return fd;
}
+void DEVICE::set_mode(int new_mode)
+{
+ if (new_mode == OPEN_READ_WRITE) {
+ mode = O_RDWR | O_BINARY;
+ } else if (new_mode == OPEN_READ_ONLY) {
+ mode = O_RDONLY | O_BINARY;
+ } else if (new_mode == OPEN_WRITE_ONLY) {
+ mode = O_WRONLY | O_BINARY;
+ } else {
+ Emsg0(M_ABORT, 0, _("Illegal mode given to open dev.\n"));
+ }
+}
+
static void open_tape_device(DEVICE *dev, int mode)
{
int nonblocking = 0;;
int ioerrcnt = 10;
Dmsg0(29, "open dev: device is tape\n");
- if (mode == OPEN_READ_WRITE) {
- dev->mode = O_RDWR | O_BINARY;
- } else if (mode == OPEN_READ_ONLY) {
- dev->mode = O_RDONLY | O_BINARY;
- } else if (mode == OPEN_WRITE_ONLY) {
- dev->mode = O_WRONLY | O_BINARY;
- } else {
- Emsg0(M_ABORT, 0, _("Illegal mode given to open dev.\n"));
- }
+ dev->set_mode(mode);
timeout = dev->max_open_wait;
errno = 0;
if (dev->open_nowait) {
return;
}
+ Dmsg1(100, "Call get_filename. Vol=%s\n", dev->VolCatInfo.VolCatName);
get_filename(dev, dev->VolCatInfo.VolCatName, archive_name);
Dmsg3(29, "open dev: %s dev=%s mode=%d\n", dev->is_dvd()?"DVD":"disk",
archive_name.c_str(), mode);
dev->openmode = mode;
- if (mode == OPEN_READ_WRITE) {
- dev->mode = O_CREAT | O_RDWR | O_BINARY;
- } else if (mode == OPEN_READ_ONLY) {
- dev->mode = O_RDONLY | O_BINARY;
- } else if (mode == OPEN_WRITE_ONLY) {
- dev->mode = O_WRONLY | O_BINARY;
- } else {
- Emsg0(M_ABORT, 0, _("Illegal mode given to open dev.\n"));
- }
+ dev->set_mode(mode);
/* If creating file, give 0640 permissions */
Dmsg3(29, "mode=%d open(%s, 0x%x, 0640)\n", mode, archive_name.c_str(), dev->mode);
if ((dev->fd = open(archive_name.c_str(), dev->mode, 0640)) < 0) {
dev->num_parts = dev->VolCatInfo.VolCatParts;
}
+ Dmsg1(100, "Call get_filename. Vol=%s\n", dev->VolCatInfo.VolCatName);
get_filename(dev, dev->VolCatInfo.VolCatName, archive_name);
if (mount_dev(dev, 1) < 0) {
mode = OPEN_READ_ONLY;
}
- if (mode == OPEN_READ_WRITE) {
- dev->mode = O_CREAT | O_RDWR | O_BINARY;
- } else if (mode == OPEN_READ_ONLY) {
- dev->mode = O_RDONLY | O_BINARY;
- } else if (mode == OPEN_WRITE_ONLY) {
- dev->mode = O_WRONLY | O_BINARY;
- } else {
- Emsg0(M_ABORT, 0, _("Illegal mode given to open dev.\n"));
- }
+ dev->set_mode(mode);
/* If creating file, give 0640 permissions */
Dmsg3(29, "mode=%d open(%s, 0x%x, 0640)\n", mode, archive_name.c_str(), dev->mode);
if ((dev->fd = open(archive_name.c_str(), dev->mode, 0640)) < 0) {
update_pos_dev(dev); /* update position */
}
}
- Dmsg5(29, "open dev: %s fd=%d opened, part=%d/%d, part_size=%u\n",
- dev->is_dvd()?"DVD":"disk", dev->fd, dev->part, dev->num_parts,
- dev->part_size);
+ Dmsg4(29, "open dev: DVD fd=%d opened, part=%d/%d, part_size=%u\n",
+ dev->fd, dev->part, dev->num_parts, dev->part_size);
if (dev->is_open() && dev->is_dvd() && (mode != OPEN_READ_ONLY) &&
(dev->free_space_errno == 0 || dev->num_parts == dev->part)) {
update_free_space_dev(dev);
struct stat statp;
POOL_MEM archive_name(PM_FNAME);
dev->part = dev->num_parts;
+ Dmsg1(100, "Call get_filename. Vol=%s\n", dev->VolCatInfo.VolCatName);
