diff options
Diffstat (limited to 'crypto/evp/e_camellia.c')
| -rw-r--r-- | crypto/evp/e_camellia.c | 565 |
1 files changed, 275 insertions, 290 deletions
diff --git a/crypto/evp/e_camellia.c b/crypto/evp/e_camellia.c index d6f4a586f6..f9c8401367 100644 --- a/crypto/evp/e_camellia.c +++ b/crypto/evp/e_camellia.c @@ -7,7 +7,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in @@ -55,355 +55,340 @@ #include <openssl/opensslconf.h> #ifndef OPENSSL_NO_CAMELLIA -#include <openssl/evp.h> -#include <openssl/err.h> -#include <string.h> -#include <assert.h> -#include <openssl/camellia.h> -#include "evp_locl.h" -#include "modes_lcl.h" +# include <openssl/evp.h> +# include <openssl/err.h> +# include <string.h> +# include <assert.h> +# include <openssl/camellia.h> +# include "evp_locl.h" +# include "modes_lcl.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 - { - CAMELLIA_KEY ks; - block128_f block; - union { - cbc128_f cbc; - ctr128_f ctr; - } stream; - } EVP_CAMELLIA_KEY; - -#define MAXBITCHUNK ((size_t)1<<(sizeof(size_t)*8-4)) +typedef struct { + CAMELLIA_KEY ks; + block128_f block; + union { + cbc128_f cbc; + ctr128_f ctr; + } stream; +} EVP_CAMELLIA_KEY; + +# 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__)) +# 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 "sparc_arch.h" +# include "sparc_arch.h" extern unsigned int OPENSSL_sparcv9cap_P[]; -#define SPARC_CMLL_CAPABLE (OPENSSL_sparcv9cap_P[1] & CFR_CAMELLIA) - -void cmll_t4_set_key (const unsigned char *key, int bits, - CAMELLIA_KEY *ks); -void cmll_t4_encrypt (const unsigned char *in, unsigned char *out, - const CAMELLIA_KEY *key); -void cmll_t4_decrypt (const unsigned char *in, unsigned char *out, - const CAMELLIA_KEY *key); - -void cmll128_t4_cbc_encrypt (const unsigned char *in, unsigned char *out, - size_t len, const CAMELLIA_KEY *key, - unsigned char *ivec); -void cmll128_t4_cbc_decrypt (const unsigned char *in, unsigned char *out, - size_t len, const CAMELLIA_KEY *key, - unsigned char *ivec); -void cmll256_t4_cbc_encrypt (const unsigned char *in, unsigned char *out, - size_t len, const CAMELLIA_KEY *key, - unsigned char *ivec); -void cmll256_t4_cbc_decrypt (const unsigned char *in, unsigned char *out, - size_t len, const CAMELLIA_KEY *key, - unsigned char *ivec); -void cmll128_t4_ctr32_encrypt (const unsigned char *in, unsigned char *out, - size_t blocks, const CAMELLIA_KEY *key, - unsigned char *ivec); -void cmll256_t4_ctr32_encrypt (const unsigned char *in, unsigned char *out, - size_t blocks, const CAMELLIA_KEY *key, - unsigned char *ivec); +# define SPARC_CMLL_CAPABLE (OPENSSL_sparcv9cap_P[1] & CFR_CAMELLIA) + +void cmll_t4_set_key(const unsigned char *key, int bits, CAMELLIA_KEY *ks); +void cmll_t4_encrypt(const unsigned char *in, unsigned char *out, + const CAMELLIA_KEY *key); +void cmll_t4_decrypt(const unsigned char *in, unsigned char *out, + const CAMELLIA_KEY *key); + +void cmll128_t4_cbc_encrypt(const unsigned char *in, unsigned char *out, + size_t len, const CAMELLIA_KEY *key, + unsigned char *ivec); +void cmll128_t4_cbc_decrypt(const unsigned char *in, unsigned char *out, + size_t len, const CAMELLIA_KEY *key, + unsigned char *ivec); +void cmll256_t4_cbc_encrypt(const unsigned char *in, unsigned char *out, + size_t len, const CAMELLIA_KEY *key, + unsigned char *ivec); +void cmll256_t4_cbc_decrypt(const unsigned char *in, unsigned char *out, + size_t len, const CAMELLIA_KEY *key, + unsigned char *ivec); +void cmll128_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const CAMELLIA_KEY *key, + unsigned char *ivec); +void cmll256_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out, + size_t blocks, const CAMELLIA_KEY *key, + unsigned char *ivec); static int cmll_t4_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv, int enc) - { - int ret, mode, bits; - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; - - mode = ctx->cipher->flags & EVP_CIPH_MODE; - bits = ctx->key_len*8; - - cmll_t4_set_key(key, bits, &dat->ks); - - if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) - && !enc) - { - ret = 0; - 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; - break; - case 192: - case 256: - 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; - switch (bits) { - case 128: - if (mode==EVP_CIPH_CBC_MODE) - 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; - 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; - else if (mode==EVP_CIPH_CTR_MODE) - dat->stream.ctr = (ctr128_f)cmll256_t4_ctr32_encrypt; - else - dat->stream.cbc = NULL; - break; - default: - ret = -1; - } - } - - if(ret < 0) - { - EVPerr(EVP_F_CMLL_T4_INIT_KEY,EVP_R_CAMELLIA_KEY_SETUP_FAILED); - return 0; - } - - return 