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Diffstat (limited to 'src/xslt.c')
-rw-r--r--src/xslt.c181
1 files changed, 60 insertions, 121 deletions
diff --git a/src/xslt.c b/src/xslt.c
index e5470587..5e4353b6 100644
--- a/src/xslt.c
+++ b/src/xslt.c
@@ -1,13 +1,20 @@
-/**
+/*
* XML Security Library (http://www.aleksey.com/xmlsec).
*
- * XSLT Transform (http://www.w3.org/TR/xmldsig-core/#sec-XSLT)
*
* This is free software; see Copyright file in the source
* distribution for preciese wording.
*
* Copyright (C) 2002-2016 Aleksey Sanin <aleksey@aleksey.com>. All Rights Reserved.
*/
+/**
+ * SECTION:xslt
+ * @Short_description: XSLT transform implementation.
+ * @Stability: Private
+ *
+ * [XSLT Transform](http://www.w3.org/TR/xmldsig-core/#sec-XSLT) implementation.
+ */
+
#include "globals.h"
#ifndef XMLSEC_NO_XSLT
@@ -212,6 +219,10 @@ xmlSecXsltFinalize(xmlSecTransformPtr transform) {
xsltFreeStylesheet(ctx->xslt);
}
if(ctx->parserCtx != NULL) {
+ if(ctx->parserCtx->myDoc != NULL) {
+ xmlFreeDoc(ctx->parserCtx->myDoc);
+ ctx->parserCtx->myDoc = NULL;
+ }
xmlFreeParserCtxt(ctx->parserCtx);
}
memset(ctx, 0, sizeof(xmlSecXsltCtx));
@@ -236,11 +247,7 @@ xmlSecXsltReadNode(xmlSecTransformPtr transform, xmlNodePtr node, xmlSecTransfor
/* read content in the buffer */
buffer = xmlBufferCreate();
if(buffer == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlBufferCreate",
- XMLSEC_ERRORS_R_XML_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXmlError("xmlBufferCreate", xmlSecTransformGetName(transform));
return(-1);
}
cur = node->children;
@@ -253,11 +260,8 @@ xmlSecXsltReadNode(xmlSecTransformPtr transform, xmlNodePtr node, xmlSecTransfor
doc = xmlSecParseMemory(xmlBufferContent(buffer),
xmlBufferLength(buffer), 1);
if(doc == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlSecParseMemory",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecParseMemory",
+ xmlSecTransformGetName(transform));
xmlBufferFree(buffer);
return(-1);
}
@@ -265,11 +269,8 @@ xmlSecXsltReadNode(xmlSecTransformPtr transform, xmlNodePtr node, xmlSecTransfor
/* pre-process stylesheet */
ctx->xslt = xsltParseStylesheetDoc(doc);
if(ctx->xslt == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xsltParseStylesheetDoc",
- XMLSEC_ERRORS_R_XSLT_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXsltError("xsltParseStylesheetDoc", NULL, xmlSecTransformGetName(transform));
+
/* after parsing stylesheet doc is assigned
* to it and will be freed by xsltFreeStylesheet() */
xmlFreeDoc(doc);
@@ -301,11 +302,7 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
ctx->parserCtx = xmlCreatePushParserCtxt(NULL, NULL, NULL, 0, NULL);
if(ctx->parserCtx == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlCreatePushParserCtxt",
- XMLSEC_ERRORS_R_XML_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXmlError("xmlCreatePushParserCtxt", xmlSecTransformGetName(transform));
return(-1);
}
@@ -317,11 +314,7 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
} else if(transform->status == xmlSecTransformStatusFinished) {
return(0);
} else if(transform->status != xmlSecTransformStatusWorking) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- NULL,
- XMLSEC_ERRORS_R_INVALID_STATUS,
- "status=%d", transform->status);
+ xmlSecInvalidTransfromStatusError(transform);
return(-1);
}
xmlSecAssert2(transform->status == xmlSecTransformStatusWorking, -1);
@@ -331,11 +324,10 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
if((data != NULL) && (dataSize > 0)) {
ret = xmlParseChunk(ctx->parserCtx, (const char*)data, dataSize, 0);
if(ret != 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlParseChunk",
- XMLSEC_ERRORS_R_XML_FAILED,
- "size=%d", dataSize);
+ xmlSecXmlParserError2("xmlParseChunk", ctx->parserCtx,
+ xmlSecTransformGetName(transform),
+ "size=%d", dataSize);
+
return(-1);
}
}
@@ -349,11 +341,8 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
/* finalize */
ret = xmlParseChunk(ctx->parserCtx, NULL, 0, 1);
if((ret != 0) || (ctx->parserCtx->myDoc == NULL)) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlParseChunk",
- XMLSEC_ERRORS_R_XML_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXmlParserError("xmlParseChunk", ctx->parserCtx,
+ xmlSecTransformGetName(transform));
return(-1);
}
@@ -363,11 +352,8 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
docOut = xmlSecXsApplyStylesheet(ctx, docIn);
if(docOut == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlSecXsApplyStylesheet",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecXsApplyStylesheet",
+ xmlSecTransformGetName(transform));
xmlFreeDoc(docIn);
return(-1);
}
@@ -376,22 +362,16 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
if(transform->next != NULL) {
output = xmlSecTransformCreateOutputBuffer(transform->next, transformCtx);
if(output == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlSecTransformCreateOutputBuffer",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecTransformCreateOutputBuffer",
+ xmlSecTransformGetName(transform));
xmlFreeDoc(docOut);
return(-1);
}
} else {
