main/libxml2: upgrade to 2.9.0

fixes #1438

4 files changed, 3 insertions, 387 deletions

diff --git a/main/libxml2/APKBUILD b/main/libxml2/APKBUILD
index 7c31766c11..0da46a37d6 100644
--- a/main/libxml2/APKBUILD
+++ b/main/libxml2/APKBUILD
@@ -1,8 +1,8 @@
 # Contributor: Carlo Landmeter <clandmeter@gmail.com>
 # Maintainer: Carlo Landmeter <clandmeter@gmail.com>
 pkgname=libxml2
-pkgver=2.8.0
-pkgrel=1
+pkgver=2.9.0
+pkgrel=0
 pkgdesc="XML parsing library, version 2"
 url="http://www.xmlsoft.org/"
 arch="all"
@@ -12,9 +12,6 @@ depends_dev="zlib-dev python-dev"
 makedepends="zlib-dev python-dev"
 subpackages="$pkgname-doc $pkgname-dev py-$pkgname:py $pkgname-utils"
 source="ftp://ftp.xmlsoft.org/${pkgname}/${pkgname}-${pkgver}.tar.gz
-	libxml2-entities-local-buffers-size.patch
-	libxml2-entities-local-buffers-size2.patch
-	libxml2-parser-local-buffers-size.patch
 	"
 
 options="!strip"
@@ -62,7 +59,4 @@ utils() {
 	mv "$pkgdir"/usr/bin "$subpkgdir"/usr/
 }
 
-md5sums="c62106f02ee00b6437f0fb9d370c1093  libxml2-2.8.0.tar.gz
-c8c789a4fbdae599a47ecbfa32b889d7  libxml2-entities-local-buffers-size.patch
-cba1201e77dc0f3e337d9ff146a2666e  libxml2-entities-local-buffers-size2.patch
-6c5c7a125dddb616feb1b2f4254bf467  libxml2-parser-local-buffers-size.patch"
+md5sums="5b9bebf4f5d2200ae2c4efe8fa6103f7  libxml2-2.9.0.tar.gz"
diff --git a/main/libxml2/libxml2-entities-local-buffers-size.patch b/main/libxml2/libxml2-entities-local-buffers-size.patch
deleted file mode 100644
index 89817d8168..0000000000
--- a/main/libxml2/libxml2-entities-local-buffers-size.patch
+++ /dev/null
@@ -1,97 +0,0 @@
-From 4f9fdc709c4861c390cd84e2ed1fd878b3442e28 Mon Sep 17 00:00:00 2001
-From: Daniel Veillard <veillard@redhat.com>
-Date: Wed, 18 Jul 2012 03:38:17 +0000
-Subject: Fix entities local buffers size problems
-
----
-diff --git a/entities.c b/entities.c
-index 6aef49f..859ec3b 100644
---- a/entities.c
-+++ b/entities.c
-@@ -528,13 +528,13 @@ xmlGetDocEntity(xmlDocPtr doc, const xmlChar *name) {
-  * Macro used to grow the current buffer.
