json lib
Dependents: grove_stream_jpa_sd2 grove_stream_jpa_sd2 grove_stream_jpa_sd2-2 grove_stream_jpa_sd2-3 ... more
jsmn.c@0:7f4a18b3fd82, 2016-05-13 (annotated)
- Committer:
- mercurywaters
- Date:
- Fri May 13 06:07:34 2016 +0000
- Revision:
- 0:7f4a18b3fd82
- Child:
- 3:fab591fca1e7
First cut code commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mercurywaters | 0:7f4a18b3fd82 | 1 | #include "jsmn.h" |
mercurywaters | 0:7f4a18b3fd82 | 2 | |
mercurywaters | 0:7f4a18b3fd82 | 3 | /** |
mercurywaters | 0:7f4a18b3fd82 | 4 | * Allocates a fresh unused token from the token pull. |
mercurywaters | 0:7f4a18b3fd82 | 5 | */ |
mercurywaters | 0:7f4a18b3fd82 | 6 | static jsmntok_t *jsmn_alloc_token(jsmn_parser *parser, |
mercurywaters | 0:7f4a18b3fd82 | 7 | jsmntok_t *tokens, size_t num_tokens) |
mercurywaters | 0:7f4a18b3fd82 | 8 | { |
mercurywaters | 0:7f4a18b3fd82 | 9 | jsmntok_t *tok; |
mercurywaters | 0:7f4a18b3fd82 | 10 | if (parser->toknext >= num_tokens) { |
mercurywaters | 0:7f4a18b3fd82 | 11 | return NULL; |
mercurywaters | 0:7f4a18b3fd82 | 12 | } |
mercurywaters | 0:7f4a18b3fd82 | 13 | tok = &tokens[parser->toknext++]; |
mercurywaters | 0:7f4a18b3fd82 | 14 | tok->start = tok->end = -1; |
mercurywaters | 0:7f4a18b3fd82 | 15 | tok->childCount = 0; |
mercurywaters | 0:7f4a18b3fd82 | 16 | tok->parent = -1; |
mercurywaters | 0:7f4a18b3fd82 | 17 | return tok; |
mercurywaters | 0:7f4a18b3fd82 | 18 | } |
mercurywaters | 0:7f4a18b3fd82 | 19 | |
mercurywaters | 0:7f4a18b3fd82 | 20 | /** |
mercurywaters | 0:7f4a18b3fd82 | 21 | * Fills token type and boundaries. |
mercurywaters | 0:7f4a18b3fd82 | 22 | */ |
mercurywaters | 0:7f4a18b3fd82 | 23 | static void jsmn_fill_token(jsmntok_t *token, jsmntype_t type, |
mercurywaters | 0:7f4a18b3fd82 | 24 | int start, int end) |
mercurywaters | 0:7f4a18b3fd82 | 25 | { |
mercurywaters | 0:7f4a18b3fd82 | 26 | token->type = type; |
mercurywaters | 0:7f4a18b3fd82 | 27 | token->start = start; |
mercurywaters | 0:7f4a18b3fd82 | 28 | token->end = end; |
mercurywaters | 0:7f4a18b3fd82 | 29 | token->childCount = 0; |
mercurywaters | 0:7f4a18b3fd82 | 30 | } |
mercurywaters | 0:7f4a18b3fd82 | 31 | |
mercurywaters | 0:7f4a18b3fd82 | 32 | /** |
mercurywaters | 0:7f4a18b3fd82 | 33 | * Fills next available token with JSON primitive. |
mercurywaters | 0:7f4a18b3fd82 | 34 | */ |
mercurywaters | 0:7f4a18b3fd82 | 35 | static int jsmn_parse_primitive(jsmn_parser *parser, const char *js, |
mercurywaters | 0:7f4a18b3fd82 | 36 | size_t len, jsmntok_t *tokens, size_t num_tokens) |
mercurywaters | 0:7f4a18b3fd82 | 37 | { |
mercurywaters | 0:7f4a18b3fd82 | 38 | jsmntok_t *token; |
