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crypto: Add const modifiers to input parameters.

This commit is contained in:
Mike Gilbert 2011-11-30 17:29:40 -05:00
parent c8c3fea163
commit c8934ef028
2 changed files with 22 additions and 22 deletions
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22
libfreerdp-core/crypto.c
View File

@ -26,7 +26,7 @@ CryptoSha1 crypto_sha1_init(void)
return sha1;
}
void crypto_sha1_update(CryptoSha1 sha1, uint8* data, uint32 length)
void crypto_sha1_update(CryptoSha1 sha1, const uint8* data, uint32 length)
{
SHA1_Update(&sha1->sha_ctx, data, length);
}
@ -44,7 +44,7 @@ CryptoMd5 crypto_md5_init(void)
return md5;
}
void crypto_md5_update(CryptoMd5 md5, uint8* data, uint32 length)
void crypto_md5_update(CryptoMd5 md5, const uint8* data, uint32 length)
{
MD5_Update(&md5->md5_ctx, data, length);
}
@ -55,14 +55,14 @@ void crypto_md5_final(CryptoMd5 md5, uint8* out_data)
xfree(md5);
}
CryptoRc4 crypto_rc4_init(uint8* key, uint32 length)
CryptoRc4 crypto_rc4_init(const uint8* key, uint32 length)
{
CryptoRc4 rc4 = xmalloc(sizeof(*rc4));
RC4_set_key(&rc4->rc4_key, length, key);
return rc4;
}
void crypto_rc4(CryptoRc4 rc4, uint32 length, uint8* in_data, uint8* out_data)
void crypto_rc4(CryptoRc4 rc4, uint32 length, const uint8* in_data, uint8* out_data)
{
RC4(&rc4->rc4_key, length, in_data, out_data);
}
@ -72,7 +72,7 @@ void crypto_rc4_free(CryptoRc4 rc4)
xfree(rc4);
}
CryptoDes3 crypto_des3_encrypt_init(uint8* key, uint8* ivec)
CryptoDes3 crypto_des3_encrypt_init(const uint8* key, const uint8* ivec)
{
CryptoDes3 des3 = xmalloc(sizeof(*des3));
EVP_CIPHER_CTX_init(&des3->des3_ctx);
@ -81,7 +81,7 @@ CryptoDes3 crypto_des3_encrypt_init(uint8* key, uint8* ivec)
return des3;
}
CryptoDes3 crypto_des3_decrypt_init(uint8* key, uint8* ivec)
CryptoDes3 crypto_des3_decrypt_init(const uint8* key, const uint8* ivec)
{
CryptoDes3 des3 = xmalloc(sizeof(*des3));
EVP_CIPHER_CTX_init(&des3->des3_ctx);
@ -90,13 +90,13 @@ CryptoDes3 crypto_des3_decrypt_init(uint8* key, uint8* ivec)
return des3;
}
void crypto_des3_encrypt(CryptoDes3 des3, uint32 length, uint8* in_data, uint8* out_data)
void crypto_des3_encrypt(CryptoDes3 des3, uint32 length, const uint8* in_data, uint8* out_data)
{
int len;
EVP_EncryptUpdate(&des3->des3_ctx, out_data, &len, in_data, length);
}
void crypto_des3_decrypt(CryptoDes3 des3, uint32 length, uint8* in_data, uint8* out_data)
void crypto_des3_decrypt(CryptoDes3 des3, uint32 length, const uint8* in_data, uint8* out_data)
{
int len;
EVP_DecryptUpdate(&des3->des3_ctx, out_data, &len, in_data, length);
@ -117,12 +117,12 @@ CryptoHmac crypto_hmac_new(void)
return hmac;
}
void crypto_hmac_sha1_init(CryptoHmac hmac, uint8* data, uint32 length)
void crypto_hmac_sha1_init(CryptoHmac hmac, const uint8* data, uint32 length)
{
HMAC_Init_ex(&hmac->hmac_ctx, data, length, EVP_sha1(), NULL);
}
void crypto_hmac_update(CryptoHmac hmac, uint8* data, uint32 length)
void crypto_hmac_update(CryptoHmac hmac, const uint8* data, uint32 length)
{
HMAC_Update(&hmac->hmac_ctx, data, length);
}
@ -193,7 +193,7 @@ exit:
return status;
}
void crypto_rsa_encrypt(uint8* input, int length, uint32 key_length, uint8* modulus, uint8* exponent, uint8* output)
void crypto_rsa_encrypt(const uint8* input, int length, uint32 key_length, const uint8* modulus, const uint8* exponent, uint8* output)
{
BN_CTX* ctx;
int output_length;