-  */
- #define growBufferReentrant() {						\
--    buffer_size *= 2;							\
--    buffer = (xmlChar *)						\
--    		xmlRealloc(buffer, buffer_size * sizeof(xmlChar));	\
--    if (buffer == NULL) {						\
--        xmlEntitiesErrMemory("xmlEncodeEntitiesReentrant: realloc failed");\
--	return(NULL);							\
--    }									\
-+    xmlChar *tmp;                                                       \
-+    size_t new_size = buffer_size *= 2;                                 \
-+    if (new_size < buffer_size) goto mem_error;                         \
-+    tmp = (xmlChar *) xmlRealloc(buffer, new_size);	                \
-+    if (tmp == NULL) goto mem_error;                                    \
-+    buffer = tmp;							\
-+    buffer_size = new_size;						\
- }
- 
- 
-@@ -555,7 +555,7 @@ xmlEncodeEntitiesReentrant(xmlDocPtr doc, const xmlChar *input) {
-     const xmlChar *cur = input;
-     xmlChar *buffer = NULL;
-     xmlChar *out = NULL;
--    int buffer_size = 0;
-+    size_t buffer_size = 0;
-     int html = 0;
- 
-     if (input == NULL) return(NULL);
-@@ -574,8 +574,8 @@ xmlEncodeEntitiesReentrant(xmlDocPtr doc, const xmlChar *input) {
-     out = buffer;
- 
-     while (*cur != '\0') {
--        if (out - buffer > buffer_size - 100) {
--	    int indx = out - buffer;
-+        size_t indx = out - buffer;
-+        if (indx + 100 > buffer_size) {
- 
- 	    growBufferReentrant();
- 	    out = &buffer[indx];
-@@ -692,6 +692,11 @@ xmlEncodeEntitiesReentrant(xmlDocPtr doc, const xmlChar *input) {
-     }
-     *out = 0;
-     return(buffer);
-+
-+mem_error:
-+    xmlEntitiesErrMemory("xmlEncodeEntitiesReentrant: realloc failed");
-+    xmlFree(buffer);
-+    return(NULL);
- }
- 
- /**
-@@ -709,7 +714,7 @@ xmlEncodeSpecialChars(xmlDocPtr doc ATTRIBUTE_UNUSED, const xmlChar *input) {
-     const xmlChar *cur = input;
-     xmlChar *buffer = NULL;
-     xmlChar *out = NULL;
--    int buffer_size = 0;
-+    size_t buffer_size = 0;
-     if (input == NULL) return(NULL);
- 
-     /*
-@@ -724,8 +729,8 @@ xmlEncodeSpecialChars(xmlDocPtr doc ATTRIBUTE_UNUSED, const xmlChar *input) {
-     out = buffer;
- 
-     while (*cur != '\0') {
--        if (out - buffer > buffer_size - 10) {
--	    int indx = out - buffer;
-+        size_t indx = out - buffer;
-+        if (indx + 10 > buffer_size) {
- 
- 	    growBufferReentrant();
- 	    out = &buffer[indx];
-@@ -774,6 +779,11 @@ xmlEncodeSpecialChars(xmlDocPtr doc ATTRIBUTE_UNUSED, const xmlChar *input) {
-     }
-     *out = 0;
-     return(buffer);
-+
-+mem_error:
-+    xmlEntitiesErrMemory("xmlEncodeSpecialChars: realloc failed");
-+    xmlFree(buffer);
-+    return(NULL);
- }
- 
- /**
---
-cgit v0.9.0.2
diff --git a/main/libxml2/libxml2-entities-local-buffers-size2.patch b/main/libxml2/libxml2-entities-local-buffers-size2.patch
deleted file mode 100644
index f3cc8b65e4..0000000000
--- a/main/libxml2/libxml2-entities-local-buffers-size2.patch
+++ /dev/null
@@ -1,21 +0,0 @@
-From baaf03f80f817bb34c421421e6cb4d68c353ac9a Mon Sep 17 00:00:00 2001
-From: Aron Xu <happyaron.xu@gmail.com>
-Date: Fri, 20 Jul 2012 07:41:34 +0000
-Subject: Fix an error in previous commit
-
----
-diff --git a/entities.c b/entities.c
-index 859ec3b..7d06820 100644
---- a/entities.c
