| 265 | } |
| 266 | |
| 267 | void xs_tcp_read(xsMachine *the) |
| 268 | { |
| 269 | TCP tcp = xsmcGetHostDataValidate(xsThis, (void *)&xsTCPHooks); |
| 270 | uint32_t requested; |
| 271 | uint8_t *out, value; |
| 272 | |
| 273 | if (!tcp->bytesReadable) |
| 274 | return; |
| 275 | |
| 276 | if (kIOFormatBuffer == tcp->format) { |
| 277 | uint8_t allocate = 1; |
| 278 | xsUnsignedValue byteLength; |
| 279 | |
| 280 | if (0 == xsmcArgc) |
| 281 | requested = tcp->bytesReadable; |
| 282 | else if (xsReferenceType == xsmcTypeOf(xsArg(0))) { |
| 283 | xsResult = xsArg(0); |
| 284 | xsmcGetBufferWritable(xsResult, (void **)&out, &byteLength); |
| 285 | requested = (int)byteLength; |
| 286 | xsmcSetInteger(xsResult, requested); |
| 287 | allocate = 0; |
| 288 | } |
| 289 | else |
| 290 | requested = xsmcToInteger(xsArg(0)); |
| 291 | |
| 292 | if ((requested <= 0) || (requested > tcp->bytesReadable)) |
| 293 | xsUnknownError("invalid"); |
| 294 | |
| 295 | if (allocate) |
| 296 | out = xsmcSetArrayBuffer(xsResult, NULL, requested); |
| 297 | } |
| 298 | else { |
| 299 | requested = 1; |
| 300 | out = &value; |
| 301 | } |
| 302 | |
| 303 | c_memmove(out, tcp->readBuf + tcp->readPosition, requested); |
| 304 | tcp->readPosition += requested; |
| 305 | tcp->bytesReadable -= requested; |
| 306 | |
| 307 | if (tcp->error && !tcp->bytesReadable) |
| 308 | tcpTrigger(tcp, kTCPError); |
| 309 | |
| 310 | if (kIOFormatNumber == tcp->format) |
| 311 | xsmcSetInteger(xsResult, value); |
| 312 | } |
| 313 | |
| 314 | void xs_tcp_write(xsMachine *the) |
| 315 | { |
nothing calls this directly
no test coverage detected