int PipeSize;
long TotalSendSize;
long TotalSentAlready;
+ long TotalReadAlready;
long ChunkSize;
long ChunkSendRemain;
StrBuf *ChunkBuffer; /* just used if we don't have sendfile */
void FDIOBufferDelete(FDIOBuffer *FDB);
int FileSendChunked(FDIOBuffer *FDB, const char **Err);
int FileRecvChunked(FDIOBuffer *FDB, const char **Err);
+int FileMoveChunked(FDIOBuffer *FDB, const char **Err);
eReadState WriteIOBAlreadyRead(FDIOBuffer *FDB, const char **Error);
long StrBuf_read_one_chunk_callback (int fd, short event, IOBuffer *FB);
return 0;
}
+int FileMoveChunked(FDIOBuffer *FDB, const char **Err)
+{
+ ssize_t sent, pipesize;
+
+#ifdef LINUX_SPLICE
+ if (FDB->PipeSize == 0)
+ {
+ pipesize = splice(FDB->IOB->fd,
+ &FDB->TotalReadAlready,
+ FDB->SplicePipe[1],
+ NULL,
+ FDB->ChunkSendRemain,
+ SPLICE_F_MORE | SPLICE_F_MOVE|SPLICE_F_NONBLOCK);
+
+ if (pipesize == -1)
+ {
+ *Err = strerror(errno);
+ return pipesize;
+ }
+ FDB->PipeSize = pipesize;
+ }
+
+ sent = splice(FDB->SplicePipe[0],
+ NULL,
+ FDB->OtherFD,
+ &FDB->TotalSentAlready,
+ FDB->PipeSize,
+ SPLICE_F_MORE | SPLICE_F_MOVE);
+
+ if (sent == -1)
+ {
+ *Err = strerror(errno);
+ return sent;
+ }
+ FDB->PipeSize -= sent;
+ FDB->ChunkSendRemain -= sent;
+ return sent;
+#else
+
+ sent = read(FDB->IOB->fd, FDB->ChunkBuffer->buf, FDB->ChunkSendRemain);
+ if (sent > 0) {
+ int nWritten = 0;
+ int rc;
+
+ FDB->ChunkBuffer->BufUsed = sent;
+
+ while (nWritten < FDB->ChunkBuffer->BufUsed) {
+ rc = write(FDB->OtherFD, FDB->ChunkBuffer->buf + nWritten, FDB->ChunkBuffer->BufUsed - nWritten);
+ if (rc < 0) {
+ *Err = strerror(errno);
+ return rc;
+ }
+ nWritten += rc;
+
+ }
+ FDB->ChunkBuffer->BufUsed = 0;
+ FDB->TotalSentAlready += sent;
+ FDB->ChunkSendRemain -= sent;
+ return FDB->ChunkSendRemain;
+ }
+ else if (sent < 0) {
+ *Err = strerror(errno);
+ return sent;
+ }
+
+#endif
+ return 0;
+}
+
eReadState WriteIOBAlreadyRead(FDIOBuffer *FDB, const char **Error)
{
int IsNonBlock;