-+++ b/entities.c
-@@ -529,7 +529,7 @@ xmlGetDocEntity(xmlDocPtr doc, const xmlChar *name) {
-  */
- #define growBufferReentrant() {						\
-     xmlChar *tmp;                                                       \
--    size_t new_size = buffer_size *= 2;                                 \
-+    size_t new_size = buffer_size * 2;                                  \
-     if (new_size < buffer_size) goto mem_error;                         \
-     tmp = (xmlChar *) xmlRealloc(buffer, new_size);	                \
-     if (tmp == NULL) goto mem_error;                                    \
---
-cgit v0.9.0.2
diff --git a/main/libxml2/libxml2-parser-local-buffers-size.patch b/main/libxml2/libxml2-parser-local-buffers-size.patch
deleted file mode 100644
index 5b9adabac7..0000000000
--- a/main/libxml2/libxml2-parser-local-buffers-size.patch
+++ /dev/null
@@ -1,260 +0,0 @@
-From 459eeb9dc752d5185f57ff6b135027f11981a626 Mon Sep 17 00:00:00 2001
-From: Daniel Veillard <veillard@redhat.com>
-Date: Tue, 17 Jul 2012 08:19:17 +0000
-Subject: Fix parser local buffers size problems
-
----
-diff --git a/parser.c b/parser.c
-index 2c38fae..9863275 100644
---- a/parser.c
-+++ b/parser.c
-@@ -40,6 +40,7 @@
- #endif
- 
- #include <stdlib.h>
-+#include <limits.h>
- #include <string.h>
- #include <stdarg.h>
- #include <libxml/xmlmemory.h>
-@@ -117,10 +118,10 @@ xmlCreateEntityParserCtxtInternal(const xmlChar *URL, const xmlChar *ID,
-  * parser option.
-  */
- static int
--xmlParserEntityCheck(xmlParserCtxtPtr ctxt, unsigned long size,
-+xmlParserEntityCheck(xmlParserCtxtPtr ctxt, size_t size,
-                      xmlEntityPtr ent)
- {
--    unsigned long consumed = 0;
-+    size_t consumed = 0;
- 
-     if ((ctxt == NULL) || (ctxt->options & XML_PARSE_HUGE))
-         return (0);
-@@ -2589,15 +2590,17 @@ xmlParserHandlePEReference(xmlParserCtxtPtr ctxt) {
- 
- /*
-  * Macro used to grow the current buffer.
-+ * buffer##_size is expected to be a size_t
-+ * mem_error: is expected to handle memory allocation failures
-  */
- #define growBuffer(buffer, n) {						\
-     xmlChar *tmp;							\
--    buffer##_size *= 2;							\
--    buffer##_size += n;							\
--    tmp = (xmlChar *)							\
--		xmlRealloc(buffer, buffer##_size * sizeof(xmlChar));	\
-+    size_t new_size = buffer##_size * 2 + n;                            \
-+    if (new_size < buffer##_size) goto mem_error;                       \
-+    tmp = (xmlChar *) xmlRealloc(buffer, new_size);                     \
-     if (tmp == NULL) goto mem_error;					\
-     buffer = tmp;							\
-+    buffer##_size = new_size;                                           \
- }
- 
- /**
-@@ -2623,14 +2626,14 @@ xmlChar *
- xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 		      int what, xmlChar end, xmlChar  end2, xmlChar end3) {
-     xmlChar *buffer = NULL;
--    int buffer_size = 0;
-+    size_t buffer_size = 0;
-+    size_t nbchars = 0;
- 
-     xmlChar *current = NULL;
-     xmlChar *rep = NULL;
-     const xmlChar *last;
-     xmlEntityPtr ent;
-     int c,l;
--    int nbchars = 0;
- 
-     if ((ctxt == NULL) || (str == NULL) || (len < 0))
- 	return(NULL);
-@@ -2647,7 +2650,7 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
-      * allocate a translation buffer.