mercurywaters | 0:7f4a18b3fd82 | 39 | int start; |
mercurywaters | 0:7f4a18b3fd82 | 40 | |
mercurywaters | 0:7f4a18b3fd82 | 41 | start = parser->pos; |
mercurywaters | 0:7f4a18b3fd82 | 42 | |
mercurywaters | 0:7f4a18b3fd82 | 43 | for (; parser->pos < len && js[parser->pos] != '\0'; parser->pos++) { |
mercurywaters | 0:7f4a18b3fd82 | 44 | switch (js[parser->pos]) { |
mercurywaters | 0:7f4a18b3fd82 | 45 | case '\t' : |
mercurywaters | 0:7f4a18b3fd82 | 46 | case '\r' : |
mercurywaters | 0:7f4a18b3fd82 | 47 | case '\n' : |
mercurywaters | 0:7f4a18b3fd82 | 48 | case ' ' : |
mercurywaters | 0:7f4a18b3fd82 | 49 | case ',' : |
mercurywaters | 0:7f4a18b3fd82 | 50 | case ']' : |
mercurywaters | 0:7f4a18b3fd82 | 51 | case '}' : |
mercurywaters | 0:7f4a18b3fd82 | 52 | goto found; |
mercurywaters | 0:7f4a18b3fd82 | 53 | } |
mercurywaters | 0:7f4a18b3fd82 | 54 | if (js[parser->pos] < 32 || js[parser->pos] >= 127) { |
mercurywaters | 0:7f4a18b3fd82 | 55 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 56 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 57 | } |
mercurywaters | 0:7f4a18b3fd82 | 58 | } |
mercurywaters | 0:7f4a18b3fd82 | 59 | /* primitive must be followed by a comma/object/array */ |
mercurywaters | 0:7f4a18b3fd82 | 60 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 61 | return JSMN_ERROR_PART; |
mercurywaters | 0:7f4a18b3fd82 | 62 | |
mercurywaters | 0:7f4a18b3fd82 | 63 | found: |
mercurywaters | 0:7f4a18b3fd82 | 64 | if (tokens == NULL) { |
mercurywaters | 0:7f4a18b3fd82 | 65 | parser->pos--; |
mercurywaters | 0:7f4a18b3fd82 | 66 | return 0; |
mercurywaters | 0:7f4a18b3fd82 | 67 | } |
mercurywaters | 0:7f4a18b3fd82 | 68 | token = jsmn_alloc_token(parser, tokens, num_tokens); |
mercurywaters | 0:7f4a18b3fd82 | 69 | if (token == NULL) { |
mercurywaters | 0:7f4a18b3fd82 | 70 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 71 | return JSMN_ERROR_NOMEM; |
mercurywaters | 0:7f4a18b3fd82 | 72 | } |
mercurywaters | 0:7f4a18b3fd82 | 73 | jsmn_fill_token(token, JSMN_PRIMITIVE, start, parser->pos); |
mercurywaters | 0:7f4a18b3fd82 | 74 | token->parent = parser->toksuper; |
mercurywaters | 0:7f4a18b3fd82 | 75 | parser->pos--; |
mercurywaters | 0:7f4a18b3fd82 | 76 | return 0; |
mercurywaters | 0:7f4a18b3fd82 | 77 | } |
mercurywaters | 0:7f4a18b3fd82 | 78 | |
mercurywaters | 0:7f4a18b3fd82 | 79 | /** |
mercurywaters | 0:7f4a18b3fd82 | 80 | * Fills next token with JSON string. |
mercurywaters | 0:7f4a18b3fd82 | 81 | */ |
mercurywaters | 0:7f4a18b3fd82 | 82 | static int jsmn_parse_string(jsmn_parser *parser, const char *js, |
mercurywaters | 0:7f4a18b3fd82 | 83 | size_t len, jsmntok_t *tokens, size_t num_tokens, unsigned char isKey ) |
