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Clarify sparse behaviour of truncate-size command.
[libguestfs.git]
/
daemon
/
upload.c
diff --git
a/daemon/upload.c
b/daemon/upload.c
index
0f737af
..
3c20d6f
100644
(file)
--- a/
daemon/upload.c
+++ b/
daemon/upload.c
@@
-1,5
+1,5
@@
/* libguestfs - the guestfsd daemon
/* libguestfs - the guestfsd daemon
- * Copyright (C) 2009 Red Hat Inc.
+ * Copyright (C) 2009 Red Hat Inc.
*
* 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
*
* 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
@@
-28,7
+28,7
@@
#include "actions.h"
static int
#include "actions.h"
static int
-write_cb (void *fd_ptr, const void *buf,
in
t len)
+write_cb (void *fd_ptr, const void *buf,
size_
t len)
{
int fd = *(int *)fd_ptr;
return xwrite (fd, buf, len);
{
int fd = *(int *)fd_ptr;
return xwrite (fd, buf, len);
@@
-36,15
+36,15
@@
write_cb (void *fd_ptr, const void *buf, int len)
/* Has one FileIn parameter. */
int
/* Has one FileIn parameter. */
int
-do_upload (char *filename)
+do_upload (c
onst c
har *filename)
{
int err, fd, r, is_dev;
{
int err, fd, r, is_dev;
- is_dev =
strncmp (filename, "/dev/", 5) == 0
;
+ is_dev =
STRPREFIX (filename, "/dev/")
;
if (!is_dev) {
if (!root_mounted || filename[0] != '/') {
cancel_receive ();
if (!is_dev) {
if (!root_mounted || filename[0] != '/') {
cancel_receive ();
- reply_with_error ("
upload:
root must be mounted and path must be absolute");
+ reply_with_error ("root must be mounted and path must be absolute");
return -1;
}
}
return -1;
}
}
@@
-65,7
+65,7
@@
do_upload (char *filename)
err = errno;
cancel_receive ();
errno = err;
err = errno;
cancel_receive ();
errno = err;
- reply_with_
perror ("write
: %s", filename);
+ reply_with_
error ("write error
: %s", filename);
close (fd);
return -1;
}
close (fd);
return -1;
}
@@
-77,7
+77,8
@@
do_upload (char *filename)
if (close (fd) == -1) {
err = errno;
if (close (fd) == -1) {
err = errno;
- cancel_receive ();
+ if (r == -1) /* if r == 0, file transfer ended already */
+ cancel_receive ();
errno = err;
reply_with_perror ("close: %s", filename);
return -1;
errno = err;
reply_with_perror ("close: %s", filename);
return -1;
@@
-88,14
+89,12
@@
do_upload (char *filename)
/* Has one FileOut parameter. */
int
/* Has one FileOut parameter. */
int
-do_download (char *filename)
+do_download (c
onst c
har *filename)
{
int fd, r, is_dev;
char buf[GUESTFS_MAX_CHUNK_SIZE];
{
int fd, r, is_dev;
char buf[GUESTFS_MAX_CHUNK_SIZE];
- NEED_ROOT_OR_IS_DEVICE (filename, -1);
-
- is_dev = strncmp (filename, "/dev/", 5) == 0;
+ is_dev = STRPREFIX (filename, "/dev/");
if (!is_dev) CHROOT_IN;
fd = open (filename, O_RDONLY);
if (!is_dev) CHROOT_IN;
fd = open (filename, O_RDONLY);
@@
-131,6
+130,8
@@
do_download (char *filename)
return -1;
}
return -1;
}
- send_file_end (0); /* Normal end of file. */
+ if (send_file_end (0)) /* Normal end of file. */
+ return -1;
+
return 0;
}
return 0;
}