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#include "jsmn.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
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;
FILE * f = fopen( "test.config.json", "r" );
fseek( f, 0, SEEK_END );
int len = ftell( f );
fseek( f, 0, SEEK_SET );
char * JSON_STRING = malloc( len );
fread( JSON_STRING, len, 1, f );
fclose( f );
jsmn_parser p;
jsmntok_t t[4096];
jsmn_init(&p);
int r = jsmn_parse(&p, JSON_STRING, len, t, sizeof(t)/sizeof(t[0]));
if (r < 0) {
printf("Failed to parse JSON: %d\n", r);
return 1;
}
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], "acc_bias") == 0) {
/* We may use strndup() to fetch string value */
// printf("ACC_BIAS: %.*s\n", t[i+1].end-t[i+1].start, JSON_STRING + t[i+1].start);
// }
if (jsoneq(JSON_STRING, &t[i], "modelPoints") == 0) {
int k;
jsmntok_t * tk = &t[i+1];
printf( "%d / %d / %d / %d\n", tk->type, tk->start, tk->end, tk->size );
int pts = tk->size;
for( k = 0; k < pts; k++ )
{
tk = &t[i+2+k*4];
printf( "++%d / %d / %d / %d\n", tk->type, tk->start, tk->end, tk->size );
float vals[3];
int m;
for( m = 0; m < 3; m++ )
{
tk++;
if( tk->type != 4 )
{
fprintf( stderr, "Parse error.\n" );
break;
}
printf( "%d\n", tk->type );
}
}
/* We may additionally check if the value is either "true" or "false" */
// printf("- CMap: %.*s\n", t[i+1].end-t[i+1].start,
// JSON_STRING + t[i+1].start);
}
}
return EXIT_SUCCESS;
}
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