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https://gitlab.gnome.org/GNOME/libxml2.git
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Cleanup of the API, more work done on the tree generation, Daniel.
This commit is contained in:
Daniel Veillard
parent
52a735b386
commit
1625364f6d
@ -1,3 +1,7 @@
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Wed Oct 28 17:56:35 EST 1998 Daniel Veillard <Daniel.Veillard@w3.org>
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* tree.[ch]: more cleanup on the API, made the tree mor conformant.
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Tue Oct 27 17:54:00 EST 1998 Daniel Veillard <Daniel.Veillard@w3.org>
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* tree.c: corrected a small bug
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@ -163,7 +163,7 @@ extern int oldXMLWDcompatibility;/* maintain compatibility with old WD */
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extern int xmlIndentTreeOutput; /* try to indent the tree dumps */
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/*
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* Functions.
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* Creating/freeing new structures
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*/
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extern xmlDtdPtr xmlNewDtd(xmlDocPtr doc, const CHAR *name,
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const CHAR *ExternalID, const CHAR *SystemID);
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@ -177,16 +177,17 @@ extern xmlAttrPtr xmlNewDocProp(xmlDocPtr doc, const CHAR *name,
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const CHAR *value);
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extern xmlAttrPtr xmlNewProp(xmlNodePtr node, const CHAR *name,
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const CHAR *value);
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extern xmlAttrPtr xmlSetProp(xmlNodePtr node, const CHAR *name,
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const CHAR *value);
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extern const CHAR *xmlGetProp(xmlNodePtr node, const CHAR *name);
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extern xmlNodePtr xmlStringGetNodeList(xmlDocPtr doc, const CHAR *value);
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extern CHAR *xmlNodeListGetString(xmlDocPtr doc, xmlNodePtr list, int inLine);
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extern void xmlFreePropList(xmlAttrPtr cur);
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extern void xmlFreeProp(xmlAttrPtr cur);
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/*
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* Creating new nodes
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*/
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extern xmlNodePtr xmlNewDocNode(xmlDocPtr doc, xmlNsPtr ns,
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const CHAR *name, CHAR *content);
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extern xmlNodePtr xmlNewNode(xmlNsPtr ns, const CHAR *name);
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extern xmlNodePtr xmlNewChild(xmlNodePtr parent, xmlNsPtr ns,
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const CHAR *name, CHAR *content);
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extern xmlNodePtr xmlNewDocText(xmlDocPtr doc, const CHAR *content);
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extern xmlNodePtr xmlNewText(const CHAR *content);
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extern xmlNodePtr xmlNewDocTextLen(xmlDocPtr doc, const CHAR *content, int len);
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@ -194,33 +195,66 @@ extern xmlNodePtr xmlNewTextLen(const CHAR *content, int len);
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extern xmlNodePtr xmlNewDocComment(xmlDocPtr doc, CHAR *content);
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extern xmlNodePtr xmlNewComment(CHAR *content);
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extern xmlNodePtr xmlNewReference(xmlDocPtr doc, const CHAR *name);
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extern xmlNodePtr xmlAddChild(xmlNodePtr parent, xmlNodePtr cur);
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/*
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* Navigating
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*/
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extern xmlNodePtr xmlGetLastChild(xmlNodePtr node);
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extern int xmlNodeIsText(xmlNodePtr node);
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/*
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* Changing the structure
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*/
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extern xmlNodePtr xmlAddChild(xmlNodePtr parent, xmlNodePtr cur);
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extern void xmlUnlinkNode(xmlNodePtr cur);
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extern xmlNodePtr xmlTextMerge(xmlNodePtr first, xmlNodePtr second);
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extern void xmlTextConcat(xmlNodePtr node, const CHAR *content, int len);
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extern void xmlFreeNodeList(xmlNodePtr cur);
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extern void xmlFreeNode(xmlNodePtr cur);
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extern void xmlNodeSetContent(xmlNodePtr cur, const CHAR *content);
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extern void xmlNodeSetContentLen(xmlNodePtr cur, const CHAR *content, int len);
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extern void xmlNodeAddContent(xmlNodePtr cur, const CHAR *content);
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extern void xmlNodeAddContentLen(xmlNodePtr cur, const CHAR *content, int len);
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/*
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* Namespaces
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*/
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extern xmlNsPtr xmlSearchNs(xmlDocPtr doc, xmlNodePtr node,
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const CHAR *nameSpace);
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extern xmlNsPtr xmlSearchNsByHref(xmlDocPtr doc, xmlNodePtr node,
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const CHAR *href);
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extern void xmlSetNs(xmlNodePtr node, xmlNsPtr ns);
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extern xmlNodePtr xmlNewChild(xmlNodePtr parent, xmlNsPtr ns,
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const CHAR *name, CHAR *content);
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extern xmlNodePtr xmlNewChild(xmlNodePtr parent, xmlNsPtr ns,
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const CHAR *name, CHAR *content);
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/*
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* Changing the content.
