]> 4ch.mooo.com Git - 16.git/blobdiff - src/lib/jsmn/example/simple.c
compiling wwww
[16.git] / src / lib / jsmn / example / simple.c
diff --git a/src/lib/jsmn/example/simple.c b/src/lib/jsmn/example/simple.c
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@@ -1,75 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include "../jsmn.h"
-
-/*
- * A small example of jsmn parsing when JSON structure is known and number of
- * tokens is predictable.
- */
-
-const char *JSON_STRING =
-       "{\"user\": \"johndoe\", \"admin\": false, \"uid\": 1000,\n  "
-       "\"groups\": [\"users\", \"wheel\", \"audio\", \"video\"]}";
-
-static int jsoneq(const char *json, jsmntok_t *tok, const char *s) {
-       if (tok->type == JSMN_STRING && (int) strlen(s) == tok->end - tok->start &&
-                       strncmp(json + tok->start, s, tok->end - tok->start) == 0) {
-               return 0;
-       }
-       return -1;
-}
-
-int main() {
-       int i;
-       int r;
-       jsmn_parser p;
-       jsmntok_t t[128]; /* We expect no more than 128 tokens */
-
-       jsmn_init(&p);
-       r = jsmn_parse(&p, JSON_STRING, strlen(JSON_STRING), t, sizeof(t)/sizeof(t[0]));
-       if (r < 0) {
-               printf("Failed to parse JSON: %d\n", r);
-               return 1;
-       }
-
-       /* Assume the top-level element is an object */
-       if (r < 1 || t[0].type != JSMN_OBJECT) {
-               printf("Object expected\n");
-               return 1;
-       }
-
-       /* Loop over all keys of the root object */
-       for (i = 1; i < r; i++) {
-               if (jsoneq(JSON_STRING, &t[i], "user") == 0) {
-                       /* We may use strndup() to fetch string value */
-                       printf("- User: %.*s\n", t[i+1].end-t[i+1].start,
-                                       JSON_STRING + t[i+1].start);
-                       i++;
-               } else if (jsoneq(JSON_STRING, &t[i], "admin") == 0) {
-                       /* We may additionally check if the value is either "true" or "false" */
-                       printf("- Admin: %.*s\n", t[i+1].end-t[i+1].start,
-                                       JSON_STRING + t[i+1].start);
-                       i++;
-               } else if (jsoneq(JSON_STRING, &t[i], "uid") == 0) {
-                       /* We may want to do strtol() here to get numeric value */
-                       printf("- UID: %.*s\n", t[i+1].end-t[i+1].start,
-                                       JSON_STRING + t[i+1].start);
-                       i++;
-               } else if (jsoneq(JSON_STRING, &t[i], "groups") == 0) {
-                       int j;
-                       printf("- Groups:\n");
-                       if (t[i+1].type != JSMN_ARRAY) {
-                               continue; /* We expect groups to be an array of strings */
-                       }
-                       for (j = 0; j < t[i+1].size; j++) {
-                               jsmntok_t *g = &t[i+j+2];
-                               printf("  * %.*s\n", g->end - g->start, JSON_STRING + g->start);
-                       }
-                       i += t[i+1].size + 1;
-               } else {
-                       printf("Unexpected key: %.*s\n", t[i].end-t[i].start,
-                                       JSON_STRING + t[i].start);
-               }
-       }
-       return 0;
-}