get_filename(dev, dev->VolCatInfo.VolCatName, archive_name);
/* Check that the part file is empty */
if ((stat(archive_name.c_str(), &statp) == 0) && (statp.st_size == 0)) {
+ Dmsg1(100, "unlink(%s)\n", archive_name.c_str());
unlink(archive_name.c_str());
}
}
*
* record.c -- tape record handling functions
*
- * Kern Sibbald, April MMI
- * added BB02 format October MMII
+ * Kern Sibbald, April MMI
+ * added BB02 format October MMII
*
* Version $Id$
*
*/
/*
- Copyright (C) 2000-2004 Kern Sibbald and John Walker
+ Copyright (C) 2001-2005 Kern Sibbald
This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
+ modify it under the terms of the GNU General Public License
+ version 2 as ammended with additional clauses defined in the
+ file LICENSE in the main source directory.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public
- License along with this program; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ the file LICENSE for additional details.
*/
*/
void free_record(DEV_RECORD *rec)
{
- Dmsg0(350, "Enter free_record.\n");
+ Dmsg0(950, "Enter free_record.\n");
if (rec->data) {
free_pool_memory(rec->data);
}
- Dmsg0(350, "Data buf is freed.\n");
+ Dmsg0(950, "Data buf is freed.\n");
free_pool_memory((POOLMEM *)rec);
- Dmsg0(350, "Leave free_record.\n");
+ Dmsg0(950, "Leave free_record.\n");
}
* Write a Record to the block
*
* Returns: false on failure (none or partially written)
- * true on success (all bytes written)
+ * true on success (all bytes written)
*
* and remainder returned in packet.
*
if (rec->remainder == 0) {
/* Require enough room to write a full header */
if (remlen >= WRITE_RECHDR_LENGTH) {
- ser_begin(block->bufp, WRITE_RECHDR_LENGTH);
- if (BLOCK_VER == 1) {
- ser_uint32(rec->VolSessionId);
- ser_uint32(rec->VolSessionTime);
- } else {
- block->VolSessionId = rec->VolSessionId;
- block->VolSessionTime = rec->VolSessionTime;
- }
- ser_int32(rec->FileIndex);
- ser_int32(rec->Stream);
- ser_uint32(rec->data_len);
-
- block->bufp += WRITE_RECHDR_LENGTH;
- block->binbuf += WRITE_RECHDR_LENGTH;
- remlen -= WRITE_RECHDR_LENGTH;
- rec->remainder = rec->data_len;
- if (rec->FileIndex > 0) {
- /* If data record, update what we have in this block */
- if (block->FirstIndex == 0) {
- block->FirstIndex = rec->FileIndex;
- }
- block->LastIndex = rec->FileIndex;
- }
+ ser_begin(block->bufp, WRITE_RECHDR_LENGTH);
+ if (BLOCK_VER == 1) {
+ ser_uint32(rec->VolSessionId);
+ ser_uint32(rec->VolSessionTime);
+ } else {
+ block->VolSessionId = rec->VolSessionId;
+ block->VolSessionTime = rec->VolSessionTime;
+ }
+ ser_int32(rec->FileIndex);
+ ser_int32(rec->Stream);
+ ser_uint32(rec->data_len);
+
+ block->bufp += WRITE_RECHDR_LENGTH;
+ block->binbuf += WRITE_RECHDR_LENGTH;
+ remlen -= WRITE_RECHDR_LENGTH;
+ rec->remainder = rec->data_len;
+ if (rec->FileIndex > 0) {
+ /* If data record, update what we have in this block */
+ if (block->FirstIndex == 0) {
+ block->FirstIndex = rec->FileIndex;
+ }
+ block->LastIndex = rec->FileIndex;
+ }
} else {
- rec->remainder = rec->data_len + WRITE_RECHDR_LENGTH;
