Sat, 28 Oct 2017 15:25:17 +0200
adds tar import/export
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2017 Olaf Wintermann. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include "xml.h" static DavXmlNodeType convert_type(xmlElementType type) { DavXmlNodeType ct; switch(type) { default: ct = DAV_XML_NONE; break; case XML_ELEMENT_NODE: ct = DAV_XML_ELEMENT; break; case XML_TEXT_NODE: ct = DAV_XML_TEXT; } return ct; } typedef struct { xmlNode *node; DavXmlNode *parent; } ConvXmlElm; DavXmlNode* dav_convert_xml(DavSession *sn, xmlNode *node) { if(!node) { return NULL; } DavXmlNodeType newnt = convert_type(node->type); if(newnt == DAV_XML_NONE) { return NULL; } UcxMempool *mp = sn->mp; ConvXmlElm *ce = malloc(sizeof(ConvXmlElm)); ce->node = node; ce->parent = NULL; UcxList *stack = ucx_list_prepend(NULL, ce); DavXmlNode *ret = NULL; while(stack) { ConvXmlElm *c = stack->data; stack = ucx_list_remove(stack, stack); xmlNode *n = c->node; DavXmlNode *prev = NULL; while(n) { DavXmlNode *newxn = ucx_mempool_calloc(mp, 1, sizeof(DavXmlNode)); if(!ret) { ret = newxn; } newxn->type = convert_type(n->type); newxn->parent = c->parent; if(c->parent && !c->parent->children) { c->parent->children = newxn; } newxn->prev = prev; if(prev) { prev->next = newxn; } if(newxn->type == DAV_XML_ELEMENT) { newxn->name = dav_session_strdup(sn, (char*)n->name); if(n->ns && n->ns->href) { newxn->namespace = dav_session_strdup(sn, (char*)n->ns->href); } // TODO: copy attributes if(n->children) { ConvXmlElm *convc = malloc(sizeof(ConvXmlElm)); convc->node = n->children; convc->parent = newxn; stack = ucx_list_prepend(stack, convc); } } else if(newxn->type == DAV_XML_TEXT) { sstr_t content = sstrdup_a(mp->allocator, sstr((char*)n->content)); newxn->content = content.ptr; newxn->contentlength = content.length; } prev = newxn; n = n->next; } free(c); } return ret; } void dav_print_xml(DavXmlNode *node) { if(node->type == DAV_XML_ELEMENT) { printf("<%s>", node->name); DavXmlNode *child = node->children; if(child) { dav_print_xml(child); } printf("</%s>", node->name); } else { fwrite(node->content, 1, node->contentlength, stdout); fflush(stdout); } if(node->next) { dav_print_xml(node->next); } } /* ------------------------- public API ------------------------- */ char* dav_xml_getstring(DavXmlNode *node) { if(node && node->type == DAV_XML_TEXT) { return node->content; } else { return NULL; } } DavXmlNode* dav_text_node(DavSession *sn, char *text) { UcxMempool *mp = sn->mp; DavXmlNode *newxn = ucx_mempool_calloc(mp, 1, sizeof(DavXmlNode)); newxn->type = DAV_XML_TEXT; sstr_t content = sstrdup_a(mp->allocator, sstr(text)); newxn->content = content.ptr; newxn->contentlength = content.length; return newxn; }