wgsdk: src/json.c annotate

annotate src/json.c @ 12:dd427b7cc459 default tip

json: replace with nxjson library more lightweight, reduces the binary size by about 40 kb

author	Paper <paper@paper.us.eu.org>
date	Fri, 15 Mar 2024 20:46:18 -0400
parents	e6a594f16403
children

rev	line source
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	1 /*
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	2 * Copyright (c) 2013 Yaroslav Stavnichiy <yarosla@gmail.com>
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	3 *
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	4 * This file is part of NXJSON.
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	5 *
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	6 * NXJSON is free software: you can redistribute it and/or modify
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	7 * it under the terms of the GNU Lesser General Public License
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	8 * as published by the Free Software Foundation, either version 3
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	9 * of the License, or (at your option) any later version.
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	10 *
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	11 * NXJSON is distributed in the hope that it will be useful,
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	14 * GNU Lesser General Public License for more details.
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	15 *
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	16 * You should have received a copy of the GNU Lesser General Public
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	17 * License along with NXJSON. If not, see <http://www.gnu.org/licenses/>.
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	18 */
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	19
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	20 // this file can be #included in your code
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	21 #ifndef NXJSON_C
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	22 #define NXJSON_C
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	23
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	24 #ifdef __cplusplus
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	25 extern "C" {
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	26 #endif
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	27
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	28
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	29 #include <stdlib.h>
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	30 #include <stdio.h>
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	31 #include <string.h>
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	32 #include <assert.h>
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	33 #include <errno.h>
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	34
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	35 #include "json.h"
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	36
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	37 // redefine NX_JSON_CALLOC & NX_JSON_FREE to use custom allocator
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	38 #ifndef NX_JSON_CALLOC
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	39 #define NX_JSON_CALLOC() calloc(1, sizeof(nx_json))
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	40 #define NX_JSON_FREE(json) free((void*)(json))
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	41 #endif
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	42
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	43 // redefine NX_JSON_REPORT_ERROR to use custom error reporting
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	44 #ifndef NX_JSON_REPORT_ERROR
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	45 #define NX_JSON_REPORT_ERROR(msg, p) fprintf(stderr, "NXJSON PARSE ERROR (%d): " msg " at %s\n", __LINE__, p)
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	46 #endif
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	47
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	48 #define IS_WHITESPACE(c) ((unsigned char)(c)<=(unsigned char)' ')
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	49
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	50 static nx_json create_json(nx_json_type type, const char key, nx_json *parent) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	51 nx_json *js = NX_JSON_CALLOC();
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	52 assert(js);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	53 js->type = type;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	54 js->key = key;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	55 if (!parent->children.last) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	56 parent->children.first = parent->children.last = js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	57 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	58 parent->children.last->next = js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	59 parent->children.last = js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	60 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	61 parent->children.length++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	62 return js;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	63 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	64
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	65 void nx_json_free(const nx_json *js) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	66 if (!js) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	67 return;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	68 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	69 if (js->type == NX_JSON_OBJECT \|\| js->type == NX_JSON_ARRAY) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	70 nx_json *p = js->children.first;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	71 nx_json *p1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	72 while (p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	73 p1 = p->next;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	74 nx_json_free (p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	75 p = p1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	76 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	77 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	78 NX_JSON_FREE(js);
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	79 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	80
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	81 static int unicode_to_utf8(unsigned int codepoint, char p, char *endp) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	82 // code from http://stackoverflow.com/a/4609989/697313
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	83 if (codepoint < 0x80) *p++ = codepoint;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	84 else if (codepoint < 0x800) p++ = 192 + codepoint / 64, p++ = 128 + codepoint % 64;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	85 else if (codepoint - 0xd800u < 0x800) return 0; // surrogate must have been treated earlier
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	86 else if (codepoint < 0x10000)
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	87 p++ = 224 + codepoint / 4096, p++ = 128 + codepoint / 64 % 64, *p++ = 128 + codepoint % 64;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	88 else if (codepoint < 0x110000)
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	89 p++ = 240 + codepoint / 262144, p++ = 128 + codepoint / 4096 % 64, p++ = 128 + codepoint / 64 % 64, p++ =
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	90 128 + codepoint % 64;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	91 else return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	92 *endp = p;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	93 return 1;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	94 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	95
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	96 nx_json_unicode_encoder nx_json_unicode_to_utf8 = unicode_to_utf8;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	97
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	98 static inline int hex_val(char c) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	99 if (c >= '0' && c <= '9') return c - '0';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	100 if (c >= 'a' && c <= 'f') return c - 'a' + 10;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	101 if (c >= 'A' && c <= 'F') return c - 'A' + 10;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	102 return -1;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	103 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	104
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	105 static char unescape_string(char s, char **end, nx_json_unicode_encoder encoder) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	106 char *p = s;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	107 char *d = s;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	108 char c;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	109 while ((c = *p++)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	110 if (c == '"') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	111 *d = '\0';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	112 *end = p;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	113 return s;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	114 } else if (c == '\\') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	115 switch (*p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	116 case '\\':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	117 case '/':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	118 case '"':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	119 d++ = p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	120 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	121 case 'b':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	122 *d++ = '\b';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	123 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	124 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	125 case 'f':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	126 *d++ = '\f';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	127 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	128 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	129 case 'n':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	130 *d++ = '\n';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	131 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	132 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	133 case 'r':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	134 *d++ = '\r';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	135 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	136 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	137 case 't':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	138 *d++ = '\t';
