- len = slen / count;
- if (count == 1)
- slen = 0;
- S1 = sec;
- memset(out1, 0, olen);
- for (idx = 0; ssl_get_handshake_digest(idx, &m, &md); idx++) {
- if ((m << TLS1_PRF_DGST_SHIFT) & digest_mask) {
- if (!md) {
- SSLerr(SSL_F_TLS1_PRF, SSL_R_UNSUPPORTED_DIGEST_TYPE);
- goto err;
- }
- if (!tls1_P_hash(md, S1, len + (slen & 1),
- seed1, seed1_len, seed2, seed2_len, seed3,
- seed3_len, seed4, seed4_len, seed5, seed5_len,
- out2, olen))
- goto err;
- S1 += len;
- for (i = 0; i < olen; i++) {
- out1[i] ^= out2[i];
- }
- }
+ if (EVP_MD_type(md) == NID_md5_sha1) {
+ int i;
+ if (!tls1_P_hash(EVP_md5(), sec, slen/2 + (slen & 1),
+ seed1, seed1_len, seed2, seed2_len, seed3,
+ seed3_len, seed4, seed4_len, seed5, seed5_len,
+ out1, olen))
+ return 0;
+ if (!tls1_P_hash(EVP_sha1(), sec + slen/2, slen/2 + (slen & 1),
+ seed1, seed1_len, seed2, seed2_len, seed3,
+ seed3_len, seed4, seed4_len, seed5, seed5_len,
+ out2, olen))
+ return 0;
+ for (i = 0; i < olen; i++)
+ out1[i] ^= out2[i];
+ return 1;