| 252 | |
| 253 | |
| 254 | ULONG CharSet::removeTrailingSpaces(ULONG srcLen, const UCHAR* src) const |
| 255 | { |
| 256 | const unsigned spaceLen = getSpaceLength(); |
| 257 | const UCHAR* p = src + srcLen - spaceLen; |
| 258 | const UCHAR* const q = getSpace(); |
| 259 | |
| 260 | switch (spaceLen) |
| 261 | { |
| 262 | case 1: |
| 263 | while (p >= src && *p == *q) |
| 264 | p -= spaceLen; |
| 265 | break; |
| 266 | |
| 267 | case 2: |
| 268 | while (p >= src && p[0] == q[0] && p[1] == q[1]) |
| 269 | p -= spaceLen; |
| 270 | break; |
| 271 | |
| 272 | case 3: |
| 273 | while (p >= src && p[0] == q[0] && p[1] == q[1] && p[2] == q[2]) |
| 274 | p -= spaceLen; |
| 275 | break; |
| 276 | |
| 277 | case 4: |
| 278 | while (p >= src && p[0] == q[0] && p[1] == q[1] && p[2] == q[2] && p[3] == q[3]) |
| 279 | p -= spaceLen; |
| 280 | break; |
| 281 | |
| 282 | default: |
| 283 | while (p >= src) |
| 284 | { |
| 285 | unsigned i = 0; |
| 286 | for (; i < spaceLen; i++) |
| 287 | if (p[i] != q[i]) |
| 288 | break; |
| 289 | |
| 290 | if (i != spaceLen) |
| 291 | break; |
| 292 | |
| 293 | p -= spaceLen; |
| 294 | } |
| 295 | break; |
| 296 | } |
| 297 | |
| 298 | p += spaceLen; |
| 299 | return p - src; |
| 300 | } |
| 301 | |
| 302 | |
| 303 | } // namespace Jrd |