- return false;
+ rec->remainder = rec->data_len + WRITE_RECHDR_LENGTH;
+ return false;
}
} else {
/*
*/
ser_begin(block->bufp, WRITE_RECHDR_LENGTH);
if (BLOCK_VER == 1) {
- ser_uint32(rec->VolSessionId);
- ser_uint32(rec->VolSessionTime);
+ ser_uint32(rec->VolSessionId);
+ ser_uint32(rec->VolSessionTime);
} else {
- block->VolSessionId = rec->VolSessionId;
- block->VolSessionTime = rec->VolSessionTime;
+ block->VolSessionId = rec->VolSessionId;
+ block->VolSessionTime = rec->VolSessionTime;
}
ser_int32(rec->FileIndex);
if (rec->remainder > rec->data_len) {
- ser_int32(rec->Stream); /* normal full header */
- ser_uint32(rec->data_len);
- rec->remainder = rec->data_len; /* must still do data record */
+ ser_int32(rec->Stream); /* normal full header */
+ ser_uint32(rec->data_len);
+ rec->remainder = rec->data_len; /* must still do data record */
} else {
- ser_int32(-rec->Stream); /* mark this as a continuation record */
- ser_uint32(rec->remainder); /* bytes to do */
+ ser_int32(-rec->Stream); /* mark this as a continuation record */
+ ser_uint32(rec->remainder); /* bytes to do */
}
/* Require enough room to write a full header */
block->binbuf += WRITE_RECHDR_LENGTH;
remlen -= WRITE_RECHDR_LENGTH;
if (rec->FileIndex > 0) {
- /* If data record, update what we have in this block */
- if (block->FirstIndex == 0) {
- block->FirstIndex = rec->FileIndex;
- }
- block->LastIndex = rec->FileIndex;
+ /* If data record, update what we have in this block */
+ if (block->FirstIndex == 0) {
+ block->FirstIndex = rec->FileIndex;
+ }
+ block->LastIndex = rec->FileIndex;
}
}
if (remlen == 0) {
- return false; /* partial transfer */
+ return false; /* partial transfer */
}
/*
if (rec->remainder > 0) {
/* Write as much of data as possible */
if (remlen >= rec->remainder) {
- memcpy(block->bufp, rec->data+rec->data_len-rec->remainder,
- rec->remainder);
- block->bufp += rec->remainder;
- block->binbuf += rec->remainder;
+ memcpy(block->bufp, rec->data+rec->data_len-rec->remainder,
+ rec->remainder);
+ block->bufp += rec->remainder;
+ block->binbuf += rec->remainder;
} else {
- memcpy(block->bufp, rec->data+rec->data_len-rec->remainder,
- remlen);
+ memcpy(block->bufp, rec->data+rec->data_len-rec->remainder,
+ remlen);
#ifdef xxxxxSMCHECK
- if (!sm_check_rtn(__FILE__, __LINE__, False)) {
- /* We damaged a buffer */
+ if (!sm_check_rtn(__FILE__, __LINE__, False)) {
+ /* We damaged a buffer */
Dmsg6(0, "Damaged block FI=%s SessId=%d Strm=%s len=%d\n"
"rem=%d remainder=%d\n",
- FI_to_ascii(rec->FileIndex), rec->VolSessionId,
- stream_to_ascii(rec->Stream, rec->FileIndex), rec->data_len,
- remlen, rec->remainder);
+ FI_to_ascii(rec->FileIndex), rec->VolSessionId,
+ stream_to_ascii(rec->Stream, rec->FileIndex), rec->data_len,
+ remlen, rec->remainder);
Dmsg5(0, "Damaged block: bufp=%x binbuf=%d buf_len=%d rem=%d moved=%d\n",
- block->bufp, block->binbuf, block->buf_len, block->buf_len-block->binbuf,
- remlen);
+ block->bufp, block->binbuf, block->buf_len, block->buf_len-block->binbuf,
+ remlen);
Dmsg2(0, "Damaged block: buf=%x binbuffrombuf=%d \n",