22
libfreerdp-core/crypto.h
View File

@ -80,30 +80,30 @@ struct crypto_cert_struct
typedef struct crypto_sha1_struct* CryptoSha1;
CryptoSha1 crypto_sha1_init(void);
void crypto_sha1_update(CryptoSha1 sha1, uint8* data, uint32 length);
void crypto_sha1_update(CryptoSha1 sha1, const uint8* data, uint32 length);
void crypto_sha1_final(CryptoSha1 sha1, uint8* out_data);
typedef struct crypto_md5_struct* CryptoMd5;
CryptoMd5 crypto_md5_init(void);
void crypto_md5_update(CryptoMd5 md5, uint8* data, uint32 length);
void crypto_md5_update(CryptoMd5 md5, const uint8* data, uint32 length);
void crypto_md5_final(CryptoMd5 md5, uint8* out_data);
typedef struct crypto_rc4_struct* CryptoRc4;
CryptoRc4 crypto_rc4_init(uint8* key, uint32 length);
void crypto_rc4(CryptoRc4 rc4, uint32 length, uint8* in_data, uint8* out_data);
CryptoRc4 crypto_rc4_init(const uint8* key, uint32 length);
void crypto_rc4(CryptoRc4 rc4, uint32 length, const uint8* in_data, uint8* out_data);
void crypto_rc4_free(CryptoRc4 rc4);
typedef struct crypto_des3_struct* CryptoDes3;
CryptoDes3 crypto_des3_encrypt_init(uint8* key, uint8* ivec);
CryptoDes3 crypto_des3_decrypt_init(uint8* key, uint8* ivec);
void crypto_des3_encrypt(CryptoDes3 des3, uint32 length, uint8 *in_data, uint8 *out_data);
void crypto_des3_decrypt(CryptoDes3 des3, uint32 length, uint8 *in_data, uint8* out_data);
CryptoDes3 crypto_des3_encrypt_init(const uint8* key, const uint8* ivec);
CryptoDes3 crypto_des3_decrypt_init(const uint8* key, const uint8* ivec);
void crypto_des3_encrypt(CryptoDes3 des3, uint32 length, const uint8 *in_data, uint8 *out_data);
void crypto_des3_decrypt(CryptoDes3 des3, uint32 length, const uint8 *in_data, uint8* out_data);
void crypto_des3_free(CryptoDes3 des3);
typedef struct crypto_hmac_struct* CryptoHmac;
CryptoHmac crypto_hmac_new(void);
void crypto_hmac_sha1_init(CryptoHmac hmac, uint8 *data, uint32 length);
void crypto_hmac_update(CryptoHmac hmac, uint8 *data, uint32 length);
void crypto_hmac_sha1_init(CryptoHmac hmac, const uint8 *data, uint32 length);
void crypto_hmac_update(CryptoHmac hmac, const uint8 *data, uint32 length);
void crypto_hmac_final(CryptoHmac hmac, uint8 *out_data, uint32 length);
void crypto_hmac_free(CryptoHmac hmac);
@ -119,7 +119,7 @@ boolean crypto_cert_verify(CryptoCert server_cert, CryptoCert cacert);
rdpCertData* crypto_get_cert_data(X509* xcert, char* hostname);
boolean crypto_cert_get_public_key(CryptoCert cert, rdpBlob* public_key);
void crypto_rsa_encrypt(uint8* input, int length, uint32 key_length, uint8* modulus, uint8* exponent, uint8* output);
void crypto_rsa_encrypt(const uint8* input, int length, uint32 key_length, const uint8* modulus, const uint8* exponent, uint8* output);
void crypto_reverse(uint8* data, int length);
void crypto_nonce(uint8* nonce, int size);