File:  [ELWIX - Embedded LightWeight unIX -] / libelwix / example / test_json.c
Revision 1.1.2.4: download - view: text, annotated - select for diffs - revision graph
Tue Nov 28 11:14:00 2017 UTC (6 years, 6 months ago) by misho
Branches: elwix4_5
finish json parser

    1: #include <stdio.h>
    2: #include <string.h>
    3: #include <unistd.h>
    4: #include <fcntl.h>
    5: #include <sys/types.h>
    6: #include <elwix.h>
    7: 
    8: 
    9: int
   10: run_simple(json_t *json)
   11: {
   12: 	static const char *teststr = "{\"user\": \"johndoe\", { \"meow\", \"\", \"\aaa\"}, \"admin\": false, \"uid\": 1000, \"objects\" : { \"a\":\"1\", \"b\" : \"2\" ,\"c\" : \"3\", , \"oho\"},\n"
   13:         				"\"groups\": [\"users\", \"\", \"wheel\", \"audio\", \"video\"], \"testend\":{\"x\" : \"8\", \"y\":\"7\", \"z\" : \"9\"}}";
   14: 	int i, ret;
   15: 	jtok_t *tok, toks[36];
   16: 	ait_val_t *v;
   17: 	char *str;
   18: 	array_t *arr;
   19: 
   20: 	json_init(json, 0);
   21: 	ret = json_parse(json, teststr, strlen(teststr), NULL, 0);
   22: 	if (ret == -1) {
   23: 		printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
   24: 		return 1;
   25: 	} else
   26: 		printf("We are need from %d tokens\n", ret);
   27: 	json_init(json, 1);
   28: 	ret = json_parse(json, teststr, strlen(teststr), NULL, 0);
   29: 	if (ret == -1) {
   30: 		printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
   31: 		return 1;
   32: 	} else
   33: 		printf("(strict) We are need from %d tokens\n", ret);
   34: 	json_init(json, 0);
   35: 	ret = json_parse(json, teststr, strlen(teststr), toks, sizeof toks/sizeof *toks);
   36: 	if (ret == -1) {
   37: 		printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
   38: 		return 1;
   39: 	} else
   40: 		printf("We parsed %d tokens next=%lu\n", ret, json->h_next);
   41: 	memset(toks, 0, sizeof toks);
   42: 	json_init(json, 1);
   43: 	ret = json_parse(json, teststr, strlen(teststr), toks, sizeof toks/sizeof *toks);
   44: 	if (ret == -1) {
   45: 		printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
   46: 		return 1;
   47: 	} else
   48: 		printf("(strict) We parsed %d tokens next=%lu\n", ret, json->h_next);
   49: 
   50: 	if (!(tok = json_findbykey(teststr, "boza s kosmi", toks, ret)))
   51: 		printf("Key=\"boza s kosmi\" not found!\n");
   52: 	tok = json_findbykey(teststr, "user", toks, ret);
   53: 	v = json_token2val(teststr, tok);
   54: 	printf("Key=\"user\" data parent=%ld idx=%ld size=%ld type=%d %s\n", tok->tok_parent, tok->tok_idx, tok->tok_size, tok->tok_type, AIT_GET_STR(v));
   55: 	ait_freeVar(&v);
   56: 	tok = json_findbykey(teststr, "admin", toks, ret);
   57: 	str = json_token2str(teststr, tok);
   58: 	printf("Key=\"admin\" data parent=%ld idx=%ld size=%ld type=%d %s\n", tok->tok_parent, tok->tok_idx, tok->tok_size, tok->tok_type, str);
   59: 	e_free(str);
   60: 	tok = json_findbykey(teststr, "uid", toks, ret);
   61: 	printf("Key=\"uid\" data parent=%ld idx=%ld size=%ld type=%d %ld\n", tok->tok_parent, tok->tok_idx, tok->tok_size, tok->tok_type, 
   62: 			json_token2num(teststr, tok));
   63: 	arr = json_token2array(teststr, tok);
   64: 	for (i = 0; i < array_Size(arr); i++)
   65: 		printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
   66: 	ait_freeVars(&arr);
   67: 
   68: 	tok = json_findbykey(teststr, "groups", toks, ret);
   69: 	str = json_token2str(teststr, tok);
   70: 	arr = json_token2array(teststr, tok);
   71: 	printf("Key=\"groups\" data parent=%ld idx=%ld size=%ld type=%d %s\n", tok->tok_parent, tok->tok_idx, tok->tok_size, tok->tok_type, str);
   72: 	e_free(str);
   73: 	for (i = 0; i < array_Size(arr); i++)
   74: 		printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
   75: 	ait_freeVars(&arr);
   76: 
   77: 	tok = json_findbykey(teststr, "objects", toks, ret);
   78: 	str = json_token2str(teststr, tok);
   79: 	arr = json_token2array(teststr, tok);
   80: 	printf("Key=\"objects\" data parent=%ld idx=%ld size=%ld type=%d %s\n", tok->tok_parent, tok->tok_idx, tok->tok_size, tok->tok_type, str);
   81: 	e_free(str);
   82: 	for (i = 0; i < array_Size(arr); i++)
   83: 		printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
   84: 	ait_freeVars(&arr);
   85: 
   86: 	tok = json_findbykey(teststr, "testend", toks, ret);
   87: 	str = json_token2str(teststr, tok);
   88: 	arr = json_token2array(teststr, tok);
   89: 	printf("Key=\"testend\" data parent=%ld idx=%ld size=%ld type=%d %s\n", tok->tok_parent, tok->tok_idx, tok->tok_size, tok->tok_type, str);
   90: 	e_free(str);
   91: 	for (i = 0; i < array_Size(arr); i++)
   92: 		printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
   93: 	ait_freeVars(&arr);
   94: 
   95: 	return 0;
   96: }
   97: 
   98: int
   99: main(int argc, char **argv)
  100: {
  101: 	json_t json;
  102: 
  103: 	if (argc < 2)
  104: 		return run_simple(&json);
  105: 
  106: 	return 0;
  107: }

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