- block->buf, block->bufp-block->buf);
+ block->buf, block->bufp-block->buf);
Emsg0(M_ABORT, 0, "Damaged buffer\n");
- }
+ }
#endif
- block->bufp += remlen;
- block->binbuf += remlen;
- rec->remainder -= remlen;
- return false; /* did partial transfer */
+ block->bufp += remlen;
+ block->binbuf += remlen;
+ rec->remainder -= remlen;
+ return false; /* did partial transfer */
}
}
- rec->remainder = 0; /* did whole transfer */
+ rec->remainder = 0; /* did whole transfer */
return true;
}
* Test if we can write whole record to the block
*
* Returns: false on failure
- * true on success (all bytes can be written)
+ * true on success (all bytes can be written)
*/
bool can_write_record_to_block(DEV_BLOCK *block, DEV_RECORD *rec)
{
remlen = block->buf_len - block->binbuf;
if (rec->remainder == 0) {
if (remlen >= WRITE_RECHDR_LENGTH) {
- remlen -= WRITE_RECHDR_LENGTH;
- rec->remainder = rec->data_len;
+ remlen -= WRITE_RECHDR_LENGTH;
+ rec->remainder = rec->data_len;
} else {
- return false;
+ return false;
}
} else {
return false;
/*
* Read a Record from the block
* Returns: false if nothing read or if the continuation record does not match.
- * In both of these cases, a block read must be done.
- * true if at least the record header was read, this
- * routine may have to be called again with a new
- * block if the entire record was not read.
+ * In both of these cases, a block read must be done.
+ * true if at least the record header was read, this
+ * routine may have to be called again with a new
+ * block if the entire record was not read.
*/
bool read_record_from_block(DEV_BLOCK *block, DEV_RECORD *rec)
{
* otherwise we find it in the next block.
*/
Dmsg3(450, "Block=%d Ver=%d size=%u\n", block->BlockNumber, block->BlockVer,
- block->block_len);
+ block->block_len);
if (block->BlockVer == 1) {
rhl = RECHDR1_LENGTH;
} else {
}
if (remlen >= rhl) {
Dmsg4(450, "Enter read_record_block: remlen=%d data_len=%d rem=%d blkver=%d\n",
- remlen, rec->data_len, rec->remainder, block->BlockVer);
+ remlen, rec->data_len, rec->remainder, block->BlockVer);
unser_begin(block->bufp, WRITE_RECHDR_LENGTH);
if (block->BlockVer == 1) {
- unser_uint32(VolSessionId);
- unser_uint32(VolSessionTime);
+ unser_uint32(VolSessionId);
+ unser_uint32(VolSessionTime);
} else {
- VolSessionId = block->VolSessionId;
- VolSessionTime = block->VolSessionTime;
+ VolSessionId = block->VolSessionId;
+ VolSessionTime = block->VolSessionTime;
}
unser_int32(FileIndex);
unser_int32(Stream);
* where the VolSessionId and VolSessionTime don't agree
*/
if (rec->remainder && (rec->VolSessionId != VolSessionId ||
- rec->VolSessionTime != VolSessionTime)) {
- rec->state |= REC_NO_MATCH;
+ rec->VolSessionTime != VolSessionTime)) {
+ rec->state |= REC_NO_MATCH;
Dmsg0(450, "remainder and VolSession doesn't match\n");
- return false; /* This is from some other Session */
+ return false; /* This is from some other Session */
}
/* if Stream is negative, it means that this is a continuation
* of a previous partially written record.
