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- fix ioctl args (varargs sux)

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- add -b(lock) -u(nblock) tray to prevent eject


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13982 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
François Revol
2005-08-19 10:20:14 +00:00
parent 7a6ecf8983
commit 05f8437878
1 changed files with 30 additions and 9 deletions
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src/bin/eject.c
+30 -9
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@@ -7,7 +7,7 @@
// //
// //
// File: eject.c // File: eject.c
// Author: François Revol ([email protected]) // Author: François Revol ([email protected])
// Description: ejects physical media from a drive. // Description: ejects physical media from a drive.
// This version also loads a media and can query for the status. // This version also loads a media and can query for the status.
// //
@@ -18,14 +18,21 @@
#include <string.h> #include <string.h>
#include <unistd.h> #include <unistd.h>
#include <Drivers.h> #include <Drivers.h>
#include <device/scsi.h>
static int usage(char *prog) static int usage(char *prog)
{ {
printf("usage: eject [-q|-l|-s] /dev/disk/.../raw\n"); printf("usage: eject [-q|-l|-s|-b|-u] /dev/disk/.../raw\n");
// printf("usage: eject [-q|-l|-s|-b|-u] [scsi|ide|/dev/disk/.../raw]\n");
printf(" eject the device, or:\n"); printf(" eject the device, or:\n");
printf(" -l: load it (close the tray)\n"); printf(" -l: load it (close the tray)\n");
printf(" -q: query for media status\n"); printf(" -q: query for media status\n");
printf(" -s: swap tray position (close/eject)\n"); printf(" -s: swap tray position (close/eject)\n");
printf(" -b: block (lock) tray position (prevent close/eject)\n");
printf(" -u: unblock (unlock) tray position (allow close/eject)\n");
// printf(" scsi: act on all scsi devices\n");
// printf(" ide: act on all ide devices\n");
// printf(" acts on all scsi and ide devices and floppy by default\n");
return 0; return 0;
} }
@@ -56,10 +63,10 @@ int main(int argc, char **argv)
} }
if (device == NULL) if (device == NULL)
return do_eject(operation, "/dev/disk/floppy/raw"); return do_eject(operation, "/dev/disk/floppy/raw");
return 0;
} }
static int do_eject(char operation, char *device) static int do_eject(char operation, char *device)
{ {
bool bval;
int fd; int fd;
status_t devstatus; status_t devstatus;
fd = open(device, O_RDONLY); fd = open(device, O_RDONLY);
@@ -71,19 +78,33 @@ static int do_eject(char operation, char *device)
case 'h': case 'h':
return usage("eject"); return usage("eject");
case 'e': case 'e':
if (ioctl(fd, B_EJECT_DEVICE) < 0) { if (ioctl(fd, B_EJECT_DEVICE, NULL, 0) < 0) {
perror(device); perror(device);
return 1; return 1;
} }
break; break;
case 'l': case 'l':
if (ioctl(fd, B_LOAD_MEDIA) < 0) { if (ioctl(fd, B_LOAD_MEDIA, NULL, 0) < 0) {
perror(device);
return 1;
}
break;
case 'b':
bval = true;
if (ioctl(fd, B_SCSI_PREVENT_ALLOW, &bval, sizeof(bval)) < 0) {
perror(device);
return 1;
}
break;
case 'u':
bval = false;
if (ioctl(fd, B_SCSI_PREVENT_ALLOW, &bval, sizeof(bval)) < 0) {
perror(device); perror(device);
return 1; return 1;
} }
break; break;
case 'q': case 'q':
if (ioctl(fd, B_GET_MEDIA_STATUS, &devstatus) < 0) { if (ioctl(fd, B_GET_MEDIA_STATUS, &devstatus, sizeof(devstatus)) < 0) {
perror(device); perror(device);
return 1; return 1;
} }
@@ -96,20 +117,20 @@ static int do_eject(char operation, char *device)
} }
break; break;
case 's': case 's':
if (ioctl(fd, B_GET_MEDIA_STATUS, &devstatus) < 0) { if (ioctl(fd, B_GET_MEDIA_STATUS, &devstatus, sizeof(devstatus)) < 0) {
perror(device); perror(device);
return 1; return 1;
} }
switch (devstatus) { switch (devstatus) {
case B_NO_ERROR: case B_NO_ERROR:
case B_DEV_NO_MEDIA: case B_DEV_NO_MEDIA:
if (ioctl(fd, B_EJECT_DEVICE) < 0) { if (ioctl(fd, B_EJECT_DEVICE, NULL, 0) < 0) {
perror(device); perror(device);
return 1; return 1;
} }
break; break;
case B_DEV_DOOR_OPEN: case B_DEV_DOOR_OPEN:
if (ioctl(fd, B_LOAD_MEDIA) < 0) { if (ioctl(fd, B_LOAD_MEDIA, NULL, 0) < 0) {
perror(device); perror(device);
return 1; return 1;
} }