WBXML_DECLARE(void) wbxml_tree_node_destroy(WBXMLTreeNode *node) { if (node == NULL) return; wbxml_tag_destroy(node->name); wbxml_list_destroy(node->attrs, wbxml_attribute_destroy_item); wbxml_buffer_destroy(node->content); wbxml_tree_destroy(node->tree); wbxml_free(node); }
WBXML_DECLARE_NONSTD(void) wbxml_buffer_destroy_item(void *buff) { wbxml_buffer_destroy((WBXMLBuffer *) buff); }
void wbxml_tree_clb_xml_end_element(void *ctx, const XML_Char *localName) { WBXMLTreeClbCtx *tree_ctx = (WBXMLTreeClbCtx *) ctx; WBXMLBuffer *content = NULL; WBXMLTreeNode *node = NULL; WBXMLError ret = WBXML_OK; WBXML_DEBUG((WBXML_PARSER, "Expat element end callback ('%s')", localName)); /* If the node is flagged as binary node * then the data is base64 encoded in the XML document * and the data must be decoded in one step. * Examples: Microsoft ActiveSync tags ConversationId or MIME */ node = tree_ctx->current; if (node && node->type == WBXML_TREE_ELEMENT_NODE && node->name->type == WBXML_VALUE_TOKEN && node->name->u.token->options & WBXML_TAG_OPTION_BINARY) { if (node->content == NULL) { WBXML_DEBUG((WBXML_PARSER, " Binary tag: No content => no conversion!")); } else { WBXML_DEBUG((WBXML_PARSER, " Binary tag: Convert base64 data")); ret = wbxml_buffer_decode_base64(node->content); if (ret != WBXML_OK) { WBXML_DEBUG((WBXML_PARSER, " Binary tag: Base64 decoder failed!")); tree_ctx->error = ret; } else { /* Add the buffer as a regular string node (since libwbxml doesn't * offer a way to specify an opaque data node). The WBXML * encoder is responsible for generating correct opaque data for * nodes like this. */ if (wbxml_tree_add_text(tree_ctx->tree, tree_ctx->current, (const WB_UTINY*)wbxml_buffer_get_cstr(node->content), wbxml_buffer_len(node->content)) == NULL) { WBXML_DEBUG((WBXML_PARSER, " Binary tag: Cannot add base64 decoded node!")); tree_ctx->error = WBXML_ERROR_INTERNAL; } } /* safe cleanup */ content = node->content; node->content = NULL; wbxml_buffer_destroy(content); } } if (tree_ctx->expat_utf16) { /** @todo Convert from UTF-16 to UTF-8 */ } /* Check for Error */ if (tree_ctx->error != WBXML_OK) return; /* Are we skipping a whole node ? */ if (tree_ctx->skip_lvl > 0) { if (tree_ctx->skip_lvl == 1) { /* End of skipped node */ #if defined( WBXML_SUPPORT_SYNCML ) if (WBXML_STRCMP(localName, "syncml:devinf:DevInf") == 0 || WBXML_STRCMP(localName, "syncml:dmddf1.2:MgmtTree") == 0) { /* definitions first ... or some compilers don't like it */ WBXMLBuffer *embed_doc = NULL; WBXMLTree *tree = NULL; const WBXMLLangEntry *lang; /* Get embedded DevInf or DM DDF Document */ embed_doc = wbxml_buffer_create(tree_ctx->input_buff + tree_ctx->skip_start, XML_GetCurrentByteIndex(tree_ctx->xml_parser) - tree_ctx->skip_start, XML_GetCurrentByteIndex(tree_ctx->xml_parser) - tree_ctx->skip_start + 10); if (embed_doc == NULL) { tree_ctx->error = WBXML_ERROR_NOT_ENOUGH_MEMORY; wbxml_buffer_destroy(embed_doc); return; } if (tree_ctx->expat_utf16) { /** @todo Convert from UTF-16 to UTF-8 */ } /* Check Buffer Creation and add the closing tag */ if ((WBXML_STRCMP(localName, "syncml:devinf:DevInf") == 0 && (!wbxml_buffer_append_cstr(embed_doc, "</DevInf>"))) || (WBXML_STRCMP(localName, "syncml:dmddf1.2:MgmtTree") == 0 && (!wbxml_buffer_append_cstr(embed_doc, "</MgmtTree>")))) { tree_ctx->error = WBXML_ERROR_NOT_ENOUGH_MEMORY; wbxml_buffer_destroy(embed_doc); return; } /* Add doctype to give the XML parser a chance */ if (WBXML_STRCMP(localName, "syncml:dmddf1.2:MgmtTree") == 0 && tree_ctx->tree->lang->langID != WBXML_LANG_SYNCML_SYNCML12) { tree_ctx->error = WBXML_ERROR_UNKNOWN_XML_LANGUAGE; wbxml_buffer_destroy(embed_doc); return; } switch(tree_ctx->tree->lang->langID) { case WBXML_LANG_SYNCML_SYNCML10: lang = wbxml_tables_get_table(WBXML_LANG_SYNCML_DEVINF10); break; case WBXML_LANG_SYNCML_SYNCML11: lang = wbxml_tables_get_table(WBXML_LANG_SYNCML_DEVINF11); break; case WBXML_LANG_SYNCML_SYNCML12: if (WBXML_STRCMP(localName, "syncml:dmddf1.2:MgmtTree") == 0) { lang = wbxml_tables_get_table(WBXML_LANG_SYNCML_DMDDF12); } else { lang = wbxml_tables_get_table(WBXML_LANG_SYNCML_DEVINF12); } break; default: tree_ctx->error = WBXML_ERROR_UNKNOWN_XML_LANGUAGE; wbxml_buffer_destroy(embed_doc); return; } assert (lang!