output = xmlSecBufferCreateOutputBuffer(&(transform->outBuf));
if(output == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlSecBufferCreateOutputBuffer",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecBufferCreateOutputBuffer",
+ xmlSecTransformGetName(transform));
xmlFreeDoc(docOut);
return(-1);
}
@@ -399,22 +379,14 @@ xmlSecXsltPushBin(xmlSecTransformPtr transform, const xmlSecByte* data,
ret = xsltSaveResultTo(output, docOut, ctx->xslt);
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xsltSaveResultTo",
- XMLSEC_ERRORS_R_XSLT_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXsltError("xsltParseStylesheetDoc", ctx->xslt, xmlSecTransformGetName(transform));
xmlOutputBufferClose(output);
xmlFreeDoc(docOut);
return(-1);
}
ret = xmlOutputBufferClose(output);
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlOutputBufferClose",
- XMLSEC_ERRORS_R_XML_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXmlError("xmlOutputBufferClose", xmlSecTransformGetName(transform));
xmlFreeDoc(docOut);
return(-1);
}
@@ -459,21 +431,16 @@ xmlSecXsltExecute(xmlSecTransformPtr transform, int last, xmlSecTransformCtxPtr
ret = xmlSecXslProcess(ctx, in, out);
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlSecXslProcess",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecXslProcess",
+ xmlSecTransformGetName(transform));
return(-1);
}
ret = xmlSecBufferRemoveHead(in, inSize);
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- "xmlSecBufferRemoveHead",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- "size=%d", inSize);
+ xmlSecInternalError2("xmlSecBufferRemoveHead",
+ xmlSecTransformGetName(transform),
+ "size=%d", inSize);
return(-1);
}
@@ -482,11 +449,7 @@ xmlSecXsltExecute(xmlSecTransformPtr transform, int last, xmlSecTransformCtxPtr
/* the only way we can get here is if there is no input */
xmlSecAssert2(inSize == 0, -1);
} else {
- xmlSecError(XMLSEC_ERRORS_HERE,
- xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
- NULL,
- XMLSEC_ERRORS_R_INVALID_STATUS,
- "status=%d", transform->status);
+ xmlSecInvalidTransfromStatusError(transform);
return(-1);
}
return(0);
@@ -507,61 +470,47 @@ xmlSecXslProcess(xmlSecXsltCtxPtr ctx, xmlSecBufferPtr in, xmlSecBufferPtr out)
docIn = xmlSecParseMemory(xmlSecBufferGetData(in), xmlSecBufferGetSize(in), 1);
if(docIn == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xmlSecParseMemory",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecParseMemory", NULL);
goto done;
}
docOut = xmlSecXsApplyStylesheet(ctx, docIn);
if(docOut == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xmlSecXsApplyStylesheet",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecXsApplyStylesheet", NULL);
goto done;
}
output = xmlSecBufferCreateOutputBuffer(out);
if(output == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xmlSecBufferCreateOutputBuffer",
- XMLSEC_ERRORS_R_XMLSEC_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecInternalError("xmlSecBufferCreateOutputBuffer", NULL);
goto done;
}
ret = xsltSaveResultTo(output, docOut, ctx->xslt);
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xsltSaveResultTo",
- XMLSEC_ERRORS_R_XSLT_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXsltError("xsltSaveResultTo", ctx->xslt, NULL);
goto done;
}
ret = xmlOutputBufferClose(output);
output = NULL;
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xmlOutputBufferClose",
- XMLSEC_ERRORS_R_XML_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXmlError("xmlOutputBufferClose", NULL);
return(-1);
}
res = 0;
done:
- if(output != NULL) xmlOutputBufferClose(output);
- if(docIn != NULL) xmlFreeDoc(docIn);
- if(docOut != NULL) xmlFreeDoc(docOut);
+ if(output != NULL) {
+ xmlOutputBufferClose(output);
+ }
+ if(docIn != NULL) {
+ xmlFreeDoc(docIn);
+ }
+ if(docOut != NULL) {
+ xmlFreeDoc(docOut);
+ }
return(res);
}
@@ -578,37 +527,27 @@ xmlSecXsApplyStylesheet(xmlSecXsltCtxPtr ctx, xmlDocPtr doc) {
xsltCtx = xsltNewTransformContext(ctx->xslt, doc);
if(xsltCtx == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xsltNewTransformContext",
- XMLSEC_ERRORS_R_XSLT_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXsltError("xsltNewTransformContext", ctx->xslt, NULL);
goto done;
}
/* set security prefs */
ret = xsltSetCtxtSecurityPrefs(g_xslt_default_security_prefs, xsltCtx);
if(ret < 0) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xsltSetCtxtSecurityPrefs",
- XMLSEC_ERRORS_R_XSLT_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXsltError("xsltSetCtxtSecurityPrefs", ctx->xslt, NULL);
goto done;
}
res = xsltApplyStylesheetUser(ctx->xslt, doc, NULL, NULL, NULL, xsltCtx);
if(res == NULL) {
- xmlSecError(XMLSEC_ERRORS_HERE,
- NULL,
- "xsltApplyStylesheetUser",
- XMLSEC_ERRORS_R_XSLT_FAILED,
- XMLSEC_ERRORS_NO_MESSAGE);
+ xmlSecXsltError("xsltApplyStylesheetUser", ctx->xslt, NULL);
goto done;
}
done:
- if(xsltCtx != NULL) xsltFreeTransformContext(xsltCtx);
+ if(xsltCtx != NULL) {
+ xsltFreeTransformContext(xsltCtx);
+ }
return res;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-18 01:22:49 +0000