*
*/
+
+
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/bn.h>
if (mgf1Hash == NULL)
mgf1Hash = Hash;
- hLen = EVP_MD_size(Hash);
+ hLen = M_EVP_MD_size(Hash);
if (hLen < 0)
goto err;
- /*
+ /*-
* Negative sLen has special meanings:
* -1 sLen == hLen
* -2 salt length is autorecovered from signature
else if (sLen == -2) sLen = -2;
else if (sLen < -2)
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_SLEN_CHECK_FAILED);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_SLEN_CHECK_FAILED);
goto err;
}
emLen = RSA_size(rsa);
if (EM[0] & (0xFF << MSBits))
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_FIRST_OCTET_INVALID);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_FIRST_OCTET_INVALID);
goto err;
}
if (MSBits == 0)
}
if (emLen < (hLen + sLen + 2)) /* sLen can be small negative */
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_DATA_TOO_LARGE);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_DATA_TOO_LARGE);
goto err;
}
if (EM[emLen - 1] != 0xbc)
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_LAST_OCTET_INVALID);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_LAST_OCTET_INVALID);
goto err;
}
maskedDBLen = emLen - hLen - 1;
DB = OPENSSL_malloc(maskedDBLen);
if (!DB)
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, ERR_R_MALLOC_FAILURE);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, ERR_R_MALLOC_FAILURE);
goto err;
}
if (PKCS1_MGF1(DB, maskedDBLen, H, hLen, mgf1Hash) < 0)
for (i = 0; DB[i] == 0 && i < (maskedDBLen-1); i++) ;
if (DB[i++] != 0x1)
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_SLEN_RECOVERY_FAILED);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_SLEN_RECOVERY_FAILED);
goto err;
}
if (sLen >= 0 && (maskedDBLen - i) != sLen)
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_SLEN_CHECK_FAILED);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_SLEN_CHECK_FAILED);
goto err;
}
if (!EVP_DigestInit_ex(&ctx, Hash, NULL)
if (!EVP_DigestUpdate(&ctx, DB + i, maskedDBLen - i))
goto err;
}
- if (!EVP_DigestFinal(&ctx, H_, NULL))
+ if (!EVP_DigestFinal_ex(&ctx, H_, NULL))
goto err;
if (memcmp(H_, H, hLen))
{
- RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS, RSA_R_BAD_SIGNATURE);
+ RSAerr(RSA_F_RSA_VERIFY_PKCS1_PSS_MGF1, RSA_R_BAD_SIGNATURE);
ret = 0;
}
else
if (mgf1Hash == NULL)
mgf1Hash = Hash;
- hLen = EVP_MD_size(Hash);
+ hLen = M_EVP_MD_size(Hash);
if (hLen < 0)
goto err;
- /*
+ /*-
* Negative sLen has special meanings:
* -1 sLen == hLen
* -2 salt length is maximized
else if (sLen == -2) sLen = -2;
else if (sLen < -2)
{
- RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS, RSA_R_SLEN_CHECK_FAILED);
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS_MGF1, RSA_R_SLEN_CHECK_FAILED);
goto err;
}
}
else if (emLen < (hLen + sLen + 2))
{
- RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS,
- RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS_MGF1,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
goto err;
}
if (sLen > 0)
salt = OPENSSL_malloc(sLen);
if (!salt)
{
- RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS,
- ERR_R_MALLOC_FAILURE);
+ RSAerr(RSA_F_RSA_PADDING_ADD_PKCS1_PSS_MGF1,ERR_R_MALLOC_FAILURE);
goto err;
}
if (RAND_bytes(salt, sLen) <= 0)
goto err;
if (sLen && !EVP_DigestUpdate(&ctx, salt, sLen))
goto err;
- if (!EVP_DigestFinal(&ctx, H, NULL))
+ if (!EVP_DigestFinal_ex(&ctx, H, NULL))
goto err;
EVP_MD_CTX_cleanup(&ctx);