mercurywaters | 0:7f4a18b3fd82 | 84 | { |
mercurywaters | 0:7f4a18b3fd82 | 85 | jsmntok_t *token; |
mercurywaters | 0:7f4a18b3fd82 | 86 | |
mercurywaters | 0:7f4a18b3fd82 | 87 | int start = parser->pos; |
mercurywaters | 0:7f4a18b3fd82 | 88 | |
mercurywaters | 0:7f4a18b3fd82 | 89 | parser->pos++; |
mercurywaters | 0:7f4a18b3fd82 | 90 | |
mercurywaters | 0:7f4a18b3fd82 | 91 | /* Skip starting quote */ |
mercurywaters | 0:7f4a18b3fd82 | 92 | for (; parser->pos < len && js[parser->pos] != '\0'; parser->pos++) { |
mercurywaters | 0:7f4a18b3fd82 | 93 | char c = js[parser->pos]; |
mercurywaters | 0:7f4a18b3fd82 | 94 | |
mercurywaters | 0:7f4a18b3fd82 | 95 | /* Quote: end of string */ |
mercurywaters | 0:7f4a18b3fd82 | 96 | if (c == '\"') { |
mercurywaters | 0:7f4a18b3fd82 | 97 | if (tokens == NULL) { |
mercurywaters | 0:7f4a18b3fd82 | 98 | return 0; |
mercurywaters | 0:7f4a18b3fd82 | 99 | } |
mercurywaters | 0:7f4a18b3fd82 | 100 | token = jsmn_alloc_token(parser, tokens, num_tokens); |
mercurywaters | 0:7f4a18b3fd82 | 101 | if (token == NULL) { |
mercurywaters | 0:7f4a18b3fd82 | 102 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 103 | return JSMN_ERROR_NOMEM; |
mercurywaters | 0:7f4a18b3fd82 | 104 | } |
mercurywaters | 0:7f4a18b3fd82 | 105 | if ( isKey == 1 ) { |
mercurywaters | 0:7f4a18b3fd82 | 106 | jsmn_fill_token(token, JSMN_KEY, start+1, parser->pos); |
mercurywaters | 0:7f4a18b3fd82 | 107 | } |
mercurywaters | 0:7f4a18b3fd82 | 108 | else { |
mercurywaters | 0:7f4a18b3fd82 | 109 | jsmn_fill_token(token, JSMN_STRING, start+1, parser->pos); |
mercurywaters | 0:7f4a18b3fd82 | 110 | } |
mercurywaters | 0:7f4a18b3fd82 | 111 | token->parent = parser->toksuper; |
mercurywaters | 0:7f4a18b3fd82 | 112 | return 0; |
mercurywaters | 0:7f4a18b3fd82 | 113 | } |
mercurywaters | 0:7f4a18b3fd82 | 114 | |
mercurywaters | 0:7f4a18b3fd82 | 115 | /* Backslash: Quoted symbol expected */ |
mercurywaters | 0:7f4a18b3fd82 | 116 | if (c == '\\' && parser->pos + 1 < len) { |
mercurywaters | 0:7f4a18b3fd82 | 117 | int i; |
mercurywaters | 0:7f4a18b3fd82 | 118 | parser->pos++; |
mercurywaters | 0:7f4a18b3fd82 | 119 | switch (js[parser->pos]) { |
mercurywaters | 0:7f4a18b3fd82 | 120 | /* Allowed escaped symbols */ |
mercurywaters | 0:7f4a18b3fd82 | 121 | case '\"': |
mercurywaters | 0:7f4a18b3fd82 | 122 | case '/' : |
mercurywaters | 0:7f4a18b3fd82 | 123 | case '\\' : |
mercurywaters | 0:7f4a18b3fd82 | 124 | case 'b' : |
mercurywaters | 0:7f4a18b3fd82 | 125 | case 'f' : |
mercurywaters | 0:7f4a18b3fd82 | 126 | case 'r' : |
mercurywaters | 0:7f4a18b3fd82 | 127 | case 'n' : |