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*/
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extern xmlAttrPtr xmlSetProp(xmlNodePtr node, const CHAR *name,
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const CHAR *value);
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extern const CHAR *xmlGetProp(xmlNodePtr node, const CHAR *name);
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extern xmlNodePtr xmlStringGetNodeList(xmlDocPtr doc, const CHAR *value);
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extern xmlNodePtr xmlStringLenGetNodeList(xmlDocPtr doc, const CHAR *value,
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int len);
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extern CHAR *xmlNodeListGetString(xmlDocPtr doc, xmlNodePtr list, int inLine);
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extern void xmlNodeSetContent(xmlNodePtr cur, const CHAR *content);
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extern void xmlNodeSetContentLen(xmlNodePtr cur, const CHAR *content, int len);
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extern void xmlNodeAddContent(xmlNodePtr cur, const CHAR *content);
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extern void xmlNodeAddContentLen(xmlNodePtr cur, const CHAR *content, int len);
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extern CHAR *xmlNodeGetContent(xmlNodePtr cur);
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/*
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* Internal, don't use
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*/
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extern void xmlBufferWriteCHAR(const CHAR *string);
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extern void xmlBufferWriteChar(const char *string);
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/*
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* Saving
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*/
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extern void xmlDocDumpMemory(xmlDocPtr cur, CHAR**mem, int *size);
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extern void xmlDocDump(FILE *f, xmlDocPtr doc);
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int xmlSaveFile(const char *filename, xmlDocPtr cur);
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/*
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* Compression
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*/
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extern int xmlGetDocCompressMode (xmlDocPtr doc);
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extern void xmlSetDocCompressMode (xmlDocPtr doc, int mode);
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extern int xmlGetCompressMode(void);
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307
tree.c
307
tree.c
@ -355,6 +355,77 @@ xmlFreeDoc(xmlDocPtr cur) {
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free(cur);
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}
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/**
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* xmlStringLenGetNodeList:
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* @doc: the document
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* @value: the value of the text
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* @int len: the length of the string value
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*
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* Parse the value string and build the node list associated. Should
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* produce a flat tree with only TEXTs and ENTITY_REFs.
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* return values: a pointer to the first child
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*/
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xmlNodePtr
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xmlStringLenGetNodeList(xmlDocPtr doc, const CHAR *value, int len) {
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xmlNodePtr ret = NULL, last = NULL;
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xmlNodePtr node;
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CHAR *val;
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const CHAR *cur = value;
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const CHAR *q;
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if (value == NULL) return(NULL);
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q = cur;
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while ((*cur != 0) && (cur - value < len)) {
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if (*cur == '&') {
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if (cur != q) {
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node = xmlNewDocTextLen(doc, q, cur - q);
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if (node == NULL) return(ret);
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if (last == NULL)
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last = ret = node;
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else {
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last->next = node;
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last = node;
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}
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}
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cur++;
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q = cur;
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while ((*cur != 0) && (cur - value < len) && (*cur != ';')) cur++;
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if ((*cur == 0) || (cur - value >= len)) {
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fprintf(stderr,
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"xmlStringGetNodeList: unterminated entity %30s\n", q);
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return(ret);
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}
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if (cur != q) {
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val = xmlStrndup(q, cur - q);
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node = xmlNewReference(doc, val);
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if (node == NULL) return(ret);
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if (last == NULL)
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last = ret = node;
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else {
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last->next = node;
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last = node;
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}
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free(val);
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}
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cur++;
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q = cur;
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} else
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cur++;
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}
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if (cur != q) {
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node = xmlNewDocTextLen(doc, q, cur - q);
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if (node == NULL) return(ret);
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if (last == NULL)
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last = ret = node;
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else {
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last->next = node;
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last = node;
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}
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}
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return(ret);
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}
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/**
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* xmlStringGetNodeList:
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* @doc: the document
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@ -1095,12 +1166,70 @@ xmlFreeNode(xmlNodePtr cur) {
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free(cur);
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}
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/**
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* xmlUnlinkNode:
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* @cur: the node
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*
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* Unlink a node from it's current context, the node is not freed
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*/
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void
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xmlUnlinkNode(xmlNodePtr cur) {
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if (cur == NULL) {