*/
- if (Stream < 0) { /* continuation record? */
+ if (Stream < 0) { /* continuation record? */
Dmsg1(500, "Got negative Stream => continuation. remainder=%d\n",
- rec->remainder);
- rec->state |= REC_CONTINUATION;
+ rec->remainder);
+ rec->state |= REC_CONTINUATION;
if (!rec->remainder) { /* if we didn't read previously */
- rec->data_len = 0; /* return data as if no continuation */
- } else if (rec->Stream != -Stream) {
- rec->state |= REC_NO_MATCH;
- return false; /* This is from some other Session */
- }
- rec->Stream = -Stream; /* set correct Stream */
- } else { /* Regular record */
- rec->Stream = Stream;
- rec->data_len = 0; /* transfer to beginning of data */
+ rec->data_len = 0; /* return data as if no continuation */
+ } else if (rec->Stream != -Stream) {
+ rec->state |= REC_NO_MATCH;
+ return false; /* This is from some other Session */
+ }
+ rec->Stream = -Stream; /* set correct Stream */
+ } else { /* Regular record */
+ rec->Stream = Stream;
+ rec->data_len = 0; /* transfer to beginning of data */
}
rec->VolSessionId = VolSessionId;
rec->VolSessionTime = VolSessionTime;
rec->FileIndex = FileIndex;
if (FileIndex > 0) {
- if (block->FirstIndex == 0) {
- block->FirstIndex = FileIndex;
- }
- block->LastIndex = FileIndex;
+ if (block->FirstIndex == 0) {
+ block->FirstIndex = FileIndex;
+ }
+ block->LastIndex = FileIndex;
}
Dmsg6(450, "rd_rec_blk() got FI=%s SessId=%d Strm=%s len=%u\n"
"remlen=%d data_len=%d\n",
- FI_to_ascii(rec->FileIndex), rec->VolSessionId,
- stream_to_ascii(rec->Stream, rec->FileIndex), data_bytes, remlen,
- rec->data_len);
+ FI_to_ascii(rec->FileIndex), rec->VolSessionId,
+ stream_to_ascii(rec->Stream, rec->FileIndex), data_bytes, remlen,
+ rec->data_len);
} else {
/*
* No more records in this block because the number
*/
Dmsg0(450, "read_record_block: nothing\n");
rec->state |= (REC_NO_HEADER | REC_BLOCK_EMPTY);
- empty_block(block); /* mark block empty */
+ empty_block(block); /* mark block empty */
return false;
}
- ASSERT(data_bytes < MAX_BLOCK_LENGTH); /* temp sanity check */
+ ASSERT(data_bytes < MAX_BLOCK_LENGTH); /* temp sanity check */
rec->data = check_pool_memory_size(rec->data, rec->data_len+data_bytes);
block->bufp += remlen;
block->binbuf -= remlen;
rec->data_len += remlen;
- rec->remainder = 1; /* partial record transferred */
+ rec->remainder = 1; /* partial record transferred */
Dmsg1(450, "read_record_block: partial xfered=%d\n", rec->data_len);
rec->state |= (REC_PARTIAL_RECORD | REC_BLOCK_EMPTY);
return 1;
Dmsg4(450, "Rtn full rd_rec_blk FI=%s SessId=%d Strm=%s len=%d\n",
FI_to_ascii(rec->FileIndex), rec->VolSessionId,
stream_to_ascii(rec->Stream, rec->FileIndex), rec->data_len);
- return true; /* transferred full record */
+ return true; /* transferred full record */
}