138     json_config_t *cfg;  member
196     json_config_t *cfg;  in json_fetch_config()  local
198     cfg = lua_touserdata(l, lua_upvalueindex(1));  in json_fetch_config()
199     if (!cfg)  in json_fetch_config()
202     return cfg;  in json_fetch_config()
270     json_config_t *cfg = json_arg_init(l, 3);  in json_cfg_encode_sparse_array()  local
272     json_enum_option(l, 1, &cfg->encode_sparse_convert, NULL, 1);  in json_cfg_encode_sparse_array()
273     json_integer_option(l, 2, &cfg->encode_sparse_ratio, 0, INT_MAX);  in json_cfg_encode_sparse_array()
274     json_integer_option(l, 3, &cfg->encode_sparse_safe, 0, INT_MAX);  in json_cfg_encode_sparse_array()
283     json_config_t *cfg = json_arg_init(l, 1);  in json_cfg_encode_max_depth()  local
285     return json_integer_option(l, 1, &cfg->encode_max_depth, 1, INT_MAX);  in json_cfg_encode_max_depth()
292     json_config_t *cfg = json_arg_init(l, 1);  in json_cfg_decode_max_depth()  local
294     return json_integer_option(l, 1, &cfg->decode_max_depth, 1, INT_MAX);  in json_cfg_decode_max_depth()
300     json_config_t *cfg = json_arg_init(l, 1);  in json_cfg_encode_number_precision()  local
302     return json_integer_option(l, 1, &cfg->encode_number_precision, 1, 14);  in json_cfg_encode_number_precision()
308     json_config_t *cfg = json_arg_init(l, 1);  in json_cfg_encode_keep_buffer()  local
311     old_value = cfg->encode_keep_buffer;  in json_cfg_encode_keep_buffer()
313     json_enum_option(l, 1, &cfg->encode_keep_buffer, NULL, 1);  in json_cfg_encode_keep_buffer()
316     if (old_value ^ cfg->encode_keep_buffer) {  in json_cfg_encode_keep_buffer()
317         if (cfg->encode_keep_buffer)  in json_cfg_encode_keep_buffer()
318             strbuf_init(&cfg->encode_buf, 0);  in json_cfg_encode_keep_buffer()
320             strbuf_free(&cfg->encode_buf);  in json_cfg_encode_keep_buffer()
341     json_config_t *cfg = json_arg_init(l, 1);  in json_cfg_encode_invalid_numbers()  local
343     json_enum_option(l, 1, &cfg->encode_invalid_numbers, options, 1);  in json_cfg_encode_invalid_numbers()
345     json_verify_invalid_number_setting(l, &cfg->encode_invalid_numbers);  in json_cfg_encode_invalid_numbers()
352     json_config_t *cfg = json_arg_init(l, 1);  in json_cfg_decode_invalid_numbers()  local
354     json_enum_option(l, 1, &cfg->decode_invalid_numbers, NULL, 1);  in json_cfg_decode_invalid_numbers()
356     json_verify_invalid_number_setting(l, &cfg->encode_invalid_numbers);  in json_cfg_decode_invalid_numbers()
363     json_config_t *cfg;  in json_destroy_config()  local
365     cfg = lua_touserdata(l, 1);  in json_destroy_config()
366     if (cfg)  in json_destroy_config()
367         strbuf_free(&cfg->encode_buf);  in json_destroy_config()
368     cfg = NULL;  in json_destroy_config()
375     json_config_t *cfg;  in json_create_config()  local
378     cfg = lua_newuserdata(l, sizeof(*cfg));  in json_create_config()
386     cfg->encode_sparse_convert = DEFAULT_SPARSE_CONVERT;  in json_create_config()
387     cfg->encode_sparse_ratio = DEFAULT_SPARSE_RATIO;  in json_create_config()
388     cfg->encode_sparse_safe = DEFAULT_SPARSE_SAFE;  in json_create_config()
389     cfg->encode_max_depth = DEFAULT_ENCODE_MAX_DEPTH;  in json_create_config()
390     cfg->decode_max_depth = DEFAULT_DECODE_MAX_DEPTH;  in json_create_config()
391     cfg->encode_invalid_numbers = DEFAULT_ENCODE_INVALID_NUMBERS;  in json_create_config()
392     cfg->decode_invalid_numbers = DEFAULT_DECODE_INVALID_NUMBERS;  in json_create_config()
393     cfg->encode_keep_buffer = DEFAULT_ENCODE_KEEP_BUFFER;  in json_create_config()
394     cfg->encode_number_precision = DEFAULT_ENCODE_NUMBER_PRECISION;  in json_create_config()
397     strbuf_init(&cfg->encode_buf, 0);  in json_create_config()
404         cfg->ch2token[i] = T_ERROR;  in json_create_config()
407     cfg->ch2token['{'] = T_OBJ_BEGIN;  in json_create_config()
408     cfg->ch2token['}'] = T_OBJ_END;  in json_create_config()
409     cfg->ch2token['['] = T_ARR_BEGIN;  in json_create_config()
410     cfg->ch2token[']'] = T_ARR_END;  in json_create_config()
411     cfg->ch2token[','] = T_COMMA;  in json_create_config()
412     cfg->ch2token[':'] = T_COLON;  in json_create_config()
413     cfg->ch2token['\0'] = T_END;  in json_create_config()
414     cfg->ch2token[' '] = T_WHITESPACE;  in json_create_config()
415     cfg->ch2token['\t'] = T_WHITESPACE;  in json_create_config()
416     cfg->ch2token['\n'] = T_WHITESPACE;  in json_create_config()
417     cfg->ch2token['\r'] = T_WHITESPACE;  in json_create_config()
420     cfg->ch2token['f'] = T_UNKNOWN;     /* false? */  in json_create_config()
421     cfg->ch2token['i'] = T_UNKNOWN;     /* inf, ininity? */  in json_create_config()
422     cfg->ch2token['I'] = T_UNKNOWN;  in json_create_config()