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fprintf(stderr, "xmlUnlinkNode : node == NULL\n");
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return;
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}
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if ((cur->parent != NULL) && (cur->parent->childs == cur))
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cur->parent->childs = cur->next;
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if (cur->next != NULL)
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cur->next->prev = cur->prev;
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if (cur->prev != NULL)
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cur->prev->next = cur->next;
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cur->next = cur->prev = NULL;
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cur->parent = NULL;
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}
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/************************************************************************
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* *
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* Content access functions *
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* *
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************************************************************************/
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/**
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* xmlNodeGetContent:
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* @cur: the node being read
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*
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* Read the value of a node, this can be either the text carried
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* directly by this node if it's a TEXT node or the aggregate string
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* of the values carried by this node child's (TEXT and ENTITY_REF).
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* Entity references are substitued.
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* Return value: a new CHAR * or NULL if no content is available.
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*/
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CHAR *
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xmlNodeGetContent(xmlNodePtr cur) {
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if (cur == NULL) return(NULL);
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switch (cur->type) {
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case XML_DOCUMENT_FRAG_NODE:
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case XML_ELEMENT_NODE:
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return(xmlNodeListGetString(cur->doc, cur->childs, 1));
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break;
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case XML_ATTRIBUTE_NODE:
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case XML_CDATA_SECTION_NODE:
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case XML_ENTITY_REF_NODE:
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case XML_ENTITY_NODE:
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case XML_PI_NODE:
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case XML_COMMENT_NODE:
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case XML_DOCUMENT_NODE:
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case XML_DOCUMENT_TYPE_NODE:
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case XML_NOTATION_NODE:
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return(NULL);
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case XML_TEXT_NODE:
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if (cur->content != NULL)
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return(xmlStrdup(cur->content));
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return(NULL);
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}
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return(NULL);
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}
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/**
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* xmlNodeSetContent:
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* @cur: the node being modified
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@ -1114,11 +1243,36 @@ xmlNodeSetContent(xmlNodePtr cur, const CHAR *content) {
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fprintf(stderr, "xmlNodeSetContent : node == NULL\n");
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return;
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}
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if (cur->content != NULL) free(cur->content);
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if (content != NULL)
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cur->content = xmlStrdup(content);
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else
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cur->content = NULL;
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switch (cur->type) {
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case XML_DOCUMENT_FRAG_NODE:
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case XML_ELEMENT_NODE:
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if (cur->content != NULL) {
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free(cur->content);
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cur->content = NULL;
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}
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if (cur->childs != NULL) xmlFreeNode(cur->childs);
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cur->childs = xmlStringGetNodeList(cur->doc, content);
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break;
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case XML_ATTRIBUTE_NODE:
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break;
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case XML_TEXT_NODE:
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case XML_CDATA_SECTION_NODE:
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case XML_ENTITY_REF_NODE:
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case XML_ENTITY_NODE:
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case XML_PI_NODE:
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case XML_COMMENT_NODE:
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if (cur->content != NULL) free(cur->content);
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if (cur->childs != NULL) xmlFreeNode(cur->childs);
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if (content != NULL)
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cur->content = xmlStrdup(content);
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else
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cur->content = NULL;
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case XML_DOCUMENT_NODE:
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case XML_DOCUMENT_TYPE_NODE:
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break;
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case XML_NOTATION_NODE:
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break;
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}
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}
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/**
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@ -1132,30 +1286,44 @@ xmlNodeSetContent(xmlNodePtr cur, const CHAR *content) {
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void
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xmlNodeSetContentLen(xmlNodePtr cur, const CHAR *content, int len) {
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if (cur == NULL) {
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fprintf(stderr, "xmlNodeSetContent : node == NULL\n");
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fprintf(stderr, "xmlNodeSetContentLen : node == NULL\n");
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return;
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}
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if (cur->content != NULL) free(cur->content);
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if (content != NULL)
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cur->content = xmlStrndup(content, len);
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else
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cur->content = NULL;
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}
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/**
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* xmlNodeAddContent:
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* @cur: the node being modified
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* @content: extra content
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*
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* Append the extra substring to the node content.
