static int
dump_images_list(int argc, char **argv)
{
struct image *image = NULL;
Team *team;
if (argc > 1) {
team_id id = strtol(argv[1], NULL, 0);
team = team_get_team_struct_locked(id);
if (team == NULL) {
kprintf("No team with ID %" B_PRId32 " found\n", id);
return 1;
}
} else
team = thread_get_current_thread()->team;
kprintf("Registered images of team %" B_PRId32 "\n", team->id);
kprintf(" ID %-*s size %-*s size name\n",
B_PRINTF_POINTER_WIDTH, "text", B_PRINTF_POINTER_WIDTH, "data");
while ((image = (struct image*)list_get_next_item(&team->image_list, image))
!= NULL) {
image_info *info = &image->info.basic_info;
kprintf("%6" B_PRId32 " %p %-7" B_PRId32 " %p %-7" B_PRId32 " %s\n",
info->id, info->text, info->text_size, info->data, info->data_size,
info->name);
}
return 0;
}
/*! Duplicates an FD from another team to this/the kernel team.
\param fromTeam The team which owns the FD.
\param fd The FD to duplicate.
\param kernel If \c true, the new FD will be created in the kernel team,
the current userland team otherwise.
\return The newly created FD or an error code, if something went wrong.
*/
int
dup_foreign_fd(team_id fromTeam, int fd, bool kernel)
{
// get the I/O context for the team in question
InterruptsSpinLocker teamsLocker(gTeamSpinlock);
struct team* team = team_get_team_struct_locked(fromTeam);
if (team == NULL)
return B_BAD_TEAM_ID;
io_context* fromContext = team->io_context;
vfs_get_io_context(fromContext);
teamsLocker.Unlock();
CObjectDeleter<io_context> _(fromContext, vfs_put_io_context);
// get the file descriptor
file_descriptor* descriptor = get_fd(fromContext, fd);
if (descriptor == NULL)
return B_FILE_ERROR;
CObjectDeleter<file_descriptor> descriptorPutter(descriptor, put_fd);
// create a new FD in the target I/O context
int result = new_fd(get_current_io_context(kernel), descriptor);
if (result >= 0) {
// the descriptor reference belongs to the slot, now
descriptorPutter.Detach();
}
return result;
}
static int
dump_images_list(int argc, char **argv)
{
struct image *image = NULL;
Team *team;
if (argc > 1) {
team_id id = strtol(argv[1], NULL, 0);
team = team_get_team_struct_locked(id);
if (team == NULL) {
kprintf("No team with ID %ld found\n", id);
return 1;
}
} else
team = thread_get_current_thread()->team;
kprintf("Registered images of team %ld\n", team->id);
kprintf(" ID text size data size name\n");
while ((image = (struct image*)list_get_next_item(&team->image_list, image))
!= NULL) {
image_info *info = &image->info;
kprintf("%6ld %p %-7ld %p %-7ld %s\n", info->id, info->text, info->text_size,
info->data, info->data_size, info->name);
}
return 0;
}
status_t
set_port_owner(port_id id, team_id newTeamID)
{
TRACE(("set_port_owner(id = %ld, team = %ld)\n", id, newTeamID));
if (id < 0)
return B_BAD_PORT_ID;
int32 slot = id % sMaxPorts;
MutexLocker locker(sPorts[slot].lock);
if (sPorts[slot].id != id) {
TRACE(("set_port_owner: invalid port_id %ld\n", id));
return B_BAD_PORT_ID;
}
InterruptsSpinLocker teamLocker(gTeamSpinlock);
struct team* team = team_get_team_struct_locked(newTeamID);
if (team == NULL) {
T(OwnerChange(sPorts[slot], newTeamID, B_BAD_TEAM_ID));
return B_BAD_TEAM_ID;
}
// transfer ownership to other team
list_remove_link(&sPorts[slot].team_link);
list_add_item(&team->port_list, &sPorts[slot].team_link);
sPorts[slot].owner = newTeamID;
T(OwnerChange(sPorts[slot], newTeamID, B_OK));
return B_OK;
}
