| 160 | } |
| 161 | |
| 162 | static void append_json_string(char *buf, size_t bufsz, size_t *pos, const char *s) { |
| 163 | append_char(buf, bufsz, pos, '"'); |
| 164 | if (s) { |
| 165 | while (*s) { |
| 166 | unsigned char ch = (unsigned char)*s++; |
| 167 | switch (ch) { |
| 168 | case '"': |
| 169 | append_raw(buf, bufsz, pos, "\\\""); |
| 170 | break; |
| 171 | case '\\': |
| 172 | append_raw(buf, bufsz, pos, "\\\\"); |
| 173 | break; |
| 174 | case '\b': |
| 175 | append_raw(buf, bufsz, pos, "\\b"); |
| 176 | break; |
| 177 | case '\f': |
| 178 | append_raw(buf, bufsz, pos, "\\f"); |
| 179 | break; |
| 180 | case '\n': |
| 181 | append_raw(buf, bufsz, pos, "\\n"); |
| 182 | break; |
| 183 | case '\r': |
| 184 | append_raw(buf, bufsz, pos, "\\r"); |
| 185 | break; |
| 186 | case '\t': |
| 187 | append_raw(buf, bufsz, pos, "\\t"); |
| 188 | break; |
| 189 | default: |
| 190 | if (ch < 0x20) { |
| 191 | static const char hex[] = "0123456789abcdef"; |
| 192 | append_raw(buf, bufsz, pos, "\\u00"); |
| 193 | append_char(buf, bufsz, pos, hex[ch >> 4]); |
| 194 | append_char(buf, bufsz, pos, hex[ch & 0xf]); |
| 195 | } else { |
| 196 | append_char(buf, bufsz, pos, (char)ch); |
| 197 | } |
| 198 | break; |
| 199 | } |
| 200 | } |
| 201 | } |
| 202 | append_char(buf, bufsz, pos, '"'); |
| 203 | } |
| 204 | |
| 205 | static void finish_line(char *buf, size_t bufsz, size_t pos) { |
| 206 | if (bufsz == 0) { |
no test coverage detected