diff options
Diffstat (limited to 'crypto/evp/e_camellia.c')
| -rw-r--r-- | crypto/evp/e_camellia.c | 218 |
1 files changed, 110 insertions, 108 deletions
diff --git a/crypto/evp/e_camellia.c b/crypto/evp/e_camellia.c index cb69516bdef0..c994bb395d8f 100644 --- a/crypto/evp/e_camellia.c +++ b/crypto/evp/e_camellia.c @@ -26,7 +26,7 @@ #include "evp_local.h" static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv, int enc); + const unsigned char *iv, int enc); /* Camellia subkey Structure */ typedef struct { @@ -38,22 +38,21 @@ typedef struct { } stream; } EVP_CAMELLIA_KEY; -#define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4)) +#define MAXBITCHUNK ((size_t)1 << (sizeof(size_t) * 8 - 4)) /* Attribute operation for Camellia */ -#define data(ctx) EVP_C_DATA(EVP_CAMELLIA_KEY,ctx) +#define data(ctx) EVP_C_DATA(EVP_CAMELLIA_KEY, ctx) #if defined(AES_ASM) && (defined(__sparc) || defined(__sparc__)) /* ---------^^^ this is not a typo, just a way to detect that * assembler support was in general requested... */ -# include "crypto/sparc_arch.h" +#include "crypto/sparc_arch.h" static int cmll_t4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv, int enc) + const unsigned char *iv, int enc) { int ret, mode, bits; - EVP_CAMELLIA_KEY *dat = - (EVP_CAMELLIA_KEY *)EVP_CIPHER_CTX_get_cipher_data(ctx); + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)EVP_CIPHER_CTX_get_cipher_data(ctx); mode = EVP_CIPHER_CTX_get_mode(ctx); bits = EVP_CIPHER_CTX_get_key_length(ctx) * 8; @@ -63,38 +62,36 @@ static int cmll_t4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) && !enc) { ret = 0; - dat->block = (block128_f) cmll_t4_decrypt; + dat->block = (block128_f)cmll_t4_decrypt; switch (bits) { case 128: - dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? - (cbc128_f) cmll128_t4_cbc_decrypt : NULL; + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f)cmll128_t4_cbc_decrypt : NULL; break; case 192: case 256: - dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? - (cbc128_f) cmll256_t4_cbc_decrypt : NULL; + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f)cmll256_t4_cbc_decrypt : NULL; break; default: ret = -1; } } else { ret = 0; - dat->block = (block128_f) cmll_t4_encrypt; + dat->block = (block128_f)cmll_t4_encrypt; switch (bits) { case 128: if (mode == EVP_CIPH_CBC_MODE) - dat->stream.cbc = (cbc128_f) cmll128_t4_cbc_encrypt; + dat->stream.cbc = (cbc128_f)cmll128_t4_cbc_encrypt; else if (mode == EVP_CIPH_CTR_MODE) - dat->stream.ctr = (ctr128_f) cmll128_t4_ctr32_encrypt; + dat->stream.ctr = (ctr128_f)cmll128_t4_ctr32_encrypt; else dat->stream.cbc = NULL; break; case 192: case 256: if (mode == EVP_CIPH_CBC_MODE) - dat->stream.cbc = (cbc128_f) cmll256_t4_cbc_encrypt; + dat->stream.cbc = (cbc128_f)cmll256_t4_cbc_encrypt; else if (mode == EVP_CIPH_CTR_MODE) - dat->stream.ctr = (ctr128_f) cmll256_t4_ctr32_encrypt; + dat->stream.ctr = (ctr128_f)cmll256_t4_ctr32_encrypt; else dat->stream.cbc = NULL; break; @@ -111,92 +108,99 @@ static int cmll_t4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; } -# define cmll_t4_cbc_cipher camellia_cbc_cipher +#define cmll_t4_cbc_cipher camellia_cbc_cipher static int cmll_t4_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define cmll_t4_ecb_cipher camellia_ecb_cipher +#define cmll_t4_ecb_cipher camellia_ecb_cipher static int cmll_t4_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define