Quick and dirty plist xml dump/formatter for debugging/representation

plist.c

#include <stdio.h>
#include <plist/plist.h>

#define INDENT 4
void plist_dump(plist_t plist, int depth)
{
	for (int i = 0; i < depth * INDENT; i++)
		printf(" ");

	if (PLIST_IS_BOOLEAN(plist)) {
		unsigned char val;
		plist_get_bool_val(plist, &val);
		printf("<bool>%s</bool>\n", val ? "true" : "false");
	} else if (PLIST_IS_UINT(plist)) {
		unsigned long val;
		plist_get_uint_val(plist, &val);
		printf("<uint>%lu</uint>\n", val);
	} else if (PLIST_IS_REAL(plist)) {
		double val;
		plist_get_real_val(plist, &val);
		printf("<real>%f</real>\n", val);
	} else if (PLIST_IS_STRING(plist)) {
		char *val;
		plist_get_string_val(plist, &val);
		printf("<string>%s</string>\n", val);
		free(val);
	} else if (PLIST_IS_ARRAY(plist)) {
		plist_array_iter iter;
		plist_array_new_iter(plist, &iter);
		plist_t val;
		printf("<array>\n");
		int id = 0;
		while (1) {
			plist_array_next_item(plist, iter, &val);
			if (!val)
				break;

			for (int i = 0; i < (depth + 1) * INDENT; i++)
				printf(" ");
			printf("<array_item id=\"%d\">\n", id++);

			plist_dump(val, depth + 2);

			for (int i = 0; i < (depth + 1) * INDENT; i++)
				printf(" ");
			printf("</array_item>\n");
		}
		for (int i = 0; i < depth * INDENT; i++)
			printf(" ");
		printf("</array>\n");
	} else if (PLIST_IS_DICT(plist)) {
		plist_dict_iter iter;
		plist_dict_new_iter(plist, &iter);
		char *key = 0;
		plist_t val;
		printf("<dict>\n");
		int id = 0;
		while (1) {
			plist_dict_next_item(plist, iter, &key, &val);
			if (!key || !val)
				break;

			for (int i = 0; i < (depth + 1) * INDENT; i++)
				printf(" ");
			printf("<dict_item key=\"%s\" id=\"%d\">\n", key, id++);

			plist_dump(val, depth + 2);
			free(key);

			for (int i = 0; i < (depth + 1) * INDENT; i++)
				printf(" ");
			printf("</dict_item>\n");
		}
		for (int i = 0; i < depth * INDENT; i++)
			printf(" ");
		printf("</dict>\n");
	} else if (PLIST_IS_DATE(plist)) {
		int sec, usec;
		plist_get_date_val(plist, &sec, &usec);
		printf("<date>%d</date>\n", sec); // Since 01/01/2001
	} else if (PLIST_IS_DATA(plist)) {
		char *val;
		unsigned long length;
		plist_get_data_val(plist, &val, &length);
		printf("<data>%.*s</data>\n", (int)length, val);
		free(val);
	} else if (PLIST_IS_KEY(plist)) {
		char *val;
		plist_get_key_val(plist, &val);
		printf("<key>%s</key>\n", val);
		free(val);
	} else if (PLIST_IS_UID(plist)) {
		unsigned long val;
		plist_get_uid_val(plist, &val);
		printf("<uid>%lu</uid>\n", val);
	}
}