added missing licenses

[chaz/yoink] / src / Moof / yajl / reformatter / json_reformat.c

diff --git a/src/Moof/yajl/reformatter/json_reformat.c b/src/Moof/yajl/reformatter/json_reformat.c
new file mode 100644 (file)
index 0000000..a85f2ea
--- /dev/null
+++ b/src/Moof/yajl/reformatter/json_reformat.c
@@ -0,0 +1,202 @@
+/*
+ * 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;
+}