVX_SUPPORT) +# if defined(__x86_64__) && defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) +# define USE_AESNI_AVX 1 +# endif +#endif + +/* USE_AESNI_AVX2 inidicates whether to compile with Intel AES-NI/AVX2 code. */ +#undef USE_AESNI_AVX2 +#if defined(ENABLE_AESNI_SUPPORT) && defined(ENABLE_AVX2_SUPPORT) +# if defined(__x86_64__) && defined(HAVE_COMPATIBLE_GCC_AMD64_PLATFORM_AS) +# define USE_AESNI_AVX2 1 +# endif +#endif typedef struct { - int keybitlength; KEY_TABLE_TYPE keytable; + int keybitlength; +#ifdef USE_AESNI_AVX + unsigned int use_aesni_avx:1; /* AES-NI/AVX implementation shall be used. */ +#endif /*USE_AESNI_AVX*/ +#ifdef USE_AESNI_AVX2 + unsigned int use_aesni_avx2:1;/* AES-NI/AVX2 implementation shall be used. */ +#endif /*USE_AESNI_AVX2*/ } CAMELLIA_context; +#ifdef USE_AESNI_AVX +/* Assembler implementations of Camellia using AES-NI and AVX. Process data + in 16 block same time. + */ +extern void _gcry_camellia_aesni_avx_ctr_enc(CAMELLIA_context *ctx, + unsigned char *out, + const unsigned char *in, + unsigned char *ctr); + +extern void _gcry_camellia_aesni_avx_cbc_dec(CAMELLIA_context *ctx, + unsigned char *out, + const unsigned char *in, + unsigned char *iv); + +extern void _gcry_camellia_aesni_avx_cfb_dec(CAMELLIA_context *ctx, + unsigned char *out, + const unsigned char *in, + unsigned char *iv); + +extern void _gcry_camellia_aesni_avx_keygen(CAMELLIA_context *ctx, + const unsigned char *key, + unsigned int keylen); +#endif + +#ifdef USE_AESNI_AVX2 +/* Assembler implementations of Camellia using AES-NI and AVX2. Process data + in 32 block same time. + */ +extern void _gcry_camellia_aesni_avx2_ctr_enc(CAMELLIA_context *ctx, + unsigned char *out, + const unsigned char *in, + unsigned char *ctr); + +extern void _gcry_camellia_aesni_avx2_cbc_dec(CAMELLIA_context *ctx, + unsigned char *out, + const unsigned char *in, + unsigned char *iv); + +extern void _gcry_camellia_aesni_avx2_cfb_dec(CAMELLIA_context *ctx, + unsigned char *out, + const unsigned char *in, + unsigned char *iv); +#endif + static const char *selftest(void); static gcry_err_code_t @@ -77,6 +152,9 @@ camellia_setkey(void *c, const byte *key, unsigned keylen) CAMELLIA_context *ctx=c; static int initialized=0; static const char *selftest_failed=NULL; +#if defined(USE_AESNI_AVX) || defined(USE_AESNI_AVX2) + unsigned int hwf = _gcry_get_hw_features (); +#endif if(keylen!=16 && keylen!=24 && keylen!=32) return GPG_ERR_INV_KEYLEN; @@ -92,44 +170,414 @@ camellia_setkey(void *c, const byte *key, unsigned keylen) if(selftest_failed) return GPG_ERR_SELFTEST_FAILED; +#ifdef USE_AESNI_AVX + ctx->use_aesni_avx = (hwf & HWF_INTEL_AESNI) && (hwf & HWF_INTEL_AVX); +#endif +#ifdef USE_AESNI_AVX2 + ctx->use_aesni_avx2 = (hwf & HWF_INTEL_AESNI) && (hwf & HWF_INTEL_AVX2); +#endif + ctx->keybitlength=keylen*8; - Camellia_Ekeygen(ctx->keybitlength,key,ctx->keytable); - _gcry_burn_stack - ((19+34+34)*sizeof(u32)+2*sizeof(void*) /* camellia_setup256 */ - +(4+32)*sizeof(u32)+2*sizeof(void*) /* camellia_setup192 */ - +0+sizeof(int)+2*sizeof(void*) /* Camellia_Ekeygen */ - +3*2*sizeof(void*) /* Function calls. */ - ); + + if (0) + { } +#ifdef USE_AESNI_AVX + else if (ctx->use_aesni_avx) + _gcry_camellia_aesni_avx_keygen(ctx, key, keylen); + else +#endif + { + Camellia_Ekeygen(ctx->keybitlength,key,ctx->keytable); + _gcry_burn_stack + ((19+34+34)*sizeof(u32)+2*sizeof(void*) /* camellia_setup256 */ + +(4+32)*sizeof(u32)+2*sizeof(void*) /* camellia_setup192 */ + +0+sizeof(int)+2*sizeof(void*) /* Camellia_Ekeygen */ + +3*2*sizeof(void*) /* Function calls. */ + ); + } return 0; } -static void +#ifdef USE_ARM_ASM + +/* Assembly implementations of Camellia. */ +extern void _gcry_camellia_arm_encrypt_block(const KEY_TABLE_TYPE keyTable, + byte *outbuf, const byte *inbuf, + const int keybits); + +extern void _gcry_camellia_arm_decrypt_block(const KEY_TABLE_TYPE keyTable, + byte *outbuf, const byte *inbuf, + const int keybits); + +static void Camellia_EncryptBlock(const int keyBitLength, + const unsigned char *plaintext, + const KEY_TABLE_TYPE keyTable, + unsigned char *cipherText) +{ + _gcry_camellia_arm_encrypt_block(keyTable, cipherText, plaintext, + keyBitLength); +} + +static void Camellia_DecryptBlock(const int keyBitLength, + const unsigned char *cipherText, + const KEY_TABLE_TYPE keyTable, + unsigned char *plaintext) +{ + _gcry_camellia_arm_decrypt_block(keyTable, plaintext, cipherText, + keyBitLength); +} + +static unsigned int +camellia_encrypt(void *c, byte *outbuf, const byte *inbuf) +{ + CAMELLIA_context *ctx = c; + Camellia_EncryptBlock(ctx->keybitlength,inbuf,ctx->keytable,outbuf); +#define CAMELLIA_encrypt_stack_burn_size (15*4) + return /*burn_stack*/ (CAMELLIA_encrypt_stack_burn_size); +} + +static unsigned int +camellia_decrypt(void *c, byte *outbuf, const byte *inbuf) +{ + CAMELLIA_context *ctx=c; + Camellia_DecryptBlock(ctx->keybitlength,inbuf,ctx->keytable,outbuf); +#define CAMELLIA_decrypt_stack_burn_size (15*4) + return /*burn_stack*/ (CAMELLIA_decrypt_stack_burn_size); +} + +#else /*USE_ARM_ASM*/ + +static unsigned int camellia_encrypt(void *c, byte *outbuf, const byte *inbuf) { CAMELLIA_context *ctx=c; Camellia_EncryptBlock(ctx->keybitlength,inbuf,ctx->keytable,outbuf); - _gcry_burn_stack - (sizeof(int)+2*sizeof(unsigned char *)+sizeof(KEY_TABLE_TYPE) - +4*sizeof(u32) - +2*sizeof(u32*)+4*sizeof(u32) - +2*2*sizeof(void*) /* Function calls. */ - ); + +#define CAMELLIA_encrypt_stack_burn_size \ + (sizeof(int)+2*sizeof(unsigned char *)+sizeof(void*/*KEY_TABLE_TYPE*/) \ + +4*sizeof(u32)+4*sizeof(u32) \ + +2*sizeof(u32*)+4*sizeof(u32) \ + +2*2*sizeof(void*) /* Function calls. */ \ + ) + + return /*burn_stack*/ (CAMELLIA_encrypt_stack_burn_size); } -static void +static unsigned int camellia_decrypt(void *c, byte *outbuf, const byte *inbuf) { CAMELLIA_context *ctx=c; Camellia_DecryptBlock(ctx->keybitlength,inbuf,ctx->keytable,outbuf); - _gcry_burn_stack - (sizeof(int)+2*sizeof(unsigned char *)+sizeof(KEY_TABLE_TYPE) - +4*sizeof(u32) - +2*sizeof(u32*)+4*sizeof(u32) - +2*2*sizeof(void*) /* Function calls. */ - ); + +#define CAMELLIA_decrypt_stack_burn_size \ + (sizeof(int)+2*sizeof(unsigned char *)+sizeof(void*/*KEY_TABLE_TYPE*/) \ + +4*sizeof(u32)+4*sizeof(u32) \ + +2*sizeof(u32*)+4*sizeof(u32) \ + +2*2*sizeof(void*) /* Function calls. */ \ + ) + + return /*burn_stack*/ (CAMELLIA_decrypt_stack_burn_size); +} + +#endif /*!USE_ARM_ASM*/ + +/* Bulk encryption of complete blocks in CTR mode. This function is only + intended for the bulk encryption feature of cipher.c. CTR is expected to be + of size CAMELLIA_BLOCK_SIZE. */ +void +_gcry_camellia_ctr_enc(void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks) +{ + CAMELLIA_context *ctx = context; + unsigned char *outbuf = outbuf_arg; + const unsigned char *inbuf = inbuf_arg; + unsigned char tmpbuf[CAMELLIA_BLOCK_SIZE]; + int burn_stack_depth = CAMELLIA_encrypt_stack_burn_size; + int i; + +#ifdef USE_AESNI_AVX2 + if (ctx->use_aesni_avx2) + { + int did_use_aesni_avx2 = 0; + + /* Process data in 32 block chunks. */ + while (nblocks >= 32) + { + _gcry_camellia_aesni_avx2_ctr_enc(ctx, outbuf, inbuf, ctr); + + nblocks -= 32; + outbuf += 32 * CAMELLIA_BLOCK_SIZE; + inbuf += 32 * CAMELLIA_BLOCK_SIZE; + did_use_aesni_avx2 = 1; + } + + if (did_use_aesni_avx2) + { + int avx2_burn_stack_depth = 32 * CAMELLIA_BLOCK_SIZE + 16 + + 2 * sizeof(void *); + + if (burn_stack_depth < avx2_burn_stack_depth) + burn_stack_depth = avx2_burn_stack_depth; + } + + /* Use generic code to handle smaller chunks... */ + /* TODO: use caching instead? */ + } +#endif + +#ifdef USE_AESNI_AVX + if (ctx->use_aesni_avx) + { + int did_use_aesni_avx = 0; + + /* Process data in 16 block chunks. */ + while (nblocks >= 16) + { + _gcry_camellia_aesni_avx_ctr_enc(ctx, outbuf, inbuf, ctr); + + nblocks -= 16; + outbuf += 16 * CAMELLIA_BLOCK_SIZE; + inbuf += 16 * CAMELLIA_BLOCK_SIZE; + did_use_aesni_avx = 1; + } + + if (did_use_aesni_avx) + { + if (burn_stack_depth < 16 * CAMELLIA_BLOCK_SIZE + 2 * sizeof(void *)) + burn_stack_depth = 16 * CAMELLIA_BLOCK_SIZE + 2 * sizeof(void *); + } + + /* Use generic code to handle smaller chunks... */ + /* TODO: use caching instead? */ + } +#endif + + for ( ;nblocks; nblocks-- ) + { + /* Encrypt the counter. */ + Camellia_EncryptBlock(ctx->keybitlength, ctr, ctx->keytable, tmpbuf); + /* XOR the input with the encrypted counter and store in output. */ + buf_xor(outbuf, tmpbuf, inbuf, CAMELLIA_BLOCK_SIZE); + outbuf += CAMELLIA_BLOCK_SIZE; + inbuf += CAMELLIA_BLOCK_SIZE; + /* Increment the counter. */ + for (i = CAMELLIA_BLOCK_SIZE; i > 0; i--) + { + ctr[i-1]++; + if (ctr[i-1]) + break; + } + } + + wipememory(tmpbuf, sizeof(tmpbuf)); + _gcry_burn_stack(burn_stack_depth); +} + +/* Bulk decryption of complete blocks in CBC mode. This function is only + intended for the bulk encryption feature of cipher.c. */ +void +_gcry_camellia_cbc_dec(void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks) +{ + CAMELLIA_context *ctx = context; + unsigned char *outbuf = outbuf_arg; + const unsigned char *inbuf = inbuf_arg; + unsigned char savebuf[CAMELLIA_BLOCK_SIZE]; + int burn_stack_depth = CAMELLIA_decrypt_stack_burn_size; + +#ifdef USE_AESNI_AVX2 + if (ctx->use_aesni_avx2) + { + int did_use_aesni_avx2 = 0; + + /* Process data in 32 block chunks. */ + while (nblocks >= 32) + { + _gcry_camellia_aesni_avx2_cbc_dec(ctx, outbuf, inbuf, iv); + + nblocks -= 32; + outbuf += 32 * CAMELLIA_BLOCK_SIZE; + inbuf += 32 * CAMELLIA_BLOCK_SIZE; + did_use_aesni_avx2 = 1; + } + + if (did_use_aesni_avx2) + { + int avx2_burn_stack_depth = 32 * CAMELLIA_BLOCK_SIZE + 16 + + 2 * sizeof(void *); + + if (burn_stack_depth < avx2_burn_stack_depth) + burn_stack_depth = avx2_burn_stack_depth; + } + + /* Use generic code to handle smaller chunks... */ + } +#endif + +#ifdef USE_AESNI_AVX + if (ctx->use_aesni_avx) + { + int did_use_aesni_avx = 