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	139 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	140 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	141 case 'u': // unicode
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	142 if (!encoder) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	143 // leave untouched
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	144 *d++ = c;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	145 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	146 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	147 char *ps = p - 1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	148 int h1, h2, h3, h4;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	149 if ((h1 = hex_val (p[1])) < 0 \|\| (h2 = hex_val (p[2])) < 0 \|\| (h3 = hex_val (p[3])) < 0 \|\|
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	150 (h4 = hex_val (p[4])) < 0) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	151 NX_JSON_REPORT_ERROR("invalid unicode escape", p - 1);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	152 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	153 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	154 unsigned int codepoint = h1 << 12 \| h2 << 8 \| h3 << 4 \| h4;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	155 if ((codepoint & 0xfc00) == 0xd800) { // high surrogate; need one more unicode to succeed
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	156 p += 6;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	157 if (p[-1] != '\\' \|\| *p != 'u' \|\| (h1 = hex_val (p[1])) < 0 \|\| (h2 = hex_val (p[2])) < 0 \|\|
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	158 (h3 = hex_val (p[3])) < 0 \|\| (h4 = hex_val (p[4])) < 0) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	159 NX_JSON_REPORT_ERROR("invalid unicode surrogate", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	160 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	161 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	162 unsigned int codepoint2 = h1 << 12 \| h2 << 8 \| h3 << 4 \| h4;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	163 if ((codepoint2 & 0xfc00) != 0xdc00) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	164 NX_JSON_REPORT_ERROR("invalid unicode surrogate", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	165 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	166 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	167 codepoint = 0x10000 + ((codepoint - 0xd800) << 10) + (codepoint2 - 0xdc00);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	168 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	169 if (!encoder (codepoint, d, &d)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	170 NX_JSON_REPORT_ERROR("invalid codepoint", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	171 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	172 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	173 p += 5;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	174 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	175 default:
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	176 // leave untouched
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	177 *d++ = c;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	178 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	179 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	180 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	181 *d++ = c;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	182 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	183 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	184 NX_JSON_REPORT_ERROR("no closing quote for string", s);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	185 return 0;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	186 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	187
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	188 static char skip_block_comment(char p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	189 // assume p[-2]=='/' && p[-1]=='*'
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	190 char *ps = p - 2;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	191 if (!*p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	192 NX_JSON_REPORT_ERROR("endless comment", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	193 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	194 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	195 REPEAT:
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	196 p = strchr (p + 1, '/');
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	197 if (!p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	198 NX_JSON_REPORT_ERROR("endless comment", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	199 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	200 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	201 if (p[-1] != '*') goto REPEAT;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	202 return p + 1;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	203 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	204
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	205 static char parse_key(const char key, char p, nx_json_unicode_encoder encoder) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	206 // on '}' return with *p=='}'
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	207 char c;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	208 while ((c = *p++)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	209 if (c == '"') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	210 *key = unescape_string (p, &p, encoder);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	211 if (!*key) return 0; // propagate error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	212 while (p && IS_WHITESPACE(p)) p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	213 if (*p == ':') return p + 1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	214 NX_JSON_REPORT_ERROR("unexpected chars", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	215 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	216 } else if (IS_WHITESPACE(c) \|\| c == ',') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	217 // continue
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	218 } else if (c == '}') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	219 return p - 1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	220 } else if (c == '/') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	221 if (*p == '/') { // line comment
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	222 char *ps = p - 1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	223 p = strchr (p + 1, '\n');
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	224 if (!p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	225 NX_JSON_REPORT_ERROR("endless comment", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	226 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	227 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	228 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	229 } else if (p == '') { // block comment
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	230 p = skip_block_comment (p + 1);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	231 if (!p) return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	232 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	233 NX_JSON_REPORT_ERROR("unexpected chars", p - 1);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	234 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	235 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	236 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	237 NX_JSON_REPORT_ERROR("unexpected chars", p - 1);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	238 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	239 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	240 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	241 NX_JSON_REPORT_ERROR("unexpected chars", p - 1);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	242 return 0; // error
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	243 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	244
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	245 static char parse_value(nx_json parent, const char key, char p, nx_json_unicode_encoder encoder) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	246 nx_json *js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	247 while (1) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	248 switch (*p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	249 case '\0':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	250 NX_JSON_REPORT_ERROR("unexpected end of text", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	251 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	252 case ' ':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	253 case '\t':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	254 case '\n':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	255 case '\r':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	256 case ',':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	257 // skip
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	258 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	259 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	260 case '{':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	261 js = create_json (NX_JSON_OBJECT, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	262 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	263 while (1) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	264 const char *new_key;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	265 p = parse_key (&new_key, p, encoder);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	266 if (!p) return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	267 if (*p == '}') return p + 1; // end of object
