--- /dev/null
+/*
+ * Copyright 2007-2009, Lloyd Hilaiel.
+ *
+ * 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.
+ *
+ * 3. Neither the name of Lloyd Hilaiel nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 <yajl/yajl_parse.h>
+#include <yajl/yajl_gen.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static int reformat_null(void * ctx)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_null(g);
+ return 1;
+}
+
+static int reformat_boolean(void * ctx, int boolean)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_bool(g, boolean);
+ return 1;
+}
+
+static int reformat_number(void * ctx, const char * s, unsigned int l)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_number(g, s, l);
+ return 1;
+}
+
+static int reformat_string(void * ctx, const unsigned char * stringVal,
+ unsigned int stringLen)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_string(g, stringVal, stringLen);
+ return 1;
+}
+
+static int reformat_map_key(void * ctx, const unsigned char * stringVal,
+ unsigned int stringLen)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_string(g, stringVal, stringLen);
+ return 1;
+}
+
+static int reformat_start_map(void * ctx)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_map_open(g);
+ return 1;
+}
+
+
+static int reformat_end_map(void * ctx)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_map_close(g);
+ return 1;
+}
+
+static int reformat_start_array(void * ctx)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_array_open(g);
+ return 1;
+}
+
+static int reformat_end_array(void * ctx)
+{
+ yajl_gen g = (yajl_gen) ctx;
+ yajl_gen_array_close(g);
+ return 1;
+}
+
+static yajl_callbacks callbacks = {
+ reformat_null,
+ reformat_boolean,
+ NULL,
+ NULL,
+ reformat_number,
+ reformat_string,
+ reformat_start_map,
+ reformat_map_key,
+ reformat_end_map,
+ reformat_start_array,
+ reformat_end_array
+};
+
+static void
+usage(const char * progname)
+{
+ fprintf(stderr, "usage: %s <filename>\n"
+ " -m minimize json rather than beautify (default)\n"
+ " -u allow invalid UTF8 inside strings during parsing\n",
+ progname);
+ exit(1);
+
+}
+
+int
+main(int argc, char ** argv)
+{
+ yajl_handle hand;
+ static unsigned char fileData[65536];
+ /* generator config */
+ yajl_gen_config conf = { 1, " " };
+ yajl_gen g;
+ yajl_status stat;
+ size_t rd;
+ /* allow comments */
+ yajl_parser_config cfg = { 1, 1 };
+ int done = 0;
+
+ /* check arguments. We expect exactly one! */
+ if (argc == 2) {
+ if (!strcmp("-m", argv[1])) {
+ conf.beautify = 0;
+
+ } else if (!strcmp("-u", argv[1])) {
+ cfg.checkUTF8 = 0;
+ } else {
+ usage(argv[0]);
+ }
+ } else if (argc != 1) {
+ usage(argv[0]);
+ }
+
+ g = yajl_gen_alloc(&conf, NULL);
+
+ /* ok. open file. let's read and parse */
+ hand = yajl_alloc(&callbacks, &cfg, NULL, (void *) g);
+
+ while (!done) {
+ rd = fread((void *) fileData, 1, sizeof(fileData) - 1, stdin);
+
+ if (rd == 0) {
+ if (!feof(stdin)) {
+ fprintf(stderr, "error on file read.\n");
+ break;
+ }
+ done = 1;
+ }
+ fileData[rd] = 0;
+
+ if (done)
+ /* parse any remaining buffered data */
+ stat = yajl_parse_complete(hand);
+ else
+ /* read file data, pass to parser */
+ stat = yajl_parse(hand, fileData, rd);
+
+ if (stat != yajl_status_ok &&
+ stat != yajl_status_insufficient_data)
+ {
+ unsigned char * str = yajl_get_error(hand, 1, fileData, rd);
+ fprintf(stderr, (const char *) str);
+ yajl_free_error(hand, str);
+ } else {
+ const unsigned char * buf;
+ unsigned int len;
+ yajl_gen_get_buf(g, &buf, &len);
+ fwrite(buf, 1, len, stdout);
+ yajl_gen_clear(g);
+ }
+ }
+
+ yajl_gen_free(g);
+ yajl_free(hand);
+
+ return 0;
+}