Annotation of libelwix/example/test_json.c, revision 1.2
1.2 ! misho 1: #include <stdio.h>
! 2: #include <string.h>
! 3: #include <unistd.h>
! 4: #include <fcntl.h>
! 5: #include <errno.h>
! 6: #include <sys/types.h>
! 7: #include <elwix.h>
! 8:
! 9:
! 10: int
! 11: run_simple(json_t *json)
! 12: {
! 13: static const char *teststr = "{\"user\": \"johndoe\", { \"meow\", \"\", \"\aaa\"}, \"admin\": false, \"uid\": 1000, \"objects\" : { \"a\":\"1\", \"b\" : \"2\" ,\"c\" : \"3\", , \"oho\"},\n"
! 14: "\"groups\": [\"users\", \"\", \"wheel\", \"audio\", \"video\"], \"testend\":{\"x\" : \"8\", \"y\":\"7\", \"z\" : \"9\"}}";
! 15: // static const char *teststr = "{}\n[]\n\"sdfsdf\"";
! 16: int i, ret;
! 17: jtok_t *tok, toks[36];
! 18: ait_val_t *v;
! 19: char *str;
! 20: array_t *arr;
! 21:
! 22: json_init(json, 0);
! 23: ret = json_parse(json, teststr, strlen(teststr), NULL, 0);
! 24: if (ret == -1) {
! 25: printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
! 26: return 1;
! 27: } else
! 28: printf("We are need from %d tokens\n", ret);
! 29: json_init(json, 1);
! 30: ret = json_parse(json, teststr, strlen(teststr), NULL, 0);
! 31: if (ret == -1) {
! 32: printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
! 33: return 1;
! 34: } else
! 35: printf("(strict) We are need from %d tokens\n", ret);
! 36: json_init(json, 0);
! 37: ret = json_parse(json, teststr, strlen(teststr), toks, sizeof toks/sizeof *toks);
! 38: if (ret == -1) {
! 39: printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
! 40: return 1;
! 41: } else
! 42: printf("We parsed %d tokens next=%lu\n", ret, json->h_next);
! 43: memset(toks, 0, sizeof toks);
! 44: json_init(json, 1);
! 45: ret = json_parse(json, teststr, strlen(teststr), toks, sizeof toks/sizeof *toks);
! 46: if (ret == -1) {
! 47: printf("Error:: #%d - %s\n", elwix_GetErrno(), elwix_GetError());
! 48: return 1;
! 49: } else
! 50: printf("(strict) We parsed %d tokens next=%lu\n", ret, json->h_next);
! 51:
! 52: if (!(tok = json_findbykey(teststr, "boza s kosmi", toks, ret)))
! 53: printf("Key=\"boza s kosmi\" not found!\n");
! 54: tok = json_findbykey(teststr, "user", toks, ret);
! 55: if (tok) {
! 56: v = json_token2val(teststr, tok);
! 57: 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));
! 58: ait_freeVar(&v);
! 59: }
! 60: tok = json_findbykey(teststr, "admin", toks, ret);
! 61: if (tok) {
! 62: str = json_token2str(teststr, tok);
! 63: 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);
! 64: e_free(str);
! 65: }
! 66: tok = json_findbykey(teststr, "uid", toks, ret);
! 67: if (tok) {
! 68: 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,
! 69: json_token2num(teststr, tok));
! 70: arr = json_token2array(teststr, tok);
! 71: for (i = 0; i < array_Size(arr); i++)
! 72: printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
! 73: ait_freeVars(&arr);
! 74: }
! 75:
! 76: tok = json_findbykey(teststr, "groups", toks, ret);
! 77: if (tok) {
! 78: str = json_token2str(teststr, tok);
! 79: arr = json_token2array(teststr, tok);
! 80: 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);
! 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:
! 87: tok = json_findbykey(teststr, "objects", toks, ret);
! 88: if (tok) {
! 89: str = json_token2str(teststr, tok);
! 90: arr = json_token2array(teststr, tok);
! 91: 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);
! 92: e_free(str);
! 93: for (i = 0; i < array_Size(arr); i++)
! 94: printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
! 95: ait_freeVars(&arr);
! 96: }
! 97:
! 98: tok = json_findbykey(teststr, "testend", toks, ret);
! 99: if (tok) {
! 100: str = json_token2str(teststr, tok);
! 101: arr = json_token2array(teststr, tok);
! 102: 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);
! 103: e_free(str);
! 104: for (i = 0; i < array_Size(arr); i++)
! 105: printf("arr[%d]=%s\n", i, AIT_GET_STR(array(arr, i, ait_val_t*)));
! 106: ait_freeVars(&arr);
! 107: }
! 108:
! 109: return 0;
! 110: }
! 111:
! 112: static int
! 113: dump(const char *jstr, jtok_t *toks, int toksnum, int indent)
! 114: {
! 115: register int i, j, k;
! 116:
! 117: if (!toksnum)
! 118: return 0;
! 119:
! 120: if (toks->tok_type == J_VALUE) {
! 121: printf("%.*s", (int) json_toklen(toks), json_tokstr(jstr, toks));
! 122: return 1;
! 123: } else if (toks->tok_type == J_STRING) {
