#include <config.h>
#define HC_DEPRECATED
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <evp.h>
#include <evp-hcrypto.h>
#include <krb5-types.h>
#include <des.h>
#include "camellia.h"
#include <aes.h>
#include <rc2.h>
#include <rc4.h>
#include <sha.h>
#include <md2.h>
#include <md4.h>
#include <md5.h>
static int
aes_init(EVP_CIPHER_CTX *ctx,
const unsigned char * key,
const unsigned char * iv,
int encp)
{
AES_KEY *k = ctx->cipher_data;
if (ctx->encrypt)
AES_set_encrypt_key(key, ctx->cipher->key_len * 8, k);
else
AES_set_decrypt_key(key, ctx->cipher->key_len * 8, k);
return 1;
}
static int
aes_do_cipher(EVP_CIPHER_CTX *ctx,
unsigned char *out,
const unsigned char *in,
unsigned int size)
{
AES_KEY *k = ctx->cipher_data;
if (ctx->flags & EVP_CIPH_CFB8_MODE)
AES_cfb8_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
else
AES_cbc_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
return 1;
}
const EVP_CIPHER *
EVP_hcrypto_aes_128_cbc(void)
{
static const EVP_CIPHER aes_128_cbc = {
0,
16,
16,
16,
EVP_CIPH_CBC_MODE,
aes_init,
aes_do_cipher,
NULL,
sizeof(AES_KEY),
NULL,
NULL,
NULL,
NULL
};
return &aes_128_cbc;
}
const EVP_CIPHER *
EVP_hcrypto_aes_192_cbc(void)
{
static const EVP_CIPHER aes_192_cbc = {
0,
16,
24,
16,
EVP_CIPH_CBC_MODE,
aes_init,
aes_do_cipher,
NULL,
sizeof(AES_KEY),
NULL,
NULL,
NULL,
NULL
};
return &aes_192_cbc;
}
const EVP_CIPHER *
EVP_hcrypto_aes_256_cbc(void)
{
static const EVP_CIPHER aes_256_cbc = {
0,
16,
32,
16,
EVP_CIPH_CBC_MODE,
aes_init,
aes_do_cipher,
NULL,
sizeof(AES_KEY),
NULL,
NULL,
NULL,
NULL
};
return &aes_256_cbc;
}
const EVP_CIPHER *
EVP_hcrypto_aes_128_cfb8(void)
{
static const EVP_CIPHER aes_128_cfb8 = {
0,
1,
16,
16,
EVP_CIPH_CFB8_MODE,
aes_init,
aes_do_cipher,
NULL,
sizeof(AES_KEY),
NULL,
NULL,
NULL,
NULL
};
return &aes_128_cfb8;
}
const EVP_CIPHER *
EVP_hcrypto_aes_192_cfb8(void)
{
static const EVP_CIPHER aes_192_cfb8 = {
0,
1,
24,
16,
EVP_CIPH_CFB8_MODE,
aes_init,
aes_do_cipher,
NULL,
sizeof(AES_KEY),
NULL,
NULL,
NULL,
NULL
};
return &aes_192_cfb8;
}
const EVP_CIPHER *
EVP_hcrypto_aes_256_cfb8(void)
{
static const EVP_CIPHER aes_256_cfb8 = {
0,
1,
32,
16,
EVP_CIPH_CFB8_MODE,
aes_init,
aes_do_cipher,
NULL,
sizeof(AES_KEY),
NULL,
NULL,
NULL,
NULL
};
return &aes_256_cfb8;
}
const EVP_MD *
EVP_hcrypto_sha256(void)
{
static const struct hc_evp_md sha256 = {
32,
64,
sizeof(SHA256_CTX),
(hc_evp_md_init)SHA256_Init,
(hc_evp_md_update)SHA256_Update,
(hc_evp_md_final)SHA256_Final,
NULL
};
return &sha256;
}
const EVP_MD *
EVP_hcrypto_sha384(void)
{
static const struct hc_evp_md sha384 = {
48,
128,
sizeof(SHA384_CTX),
(hc_evp_md_init)SHA384_Init,
(hc_evp_md_update)SHA384_Update,
(hc_evp_md_final)SHA384_Final,
NULL
};
return &sha384;
}
const EVP_MD *
EVP_hcrypto_sha512(void)
{
static const struct hc_evp_md sha512 = {
64,
128,
sizeof(SHA512_CTX),
(hc_evp_md_init)SHA512_Init,
(hc_evp_md_update)SHA512_Update,
(hc_evp_md_final)SHA512_Final,
NULL
};
return &sha512;
}
const EVP_MD *
EVP_hcrypto_sha1(void)
{
