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authorAldrik Ramaekers <aldrikboy@gmail.com>2025-08-23 11:18:44 +0200
committerAldrik Ramaekers <aldrikboy@gmail.com>2025-08-23 11:18:44 +0200
commit359422c97cce93bbb27051f9df3efb45bd0b9052 (patch)
tree2e352bb852a25390d40d45e199f835d218ad497f /libs/xml.c/test/example.c
parent8ea59863c5d13e68e080cf7612047ea4c655292c (diff)
settings file writing
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+/**
+ * Copyright (c) 2012 ooxi/xml.c
+ * https://github.com/ooxi/xml.c
+ *
+ * This software is provided 'as-is', without any express or implied warranty.
+ * In no event will the authors be held liable for any damages arising from the
+ * use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software in a
+ * product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any source distribution.
+ */
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <xml.h>
+
+
+
+int main(int argc, char** argv) {
+
+ /* XML source, could be read from disk
+ */
+ uint8_t* source = ""
+ "<Root>"
+ "<Hello>World</Hello>"
+ "<This>"
+ "<Is>:-)</Is>"
+ "<An>:-O</An>"
+ "<Example>:-D</Example>"
+ "</This>"
+ "</Root>"
+ ;
+
+
+ /* Parse the document
+ *
+ * Watch out: Remember not to free the source until you have freed the
+ * document itself. If you have to free the source before, supply a
+ * copy to xml_parse_document which can be freed together with the
+ * document (`free_buffer' argument to `xml_document_free')
+ */
+ struct xml_document* document = xml_parse_document(source, strlen(source));
+
+ /* You _have_ to check the result of `xml_parse_document', if it's 0
+ * then the source could not be parsed. If you think this is a bug in
+ * xml.c, than use a debug build (cmake -DCMAKE_BUILD_TYPE=Debug) which
+ * will verbosely tell you about the parsing process
+ */
+ if (!document) {
+ printf("Could parse document\n");
+ exit(EXIT_FAILURE);
+ }
+ struct xml_node* root = xml_document_root(document);
+
+
+ /* Say Hello World :-)
+ */
+ struct xml_node* root_hello = xml_node_child(root, 0);
+ struct xml_string* hello = xml_node_name(root_hello);
+ struct xml_string* world = xml_node_content(root_hello);
+
+ /* Watch out: `xml_string_copy' will not 0-terminate your buffers! (but
+ * `calloc' will :-)
+ */
+ uint8_t* hello_0 = calloc(xml_string_length(hello) + 1, sizeof(uint8_t));
+ uint8_t* world_0 = calloc(xml_string_length(world) + 1, sizeof(uint8_t));
+ xml_string_copy(hello, hello_0, xml_string_length(hello));
+ xml_string_copy(world, world_0, xml_string_length(world));
+
+ printf("%s %s\n", hello_0, world_0);
+ free(hello_0);
+ free(world_0);
+
+
+ /* Extract amount of Root/This children
+ */
+ struct xml_node* root_this = xml_node_child(root, 1);
+ printf("Root/This has %lu children\n", (unsigned long)xml_node_children(root_this));
+
+
+ /* Remember to free the document or you'll risk a memory leak
+ */
+ xml_document_free(document, false);
+}
+