diff options
Diffstat (limited to 'libssh/src/libgcrypt.c')
| -rw-r--r-- | libssh/src/libgcrypt.c | 127 |
1 files changed, 101 insertions, 26 deletions
diff --git a/libssh/src/libgcrypt.c b/libssh/src/libgcrypt.c index 899bccdf..24d4a3c5 100644 --- a/libssh/src/libgcrypt.c +++ b/libssh/src/libgcrypt.c @@ -45,6 +45,9 @@ static int alloc_key(struct ssh_cipher_struct *cipher) { return 0; } +void ssh_reseed(void){ + } + SHACTX sha1_init(void) { SHACTX ctx = NULL; gcry_md_open(&ctx, GCRY_MD_SHA1, 0); @@ -66,10 +69,69 @@ void sha1(unsigned char *digest, int len, unsigned char *hash) { gcry_md_hash_buffer(GCRY_MD_SHA1, hash, digest, len); } +SHA256CTX sha256_init(void) { + SHA256CTX ctx = NULL; + gcry_md_open(&ctx, GCRY_MD_SHA256, 0); + + return ctx; +} + +void sha256_update(SHACTX c, const void *data, unsigned long len) { + gcry_md_write(c, data, len); +} + +void sha256_final(unsigned char *md, SHACTX c) { + gcry_md_final(c); + memcpy(md, gcry_md_read(c, 0), SHA256_DIGEST_LEN); + gcry_md_close(c); +} + void sha256(unsigned char *digest, int len, unsigned char *hash){ gcry_md_hash_buffer(GCRY_MD_SHA256, hash, digest, len); } +SHA384CTX sha384_init(void) { + SHA384CTX ctx = NULL; + gcry_md_open(&ctx, GCRY_MD_SHA384, 0); + + return ctx; +} + +void sha384_update(SHACTX c, const void *data, unsigned long len) { + gcry_md_write(c, data, len); +} + +void sha384_final(unsigned char *md, SHACTX c) { + gcry_md_final(c); + memcpy(md, gcry_md_read(c, 0), SHA384_DIGEST_LEN); + gcry_md_close(c); +} + +void sha384(unsigned char *digest, int len, unsigned char *hash) { + gcry_md_hash_buffer(GCRY_MD_SHA384, hash, digest, len); +} + +SHA512CTX sha512_init(void) { + SHA512CTX ctx = NULL; + gcry_md_open(&ctx, GCRY_MD_SHA512, 0); + + return ctx; +} + +void sha512_update(SHACTX c, const void *data, unsigned long len) { + gcry_md_write(c, data, len); +} + +void sha512_final(unsigned char *md, SHACTX c) { + gcry_md_final(c); + memcpy(md, gcry_md_read(c, 0), SHA512_DIGEST_LEN); + gcry_md_close(c); +} + +void sha512(unsigned char *digest, int len, unsigned char *hash) { + gcry_md_hash_buffer(GCRY_MD_SHA512, hash, digest, len); +} + MD5CTX md5_init(void) { MD5CTX c = NULL; gcry_md_open(&c, GCRY_MD_MD5, 0); @@ -88,7 +150,11 @@ void md5_final(unsigned char *md, MD5CTX c) { } ssh_mac_ctx ssh_mac_ctx_init(enum ssh_mac_e type){ - ssh_mac_ctx ctx=malloc(sizeof(struct ssh_mac_ctx_struct)); + ssh_mac_ctx ctx = malloc(sizeof(struct ssh_mac_ctx_struct)); + if (ctx == NULL) { + return NULL; + } + ctx->mac_type=type; switch(type){ case SSH_MAC_SHA1: @@ -121,13 +187,13 @@ void ssh_mac_final(unsigned char *md, ssh_mac_ctx ctx) { len=SHA_DIGEST_LEN; break; case SSH_MAC_SHA256: - len=SHA256_DIGEST_LENGTH; + len=SHA256_DIGEST_LEN; break; case SSH_MAC_SHA384: - len=SHA384_DIGEST_LENGTH; + len=SHA384_DIGEST_LEN; break; case SSH_MAC_SHA512: - len=SHA512_DIGEST_LENGTH; + len=SHA512_DIGEST_LEN; break; } gcry_md_final(ctx->ctx); @@ -143,6 +209,15 @@ HMACCTX hmac_init(const void *key, int len, enum ssh_hmac_e type) { case SSH_HMAC_SHA1: gcry_md_open(&c, GCRY_MD_SHA1, GCRY_MD_FLAG_HMAC); break; + case SSH_HMAC_SHA256: + gcry_md_open(&c, GCRY_MD_SHA256, GCRY_MD_FLAG_HMAC); + break; + case SSH_HMAC_SHA384: + gcry_md_open(&c, GCRY_MD_SHA384, GCRY_MD_FLAG_HMAC); + break; + case