0; + + /* Process data in 16 block chunks. */ + while (nblocks >= 16) + { + _gcry_camellia_aesni_avx_cbc_dec(ctx, outbuf, inbuf, iv); + + nblocks -= 16; + outbuf += 16 * CAMELLIA_BLOCK_SIZE; + inbuf += 16 * CAMELLIA_BLOCK_SIZE; + did_use_aesni_avx = 1; + } + + if (did_use_aesni_avx) + { + if (burn_stack_depth < 16 * CAMELLIA_BLOCK_SIZE + 2 * sizeof(void *)) + burn_stack_depth = 16 * CAMELLIA_BLOCK_SIZE + 2 * sizeof(void *); + } + + /* Use generic code to handle smaller chunks... */ + } +#endif + + for ( ;nblocks; nblocks-- ) + { + /* INBUF is needed later and it may be identical to OUTBUF, so store + the intermediate result to SAVEBUF. */ + Camellia_DecryptBlock(ctx->keybitlength, inbuf, ctx->keytable, savebuf); + + buf_xor_n_copy_2(outbuf, savebuf, iv, inbuf, CAMELLIA_BLOCK_SIZE); + inbuf += CAMELLIA_BLOCK_SIZE; + outbuf += CAMELLIA_BLOCK_SIZE; + } + + wipememory(savebuf, sizeof(savebuf)); + _gcry_burn_stack(burn_stack_depth); +} + +/* Bulk decryption of complete blocks in CFB mode. This function is only + intended for the bulk encryption feature of cipher.c. */ +void +_gcry_camellia_cfb_dec(void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks) +{ + CAMELLIA_context *ctx = context; + unsigned char *outbuf = outbuf_arg; + const unsigned char *inbuf = inbuf_arg; + int burn_stack_depth = CAMELLIA_decrypt_stack_burn_size; + +#ifdef USE_AESNI_AVX2 + if (ctx->use_aesni_avx2) + { + int did_use_aesni_avx2 = 0; + + /* Process data in 32 block chunks. */ + while (nblocks >= 32) + { + _gcry_camellia_aesni_avx2_cfb_dec(ctx, outbuf, inbuf, iv); + + nblocks -= 32; + outbuf += 32 * CAMELLIA_BLOCK_SIZE; + inbuf += 32 * CAMELLIA_BLOCK_SIZE; + did_use_aesni_avx2 = 1; + } + + if (did_use_aesni_avx2) + { + int avx2_burn_stack_depth = 32 * CAMELLIA_BLOCK_SIZE + 16 + + 2 * sizeof(void *); + + if (burn_stack_depth < avx2_burn_stack_depth) + burn_stack_depth = avx2_burn_stack_depth; + } + + /* Use generic code to handle smaller chunks... */ + } +#endif + +#ifdef USE_AESNI_AVX + if (ctx->use_aesni_avx) + { + int did_use_aesni_avx = 0; + + /* Process data in 16 block chunks. */ + while (nblocks >= 16) + { + _gcry_camellia_aesni_avx_cfb_dec(ctx, outbuf, inbuf, iv); + + nblocks -= 16; + outbuf += 16 * CAMELLIA_BLOCK_SIZE; + inbuf += 16 * CAMELLIA_BLOCK_SIZE; + did_use_aesni_avx = 1; + } + + if (did_use_aesni_avx) + { + if (burn_stack_depth < 16 * CAMELLIA_BLOCK_SIZE + 2 * sizeof(void *)) + burn_stack_depth = 16 * CAMELLIA_BLOCK_SIZE + 2 * sizeof(void *); + } + + /* Use generic code to handle smaller chunks... */ + } +#endif + + for ( ;nblocks; nblocks-- ) + { + Camellia_EncryptBlock(ctx->keybitlength, iv, ctx->keytable, iv); + buf_xor_n_copy(outbuf, iv, inbuf, CAMELLIA_BLOCK_SIZE); + outbuf += CAMELLIA_BLOCK_SIZE; + inbuf += CAMELLIA_BLOCK_SIZE; + } + + _gcry_burn_stack(burn_stack_depth); +} + +/* Run the self-tests for CAMELLIA-CTR-128, tests IV increment of bulk CTR + encryption. Returns NULL on success. */ +static const char* +selftest_ctr_128 (void) +{ + const int nblocks = 32+16+1; + const int blocksize = CAMELLIA_BLOCK_SIZE; + const int context_size = sizeof(CAMELLIA_context); + + return _gcry_selftest_helper_ctr("CAMELLIA", &camellia_setkey, + &camellia_encrypt, &_gcry_camellia_ctr_enc, nblocks, blocksize, + context_size); +} + +/* Run the self-tests for