mercurywaters | 0:7f4a18b3fd82 | 128 | case 't' : |
mercurywaters | 0:7f4a18b3fd82 | 129 | break; |
mercurywaters | 0:7f4a18b3fd82 | 130 | /* Allows escaped symbol \uXXXX */ |
mercurywaters | 0:7f4a18b3fd82 | 131 | case 'u': |
mercurywaters | 0:7f4a18b3fd82 | 132 | parser->pos++; |
mercurywaters | 0:7f4a18b3fd82 | 133 | for(i = 0; i < 4 && parser->pos < len && js[parser->pos] != '\0'; i++) { |
mercurywaters | 0:7f4a18b3fd82 | 134 | /* If it isn't a hex character we have an error */ |
mercurywaters | 0:7f4a18b3fd82 | 135 | if(!((js[parser->pos] >= 48 && js[parser->pos] <= 57) || /* 0-9 */ |
mercurywaters | 0:7f4a18b3fd82 | 136 | (js[parser->pos] >= 65 && js[parser->pos] <= 70) || /* A-F */ |
mercurywaters | 0:7f4a18b3fd82 | 137 | (js[parser->pos] >= 97 && js[parser->pos] <= 102))) { /* a-f */ |
mercurywaters | 0:7f4a18b3fd82 | 138 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 139 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 140 | } |
mercurywaters | 0:7f4a18b3fd82 | 141 | parser->pos++; |
mercurywaters | 0:7f4a18b3fd82 | 142 | } |
mercurywaters | 0:7f4a18b3fd82 | 143 | parser->pos--; |
mercurywaters | 0:7f4a18b3fd82 | 144 | break; |
mercurywaters | 0:7f4a18b3fd82 | 145 | /* Unexpected symbol */ |
mercurywaters | 0:7f4a18b3fd82 | 146 | default: |
mercurywaters | 0:7f4a18b3fd82 | 147 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 148 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 149 | } |
mercurywaters | 0:7f4a18b3fd82 | 150 | } |
mercurywaters | 0:7f4a18b3fd82 | 151 | } |
mercurywaters | 0:7f4a18b3fd82 | 152 | parser->pos = start; |
mercurywaters | 0:7f4a18b3fd82 | 153 | return JSMN_ERROR_PART; |
mercurywaters | 0:7f4a18b3fd82 | 154 | } |
mercurywaters | 0:7f4a18b3fd82 | 155 | |
mercurywaters | 0:7f4a18b3fd82 | 156 | /** |
mercurywaters | 0:7f4a18b3fd82 | 157 | * Parse JSON string and fill tokens. |
mercurywaters | 0:7f4a18b3fd82 | 158 | */ |
mercurywaters | 0:7f4a18b3fd82 | 159 | int jsmn_parse(jsmn_parser *parser, const char *js, size_t len, |
mercurywaters | 0:7f4a18b3fd82 | 160 | jsmntok_t *tokens, unsigned int num_tokens) |
mercurywaters | 0:7f4a18b3fd82 | 161 | { |
mercurywaters | 0:7f4a18b3fd82 | 162 | int r; |
mercurywaters | 0:7f4a18b3fd82 | 163 | int i; |
mercurywaters | 0:7f4a18b3fd82 | 164 | jsmntok_t *token; |
mercurywaters | 0:7f4a18b3fd82 | 165 | int count = parser->toknext; |
mercurywaters | 0:7f4a18b3fd82 | 166 | |
mercurywaters | 0:7f4a18b3fd82 | 167 | unsigned char isKey = 1; |
mercurywaters | 0:7f4a18b3fd82 | 168 | |
mercurywaters | 0:7f4a18b3fd82 | 169 | for (; parser->pos < len && js[parser->pos] != '\0'; parser->pos++) { |
