创建

cache/tango_cache_xml.cpp

@@ -0,0 +1,73 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#include <libxml/parser.h>
+#include "tango_cache_xml.h"
+
+bool parse_uploadID_xml(const char *content, int len, char **uploadID)
+{
+	xmlDoc *pdoc;
+	xmlNode *pcur;
+	
+	if((pdoc = xmlParseMemory(content, len)) == NULL)
+	{
+		return false;
+	}
+	if((pcur = xmlDocGetRootElement(pdoc)) == NULL)
+	{
+		xmlFreeDoc(pdoc);
+		return false;
+	}
+
+	while(pcur->type != XML_ELEMENT_NODE)
+		pcur = pcur->next;
+	if(xmlStrcmp(pcur->name, (const xmlChar *)"InitiateMultipartUploadResult"))
+	{
+		xmlFreeDoc(pdoc);
+		return false;
+	}
+	pcur = pcur->children;
+	while(pcur != NULL)
+	{
+		if(pcur->type != XML_ELEMENT_NODE || xmlStrcmp(pcur->name, (const xmlChar *)"UploadId"))
+		{
+			pcur = pcur->next;
+			continue;
+		}
+		*uploadID = (char *)xmlNodeGetContent(pcur);
+		xmlFreeDoc(pdoc);
+		return true;
+	}
+
+	xmlFreeDoc(pdoc);
+	return false;
+}
+
+int construct_complete_xml(struct tango_cache_ctx *ctx, char **xml, int *len)
+{
+	struct buffer_cache_list *list;
+	xmlDoc *pdoc;
+	xmlNode *root, *child;
+	char number[20];
+
+	pdoc = xmlNewDoc((const xmlChar *)"1.0");
+	root = xmlNewNode(NULL, (const xmlChar *)"CompleteMultipartUpload");
+	xmlNewProp(root, (const xmlChar *)"xmlns",(const xmlChar *)"http://s3.amazonaws.com/doc/2006-03-01/");
+	xmlDocSetRootElement(pdoc, root);
+
+	TAILQ_FOREACH(list, &ctx->cache_head, node)
+	{
+		sprintf(number, "%u", list->part_number);
+		child = xmlNewChild(root, NULL, (const xmlChar*)"Part", NULL);
+		xmlNewChild(child, NULL, (const xmlChar*)"ETag", (const xmlChar*)list->etag);
+		xmlNewChild(child, NULL, (const xmlChar*)"PartNumber", (const xmlChar*)number);
+	}
+	
+	xmlDocDumpFormatMemory(pdoc, (xmlChar **)xml, len, 1);
+	xmlFreeDoc(pdoc);
+	return 0;
+}
+