423     cfg->ch2token['n'] = T_UNKNOWN;     /* null, nan? */  in json_create_config()
424     cfg->ch2token['N'] = T_UNKNOWN;  in json_create_config()
425     cfg->ch2token['t'] = T_UNKNOWN;     /* true? */  in json_create_config()
426     cfg->ch2token['"'] = T_UNKNOWN;     /* string? */  in json_create_config()
427     cfg->ch2token['+'] = T_UNKNOWN;     /* number? */  in json_create_config()
428     cfg->ch2token['-'] = T_UNKNOWN;  in json_create_config()
430         cfg->ch2token['0' + i] = T_UNKNOWN;  in json_create_config()
434         cfg->escape2char[i] = 0;          /* String error */  in json_create_config()
435     cfg->escape2char['"'] = '"';  in json_create_config()
436     cfg->escape2char['\\'] = '\\';  in json_create_config()
437     cfg->escape2char['/'] = '/';  in json_create_config()
438     cfg->escape2char['b'] = '\b';  in json_create_config()
439     cfg->escape2char['t'] = '\t';  in json_create_config()
440     cfg->escape2char['n'] = '\n';  in json_create_config()
441     cfg->escape2char['f'] = '\f';  in json_create_config()
442     cfg->escape2char['r'] = '\r';  in json_create_config()
443     cfg->escape2char['u'] = 'u';          /* Unicode parsing required */  in json_create_config()
448 static void json_encode_exception(lua_State *l, json_config_t *cfg, strbuf_t *json, int lindex,  in json_encode_exception()  argument
451     if (!cfg->encode_keep_buffer)  in json_encode_exception()
493 static int lua_array_length(lua_State *l, json_config_t *cfg, strbuf_t *json)  in lua_array_length()  argument
524     if (cfg->encode_sparse_ratio > 0 &&  in lua_array_length()
525         max > items * cfg->encode_sparse_ratio &&  in lua_array_length()
526         max > cfg->encode_sparse_safe) {  in lua_array_length()
527         if (!cfg->encode_sparse_convert)  in lua_array_length()
528             json_encode_exception(l, cfg, json, -1, "excessively sparse array");  in lua_array_length()
536 static void json_check_encode_depth(lua_State *l, json_config_t *cfg,  in json_check_encode_depth()  argument
549     if (current_depth <= cfg->encode_max_depth && lua_checkstack(l, 3))  in json_check_encode_depth()
552     if (!cfg->encode_keep_buffer)  in json_check_encode_depth()
559 static void json_append_data(lua_State *l, json_config_t *cfg,
566 static void json_append_array(lua_State *l, json_config_t *cfg, int current_depth,  in json_append_array()  argument
581         json_append_data(l, cfg, current_depth, json);  in json_append_array()
588 static void json_append_number(lua_State *l, json_config_t *cfg,  in json_append_number()  argument
594     if (cfg->encode_invalid_numbers == 0) {  in json_append_number()
597             json_encode_exception(l, cfg, json, lindex, "must not be NaN or Inf");  in json_append_number()
598     } else if (cfg->encode_invalid_numbers == 1) {  in json_append_number()
614     len = fpconv_g_fmt(strbuf_empty_ptr(json), num, cfg->encode_number_precision);  in json_append_number()
618 static void json_append_object(lua_State *l, json_config_t *cfg,  in json_append_object()  argument
639             json_append_number(l, cfg, json, -2);  in json_append_object()
645             json_encode_exception(l, cfg, json, -2,  in json_append_object()
651         json_append_data(l, cfg, current_depth, json);  in json_append_object()
660 static void json_append_data(lua_State *l, json_config_t *cfg,  in json_append_data()  argument
670         json_append_number(l, cfg, json, -1);  in json_append_data()
680         json_check_encode_depth(l, cfg, current_depth, json);  in json_append_data()
681         len = lua_array_length(l, cfg, json);  in json_append_data()
683             json_append_array(l, cfg, current_depth, json, len);  in json_append_data()
685             json_append_object(l, cfg, current_depth, json);  in json_append_data()
698         json_encode_exception(l, cfg, json, -1, "type not supported");  in json_append_data()
705     json_config_t *cfg = json_fetch_config(l);  in json_encode()  local
713     if (!cfg->encode_keep_buffer) {  in json_encode()
719         encode_buf = &cfg->encode_buf;  in json_encode()
723     json_append_data(l, cfg, 0, encode_buf);  in json_encode()
728     if (!cfg->encode_keep_buffer)  in json_encode()
887     char *escape2char = json->cfg->escape2char;  in json_next_string_token()
1016     const json_token_type_t *ch2token = json->cfg->ch2token;  in json_next_token()
1058         if (!json->cfg->decode_invalid_numbers && json_is_invalid_number(json)) {  in json_next_token()
1078     } else if (json->cfg->decode_invalid_numbers &&  in json_next_token()
1125     if (json->current_depth <= json->cfg->decode_max_depth &&  in json_decode_descend()
1261     json.cfg = json_fetch_config(l);  in json_decode()