mercurywaters | 0:7f4a18b3fd82 | 170 | char c; |
mercurywaters | 0:7f4a18b3fd82 | 171 | jsmntype_t type; |
mercurywaters | 0:7f4a18b3fd82 | 172 | |
mercurywaters | 0:7f4a18b3fd82 | 173 | c = js[parser->pos]; |
mercurywaters | 0:7f4a18b3fd82 | 174 | switch (c) { |
mercurywaters | 0:7f4a18b3fd82 | 175 | case '{': |
mercurywaters | 0:7f4a18b3fd82 | 176 | case '[': |
mercurywaters | 0:7f4a18b3fd82 | 177 | count++; |
mercurywaters | 0:7f4a18b3fd82 | 178 | if (tokens == NULL) { |
mercurywaters | 0:7f4a18b3fd82 | 179 | break; |
mercurywaters | 0:7f4a18b3fd82 | 180 | } |
mercurywaters | 0:7f4a18b3fd82 | 181 | token = jsmn_alloc_token(parser, tokens, num_tokens); |
mercurywaters | 0:7f4a18b3fd82 | 182 | if (token == NULL) |
mercurywaters | 0:7f4a18b3fd82 | 183 | return JSMN_ERROR_NOMEM; |
mercurywaters | 0:7f4a18b3fd82 | 184 | if (parser->toksuper != -1) { |
mercurywaters | 0:7f4a18b3fd82 | 185 | tokens[parser->toksuper].childCount++; |
mercurywaters | 0:7f4a18b3fd82 | 186 | token->parent = parser->toksuper; |
mercurywaters | 0:7f4a18b3fd82 | 187 | } |
mercurywaters | 0:7f4a18b3fd82 | 188 | token->type = (c == '{' ? JSMN_OBJECT : JSMN_ARRAY); |
mercurywaters | 0:7f4a18b3fd82 | 189 | token->start = parser->pos; |
mercurywaters | 0:7f4a18b3fd82 | 190 | parser->toksuper = parser->toknext - 1; |
mercurywaters | 0:7f4a18b3fd82 | 191 | if ( token -> type == JSMN_OBJECT ) { |
mercurywaters | 0:7f4a18b3fd82 | 192 | isKey = 1; |
mercurywaters | 0:7f4a18b3fd82 | 193 | } |
mercurywaters | 0:7f4a18b3fd82 | 194 | break; |
mercurywaters | 0:7f4a18b3fd82 | 195 | case '}': |
mercurywaters | 0:7f4a18b3fd82 | 196 | case ']': |
mercurywaters | 0:7f4a18b3fd82 | 197 | if (tokens == NULL) |
mercurywaters | 0:7f4a18b3fd82 | 198 | break; |
mercurywaters | 0:7f4a18b3fd82 | 199 | type = (c == '}' ? JSMN_OBJECT : JSMN_ARRAY); |
mercurywaters | 0:7f4a18b3fd82 | 200 | if (parser->toknext < 1) { |
mercurywaters | 0:7f4a18b3fd82 | 201 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 202 | } |
mercurywaters | 0:7f4a18b3fd82 | 203 | token = &tokens[parser->toknext - 1]; |
mercurywaters | 0:7f4a18b3fd82 | 204 | for (;;) { |
mercurywaters | 0:7f4a18b3fd82 | 205 | if (token->start != -1 && token->end == -1) { |
mercurywaters | 0:7f4a18b3fd82 | 206 | if (token->type != type) { |
mercurywaters | 0:7f4a18b3fd82 | 207 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 208 | } |
mercurywaters | 0:7f4a18b3fd82 | 209 | token->end = parser->pos + 1; |
mercurywaters | 0:7f4a18b3fd82 | 210 | parser->toksuper = token->parent; |
mercurywaters | 0:7f4a18b3fd82 | 211 | break; |
mercurywaters | 0:7f4a18b3fd82 | 212 | } |
mercurywaters | 0:7f4a18b3fd82 | 213 | if (token->parent == -1) { |