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*/
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void
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xmlNodeAddContent(xmlNodePtr cur, const CHAR *content) {
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if (cur == NULL) {
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fprintf(stderr, "xmlNodeAddContent : node == NULL\n");
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return;
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switch (cur->type) {
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case XML_DOCUMENT_FRAG_NODE:
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case XML_ELEMENT_NODE:
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if (cur->content != NULL) {
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free(cur->content);
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cur->content = NULL;
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}
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if (cur->childs != NULL) xmlFreeNode(cur->childs);
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cur->childs = xmlStringLenGetNodeList(cur->doc, content, len);
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break;
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case XML_ATTRIBUTE_NODE:
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break;
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case XML_TEXT_NODE:
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case XML_CDATA_SECTION_NODE:
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case XML_ENTITY_REF_NODE:
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case XML_ENTITY_NODE:
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case XML_PI_NODE:
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case XML_COMMENT_NODE:
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if (cur->content != NULL) free(cur->content);
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if (cur->childs != NULL) xmlFreeNode(cur->childs);
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if (content != NULL)
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cur->content = xmlStrndup(content, len);
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else
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cur->content = NULL;
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case XML_DOCUMENT_NODE:
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case XML_DOCUMENT_TYPE_NODE:
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break;
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case XML_NOTATION_NODE:
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if (cur->content != NULL) free(cur->content);
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if (content != NULL)
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cur->content = xmlStrndup(content, len);
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else
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cur->content = NULL;
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break;
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}
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cur->content = xmlStrcat(cur->content, content);
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}
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/**
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@ -1168,11 +1336,96 @@ xmlNodeAddContent(xmlNodePtr cur, const CHAR *content) {
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*/
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void
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xmlNodeAddContentLen(xmlNodePtr cur, const CHAR *content, int len) {
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if (cur == NULL) {
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fprintf(stderr, "xmlNodeAddContentLen : node == NULL\n");
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return;
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}
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if (len <= 0) return;
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switch (cur->type) {
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case XML_DOCUMENT_FRAG_NODE:
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case XML_ELEMENT_NODE: {
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xmlNodePtr last = NULL, new;
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if (cur->childs != NULL) {
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last = cur->childs;
|
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while (last->next != NULL) last = last->next;
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} else {
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if (cur->content != NULL) {
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cur->childs = xmlStringGetNodeList(cur->doc, cur->content);
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free(cur->content);
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cur->content = NULL;
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||||
if (cur->childs != NULL) {
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last = cur->childs;
|
||||
while (last->next != NULL) last = last->next;
|
||||
}
|
||||
}
|
||||
}
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new = xmlStringLenGetNodeList(cur->doc, content, len);
|
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if (new != NULL) {
|
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xmlAddChild(cur, new);
|
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if ((last != NULL) && (last->next == new))
|
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xmlTextMerge(last, new);
|
||||
}
|
||||
break;
|
||||
}
|
||||
case XML_ATTRIBUTE_NODE:
|
||||
break;
|
||||
case XML_TEXT_NODE:
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case XML_CDATA_SECTION_NODE:
|
||||
case XML_ENTITY_REF_NODE:
|
||||
case XML_ENTITY_NODE:
|
||||
case XML_PI_NODE:
|
||||
case XML_COMMENT_NODE:
|
||||
if (content != NULL)
|
||||
cur->content = xmlStrncat(cur->content, content, len);
|
||||
case XML_DOCUMENT_NODE:
|
||||
case XML_DOCUMENT_TYPE_NODE:
|
||||
break;
|
||||
case XML_NOTATION_NODE:
|
||||
if (content != NULL)
|
||||
cur->content = xmlStrncat(cur->content, content, len);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* xmlNodeAddContent:
|
||||
* @cur: the node being modified
|
||||
* @content: extra content
|
||||
*
|
||||
* Append the extra substring to the node content.
