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Clean read and write functions in owncloud_module.

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This commit is contained in:
Klaas Freitag 2012-12-04 17:02:39 +01:00
parent 9e3dd6e5c8
commit d2730f6133
1 changed files with 4 additions and 92 deletions
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96
modules/csync_owncloud.c
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@ -1165,57 +1165,11 @@ static int owncloud_stat(const char *uri, csync_vio_file_stat_t *buf) {
}
static ssize_t owncloud_write(csync_vio_method_handle_t *fhandle, const void *buf, size_t count) {
struct transfer_context *writeCtx = NULL;
size_t written = 0;
size_t bufWritten = 0;
(void) fhandle;
(void) buf;
(void) count;
if (fhandle == NULL) {
return -1;
}
writeCtx = (struct transfer_context*) fhandle;
/* check if there is space left in the mem buffer */
if( writeCtx->bytes_written + count > PUT_BUFFER_SIZE ) {
if( writeCtx->fileWritten == 0 ) {
DEBUG_WEBDAV("Remaining Mem Buffer size to small, push to disk "
"(current buf size %lu)",
(unsigned long) writeCtx->bytes_written);
}
/* write contents to disk */
if( writeCtx->fd > -1 ) {
if( writeCtx->bytes_written > 0 ) {
/* there is something in the buffer already. Store to disk */
written = write( writeCtx->fd, _buffer, writeCtx->bytes_written );
if( written != writeCtx->bytes_written ) {
DEBUG_WEBDAV("WRN: Written bytes from buffer not equal to count");
}
/* reset the buffer counter */
writeCtx->bytes_written = 0;
}
/* also write the incoming memory buffer content to file */
if( count > 0 ) {
bufWritten = write( writeCtx->fd, buf, count );
if( bufWritten != count ) {
DEBUG_WEBDAV("WRN: Written bytes not equal to count");
}
}
/* set a flag that file was used, needed in the close routine */
writeCtx->fileWritten = 1;
} else {
/* problem: the file descriptor is not valid. */
DEBUG_WEBDAV("ERR: Not a valid file descriptor in write");
}
} else {
/* still space in the buffer */
memcpy( _buffer + writeCtx->bytes_written, buf, count );
writeCtx->bytes_written += count;
bufWritten = count;
}
return bufWritten;
return 0;
}
static int uncompress_reader(void *userdata, const char *buf, size_t len)
@ -1590,49 +1544,7 @@ static ssize_t owncloud_read(csync_vio_method_handle_t *fhandle, void *buf, size
(void) fhandle;
(void) buf;
(void) count;
#if 0
struct transfer_context *writeCtx = NULL;
csync_stat_t st;
const _TCHAR *tmpFileName;
writeCtx = (struct transfer_context*) fhandle;
/* DEBUG_WEBDAV( "read called on %s (fd=%d)!", writeCtx->tmpFileName, writeCtx->fd ); */
if( ! fhandle ) {
errno = EBADF;
return -1;
}
if( writeCtx->fd == -1 ) {
/* open the downloaded file to read from */
#ifdef _WIN32
_fmode = _O_BINARY;
#endif
tmpFileName = c_multibyte(writeCtx->tmpFileName);
if (( writeCtx->fd = _topen( tmpFileName, O_RDONLY )) < 0) {
c_free_multibyte(tmpFileName);
DEBUG_WEBDAV("Could not open local file %s", writeCtx->tmpFileName );
errno = EIO;
return -1;
} else {
c_free_multibyte(tmpFileName);
if (fstat( writeCtx->fd, &st ) < 0) {
DEBUG_WEBDAV("Could not stat file %s", writeCtx->tmpFileName );
errno = EIO;
return -1;
}
DEBUG_WEBDAV("local downlaod file size=%d", (int) st.st_size );
}
}
if( writeCtx->fd ) {
len = read( writeCtx->fd, buf, count );
writeCtx->bytes_written = writeCtx->bytes_written + len;
}
/* DEBUG_WEBDAV( "read len: %d %ul", len, count ); */
#endif
return len;
}