mercurywaters | 0:7f4a18b3fd82 | 214 | break; |
mercurywaters | 0:7f4a18b3fd82 | 215 | } |
mercurywaters | 0:7f4a18b3fd82 | 216 | token = &tokens[token->parent]; |
mercurywaters | 0:7f4a18b3fd82 | 217 | } |
mercurywaters | 0:7f4a18b3fd82 | 218 | break; |
mercurywaters | 0:7f4a18b3fd82 | 219 | case '\"': |
mercurywaters | 0:7f4a18b3fd82 | 220 | r = jsmn_parse_string(parser, js, len, tokens, num_tokens, isKey); |
mercurywaters | 0:7f4a18b3fd82 | 221 | if (r < 0) return r; |
mercurywaters | 0:7f4a18b3fd82 | 222 | count++; |
mercurywaters | 0:7f4a18b3fd82 | 223 | if (parser->toksuper != -1 && tokens != NULL) |
mercurywaters | 0:7f4a18b3fd82 | 224 | tokens[parser->toksuper].childCount++; |
mercurywaters | 0:7f4a18b3fd82 | 225 | break; |
mercurywaters | 0:7f4a18b3fd82 | 226 | case '\t' : |
mercurywaters | 0:7f4a18b3fd82 | 227 | case '\r' : |
mercurywaters | 0:7f4a18b3fd82 | 228 | case '\n' : |
mercurywaters | 0:7f4a18b3fd82 | 229 | case ' ': |
mercurywaters | 0:7f4a18b3fd82 | 230 | break; |
mercurywaters | 0:7f4a18b3fd82 | 231 | case ':': |
mercurywaters | 0:7f4a18b3fd82 | 232 | isKey = 0; |
mercurywaters | 0:7f4a18b3fd82 | 233 | parser->toksuper = parser->toknext - 1; |
mercurywaters | 0:7f4a18b3fd82 | 234 | break; |
mercurywaters | 0:7f4a18b3fd82 | 235 | case ',': |
mercurywaters | 0:7f4a18b3fd82 | 236 | if (tokens != NULL && parser->toksuper != -1 && |
mercurywaters | 0:7f4a18b3fd82 | 237 | tokens[parser->toksuper].type != JSMN_ARRAY && |
mercurywaters | 0:7f4a18b3fd82 | 238 | tokens[parser->toksuper].type != JSMN_OBJECT) { |
mercurywaters | 0:7f4a18b3fd82 | 239 | parser->toksuper = tokens[parser->toksuper].parent; |
mercurywaters | 0:7f4a18b3fd82 | 240 | } |
mercurywaters | 0:7f4a18b3fd82 | 241 | isKey = 1; |
mercurywaters | 0:7f4a18b3fd82 | 242 | break; |
mercurywaters | 0:7f4a18b3fd82 | 243 | /* In strict mode primitives are: numbers and booleans */ |
mercurywaters | 0:7f4a18b3fd82 | 244 | case '-': |
mercurywaters | 0:7f4a18b3fd82 | 245 | case '0': |
mercurywaters | 0:7f4a18b3fd82 | 246 | case '1' : |
mercurywaters | 0:7f4a18b3fd82 | 247 | case '2': |
mercurywaters | 0:7f4a18b3fd82 | 248 | case '3' : |
mercurywaters | 0:7f4a18b3fd82 | 249 | case '4': |
mercurywaters | 0:7f4a18b3fd82 | 250 | case '5': |
mercurywaters | 0:7f4a18b3fd82 | 251 | case '6': |
mercurywaters | 0:7f4a18b3fd82 | 252 | case '7' : |
mercurywaters | 0:7f4a18b3fd82 | 253 | case '8': |
mercurywaters | 0:7f4a18b3fd82 | 254 | case '9': |
mercurywaters | 0:7f4a18b3fd82 | 255 | case 't': |
mercurywaters | 0:7f4a18b3fd82 | 256 | case 'f': |
mercurywaters | 0:7f4a18b3fd82 | 257 | case 'n' : |