|
||||
*/
|
||||
void
|
||||
xmlNodeAddContent(xmlNodePtr cur, const CHAR *content) {
|
||||
int len;
|
||||
|
||||
if (cur == NULL) {
|
||||
fprintf(stderr, "xmlNodeAddContent : node == NULL\n");
|
||||
return;
|
||||
}
|
||||
cur->content = xmlStrncat(cur->content, content, len);
|
||||
if (content == NULL) return;
|
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len = xmlStrlen(content);
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xmlNodeAddContentLen(cur, content, len);
|
||||
}
|
||||
|
||||
/**
|
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* xmlTextMerge:
|
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* @first: the first text node
|
||||
* @second: the second text node being merged
|
||||
*
|
||||
* Merge two text nodes into one
|
||||
* Return values: the first text node augmented
|
||||
*/
|
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xmlNodePtr
|
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xmlTextMerge(xmlNodePtr first, xmlNodePtr second) {
|
||||
if (first == NULL) return(second);
|
||||
if (second == NULL) return(first);
|
||||
if (first->type != XML_TEXT_NODE) return(first);
|
||||
if (second->type != XML_TEXT_NODE) return(first);
|
||||
xmlNodeAddContent(first, second->content);
|
||||
xmlUnlinkNode(second);
|
||||
xmlFreeNode(second);
|
||||
return(first);
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
64
tree.h
64
tree.h
@ -163,7 +163,7 @@ extern int oldXMLWDcompatibility;/* maintain compatibility with old WD */
|
||||
extern int xmlIndentTreeOutput; /* try to indent the tree dumps */
|
||||
|
||||
/*
|
||||
* Functions.
|
||||
* Creating/freeing new structures
|
||||
*/
|
||||
extern xmlDtdPtr xmlNewDtd(xmlDocPtr doc, const CHAR *name,
|
||||
const CHAR *ExternalID, const CHAR *SystemID);
|
||||
@ -177,16 +177,17 @@ extern xmlAttrPtr xmlNewDocProp(xmlDocPtr doc, const CHAR *name,
|
||||
const CHAR *value);
|
||||
extern xmlAttrPtr xmlNewProp(xmlNodePtr node, const CHAR *name,
|
||||
const CHAR *value);
|
||||
extern xmlAttrPtr xmlSetProp(xmlNodePtr node, const CHAR *name,
|
||||
const CHAR *value);
|
||||
extern const CHAR *xmlGetProp(xmlNodePtr node, const CHAR *name);
|
||||
extern xmlNodePtr xmlStringGetNodeList(xmlDocPtr doc, const CHAR *value);
|
||||
extern CHAR *xmlNodeListGetString(xmlDocPtr doc, xmlNodePtr list, int inLine);
|
||||
extern void xmlFreePropList(xmlAttrPtr cur);
|
||||
extern void xmlFreeProp(xmlAttrPtr cur);
|
||||
|
||||
/*
|
||||
* Creating new nodes
|
||||
*/
|
||||
extern xmlNodePtr xmlNewDocNode(xmlDocPtr doc, xmlNsPtr ns,
|
||||
const CHAR *name, CHAR *content);
|
||||
extern xmlNodePtr xmlNewNode(xmlNsPtr ns, const CHAR *name);
|
||||
extern xmlNodePtr xmlNewChild(xmlNodePtr parent, xmlNsPtr ns,
|
||||
const CHAR *name, CHAR *content);
|
||||
extern xmlNodePtr xmlNewDocText(xmlDocPtr doc, const CHAR *content);
|
||||
extern xmlNodePtr xmlNewText(const CHAR *content);
|
||||
extern xmlNodePtr xmlNewDocTextLen(xmlDocPtr doc, const CHAR *content, int len);
|
||||
@ -194,33 +195,66 @@ extern xmlNodePtr xmlNewTextLen(const CHAR *content, int len);
|
||||
extern xmlNodePtr xmlNewDocComment(xmlDocPtr doc, CHAR *content);
|
||||
extern xmlNodePtr xmlNewComment(CHAR *content);