cmll_t4_ofb_cipher camellia_ofb_cipher +#define cmll_t4_ofb_cipher camellia_ofb_cipher static int cmll_t4_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define cmll_t4_cfb_cipher camellia_cfb_cipher +#define cmll_t4_cfb_cipher camellia_cfb_cipher static int cmll_t4_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define cmll_t4_cfb8_cipher camellia_cfb8_cipher +#define cmll_t4_cfb8_cipher camellia_cfb8_cipher static int cmll_t4_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define cmll_t4_cfb1_cipher camellia_cfb1_cipher +#define cmll_t4_cfb1_cipher camellia_cfb1_cipher static int cmll_t4_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define cmll_t4_ctr_cipher camellia_ctr_cipher +#define cmll_t4_ctr_cipher camellia_ctr_cipher static int cmll_t4_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len); + const unsigned char *in, size_t len); -# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ -static const EVP_CIPHER cmll_t4_##keylen##_##mode = { \ - nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ - flags|EVP_CIPH_##MODE##_MODE, \ - EVP_ORIG_GLOBAL, \ - cmll_t4_init_key, \ - cmll_t4_##mode##_cipher, \ - NULL, \ - sizeof(EVP_CAMELLIA_KEY), \ - NULL,NULL,NULL,NULL }; \ -static const EVP_CIPHER camellia_##keylen##_##mode = { \ - nid##_##keylen##_##nmode,blocksize, \ - keylen/8,ivlen, \ - flags|EVP_CIPH_##MODE##_MODE, \ - EVP_ORIG_GLOBAL, \ - camellia_init_key, \ - camellia_##mode##_cipher, \ - NULL, \ - sizeof(EVP_CAMELLIA_KEY), \ - NULL,NULL,NULL,NULL }; \ -const EVP_CIPHER *EVP_camellia_##keylen##_##mode(void) \ -{ return SPARC_CMLL_CAPABLE?&cmll_t4_##keylen##_##mode:&camellia_##keylen##_##mode; } +#define BLOCK_CIPHER_generic(nid, keylen, blocksize, ivlen, nmode, mode, MODE, flags) \ + static const EVP_CIPHER cmll_t4_##keylen##_##mode = { \ + nid##_##keylen##_##nmode, blocksize, keylen / 8, ivlen, \ + flags | EVP_CIPH_##MODE##_MODE, \ + EVP_ORIG_GLOBAL, \ + cmll_t4_init_key, \ + cmll_t4_##mode##_cipher, \ + NULL, \ + sizeof(EVP_CAMELLIA_KEY), \ + NULL, NULL, NULL, NULL \ + }; \ + static const EVP_CIPHER camellia_##keylen##_##mode = { \ + nid##_##keylen##_##nmode, blocksize, \ + keylen / 8, ivlen, \ + flags | EVP_CIPH_##MODE##_MODE, \ + EVP_ORIG_GLOBAL, \ + camellia_init_key, \ + camellia_##mode##_cipher, \ + NULL, \ + sizeof(EVP_CAMELLIA_KEY), \ + NULL, NULL, NULL, NULL \ + }; \ + const EVP_CIPHER *EVP_camellia_##keylen##_##mode(void) \ + { \ + return SPARC_CMLL_CAPABLE ? &cmll_t4_##keylen##_##mode : &camellia_##keylen##_##mode; \ + } #else -# define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ -static const EVP_CIPHER camellia_##keylen##_##mode = { \ - nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ - flags|EVP_CIPH_##MODE##_MODE, \ - EVP_ORIG_GLOBAL, \ - camellia_init_key, \ - camellia_##mode##_cipher, \ - NULL, \ - sizeof(EVP_CAMELLIA_KEY), \ - NULL,NULL,NULL,NULL }; \ -const EVP_CIPHER *EVP_camellia_##keylen##_##mode(void) \ -{ return &camellia_##keylen##_##mode; } +#define BLOCK_CIPHER_generic(nid, keylen, blocksize, ivlen, nmode, mode, MODE, flags) \ + static const EVP_CIPHER camellia_##keylen##_##mode = { \ + nid##_##keylen##_##nmode, blocksize, keylen / 8, ivlen, \ + flags | EVP_CIPH_##MODE##_MODE, \ + EVP_ORIG_GLOBAL, \ + camellia_init_key, \ + camellia_##mode##_cipher, \ + NULL, \ + sizeof(EVP_CAMELLIA_KEY), \ + NULL, NULL, NULL, NULL \ + }; \ + const EVP_CIPHER *EVP_camellia_##keylen##_##mode(void) \ + { \ + return &camellia_##keylen##_##mode; \ + } #endif -#define BLOCK_CIPHER_generic_pack(nid,keylen,flags) \ - BLOCK_CIPHER_generic(nid,keylen,16,16,cbc,cbc,CBC,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ - BLOCK_CIPHER_generic(nid,keylen,16,0,ecb,ecb,ECB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ - BLOCK_CIPHER_generic(nid,keylen,1,16,ofb128,ofb,OFB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ - BLOCK_CIPHER_generic(nid,keylen,1,16,cfb128,cfb,CFB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ - BLOCK_CIPHER_generic(nid,keylen,1,16,cfb1,cfb1,CFB,flags) \ - BLOCK_CIPHER_generic(nid,keylen,1,16,cfb8,cfb8,CFB,flags) \ - BLOCK_CIPHER_generic(nid, keylen, 1, 16, ctr, ctr, CTR, flags) +#define BLOCK_CIPHER_generic_pack(nid, keylen, flags) \ + BLOCK_CIPHER_generic(nid, keylen, 16, 16, cbc, cbc, CBC, flags | EVP_CIPH_FLAG_DEFAULT_ASN1) \ + BLOCK_CIPHER_generic(nid, keylen, 16, 0, ecb, ecb, ECB, flags | EVP_CIPH_FLAG_DEFAULT_ASN1) \ + BLOCK_CIPHER_generic(nid, keylen, 1, 16, ofb128, ofb, OFB, flags | EVP_CIPH_FLAG_DEFAULT_ASN1) \ + BLOCK_CIPHER_generic(nid, keylen, 1, 16, cfb128, cfb, CFB, flags | EVP_CIPH_FLAG_DEFAULT_ASN1) \ + BLOCK_CIPHER_generic(nid, keylen, 1, 16, cfb1, cfb1, CFB, flags) \ + BLOCK_CIPHER_generic(nid, keylen, 1, 16, cfb8, cfb8, CFB, flags) \ + BLOCK_CIPHER_generic(nid, keylen, 1, 16, ctr, ctr, CTR, flags) /* The subkey for Camellia is generated. */ static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv, int enc) + const unsigned char *iv, int enc) { int ret, mode; EVP_CAMELLIA_KEY *dat = EVP_C_DATA(EVP_CAMELLIA_KEY, ctx); ret = Camellia_set_key(key, EVP_CIPHER_CTX_get_key_length(ctx) * 8, - &dat->ks); + &dat->ks); if (ret < 0) { ERR_raise(ERR_LIB_EVP, EVP_R_CAMELLIA_KEY_SETUP_FAILED); return 0; @@ -205,26 +209,24 @@ static int camellia_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, mode = EVP_CIPHER_CTX_get_mode(ctx); if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) && !enc) { - dat->block = (block128_f) Camellia_decrypt; - dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? - (cbc128_f) Camellia_cbc_encrypt : NULL; + dat->block = (block128_f)Camellia_decrypt; + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f)Camellia_cbc_encrypt : NULL; } else { - dat->block = (block128_f) Camellia_encrypt; - dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? - (cbc128_f) Camellia_cbc_encrypt : NULL; + dat->block = (block128_f)Camellia_encrypt; + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? (cbc128_f)Camellia_cbc_encrypt : NULL; } return 1; } static int camellia_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { EVP_CAMELLIA_KEY *dat = EVP_C_DATA(EVP_CAMELLIA_KEY, ctx); if (dat->stream.cbc) - (*dat->stream.cbc) (in, out, len, &dat->ks, ctx->iv, - EVP_CIPHER_CTX_is_encrypting(ctx)); + (*dat->stream.cbc)(in, out, len, &dat->ks, ctx->iv, + EVP_CIPHER_CTX_is_encrypting(ctx)); else if (EVP_CIPHER_CTX_is_encrypting(ctx)) CRYPTO_cbc128_encrypt(in, out, len, &dat->ks, ctx->iv, dat->block); else @@ -234,7 +236,7 @@ static int camellia_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } static int camellia_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { size_t bl = EVP_CIPHER_CTX_get_block_size(ctx); size_t i; @@ -244,13 +246,13 @@ static int camellia_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, return 