mercurywaters | 0:7f4a18b3fd82 | 258 | /* And they must not be keys of the object */ |
mercurywaters | 0:7f4a18b3fd82 | 259 | if (tokens != NULL && parser->toksuper != -1) { |
mercurywaters | 0:7f4a18b3fd82 | 260 | jsmntok_t *t = &tokens[parser->toksuper]; |
mercurywaters | 0:7f4a18b3fd82 | 261 | if (t->type == JSMN_OBJECT || |
mercurywaters | 0:7f4a18b3fd82 | 262 | (t->type == JSMN_STRING && t->childCount != 0)) { |
mercurywaters | 0:7f4a18b3fd82 | 263 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 264 | } |
mercurywaters | 0:7f4a18b3fd82 | 265 | } |
mercurywaters | 0:7f4a18b3fd82 | 266 | r = jsmn_parse_primitive(parser, js, len, tokens, num_tokens); |
mercurywaters | 0:7f4a18b3fd82 | 267 | if (r < 0) return r; |
mercurywaters | 0:7f4a18b3fd82 | 268 | count++; |
mercurywaters | 0:7f4a18b3fd82 | 269 | if (parser->toksuper != -1 && tokens != NULL) |
mercurywaters | 0:7f4a18b3fd82 | 270 | tokens[parser->toksuper].childCount++; |
mercurywaters | 0:7f4a18b3fd82 | 271 | break; |
mercurywaters | 0:7f4a18b3fd82 | 272 | |
mercurywaters | 0:7f4a18b3fd82 | 273 | /* Unexpected char in strict mode */ |
mercurywaters | 0:7f4a18b3fd82 | 274 | default: |
mercurywaters | 0:7f4a18b3fd82 | 275 | return JSMN_ERROR_INVAL; |
mercurywaters | 0:7f4a18b3fd82 | 276 | } |
mercurywaters | 0:7f4a18b3fd82 | 277 | } |
mercurywaters | 0:7f4a18b3fd82 | 278 | |
mercurywaters | 0:7f4a18b3fd82 | 279 | if (tokens != NULL) { |
mercurywaters | 0:7f4a18b3fd82 | 280 | for (i = parser->toknext - 1; i >= 0; i--) { |
mercurywaters | 0:7f4a18b3fd82 | 281 | /* Unmatched opened object or array */ |
mercurywaters | 0:7f4a18b3fd82 | 282 | if (tokens[i].start != -1 && tokens[i].end == -1) { |
mercurywaters | 0:7f4a18b3fd82 | 283 | return JSMN_ERROR_PART; |
mercurywaters | 0:7f4a18b3fd82 | 284 | } |
mercurywaters | 0:7f4a18b3fd82 | 285 | } |
mercurywaters | 0:7f4a18b3fd82 | 286 | } |
mercurywaters | 0:7f4a18b3fd82 | 287 | |
mercurywaters | 0:7f4a18b3fd82 | 288 | return count; |
mercurywaters | 0:7f4a18b3fd82 | 289 | } |
mercurywaters | 0:7f4a18b3fd82 | 290 | |
mercurywaters | 0:7f4a18b3fd82 | 291 | /** |
mercurywaters | 0:7f4a18b3fd82 | 292 | * Creates a new parser based over a given buffer with an array of tokens |
mercurywaters | 0:7f4a18b3fd82 | 293 | * available. |
mercurywaters | 0:7f4a18b3fd82 | 294 | */ |
mercurywaters | 0:7f4a18b3fd82 | 295 | void jsmn_init(jsmn_parser *parser) |
mercurywaters | 0:7f4a18b3fd82 | 296 | { |
mercurywaters | 0:7f4a18b3fd82 | 297 | parser->pos = 0; |
mercurywaters | 0:7f4a18b3fd82 | 298 | parser->toknext = 0; |
mercurywaters | 0:7f4a18b3fd82 | 299 | parser->toksuper = -1; |
mercurywaters | 0:7f4a18b3fd82 | 300 | } |