From: Anatoliy Belsky <ab@php.net>
Date: Thu, 25 Oct 2012 07:40:21 +0000 (+0200)
Subject: merged changes for bug #63297 from 5.3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f962260081c4341c768533c5fb23c83c6ca9b1ed;p=php

merged changes for bug #63297 from 5.3
---

diff --git a/NEWS b/NEWS
index a0396154a5..8a322a9963 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,10 @@ PHP                                                                        NEWS
     (Dmitry, Laruence)
   . Fixed bug #63284 (Upgrade PCRE to 8.31). (Anatoliy)
 
+- Phar:
+  . Fixed bug #63297 (Phar fails to write an openssl based signature).
+    (Anatoliy)
+
 18 Oct 2012, PHP 5.4.8
 
 - CLI server:
diff --git a/ext/phar/util.c b/ext/phar/util.c
index 5fcb2b6573..f674bca4fb 100644
--- a/ext/phar/util.c
+++ b/ext/phar/util.c
@@ -2118,8 +2118,7 @@ int phar_create_signature(phar_archive_data *phar, php_stream *fp, char **signat
 #ifdef PHAR_HAVE_OPENSSL
 			BIO *in;
 			EVP_PKEY *key;
-			EVP_MD *mdtype = (EVP_MD *) EVP_sha1();
-			EVP_MD_CTX md_ctx;
+			EVP_MD_CTX *md_ctx;
 
 			in = BIO_new_mem_buf(PHAR_G(openssl_privatekey), PHAR_G(openssl_privatekey_len));
 
@@ -2140,15 +2139,30 @@ int phar_create_signature(phar_archive_data *phar, php_stream *fp, char **signat
 				return FAILURE;
 			}
 
+			md_ctx = EVP_MD_CTX_create();
+
 			siglen = EVP_PKEY_size(key);
 			sigbuf = emalloc(siglen + 1);
-			EVP_SignInit(&md_ctx, mdtype);
+
+			if (!EVP_SignInit(md_ctx, EVP_sha1())) {
+				efree(sigbuf);
+				if (error) {
+					spprintf(error, 0, "unable to initialize openssl signature for phar \"%s\"", phar->fname);
+				}
+				return FAILURE;
+			}
 
 			while ((sig_len = php_stream_read(fp, (char*)buf, sizeof(buf))) > 0) {
-				EVP_SignUpdate(&md_ctx, buf, sig_len);
+				if (!EVP_SignUpdate(md_ctx, buf, sig_len)) {
+					efree(sigbuf);
+					if (error) {
+						spprintf(error, 0, "unable to update the openssl signature for phar \"%s\"", phar->fname);
+					}
+					return FAILURE;
+				}
 			}
 
-			if (!EVP_SignFinal (&md_ctx, sigbuf,(unsigned int *)&siglen, key)) {
+			if (!EVP_SignFinal (md_ctx, sigbuf,(unsigned int *)&siglen, key)) {
 				efree(sigbuf);
 				if (error) {
 					spprintf(error, 0, "unable to write phar \"%s\" with requested openssl signature", phar->fname);
@@ -2157,7 +2171,7 @@ int phar_create_signature(phar_archive_data *phar, php_stream *fp, char **signat
 			}
 
 			sigbuf[siglen] = '\0';
-			EVP_MD_CTX_cleanup(&md_ctx);
+			EVP_MD_CTX_destroy(md_ctx);
 #else
 			sigbuf = NULL;
 			siglen = 0;