1; for (i = 0, len -= bl; i <= len; i += bl) - (*dat->block) (in + i, out + i, &dat->ks); + (*dat->block)(in + i, out + i, &dat->ks); return 1; } static int camellia_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { EVP_CAMELLIA_KEY *dat = EVP_C_DATA(EVP_CAMELLIA_KEY, ctx); @@ -261,39 +263,39 @@ static int camellia_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } static int camellia_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { EVP_CAMELLIA_KEY *dat = EVP_C_DATA(EVP_CAMELLIA_KEY, ctx); int num = EVP_CIPHER_CTX_get_num(ctx); CRYPTO_cfb128_encrypt(in, out, len, &dat->ks, ctx->iv, &num, - EVP_CIPHER_CTX_is_encrypting(ctx), dat->block); + EVP_CIPHER_CTX_is_encrypting(ctx), dat->block); EVP_CIPHER_CTX_set_num(ctx, num); return 1; } static int camellia_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { EVP_CAMELLIA_KEY *dat = EVP_C_DATA(EVP_CAMELLIA_KEY, ctx); int num = EVP_CIPHER_CTX_get_num(ctx); CRYPTO_cfb128_8_encrypt(in, out, len, &dat->ks, ctx->iv, &num, - EVP_CIPHER_CTX_is_encrypting(ctx), dat->block); + EVP_CIPHER_CTX_is_encrypting(ctx), dat->block); EVP_CIPHER_CTX_set_num(ctx, num); return 1; } static int camellia_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { EVP_CAMELLIA_KEY *dat = EVP_C_DATA(EVP_CAMELLIA_KEY, ctx); if (EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS)) { int num = EVP_CIPHER_CTX_get_num(ctx); CRYPTO_cfb128_1_encrypt(in, out, len, &dat->ks, ctx->iv, &num, - EVP_CIPHER_CTX_is_encrypting(ctx), - dat->block); + EVP_CIPHER_CTX_is_encrypting(ctx), + dat->block); EVP_CIPHER_CTX_set_num(ctx, num); return 1; } @@ -301,20 +303,20 @@ static int camellia_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, while (len >= MAXBITCHUNK) { int num = EVP_CIPHER_CTX_get_num(ctx); CRYPTO_cfb128_1_encrypt(in, out, MAXBITCHUNK * 8, &dat->ks, - ctx->iv, &num, - EVP_CIPHER_CTX_is_encrypting(ctx), - dat->block); + ctx->iv, &num, + EVP_CIPHER_CTX_is_encrypting(ctx), + dat->block); EVP_CIPHER_CTX_set_num(ctx, num); len -= MAXBITCHUNK; out += MAXBITCHUNK; - in += MAXBITCHUNK; + in += MAXBITCHUNK; } if (len) { int num = EVP_CIPHER_CTX_get_num(ctx); CRYPTO_cfb128_1_encrypt(in, out, len * 8, &dat->ks, - ctx->iv, &num, - EVP_CIPHER_CTX_is_encrypting(ctx), - dat->block); + ctx->iv, &num, + EVP_CIPHER_CTX_is_encrypting(ctx), + dat->block); EVP_CIPHER_CTX_set_num(ctx, num); } @@ -322,7 +324,7 @@ static int camellia_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, } static int camellia_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) + const unsigned char *in, size_t len) { int snum = EVP_CIPHER_CTX_get_num(ctx); unsigned int num; @@ -333,17 +335,17 @@ static int camellia_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, num = snum; if (dat->stream.ctr) CRYPTO_ctr128_encrypt_ctr32(in, out, len, &dat->ks, ctx->iv, - EVP_CIPHER_CTX_buf_noconst(ctx), - &num, - dat->stream.ctr); + EVP_CIPHER_CTX_buf_noconst(ctx), + &num, + dat->stream.ctr); else CRYPTO_ctr128_encrypt(in, out, len, &dat->ks, ctx->iv, - EVP_CIPHER_CTX_buf_noconst(ctx), &num, - dat->block); + EVP_CIPHER_CTX_buf_noconst(ctx), &num, + dat->block); EVP_CIPHER_CTX_set_num(ctx, num); return 1; } BLOCK_CIPHER_generic_pack(NID_camellia, 128, 0) BLOCK_CIPHER_generic_pack(NID_camellia, 192, 0) - BLOCK_CIPHER_generic_pack(NID_camellia, 256, 0) + BLOCK_CIPHER_generic_pack(NID_camellia, 256, 0) |