= NULL); if (lang == NULL) { tree_ctx->error = WBXML_ERROR_UNKNOWN_XML_LANGUAGE; wbxml_buffer_destroy(embed_doc); return; } /* DOCTYPE in reverse order */ if (!wbxml_buffer_insert_cstr(embed_doc,(WB_UTINY *) "\">\n", 0) || /* > */ !wbxml_buffer_insert_cstr(embed_doc, (WB_UTINY *) lang->publicID->xmlDTD, 0) || /* DTD */ !wbxml_buffer_insert_cstr(embed_doc, (WB_UTINY *) "\" \"", 0) || /* DTD */ !wbxml_buffer_insert_cstr(embed_doc, (WB_UTINY *) lang->publicID->xmlPublicID, 0) || /* Public ID */ !wbxml_buffer_insert_cstr(embed_doc, (WB_UTINY *) " PUBLIC \"", 0) || /* PUBLIC " */ !wbxml_buffer_insert_cstr(embed_doc, (WB_UTINY *) lang->publicID->xmlRootElt, 0) || /* Root Element */ !wbxml_buffer_insert_cstr(embed_doc, (WB_UTINY *) "<!DOCTYPE ", 0)) /* <!DOCTYPE */ { tree_ctx->error = WBXML_ERROR_ENCODER_APPEND_DATA; wbxml_buffer_destroy(embed_doc); return; } WBXML_DEBUG((WBXML_PARSER, "\t Embedded Doc : '%s'", wbxml_buffer_get_cstr(embed_doc))); /* Parse 'DevInf' Document */ if ((ret = wbxml_tree_from_xml(wbxml_buffer_get_cstr(embed_doc), wbxml_buffer_len(embed_doc), &tree)) != WBXML_OK) { tree_ctx->error = ret; wbxml_buffer_destroy(embed_doc); return; } /* Add Tree Node */ tree_ctx->current = wbxml_tree_add_tree(tree_ctx->tree, tree_ctx->current, tree); if (tree_ctx->current == NULL) { tree_ctx->error = WBXML_ERROR_INTERNAL; wbxml_tree_destroy(tree); wbxml_buffer_destroy(embed_doc); return; } /* Clean-up */ wbxml_buffer_destroy(embed_doc); tree_ctx->skip_lvl = 0; } #endif /* WBXML_SUPPORT_SYNCML */ } else { tree_ctx->skip_lvl--; return; } } if (tree_ctx->current == NULL) { tree_ctx->error = WBXML_ERROR_INTERNAL; return; } if (tree_ctx->current->parent == NULL) { /* This must be the Root Element */ if (tree_ctx->current != tree_ctx->tree->root) { tree_ctx->error = WBXML_ERROR_INTERNAL; } } else { #if defined ( WBXML_SUPPORT_SYNCML ) /* Have we added a missing CDATA section ? * If so, we assume that now that we have reached an end of Element, * the CDATA section ended, and so we go back to parent. */ if ((tree_ctx->current != NULL) && (tree_ctx->current->type == WBXML_TREE_CDATA_NODE)) tree_ctx->current = tree_ctx->current->parent; #endif /* WBXML_SUPPORT_SYNCML */ /* Go back one step upper in the tree */ tree_ctx->current = tree_ctx->current->parent; } }
/** @todo Rewrite this function (use wbxml_tree_node_* functions) */ WBXML_DECLARE(WB_BOOL) wbxml_tree_add_node(WBXMLTree *tree, WBXMLTreeNode *parent, WBXMLTreeNode *node) { WBXMLTreeNode *tmp = NULL; if ((tree == NULL) || (node == NULL)) return FALSE; /* Set parent to new node */ node->parent = parent; /* Check if this is the Root Element */ if (parent != NULL) { /* This is not the Root Element... search for previous sibbling element */ if (parent->children != NULL) { /* Add this Node to end of Sibbling Node list of Parent */ tmp = parent->children; /* !!! WARNING !!! * EXPAT splits <html> into three separate text nodes. * Therefore it is necessary to scan for splitted text nodes and * join them to get consistent text nodes. */ /* If the handled node is a text node and the last node is a text node * then the last node must be replace. * Otherwise the node will be appended. */ while (tmp->next != NULL) tmp = tmp->next; if (node->type == WBXML_TREE_TEXT_NODE && tmp->type == WBXML_TREE_TEXT_NODE) { /* join the two text nodes and replace the present text node */ if (!wbxml_buffer_append(tmp->content, node->content)) return FALSE; if (tmp->prev == NULL) { /* tmp is first child */ parent->children = node; } else { /* tmp is not first child */ tmp->prev->next = node; node->prev = tmp->prev; } wbxml_buffer_destroy(node->content); node->content = tmp->content; tmp->content = NULL; wbxml_tree_node_destroy(tmp); } else { /* normal situation => append node */ node->prev = tmp; tmp->next = node; } } else { /* No previous sibbling element */ parent->children = node; } } else { /* We do NOT allow replacement of an existing Tree Node */ if (tree->root != NULL) return FALSE; /* This is the Root Element */ tree->root = node; } return TRUE; }