1; - } - -#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); - -#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); - -#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); - -#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); - -#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); - -#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); - -#define cmll_t4_ctr_cipher camellia_ctr_cipher + const unsigned char *iv, int enc) +{ + int ret, mode, bits; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; + + mode = ctx->cipher->flags & EVP_CIPH_MODE; + bits = ctx->key_len * 8; + + cmll_t4_set_key(key, bits, &dat->ks); + + if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) + && !enc) { + ret = 0; + 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; + break; + case 192: + case 256: + 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; + switch (bits) { + case 128: + if (mode == EVP_CIPH_CBC_MODE) + 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; + 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; + else if (mode == EVP_CIPH_CTR_MODE) + dat->stream.ctr = (ctr128_f) cmll256_t4_ctr32_encrypt; + else + dat->stream.cbc = NULL; + break; + default: + ret = -1; + } + } + + if (ret < 0) { + EVPerr(EVP_F_CMLL_T4_INIT_KEY, EVP_R_CAMELLIA_KEY_SETUP_FAILED); + return 0; + } + + return 1; +} + +# 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); + +# 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); + +# 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); + +# 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); + +# 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); + +# 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); + +# 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) \ +# 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, \ - cmll_t4_init_key, \ - cmll_t4_##mode##_cipher, \ - NULL, \ - sizeof(EVP_CAMELLIA_KEY), \ - NULL,NULL,NULL,NULL }; \ + nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + 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, \ - camellia_init_key, \ - camellia_##mode##_cipher, \ - NULL, \ - sizeof(EVP_CAMELLIA_KEY), \ - NULL,NULL,NULL,NULL }; \ + nid##_##keylen##_##nmode,blocksize, \ + keylen/8,ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + 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 +# else -#define BLOCK_CIPHER_generic(nid,keylen,blocksize,ivlen,nmode,mode,MODE,flags) \ +# 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, \ - camellia_init_key, \ - camellia_##mode##_cipher, \ - NULL, \ - sizeof(EVP_CAMELLIA_KEY), \ - NULL,NULL,NULL,NULL }; \ + nid##_##keylen##_##nmode,blocksize,keylen/8,ivlen, \ + flags|EVP_CIPH_##MODE##_MODE, \ + 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) -#if 0 /* not yet, missing NID */ - BLOCK_CIPHER_generic(nid,keylen,1,16,ctr,ctr,CTR,flags) -#endif +# endif -/* The subkey for Camellia is generated. */ +# 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) +# if 0 /* not yet, missing NID */ +BLOCK_CIPHER_generic(nid, keylen, 1, 16, ctr, ctr, CTR, flags) +# endif +/* 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) - { - int ret, mode; - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; - - ret=Camellia_set_key(key, ctx->key_len * 8, &dat->ks); - if(ret < 0) - { - EVPerr(EVP_F_CAMELLIA_INIT_KEY,EVP_R_CAMELLIA_KEY_SETUP_FAILED); - return 0; - } - - mode = ctx->cipher->flags & EVP_CIPH_MODE; - 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; - } - else - { - 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 *iv, int enc) { - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; + int ret, mode; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; + + ret = Camellia_set_key(key, ctx->key_len * 8, &dat->ks); + if (ret < 0) { + EVPerr(EVP_F_CAMELLIA_INIT_KEY, EVP_R_CAMELLIA_KEY_SETUP_FAILED); + return 0; + } + + mode = ctx->cipher->flags & EVP_CIPH_MODE; + 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; + } else { + dat->block = (block128_f) Camellia_encrypt; + dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ? + (cbc128_f) Camellia_cbc_encrypt : NULL; + } + + return 1; +} - if (dat->stream.cbc) - (*dat->stream.cbc)(in,out,len,&dat->ks,ctx->iv,ctx->encrypt); - else if (ctx->encrypt) - CRYPTO_cbc128_encrypt(in,out,len,&dat->ks,ctx->iv,dat->block); - else - CRYPTO_cbc128_decrypt(in,out,len,&dat->ks,ctx->iv,dat->block); +static int camellia_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) +{ + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; + + if (dat->stream.cbc) + (*dat->stream.cbc) (in, out, len, &dat->ks, ctx->iv, ctx->encrypt); + else if (ctx->encrypt) + CRYPTO_cbc128_encrypt(in, out, len, &dat->ks, ctx->iv, dat->block); + else + CRYPTO_cbc128_decrypt(in, out, len, &dat->ks, ctx->iv, dat->block); - return 1; + return 1; } -static int camellia_ecb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out, - const unsigned char *in, size_t len) +static int camellia_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) { - size_t bl = ctx->cipher->block_size; - size_t i; - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; + size_t bl = ctx->cipher->block_size; + size_t i; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; - if (len<bl) return 1; + if (len < bl) + return 1; - for (i=0,len-=bl;i<=len;i+=bl) - (*dat->block)(in+i,out+i,&dat->ks); + for (i = 0, len -= bl; i <= len; i += bl) + (*dat->block) (in + i, out + i, &dat->ks); - return 1; + return 1; } -static int camellia_ofb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out, - const unsigned char *in,size_t len) +static int camellia_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) { - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; - CRYPTO_ofb128_encrypt(in,out,len,&dat->ks, - ctx->iv,&ctx->num,dat->block); - return 1; + CRYPTO_ofb128_encrypt(in, out, len, &dat->ks, + ctx->iv, &ctx->num, dat->block); + return 1; } -static int camellia_cfb_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out, - const unsigned char *in,size_t len) +static int camellia_cfb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) { - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; - CRYPTO_cfb128_encrypt(in,out,len,&dat->ks, - ctx->iv,&ctx->num,ctx->encrypt,dat->block); - return 1; + CRYPTO_cfb128_encrypt(in, out, len, &dat->ks, + ctx->iv, &ctx->num, ctx->encrypt, dat->block); + return 1; } -static int camellia_cfb8_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out, - const unsigned char *in,size_t len) +static int camellia_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) { - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; - CRYPTO_cfb128_8_encrypt(in,out,len,&dat->ks, - ctx->iv,&ctx->num,ctx->encrypt,dat->block); - return 1; + CRYPTO_cfb128_8_encrypt(in, out, len, &dat->ks, + ctx->iv, &ctx->num, ctx->encrypt, dat->block); + return 1; } -static int camellia_cfb1_cipher(EVP_CIPHER_CTX *ctx,unsigned char *out, - const unsigned char *in,size_t len) +static int camellia_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) { - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; - - if (ctx->flags&EVP_CIPH_FLAG_LENGTH_BITS) { - CRYPTO_cfb128_1_encrypt(in,out,len,&dat->ks, - ctx->iv,&ctx->num,ctx->encrypt,dat->block); - return 1; - } - - while (len>=MAXBITCHUNK) { - CRYPTO_cfb128_1_encrypt(in,out,MAXBITCHUNK*8,&dat->ks, - ctx->iv,&ctx->num,ctx->encrypt,dat->block); - len-=MAXBITCHUNK; - } - if (len) - CRYPTO_cfb128_1_encrypt(in,out,len*8,&dat->ks, - ctx->iv,&ctx->num,ctx->encrypt,dat->block); - - return 1; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; + + if (ctx->flags & EVP_CIPH_FLAG_LENGTH_BITS) { + CRYPTO_cfb128_1_encrypt(in, out, len, &dat->ks, + ctx->iv, &ctx->num, ctx->encrypt, dat->block); + return 1; + } + + while (len >= MAXBITCHUNK) { + CRYPTO_cfb128_1_encrypt(in, out, MAXBITCHUNK * 8, &dat->ks, + ctx->iv, &ctx->num, ctx->encrypt, dat->block); + len -= MAXBITCHUNK; + } + if (len) + CRYPTO_cfb128_1_encrypt(in, out, len * 8, &dat->ks, + ctx->iv, &ctx->num, ctx->encrypt, dat->block); + + return 1; } -#if 0 /* not yet, missing NID */ -static int camellia_ctr_cipher (EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t len) +# if 0 /* not yet, missing NID */ +static int camellia_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, + const unsigned char *in, size_t len) { - unsigned int num = ctx->num; - EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *)ctx->cipher_data; - - if (dat->stream.ctr) - CRYPTO_ctr128_encrypt_ctr32(in,out,len,&dat->ks, - ctx->iv,ctx->buf,&num,dat->stream.ctr); - else - CRYPTO_ctr128_encrypt(in,out,len,&dat->ks, - ctx->iv,ctx->buf,&num,dat->block); - ctx->num = (size_t)num; - return 1; + unsigned int num = ctx->num; + EVP_CAMELLIA_KEY *dat = (EVP_CAMELLIA_KEY *) ctx->cipher_data; + + if (dat->stream.ctr) + CRYPTO_ctr128_encrypt_ctr32(in, out, len, &dat->ks, + ctx->iv, ctx->buf, &num, dat->stream.ctr); + else + CRYPTO_ctr128_encrypt(in, out, len, &dat->ks, + ctx->iv, ctx->buf, &num, dat->block); + ctx->num = (size_t)num; + return 1; } -#endif - -BLOCK_CIPHER_generic_pack(NID_camellia,128,0) -BLOCK_CIPHER_generic_pack(NID_camellia,192,0) -BLOCK_CIPHER_generic_pack(NID_camellia,256,0) +# endif +BLOCK_CIPHER_generic_pack(NID_camellia, 128, 0) + BLOCK_CIPHER_generic_pack(NID_camellia, 192, 0) + BLOCK_CIPHER_generic_pack(NID_camellia, 256, 0) #else # ifdef PEDANTIC -static void *dummy=&dummy; +static void *dummy = &dummy; # endif #endif |