static const struct hc_evp_md sha1 = {
20,
64,
sizeof(SHA_CTX),
(hc_evp_md_init)SHA1_Init,
(hc_evp_md_update)SHA1_Update,
(hc_evp_md_final)SHA1_Final,
NULL
};
return &sha1;
}
const EVP_MD *
EVP_hcrypto_md5(void)
{
static const struct hc_evp_md md5 = {
16,
64,
sizeof(MD5_CTX),
(hc_evp_md_init)MD5_Init,
(hc_evp_md_update)MD5_Update,
(hc_evp_md_final)MD5_Final,
NULL
};
return &md5;
}
const EVP_MD *
EVP_hcrypto_md4(void)
{
static const struct hc_evp_md md4 = {
16,
64,
sizeof(MD4_CTX),
(hc_evp_md_init)MD4_Init,
(hc_evp_md_update)MD4_Update,
(hc_evp_md_final)MD4_Final,
NULL
};
return &md4;
}
const EVP_MD *
EVP_hcrypto_md2(void)
{
static const struct hc_evp_md md2 = {
16,
16,
sizeof(MD2_CTX),
(hc_evp_md_init)MD2_Init,
(hc_evp_md_update)MD2_Update,
(hc_evp_md_final)MD2_Final,
NULL
};
return &md2;
}
static int
des_cbc_init(EVP_CIPHER_CTX *ctx,
const unsigned char * key,
const unsigned char * iv,
int encp)
{
DES_key_schedule *k = ctx->cipher_data;
DES_cblock deskey;
memcpy(&deskey, key, sizeof(deskey));
DES_set_key_unchecked(&deskey, k);
return 1;
}
static int
des_cbc_do_cipher(EVP_CIPHER_CTX *ctx,
unsigned char *out,
const unsigned char *in,
unsigned int size)
{
DES_key_schedule *k = ctx->cipher_data;
DES_cbc_encrypt(in, out, size,
k, (DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
const EVP_CIPHER *
EVP_hcrypto_des_cbc(void)
{
static const EVP_CIPHER des_cbc = {
0,
8,
8,
8,
EVP_CIPH_CBC_MODE,
des_cbc_init,
des_cbc_do_cipher,
NULL,
sizeof(DES_key_schedule),
NULL,
NULL,
NULL,
NULL
};
return &des_cbc;
}
struct des_ede3_cbc {
DES_key_schedule ks[3];
};
static int
des_ede3_cbc_init(EVP_CIPHER_CTX *ctx,
const unsigned char * key,
const unsigned char * iv,
int encp)
{
struct des_ede3_cbc *k = ctx->cipher_data;
DES_cblock deskey;
memcpy(&deskey, key, sizeof(deskey));
DES_set_odd_parity(&deskey);
DES_set_key_unchecked(&deskey, &k->ks[0]);
memcpy(&deskey, key + 8, sizeof(deskey));
DES_set_odd_parity(&deskey);
DES_set_key_unchecked(&deskey, &k->ks[1]);
memcpy(&deskey, key + 16, sizeof(deskey));
DES_set_odd_parity(&deskey);
DES_set_key_unchecked(&deskey, &k->ks[2]);
return 1;
}
static int
des_ede3_cbc_do_cipher(EVP_CIPHER_CTX *ctx,
unsigned char *out,
const unsigned char *in,
unsigned int size)
{
struct des_ede3_cbc *k = ctx->cipher_data;
DES_ede3_cbc_encrypt(in, out, size,
&k->ks[0], &k->ks[1], &k->ks[2],
(DES_cblock *)ctx->iv, ctx->encrypt);
return 1;
}
const EVP_CIPHER *
EVP_hcrypto_des_ede3_cbc(void)
{
static const EVP_CIPHER des_ede3_cbc = {
0,
8,
24,
8,
EVP_CIPH_CBC_MODE,
des_ede3_cbc_init,
des_ede3_cbc_do_cipher,
NULL,
sizeof(struct des_ede3_cbc),
NULL,
NULL,
NULL,
NULL
};
return &des_ede3_cbc;
}
struct rc2_cbc {
unsigned int maximum_effective_key;
RC2_KEY key;
};
static int
rc2_init(EVP_CIPHER_CTX *ctx,
const unsigned char * key,
const unsigned char * iv,
int encp)
{
struct rc2_cbc *k = ctx->cipher_data;
k->maximum_effective_key = EVP_CIPHER_CTX_key_length(ctx) * 8;
RC2_set_key(&k->key,
EVP_CIPHER_CTX_key_length(ctx),
key,
k->maximum_effective_key);
return 1;
