* xmlEscapeEntities: * @out: a pointer to an array of bytes to store the result * @outlen: the length of @out * @in: a pointer to an array of unescaped UTF-8 bytes * @inlen: the length of @in * * Take a block of UTF-8 chars in and escape them. Used when there is no * encoding specified. * * Returns 0 if success, or -1 otherwise * The value of @inlen after return is the number of octe
| 182 | * The value of @outlen after return is the number of octets consumed. |
| 183 | */ |
| 184 | static int |
| 185 | xmlEscapeEntities(unsigned char* out, int *outlen, |
| 186 | const xmlChar* in, int *inlen) { |
| 187 | unsigned char* outstart = out; |
| 188 | const unsigned char* base = in; |
| 189 | unsigned char* outend = out + *outlen; |
| 190 | const unsigned char* inend; |
| 191 | int val; |
| 192 | |
| 193 | inend = in + (*inlen); |
| 194 | |
| 195 | while ((in < inend) && (out < outend)) { |
| 196 | if (*in == '<') { |
| 197 | if (outend - out < 4) break; |
| 198 | *out++ = '&'; |
| 199 | *out++ = 'l'; |
| 200 | *out++ = 't'; |
| 201 | *out++ = ';'; |
| 202 | in++; |
| 203 | continue; |
| 204 | } else if (*in == '>') { |
| 205 | if (outend - out < 4) break; |
| 206 | *out++ = '&'; |
| 207 | *out++ = 'g'; |
| 208 | *out++ = 't'; |
| 209 | *out++ = ';'; |
| 210 | in++; |
| 211 | continue; |
| 212 | } else if (*in == '&') { |
| 213 | if (outend - out < 5) break; |
| 214 | *out++ = '&'; |
| 215 | *out++ = 'a'; |
| 216 | *out++ = 'm'; |
| 217 | *out++ = 'p'; |
| 218 | *out++ = ';'; |
| 219 | in++; |
| 220 | continue; |
| 221 | } else if (*in == 0xD) { |
| 222 | if (outend - out < 5) break; |
| 223 | *out++ = '&'; |
| 224 | *out++ = '#'; |
| 225 | *out++ = 'x'; |
| 226 | *out++ = 'D'; |
| 227 | *out++ = ';'; |
| 228 | in++; |
| 229 | } else if (((*in >= 0x20) && (*in < 0x80)) || |
| 230 | (*in == 0xA) || (*in == 0x9)) { |
| 231 | /* |
| 232 | * default case, just copy ! |
| 233 | */ |
| 234 | *out++ = *in++; |
| 235 | continue; |
| 236 | } else if (*in < 0x80) { |
| 237 | /* invalid control char */ |
| 238 | if (outend - out < 8) break; |
| 239 | out = xmlSerializeHexCharRef(out, 0xFFFD); |
| 240 | in++; |
| 241 | } else { |
nothing calls this directly
no test coverage detected