|
||||
extern xmlNodePtr xmlNewReference(xmlDocPtr doc, const CHAR *name);
|
||||
extern xmlNodePtr xmlAddChild(xmlNodePtr parent, xmlNodePtr cur);
|
||||
|
||||
/*
|
||||
* Navigating
|
||||
*/
|
||||
extern xmlNodePtr xmlGetLastChild(xmlNodePtr node);
|
||||
extern int xmlNodeIsText(xmlNodePtr node);
|
||||
|
||||
/*
|
||||
* Changing the structure
|
||||
*/
|
||||
extern xmlNodePtr xmlAddChild(xmlNodePtr parent, xmlNodePtr cur);
|
||||
extern void xmlUnlinkNode(xmlNodePtr cur);
|
||||
|
||||
extern xmlNodePtr xmlTextMerge(xmlNodePtr first, xmlNodePtr second);
|
||||
extern void xmlTextConcat(xmlNodePtr node, const CHAR *content, int len);
|
||||
|
||||
extern void xmlFreeNodeList(xmlNodePtr cur);
|
||||
extern void xmlFreeNode(xmlNodePtr cur);
|
||||
extern void xmlNodeSetContent(xmlNodePtr cur, const CHAR *content);
|
||||
extern void xmlNodeSetContentLen(xmlNodePtr cur, const CHAR *content, int len);
|
||||
extern void xmlNodeAddContent(xmlNodePtr cur, const CHAR *content);
|
||||
extern void xmlNodeAddContentLen(xmlNodePtr cur, const CHAR *content, int len);
|
||||
|
||||
/*
|
||||
* Namespaces
|
||||
*/
|
||||
extern xmlNsPtr xmlSearchNs(xmlDocPtr doc, xmlNodePtr node,
|
||||
const CHAR *nameSpace);
|
||||
extern xmlNsPtr xmlSearchNsByHref(xmlDocPtr doc, xmlNodePtr node,
|
||||
const CHAR *href);
|
||||
extern void xmlSetNs(xmlNodePtr node, xmlNsPtr ns);
|
||||
extern xmlNodePtr xmlNewChild(xmlNodePtr parent, xmlNsPtr ns,
|
||||
const CHAR *name, CHAR *content);
|
||||
extern xmlNodePtr xmlNewChild(xmlNodePtr parent, xmlNsPtr ns,
|
||||
const CHAR *name, CHAR *content);
|
||||
|
||||
/*
|
||||
* Changing the content.
|
||||
*/
|
||||
extern xmlAttrPtr xmlSetProp(xmlNodePtr node, const CHAR *name,
|
||||
const CHAR *value);
|
||||
extern const CHAR *xmlGetProp(xmlNodePtr node, const CHAR *name);
|
||||
extern xmlNodePtr xmlStringGetNodeList(xmlDocPtr doc, const CHAR *value);
|
||||
extern xmlNodePtr xmlStringLenGetNodeList(xmlDocPtr doc, const CHAR *value,
|
||||
int len);
|
||||
extern CHAR *xmlNodeListGetString(xmlDocPtr doc, xmlNodePtr list, int inLine);
|
||||
extern void xmlNodeSetContent(xmlNodePtr cur, const CHAR *content);
|
||||
extern void xmlNodeSetContentLen(xmlNodePtr cur, const CHAR *content, int len);
|
||||
extern void xmlNodeAddContent(xmlNodePtr cur, const CHAR *content);
|
||||
extern void xmlNodeAddContentLen(xmlNodePtr cur, const CHAR *content, int len);
|
||||
extern CHAR *xmlNodeGetContent(xmlNodePtr cur);
|
||||
|
||||
/*
|
||||
* Internal, don't use
|
||||
*/
|
||||
extern void xmlBufferWriteCHAR(const CHAR *string);
|
||||
extern void xmlBufferWriteChar(const char *string);
|
||||
|
||||
/*
|
||||
* Saving
|
||||
*/
|
||||
extern void xmlDocDumpMemory(xmlDocPtr cur, CHAR**mem, int *size);
|
||||
extern void xmlDocDump(FILE *f, xmlDocPtr doc);
|
||||
int xmlSaveFile(const char *filename, xmlDocPtr cur);
|
||||
|
||||
/*
|
||||
* Compression
|
||||
*/
|
||||
extern int xmlGetDocCompressMode (xmlDocPtr doc);
|
||||
extern void xmlSetDocCompressMode (xmlDocPtr doc, int mode);
|
||||
extern int xmlGetCompressMode(void);
|
||||
|
||||
Loading…
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Reference in New Issue
Block a user