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	268 p = parse_value (js, new_key, p, encoder);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	269 if (!p) return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	270 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	271 case '[':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	272 js = create_json (NX_JSON_ARRAY, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	273 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	274 while (1) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	275 p = parse_value (js, 0, p, encoder);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	276 if (!p) return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	277 if (*p == ']') return p + 1; // end of array
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	278 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	279 case ']':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	280 return p;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	281 case '"':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	282 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	283 js = create_json (NX_JSON_STRING, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	284 js->text_value = unescape_string (p, &p, encoder);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	285 if (!js->text_value) return 0; // propagate error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	286 return p;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	287 case '-':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	288 case '0':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	289 case '1':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	290 case '2':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	291 case '3':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	292 case '4':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	293 case '5':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	294 case '6':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	295 case '7':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	296 case '8':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	297 case '9': {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	298 js = create_json (NX_JSON_INTEGER, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	299 char *pe;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	300 if (*p == '-') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	301 js->num.s_value = (nxjson_s64) strtoll (p, &pe, 0);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	302 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	303 js->num.u_value = (nxjson_u64) strtoull (p, &pe, 0);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	304 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	305 if (pe == p \|\| errno == ERANGE) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	306 NX_JSON_REPORT_ERROR("invalid number", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	307 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	308 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	309 if (pe == '.' \|\| pe == 'e' \|\| *pe == 'E') { // double value
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	310 js->type = NX_JSON_DOUBLE;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	311 js->num.dbl_value = strtod (p, &pe);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	312 if (pe == p \|\| errno == ERANGE) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	313 NX_JSON_REPORT_ERROR("invalid number", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	314 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	315 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	316 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	317 if (*p == '-') {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	318 js->num.dbl_value = js->num.s_value;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	319 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	320 js->num.dbl_value = js->num.u_value;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	321 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	322 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	323 return pe;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	324 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	325 case 't':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	326 if (!strncmp (p, "true", 4)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	327 js = create_json (NX_JSON_BOOL, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	328 js->num.u_value = 1;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	329 return p + 4;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	330 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	331 NX_JSON_REPORT_ERROR("unexpected chars", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	332 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	333 case 'f':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	334 if (!strncmp (p, "false", 5)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	335 js = create_json (NX_JSON_BOOL, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	336 js->num.u_value = 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	337 return p + 5;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	338 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	339 NX_JSON_REPORT_ERROR("unexpected chars", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	340 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	341 case 'n':
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	342 if (!strncmp (p, "null", 4)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	343 create_json (NX_JSON_NULL, key, parent);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	344 return p + 4;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	345 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	346 NX_JSON_REPORT_ERROR("unexpected chars", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	347 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	348 case '/': // comment
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	349 if (p[1] == '/') { // line comment
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	350 char *ps = p;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	351 p = strchr (p + 2, '\n');
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	352 if (!p) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	353 NX_JSON_REPORT_ERROR("endless comment", ps);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	354 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	355 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	356 p++;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	357 } else if (p[1] == '*') { // block comment
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	358 p = skip_block_comment (p + 2);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	359 if (!p) return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	360 } else {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	361 NX_JSON_REPORT_ERROR("unexpected chars", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	362 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	363 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	364 break;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	365 default:
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	366 NX_JSON_REPORT_ERROR("unexpected chars", p);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	367 return 0; // error
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	368 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	369 }
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	370 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	371
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	372 const nx_json nx_json_parse_utf8(char text) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	373 return nx_json_parse (text, unicode_to_utf8);
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	374 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	375
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	376 const nx_json nx_json_parse(char text, nx_json_unicode_encoder encoder) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	377 nx_json js = {0};
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	378 if (!parse_value (&js, 0, text, encoder)) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	379 if (js.children.first) nx_json_free (js.children.first);
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	380 return 0;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	381 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	382 return js.children.first;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	383 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	384
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	385 const nx_json nx_json_get(const nx_json json, const char *key) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	386 nx_json *js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	387 for (js = json->children.first; js; js = js->next) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	388 if (js->key && !strcmp (js->key, key)) return js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	389 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	390 return NULL;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	391 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	392
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	393 const nx_json nx_json_item(const nx_json json, int idx) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	394 nx_json *js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	395 for (js = json->children.first; js; js = js->next) {
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	396 if (!idx--) return js;
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	397 }
dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	398 return NULL;
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	399 }
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	400
e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	401
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	402 #ifdef __cplusplus
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	403 }
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	404 #endif
11 e6a594f16403 : huge refactor Paper <paper@paper.us.eu.org>* parents: diff changeset	405
12 dd427b7cc459 json: replace with nxjson library Paper <paper@paper.us.eu.org> parents: 11 diff changeset	406 #endif /* NXJSON_C */

Mercurial > wgsdk

annotate src/json.c @ 12:dd427b7cc459 default tip