CAMELLIA-CBC-128, tests bulk CBC decryption. + Returns NULL on success. */ +static const char* +selftest_cbc_128 (void) +{ + const int nblocks = 32+16+2; + const int blocksize = CAMELLIA_BLOCK_SIZE; + const int context_size = sizeof(CAMELLIA_context); + + return _gcry_selftest_helper_cbc("CAMELLIA", &camellia_setkey, + &camellia_encrypt, &_gcry_camellia_cbc_dec, nblocks, blocksize, + context_size); +} + +/* Run the self-tests for CAMELLIA-CFB-128, tests bulk CFB decryption. + Returns NULL on success. */ +static const char* +selftest_cfb_128 (void) +{ + const int nblocks = 32+16+2; + const int blocksize = CAMELLIA_BLOCK_SIZE; + const int context_size = sizeof(CAMELLIA_context); + + return _gcry_selftest_helper_cfb("CAMELLIA", &camellia_setkey, + &camellia_encrypt, &_gcry_camellia_cfb_dec, nblocks, blocksize, + context_size); } static const char * @@ -137,40 +585,41 @@ selftest(void) { CAMELLIA_context ctx; byte scratch[16]; - + const char *r; + /* These test vectors are from RFC-3713 */ - const byte plaintext[]= + static const byte plaintext[]= { 0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef, 0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10 }; - const byte key_128[]= + static const byte key_128[]= { 0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef, 0xfe,0xdc,0xba,0x98,0x76,0x54,0x32,0x10 }; - const byte ciphertext_128[]= + static const byte ciphertext_128[]= { 0x67,0x67,0x31,0x38,0x54,0x96,0x69,0x73, 0x08,0x57,0x06,0x56,0x48,0xea,0xbe,0x43 }; - const byte key_192[]= + static const byte key_192[]= { 0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,0xfe,0xdc,0xba,0x98, 0x76,0x54,0x32,0x10,0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77 }; - const byte ciphertext_192[]= + static const byte ciphertext_192[]= { 0xb4,0x99,0x34,0x01,0xb3,0xe9,0x96,0xf8, 0x4e,0xe5,0xce,0xe7,0xd7,0x9b,0x09,0xb9 }; - const byte key_256[]= + static const byte key_256[]= { 0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,0xfe,0xdc,0xba, 0x98,0x76,0x54,0x32,0x10,0x00,0x11,0x22,0x33,0x44,0x55, 0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff }; - const byte ciphertext_256[]= + static const byte ciphertext_256[]= { 0x9a,0xcc,0x23,0x7d,0xff,0x16,0xd7,0x6c, 0x20,0xef,0x7c,0x91,0x9e,0x3a,0x75,0x09 @@ -200,6 +649,15 @@ selftest(void) if(memcmp(scratch,plaintext,sizeof(plaintext))!=0) return "CAMELLIA-256 test decryption failed."; + if ( (r = selftest_ctr_128 ()) ) + return r; + + if ( (r = selftest_cbc_128 ()) ) + return r; + + if ( (r = selftest_cfb_128 ()) ) + return r; + return NULL; } @@ -236,18 +694,21 @@ static gcry_cipher_oid_spec_t camellia256_oids[] = gcry_cipher_spec_t _gcry_cipher_spec_camellia128 = { + GCRY_CIPHER_CAMELLIA128, {0, 0}, "CAMELLIA128",NULL,camellia128_oids,CAMELLIA_BLOCK_SIZE,128, sizeof(CAMELLIA_context),camellia_setkey,camellia_encrypt,camellia_decrypt }; gcry_cipher_spec_t _gcry_cipher_spec_camellia192 = { + GCRY_CIPHER_CAMELLIA192, {0, 0}, "CAMELLIA192",NULL,camellia192_oids,CAMELLIA_BLOCK_SIZE,192, sizeof(CAMELLIA_context),camellia_setkey,camellia_encrypt,camellia_decrypt }; gcry_cipher_spec_t _gcry_cipher_spec_camellia256 = { + GCRY_CIPHER_CAMELLIA256, {0, 0}, "CAMELLIA256",NULL,camellia256_oids,CAMELLIA_BLOCK_SIZE,256, sizeof(CAMELLIA_context),camellia_setkey,camellia_encrypt,camellia_decrypt }; |