157 static int tls1_P_hash(uint8_t *out, size_t out_len, const EVP_MD *md,  in tls1_P_hash()  argument
187         (out_len > chunk && !HMAC_CTX_copy_ex(&ctx_tmp, &ctx)) ||  in tls1_P_hash()
197     if (len > out_len) {  in tls1_P_hash()
198       len = out_len;  in tls1_P_hash()
205     out_len -= len;  in tls1_P_hash()
207     if (out_len == 0) {  in tls1_P_hash()
227 int tls1_prf(const EVP_MD *digest, uint8_t *out, size_t out_len,  in tls1_prf()  argument
231   if (out_len == 0) {  in tls1_prf()
235   OPENSSL_memset(out, 0, out_len);  in tls1_prf()
241     if (!tls1_P_hash(out, out_len, EVP_md5(), secret, secret_half,  in tls1_prf()
254   if (!tls1_P_hash(out, out_len, digest, secret, secret_len,  in tls1_prf()
263 static int ssl3_prf(uint8_t *out, size_t out_len, const uint8_t *secret,  in ssl3_prf()  argument
276   for (i = 0; i < out_len; i += MD5_DIGEST_LENGTH) {  in ssl3_prf()
309     if (i + MD5_DIGEST_LENGTH > out_len) {  in ssl3_prf()
311       OPENSSL_memcpy(out, smd, out_len - i);  in ssl3_prf()
450 int SSL_generate_key_block(const SSL *ssl, uint8_t *out, size_t out_len) {  in SSL_generate_key_block()  argument
452     return ssl3_prf(out, out_len, SSL_get_session(ssl)->master_key,  in SSL_generate_key_block()
465   return tls1_prf(digest, out, out_len, SSL_get_session(ssl)->master_key,  in SSL_generate_key_block()
509 int SSL_export_keying_material(SSL *ssl, uint8_t *out, size_t out_len,  in SSL_export_keying_material()  argument
523     return tls13_export_keying_material(ssl, out, out_len, label, label_len,  in SSL_export_keying_material()
556   int ret = tls1_prf(digest, out, out_len, SSL_get_session(ssl)->master_key,  in SSL_export_keying_material()