-      */
-     buffer_size = XML_PARSER_BIG_BUFFER_SIZE;
--    buffer = (xmlChar *) xmlMallocAtomic(buffer_size * sizeof(xmlChar));
-+    buffer = (xmlChar *) xmlMallocAtomic(buffer_size);
-     if (buffer == NULL) goto mem_error;
- 
-     /*
-@@ -2667,7 +2670,7 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 	    if (val != 0) {
- 		COPY_BUF(0,buffer,nbchars,val);
- 	    }
--	    if (nbchars > buffer_size - XML_PARSER_BUFFER_SIZE) {
-+	    if (nbchars + XML_PARSER_BUFFER_SIZE > buffer_size) {
- 	        growBuffer(buffer, XML_PARSER_BUFFER_SIZE);
- 	    }
- 	} else if ((c == '&') && (what & XML_SUBSTITUTE_REF)) {
-@@ -2685,7 +2688,7 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 		(ent->etype == XML_INTERNAL_PREDEFINED_ENTITY)) {
- 		if (ent->content != NULL) {
- 		    COPY_BUF(0,buffer,nbchars,ent->content[0]);
--		    if (nbchars > buffer_size - XML_PARSER_BUFFER_SIZE) {
-+		    if (nbchars + XML_PARSER_BUFFER_SIZE > buffer_size) {
- 			growBuffer(buffer, XML_PARSER_BUFFER_SIZE);
- 		    }
- 		} else {
-@@ -2702,8 +2705,7 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 		    current = rep;
- 		    while (*current != 0) { /* non input consuming loop */
- 			buffer[nbchars++] = *current++;
--			if (nbchars >
--		            buffer_size - XML_PARSER_BUFFER_SIZE) {
-+			if (nbchars + XML_PARSER_BUFFER_SIZE > buffer_size) {
- 			    if (xmlParserEntityCheck(ctxt, nbchars, ent))
- 				goto int_error;
- 			    growBuffer(buffer, XML_PARSER_BUFFER_SIZE);
-@@ -2717,7 +2719,7 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 		const xmlChar *cur = ent->name;
- 
- 		buffer[nbchars++] = '&';
--		if (nbchars > buffer_size - i - XML_PARSER_BUFFER_SIZE) {
-+		if (nbchars + i + XML_PARSER_BUFFER_SIZE > buffer_size) {
- 		    growBuffer(buffer, i + XML_PARSER_BUFFER_SIZE);
- 		}
- 		for (;i > 0;i--)
-@@ -2745,8 +2747,7 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 		    current = rep;
- 		    while (*current != 0) { /* non input consuming loop */
- 			buffer[nbchars++] = *current++;
--			if (nbchars >
--		            buffer_size - XML_PARSER_BUFFER_SIZE) {
-+			if (nbchars + XML_PARSER_BUFFER_SIZE > buffer_size) {
- 			    if (xmlParserEntityCheck(ctxt, nbchars, ent))
- 			        goto int_error;
- 			    growBuffer(buffer, XML_PARSER_BUFFER_SIZE);
-@@ -2759,8 +2760,8 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- 	} else {
- 	    COPY_BUF(l,buffer,nbchars,c);
- 	    str += l;
--	    if (nbchars > buffer_size - XML_PARSER_BUFFER_SIZE) {
--	      growBuffer(buffer, XML_PARSER_BUFFER_SIZE);
-+	    if (nbchars + XML_PARSER_BUFFER_SIZE > buffer_size) {
-+	        growBuffer(buffer, XML_PARSER_BUFFER_SIZE);
- 	    }
- 	}
- 	if (str < last)
-@@ -3764,8 +3765,8 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
-     xmlChar limit = 0;
-     xmlChar *buf = NULL;
-     xmlChar *rep = NULL;
--    int len = 0;
--    int buf_size = 0;
-+    size_t len = 0;
-+    size_t buf_size = 0;
-     int c, l, in_space = 0;
-     xmlChar *current = NULL;
-     xmlEntityPtr ent;
-@@ -3787,7 +3788,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
-      * allocate a translation buffer.