! 124: printf("%.*s", (int) json_toklen(toks), json_tokstr(jstr, toks));
! 125: return 1;
! 126: } else if (toks->tok_type == J_OBJECT) {
! 127: printf("\n");
! 128: for (j = i = 0; i < json_toksize(toks); i++) {
! 129: for (k = 0; k < indent; k++)
! 130: printf(" ");
! 131: j += dump(jstr, toks + j + 1, toksnum - j, indent + 1);
! 132: printf(": ");
! 133: j += dump(jstr, toks + j + 1, toksnum - j, indent + 1);
! 134: printf("\n");
! 135: }
! 136: return j + 1;
! 137: } else if (toks->tok_type == J_ARRAY) {
! 138: printf("\n");
! 139: for (j = i = 0; i < json_toksize(toks); i++) {
! 140: for (k = 0; k < indent - 1; k++)
! 141: printf(" ");
! 142: printf(" - ");
! 143: j += dump(jstr, toks + j + 1, toksnum - j, indent + 1);
! 144: printf("\n");
! 145: }
! 146: return j + 1;
! 147: }
! 148:
! 149: return 0;
! 150: }
! 151:
! 152: int
! 153: run_dump(json_t *json, char **args)
! 154: {
! 155: int rlen, toksnum, wait4eof = 0;
! 156: char buf[BUFSIZ];
! 157: ait_val_t v;
! 158: jtok_t *toks, *t;
! 159: FILE *f;
! 160:
! 161: json_init(json, 0);
! 162: f = fopen(args[1], "r");
! 163: if (!f) {
! 164: printf("fopen(%s) #%d - %s\n", *args, errno, strerror(errno));
! 165: return 1;
! 166: }
! 167:
! 168: toks = e_malloc(sizeof(jtok_t));
! 169: if (!toks) {
! 170: fclose(f);
! 171: return 1;
! 172: } else
! 173: toksnum = 1;
! 174: AIT_SET_STRSIZ(&v, 1);
! 175: while (42) {
! 176: memset(buf, 0, sizeof buf);
! 177: rlen = fread(buf, 1, sizeof buf, f);
! 178: switch (rlen) {
! 179: case -1:
! 180: printf("Error:: fread() #%d - %s\n", errno, strerror(errno));
! 181: AIT_FREE_VAL(&v);
! 182: e_free(toks);
! 183: fclose(f);
! 184: return 2;
! 185: case 0:
! 186: if (wait4eof)
! 187: return 0;
! 188: printf("Error:: Unexpected termination!\n");
! 189: AIT_FREE_VAL(&v);
! 190: e_free(toks);
! 191: fclose(f);
! 192: return 3;
! 193: default:
! 194: AIT_SET_STRCAT(&v, buf);
! 195: break;
! 196: }
! 197: again:
! 198: rlen = json_parse(json, AIT_GET_STR(&v), AIT_LEN(&v), toks, toksnum);
! 199: if (rlen == (u_int) -1) {
! 200: if (elwix_GetErrno() == J_ERR_NOMEM) {
! 201: toksnum *= 2;
! 202: t = e_realloc(toks, sizeof(jtok_t) * toksnum);
! 203: if (t) {
! 204: toks = t;
! 205: goto again;
! 206: }
! 207: }
! 208: } else {
! 209: dump(AIT_GET_STR(&v), toks, json->h_next, 0);
! 210: wait4eof = 1;
! 211: }
! 212: }
! 213: AIT_FREE_VAL(&v);
! 214: e_free(toks);
! 215: fclose(f);
! 216:
! 217: return 0;
! 218: }
! 219:
! 220: int
! 221: run_make()
! 222: {
! 223: char str[BUFSIZ];
! 224: ait_val_t *v;
! 225: array_t *arr;
! 226:
! 227: arr = ait_allocVars(4);
! 228: v = ait_getVars(&arr, 0);
! 229: AIT_SET_I16(v, 4444);
! 230: v = ait_getVars(&arr, 1);
! 231: AIT_SET_STR(v, "sezam");
! 232: v = ait_getVars(&arr, 2);
! 233: AIT_SET_U8(v, 0x1c);
! 234: v = ait_getVars(&arr, 3);
! 235: AIT_SET_STR(v, "0x45af");
! 236:
! 237: json_add_begin_object(str, sizeof str, 42);
! 238: json_add_pair(str, sizeof str, 42, "boza", "s kosmi");
! 239: json_add_comma(str, sizeof str, 42);
! 240: json_add_string(str, sizeof str, 0, "number");
! 241: json_add_colon(str, sizeof str, 42);
! 242: json_add_value(str, sizeof str, 0, 1234567890);
! 243: json_add_comma(str, sizeof str, 42);
! 244: json_add_string(str, sizeof str, 0, "obj__");
! 245: json_add_colon(str, sizeof str, 42);
! 246: json_add_begin_object(str, sizeof str, 42);
! 247: json_add_pair(str, sizeof str, 42, "subkey", "val0");
! 248: json_add_end_object(str, sizeof str, 42);
! 249: json_add_comma(str, sizeof str, 42);
! 250: json_add_string(str, sizeof str, 0, "arr4e");
! 251: json_add_colon(str, sizeof str, 42);
! 252: json_add_array(str, sizeof str, 42, arr);
! 253: json_add_end_object(str, sizeof str, 42);
! 254: ait_freeVars(&arr);
! 255:
! 256: printf("%s\n", str);
! 257: return 0;
! 258: }
! 259:
! 260: int
! 261: main(int argc, char **argv)
! 262: {
! 263: json_t json;
! 264:
! 265: if (argc < 2)
! 266: return run_simple(&json);
! 267: else if (argc < 3)
! 268: return run_make();
! 269: else
! 270: return run_dump(&json, argv);
! 271:
! 272: return 0;
! 273: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/cvsweb/back.gif){kind=icon}
Return to test_json.c CVS log ![[TXT]](/icons/cvsweb/text.gif){kind=icon}
![[DIR]](/icons/cvsweb/dir.gif){kind=icon}
Up to [ELWIX - Embedded LightWeight unIX -] / libelwix / example