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authormarha <marha@users.sourceforge.net>2015-02-22 14:43:31 +0100
committermarha <marha@users.sourceforge.net>2015-02-22 14:43:31 +0100
commitc9aad1ae6227c434d480d1d3aa8eae3c3c910c18 (patch)
tree94b917df998c3d547e191b3b9c58bbffc616470e /openssl/crypto/evp/e_camellia.c
parentf1c2db43dcf35d2cf4715390bd2391c28e42a8c2 (diff)
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Upgraded to openssl-1.0.2
Diffstat (limited to 'openssl/crypto/evp/e_camellia.c')
-rw-r--r--openssl/crypto/evp/e_camellia.c379
1 files changed, 321 insertions, 58 deletions
diff --git a/openssl/crypto/evp/e_camellia.c b/openssl/crypto/evp/e_camellia.c
index a7b40d1c6..f9c840136 100644
--- a/openssl/crypto/evp/e_camellia.c
+++ b/openssl/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
@@ -55,77 +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 <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;
- } EVP_CAMELLIA_KEY;
+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)
-
-IMPLEMENT_BLOCK_CIPHER(camellia_128, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_128, 16, 16, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
-IMPLEMENT_BLOCK_CIPHER(camellia_192, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_192, 16, 24, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
-IMPLEMENT_BLOCK_CIPHER(camellia_256, ks, Camellia, EVP_CAMELLIA_KEY,
- NID_camellia_256, 16, 32, 16, 128,
- 0, camellia_init_key, NULL,
- EVP_CIPHER_set_asn1_iv,
- EVP_CIPHER_get_asn1_iv,
- NULL)
-
-#define IMPLEMENT_CAMELLIA_CFBR(ksize,cbits) IMPLEMENT_CFBR(camellia,Camellia,EVP_CAMELLIA_KEY,ks,ksize,cbits,16)
-
-IMPLEMENT_CAMELLIA_CFBR(128,1)
-IMPLEMENT_CAMELLIA_CFBR(192,1)
-IMPLEMENT_CAMELLIA_CFBR(256,1)
-
-IMPLEMENT_CAMELLIA_CFBR(128,8)
-IMPLEMENT_CAMELLIA_CFBR(192,8)
-IMPLEMENT_CAMELLIA_CFBR(256,8)
-
-
-
-/* The subkey for Camellia is generated. */
+# 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 "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);
+
+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
+static int cmll_t4_ctr_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ 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, \
+ 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 }; \
+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, \
+ 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
+/* 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;
+ 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)
+{
+ 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;
+}
+
+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;
+
+ if (len < bl)
+ return 1;
+
+ for (i = 0, len -= bl; i <= len; i += bl)
+ (*dat->block) (in + i, out + i, &dat->ks);
- ret=Camellia_set_key(key, ctx->key_len * 8, ctx->cipher_data);
+ return 1;
+}
- if(ret < 0)
- {
- EVPerr(EVP_F_CAMELLIA_INIT_KEY,EVP_R_CAMELLIA_KEY_SETUP_FAILED);
- return 0;
- }
+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;
- 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)
+{
+ 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;
+}
+
+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;
+
+ 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)
+{
+ 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)
+{
+ 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)
#else
# ifdef PEDANTIC
-static void *dummy=&dummy;
+static void *dummy = &dummy;
# endif
#endif