-      */
-     buf_size = XML_PARSER_BUFFER_SIZE;
--    buf = (xmlChar *) xmlMallocAtomic(buf_size * sizeof(xmlChar));
-+    buf = (xmlChar *) xmlMallocAtomic(buf_size);
-     if (buf == NULL) goto mem_error;
- 
-     /*
-@@ -3804,7 +3805,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 
- 		if (val == '&') {
- 		    if (ctxt->replaceEntities) {
--			if (len > buf_size - 10) {
-+			if (len + 10 > buf_size) {
- 			    growBuffer(buf, 10);
- 			}
- 			buf[len++] = '&';
-@@ -3813,7 +3814,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 			 * The reparsing will be done in xmlStringGetNodeList()
- 			 * called by the attribute() function in SAX.c
- 			 */
--			if (len > buf_size - 10) {
-+			if (len + 10 > buf_size) {
- 			    growBuffer(buf, 10);
- 			}
- 			buf[len++] = '&';
-@@ -3823,7 +3824,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 			buf[len++] = ';';
- 		    }
- 		} else if (val != 0) {
--		    if (len > buf_size - 10) {
-+		    if (len + 10 > buf_size) {
- 			growBuffer(buf, 10);
- 		    }
- 		    len += xmlCopyChar(0, &buf[len], val);
-@@ -3835,7 +3836,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 		    ctxt->nbentities += ent->owner;
- 		if ((ent != NULL) &&
- 		    (ent->etype == XML_INTERNAL_PREDEFINED_ENTITY)) {
--		    if (len > buf_size - 10) {
-+		    if (len + 10 > buf_size) {
- 			growBuffer(buf, 10);
- 		    }
- 		    if ((ctxt->replaceEntities == 0) &&
-@@ -3863,7 +3864,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
-                                     current++;
-                                 } else
-                                     buf[len++] = *current++;
--				if (len > buf_size - 10) {
-+				if (len + 10 > buf_size) {
- 				    growBuffer(buf, 10);
- 				}
- 			    }
-@@ -3871,7 +3872,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 			    rep = NULL;
- 			}
- 		    } else {
--			if (len > buf_size - 10) {
-+			if (len + 10 > buf_size) {
- 			    growBuffer(buf, 10);
- 			}
- 			if (ent->content != NULL)
-@@ -3899,7 +3900,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 		     * Just output the reference
- 		     */
- 		    buf[len++] = '&';
--		    while (len > buf_size - i - 10) {
-+		    while (len + i + 10 > buf_size) {
- 			growBuffer(buf, i + 10);
- 		    }
- 		    for (;i > 0;i--)
-@@ -3912,7 +3913,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 	        if ((len != 0) || (!normalize)) {
- 		    if ((!normalize) || (!in_space)) {
- 			COPY_BUF(l,buf,len,0x20);
--			while (len > buf_size - 10) {
-+			while (len + 10 > buf_size) {
- 			    growBuffer(buf, 10);
- 			}
- 		    }
-@@ -3921,7 +3922,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
- 	    } else {
- 	        in_space = 0;
- 		COPY_BUF(l,buf,len,c);
--		if (len > buf_size - 10) {
-+		if (len + 10 > buf_size) {
- 		    growBuffer(buf, 10);
- 		}
- 	    }
-@@ -3946,7 +3947,18 @@ xmlParseAttValueComplex(xmlParserCtxtPtr ctxt, int *attlen, int normalize) {
-         }
-     } else
- 	NEXT;
--    if (attlen != NULL) *attlen = len;
-+
-+    /*
-+     * There we potentially risk an overflow, don't allow attribute value of
-+     * lenght more than INT_MAX it is a very reasonnable assumption !
-+     */
-+    if (len >= INT_MAX) {
-+        xmlFatalErrMsg(ctxt, XML_ERR_ATTRIBUTE_NOT_FINISHED,
-+                       "AttValue lenght too long\n");
-+        goto mem_error;
-+    }
-+
-+    if (attlen != NULL) *attlen = (int) len;
-     return(buf);
- 
- mem_error:
---
-cgit v0.9.0.2