}
static int
rc2_do_cipher(EVP_CIPHER_CTX *ctx,
unsigned char *out,
const unsigned char *in,
unsigned int size)
{
struct rc2_cbc *k = ctx->cipher_data;
RC2_cbc_encrypt(in, out, size, &k->key, ctx->iv, ctx->encrypt);
return 1;
}
const EVP_CIPHER *
EVP_hcrypto_rc2_cbc(void)
{
static const EVP_CIPHER rc2_cbc = {
0,
RC2_BLOCK_SIZE,
RC2_KEY_LENGTH,
RC2_BLOCK_SIZE,
EVP_CIPH_CBC_MODE|EVP_CIPH_VARIABLE_LENGTH,
rc2_init,
rc2_do_cipher,
NULL,
sizeof(struct rc2_cbc),
NULL,
NULL,
NULL,
NULL
};
return &rc2_cbc;
}
const EVP_CIPHER *
EVP_hcrypto_rc2_40_cbc(void)
{
static const EVP_CIPHER rc2_40_cbc = {
0,
RC2_BLOCK_SIZE,
5,
RC2_BLOCK_SIZE,
EVP_CIPH_CBC_MODE,
rc2_init,
rc2_do_cipher,
NULL,
sizeof(struct rc2_cbc),
NULL,
NULL,
NULL,
NULL
};
return &rc2_40_cbc;
}
const EVP_CIPHER *
EVP_hcrypto_rc2_64_cbc(void)
{
static const EVP_CIPHER rc2_64_cbc = {
0,
RC2_BLOCK_SIZE,
8,
RC2_BLOCK_SIZE,
EVP_CIPH_CBC_MODE,
rc2_init,
rc2_do_cipher,
NULL,
sizeof(struct rc2_cbc),
NULL,
NULL,
NULL,
NULL
};
return &rc2_64_cbc;
}
static int
camellia_init(EVP_CIPHER_CTX *ctx,
const unsigned char * key,
const unsigned char * iv,
int encp)
{
CAMELLIA_KEY *k = ctx->cipher_data;
k->bits = ctx->cipher->key_len * 8;
CAMELLIA_set_key(key, ctx->cipher->key_len * 8, k);
return 1;
}
static int
camellia_do_cipher(EVP_CIPHER_CTX *ctx,
unsigned char *out,
const unsigned char *in,
unsigned int size)
{
CAMELLIA_KEY *k = ctx->cipher_data;
CAMELLIA_cbc_encrypt(in, out, size, k, ctx->iv, ctx->encrypt);
return 1;
}
const EVP_CIPHER *
EVP_hcrypto_camellia_128_cbc(void)
{
static const EVP_CIPHER cipher = {
0,
16,
16,
16,
EVP_CIPH_CBC_MODE,
camellia_init,
camellia_do_cipher,
NULL,
sizeof(CAMELLIA_KEY),
NULL,
NULL,
NULL,
NULL
};
return &cipher;
}
const EVP_CIPHER *
EVP_hcrypto_camellia_192_cbc(void)
{
static const EVP_CIPHER cipher = {
0,
16,
24,
16,
EVP_CIPH_CBC_MODE,
camellia_init,
camellia_do_cipher,
NULL,
sizeof(CAMELLIA_KEY),
NULL,
NULL,
NULL,
NULL
};
return &cipher;
}
const EVP_CIPHER *
EVP_hcrypto_camellia_256_cbc(void)
{
static const EVP_CIPHER cipher = {
0,
16,
32,
16,
EVP_CIPH_CBC_MODE,
camellia_init,
camellia_do_cipher,
NULL,
sizeof(CAMELLIA_KEY),
NULL,
NULL,
NULL,
NULL
};
return &cipher;
}
static int
rc4_init(EVP_CIPHER_CTX *ctx,
const unsigned char *key,
const unsigned char *iv,
int enc)
{
RC4_KEY *k = ctx->cipher_data;
RC4_set_key(k, ctx->key_len, key);
return 1;
}
static int
rc4_do_cipher(EVP_CIPHER_CTX *ctx,
unsigned char *out,
const unsigned char *in,
unsigned int size)
{
RC4_KEY *k = ctx->cipher_data;
RC4(k, size, in, out);
return 1;
}
const EVP_CIPHER *
EVP_hcrypto_rc4(void)
{
static const EVP_CIPHER rc4 = {
0,
1,
16,
0,
EVP_CIPH_STREAM_CIPHER|EVP_CIPH_VARIABLE_LENGTH,
rc4_init,
rc4_do_cipher,
NULL,
sizeof(RC4_KEY),
NULL,
NULL,
NULL,
NULL
};
return &rc4;
}
const EVP_CIPHER *
EVP_hcrypto_rc4_40(void)
{
static const EVP_CIPHER rc4_40 = {
0,
1,
5,
0,
EVP_CIPH_STREAM_CIPHER|EVP_CIPH_VARIABLE_LENGTH,
rc4_init,
rc4_do_cipher,
NULL,
sizeof(RC4_KEY),
NULL,
NULL,
NULL,
NULL
};
return &rc4_40;
}