* Message to transmit (allocated at the end of this struct)
*/
const struct GNUNET_MessageHeader *msg;
-
+
/**
* The handle to a helper process.
*/
struct GNUNET_HELPER_Handle *h;
-
+
/**
* Function to call upon completion.
*/
* PipeHandle to receive data from the helper
*/
struct GNUNET_DISK_PipeHandle *helper_in;
-
+
/**
* PipeHandle to send data to the helper
*/
struct GNUNET_DISK_PipeHandle *helper_out;
-
+
/**
* FileHandle to receive data from the helper
*/
const struct GNUNET_DISK_FileHandle *fh_from_helper;
-
+
/**
* FileHandle to send data to the helper
*/
const struct GNUNET_DISK_FileHandle *fh_to_helper;
-
+
/**
* The process id of the helper
*/
* NULL-terminated list of command-line arguments.
*/
char **binary_argv;
-
+
/**
* Task to read from the helper.
*/
* @return #GNUNET_OK on success; #GNUNET_SYSERR on error
*/
int
-GNUNET_HELPER_kill (struct GNUNET_HELPER_Handle *h,
+GNUNET_HELPER_kill (struct GNUNET_HELPER_Handle *h,
int soft_kill)
{
struct GNUNET_HELPER_SendHandle *sh;
if (NULL == h->helper_proc)
return GNUNET_SYSERR;
if (GNUNET_YES == soft_kill)
- {
+ {
/* soft-kill only possible with pipes */
GNUNET_assert (NULL != h->helper_in);
ret = GNUNET_DISK_pipe_close (h->helper_in);
h->fh_to_helper = NULL;
return ret;
}
- if (0 != GNUNET_OS_process_kill (h->helper_proc, SIGTERM))
+ if (0 != GNUNET_OS_process_kill (h->helper_proc, GNUNET_TERM_SIG))
return GNUNET_SYSERR;
return GNUNET_OK;
}
* stdin; #GNUNET_NO to signal termination by sending SIGTERM to helper
*/
static void
-stop_helper (struct GNUNET_HELPER_Handle *h,
+stop_helper (struct GNUNET_HELPER_Handle *h,
int soft_kill)
{
if (GNUNET_SCHEDULER_NO_TASK != h->restart_task)
}
if (0 == t)
{
- /* this happens if the helper is shut down via a
+ /* this happens if the helper is shut down via a
signal, so it is not a "hard" error */
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Got 0 bytes from helper `%s' (EOF)\n",
h->binary_name);
if (NULL != h->exp_cb)
&restart_task, h);
return;
}
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Got %u bytes from helper `%s'\n",
(unsigned int) t,
h->binary_name);
if (GNUNET_SYSERR ==
GNUNET_SERVER_mst_receive (h->mst, NULL, buf, t, GNUNET_NO, GNUNET_NO))
{
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
_("Failed to parse inbound message from helper `%s'\n"),
h->binary_name);
if (NULL != h->exp_cb)
h->exp_cb (h->cb_cls);
GNUNET_HELPER_stop (h, GNUNET_NO);
return;
- }
+ }
stop_helper (h, GNUNET_NO);
/* Restart the helper */
h->restart_task =
stop_helper (h, GNUNET_NO);
h->restart_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
- &restart_task, h);
+ &restart_task, h);
return;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
h->fh_to_helper =
GNUNET_DISK_pipe_handle (h->helper_in, GNUNET_DISK_PIPE_END_WRITE);
h->helper_proc =
- GNUNET_OS_start_process_vap (h->with_control_pipe, GNUNET_OS_INHERIT_STD_ERR,
- h->helper_in, h->helper_out,
+ GNUNET_OS_start_process_vap (h->with_control_pipe, GNUNET_OS_INHERIT_STD_ERR,
+ h->helper_in, h->helper_out, NULL,
h->binary_name,
h->binary_argv);
if (NULL == h->helper_proc)
stop_helper (h, GNUNET_NO);
h->restart_task =
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
- &restart_task, h);
+ &restart_task, h);
return;
}
GNUNET_DISK_pipe_close_end (h->helper_out, GNUNET_DISK_PIPE_END_WRITE);
GNUNET_DISK_pipe_close_end (h->helper_in, GNUNET_DISK_PIPE_END_READ);
if (NULL != h->mst)
h->read_task = GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
- h->fh_from_helper,
- &helper_read,
+ h->fh_from_helper,
+ &helper_read,
h);
}
* stdin; #GNUNET_NO to signal termination by sending SIGTERM to helper
*/
void
-GNUNET_HELPER_stop (struct GNUNET_HELPER_Handle *h,
+GNUNET_HELPER_stop (struct GNUNET_HELPER_Handle *h,
int soft_kill)
{
h->exp_cb = NULL;
h->write_task = GNUNET_SCHEDULER_add_write_file (GNUNET_TIME_UNIT_FOREVER_REL,
h->fh_to_helper, &helper_write, h);
return;
- }
+ }
if (NULL == (sh = h->sh_head))
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
}
buf = (const char*) sh->msg;
t = GNUNET_DISK_file_write (h->fh_to_helper,
- &buf[sh->wpos],
+ &buf[sh->wpos],
ntohs (sh->msg->size) - sh->wpos);
if (-1 == t)
{
}
if (NULL != h->sh_head)
h->write_task = GNUNET_SCHEDULER_add_write_file (GNUNET_TIME_UNIT_FOREVER_REL,
- h->fh_to_helper,
- &helper_write,
+ h->fh_to_helper,
+ &helper_write,
h);
}
* @param cont continuation to run once the message is out (#GNUNET_OK on succees, #GNUNET_NO
* if the helper process died, #GNUNET_SYSERR during #GNUNET_HELPER_destroy).
* @param cont_cls closure for @a cont
- * @return NULL if the message was dropped,
+ * @return NULL if the message was dropped,
* otherwise handle to cancel *cont* (actual transmission may
* not be abortable)
*/
struct GNUNET_HELPER_SendHandle *
-GNUNET_HELPER_send (struct GNUNET_HELPER_Handle *h,
+GNUNET_HELPER_send (struct GNUNET_HELPER_Handle *h,
const struct GNUNET_MessageHeader *msg,
int can_drop,
GNUNET_HELPER_Continuation cont,
sh);
if (GNUNET_SCHEDULER_NO_TASK == h->write_task)
h->write_task = GNUNET_SCHEDULER_add_write_file (GNUNET_TIME_UNIT_FOREVER_REL,
- h->fh_to_helper,
- &helper_write,
+ h->fh_to_helper,
+ &helper_write,
h);
-
+
return sh;
}