/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
if (flen > (tlen - 11)) {
RSAerr(RSA_F_RSA_PADDING_ADD_SSLV23,
RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
- return (0);
+ return 0;
}
p = (unsigned char *)to;
j = tlen - 3 - 8 - flen;
if (RAND_bytes(p, j) <= 0)
- return (0);
+ return 0;
for (i = 0; i < j; i++) {
if (*p == '\0')
do {
if (RAND_bytes(p, 1) <= 0)
- return (0);
+ return 0;
} while (*p == '\0');
p++;
}
*(p++) = '\0';
memcpy(p, from, (unsigned int)flen);
- return (1);
+ return 1;
}
int RSA_padding_check_SSLv23(unsigned char *to, int tlen,
p = from;
if (flen < 10) {
RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, RSA_R_DATA_TOO_SMALL);
- return (-1);
+ return -1;
}
if ((num != (flen + 1)) || (*(p++) != 02)) {
RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, RSA_R_BLOCK_TYPE_IS_NOT_02);
- return (-1);
+ return -1;
}
/* scan over padding data */
if ((i == j) || (i < 8)) {
RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23,
RSA_R_NULL_BEFORE_BLOCK_MISSING);
- return (-1);
+ return -1;
}
for (k = -9; k < -1; k++) {
if (p[k] != 0x03)
}
if (k == -1) {
RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, RSA_R_SSLV3_ROLLBACK_ATTACK);
- return (-1);
+ return -1;
}
i++; /* Skip over the '\0' */
j -= i;
if (j > tlen) {
RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, RSA_R_DATA_TOO_LARGE);
- return (-1);
+ return -1;
}
memcpy(to, p, (unsigned int)j);
- return (j);
+ return j;
}