1 /* 2 * Display directory contents 3 */ 4 #include <stdlib.h> 5 #include <stdio.h> 6 #include <console.h> 7 #include <string.h> 8 #include <com32.h> 9 #include <zzjson/zzjson.h> 10 #include <stdarg.h> 11 12 static void myerror(void *ehandle, const char *format, ...) { 13 va_list ap; 14 fprintf(ehandle, "error: "); 15 va_start(ap, format); 16 vfprintf(ehandle, format, ap); 17 va_end(ap); 18 fputc('\n', ehandle); 19 } 20 21 22 int main(int argc, char *argv[]) 23 { 24 #if 0 25 /* this hangs! */ 26 openconsole(&dev_rawcon_r, &dev_stdcon_w); 27 #else 28 /* this works */ 29 openconsole(&dev_rawcon_r, &dev_ansiserial_w); 30 #endif 31 (void) argc; 32 (void) argv; 33 ZZJSON *tmp; 34 ZZJSON_CONFIG config = { ZZJSON_VERY_STRICT, NULL, 35 (int(*)(void*)) fgetc, 36 NULL, 37 malloc, calloc, free, realloc, 38 stderr, myerror, stdout, 39 (int(*)(void*,const char*,...)) fprintf, 40 (int(*)(int,void*)) fputc }; 41 42 do { 43 ZZJSON *tmp2; 44 45 tmp = zzjson_create_array(&config, 46 zzjson_create_number_d(&config, 3.14), 47 zzjson_create_number_i(&config, 1234LL), 48 zzjson_create_number_i(&config, -4321LL), 49 zzjson_create_true(&config), 50 zzjson_create_false(&config), 51 zzjson_create_null(&config), 52 zzjson_create_string(&config, "hello, world"), 53 zzjson_create_object(&config, 54 "picard", zzjson_create_string(&config, "jean-luc"), 55 "riker", zzjson_create_string(&config, "william t."), 56 NULL), 57 zzjson_create_object(&config, NULL), 58 zzjson_create_array(&config, NULL), 59 NULL ); 60 61 if (!tmp) { 62 fprintf(stderr, "error during creation of json tree\n"); 63 break; 64 } 65 66 tmp2 = zzjson_array_prepend(&config, tmp, 67 zzjson_create_string(&config, "prepended string")); 68 69 if (!tmp2) { 70 fprintf(stderr, "error during prepend\n"); 71 break; 72 } 73 tmp = tmp2; 74 75 tmp2 = zzjson_array_append(&config, tmp, 76 zzjson_create_string(&config, "appended string (slow)")); 77 78 if (!tmp2) { 79 fprintf(stderr, "error during append\n"); 80 break; 81 } 82 tmp = tmp2; 83 84 zzjson_print(&config, tmp); 85 } while(0); 86 if (tmp) zzjson_free(&config, tmp); 87 88 { 89 tmp = zzjson_create_array(&config, NULL); /* empty array */ 90 tmp = zzjson_array_prepend(&config, tmp, zzjson_create_true(&config)); 91 zzjson_print(&config, tmp); 92 zzjson_free(&config, tmp); 93 } 94 95 { 96 tmp = zzjson_create_object(&config, NULL); /* empty object */ 97 tmp = zzjson_object_prepend(&config, tmp, "hello", 98 zzjson_create_string(&config, "world")); 99 tmp = zzjson_object_append(&config, tmp, "goodbye", 100 zzjson_create_string(&config, "cruel world")); 101 zzjson_print(&config, tmp); 102 zzjson_free(&config, tmp); 103 } 104 105 return 0; 106 } 107 108