SSH_HMAC_SHA512: + gcry_md_open(&c, GCRY_MD_SHA512, GCRY_MD_FLAG_HMAC); + break; case SSH_HMAC_MD5: gcry_md_open(&c, GCRY_MD_MD5, GCRY_MD_FLAG_HMAC); break; @@ -403,8 +478,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 128, .set_encrypt_key = blowfish_set_key, .set_decrypt_key = blowfish_set_key, - .cbc_encrypt = blowfish_encrypt, - .cbc_decrypt = blowfish_decrypt + .encrypt = blowfish_encrypt, + .decrypt = blowfish_decrypt }, { .name = "aes128-ctr", @@ -414,8 +489,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 128, .set_encrypt_key = aes_set_key, .set_decrypt_key = aes_set_key, - .cbc_encrypt = aes_encrypt, - .cbc_decrypt = aes_encrypt + .encrypt = aes_encrypt, + .decrypt = aes_encrypt }, { .name = "aes192-ctr", @@ -425,8 +500,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 192, .set_encrypt_key = aes_set_key, .set_decrypt_key = aes_set_key, - .cbc_encrypt = aes_encrypt, - .cbc_decrypt = aes_encrypt + .encrypt = aes_encrypt, + .decrypt = aes_encrypt }, { .name = "aes256-ctr", @@ -436,8 +511,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 256, .set_encrypt_key = aes_set_key, .set_decrypt_key = aes_set_key, - .cbc_encrypt = aes_encrypt, - .cbc_decrypt = aes_encrypt + .encrypt = aes_encrypt, + .decrypt = aes_encrypt }, { .name = "aes128-cbc", @@ -447,8 +522,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 128, .set_encrypt_key = aes_set_key, .set_decrypt_key = aes_set_key, - .cbc_encrypt = aes_encrypt, - .cbc_decrypt = aes_decrypt + .encrypt = aes_encrypt, + .decrypt = aes_decrypt }, { .name = "aes192-cbc", @@ -458,8 +533,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 192, .set_encrypt_key = aes_set_key, .set_decrypt_key = aes_set_key, - .cbc_encrypt = aes_encrypt, - .cbc_decrypt = aes_decrypt + .encrypt = aes_encrypt, + .decrypt = aes_decrypt }, { .name = "aes256-cbc", @@ -469,8 +544,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 256, .set_encrypt_key = aes_set_key, .set_decrypt_key = aes_set_key, - .cbc_encrypt = aes_encrypt, - .cbc_decrypt = aes_decrypt + .encrypt = aes_encrypt, + .decrypt = aes_decrypt }, { .name = "3des-cbc", @@ -480,8 +555,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 192, .set_encrypt_key = des3_set_key, .set_decrypt_key = des3_set_key, - .cbc_encrypt = des3_encrypt, - .cbc_decrypt = des3_decrypt + .encrypt = des3_encrypt, + .decrypt = des3_decrypt }, { .name = "3des-cbc-ssh1", @@ -491,8 +566,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 192, .set_encrypt_key = des3_1_set_key, .set_decrypt_key = des3_1_set_key, - .cbc_encrypt = des3_1_encrypt, - .cbc_decrypt = des3_1_decrypt + .encrypt = des3_1_encrypt, + .decrypt = des3_1_decrypt }, { .name = "des-cbc-ssh1", @@ -502,8 +577,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 64, .set_encrypt_key = des1_set_key, .set_decrypt_key = des1_set_key, - .cbc_encrypt = des1_1_encrypt, - .cbc_decrypt = des1_1_decrypt + .encrypt = des1_1_encrypt, + .decrypt = des1_1_decrypt }, { .name = NULL, @@ -513,8 +588,8 @@ static struct ssh_cipher_struct ssh_ciphertab[] = { .keysize = 0, .set_encrypt_key = NULL, .set_decrypt_key = NULL, - .cbc_encrypt = NULL, - .cbc_decrypt = NULL + .encrypt = NULL, + .decrypt = NULL } }; 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