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Code cleanup.

merge-requests/463/merge
thierry1970 2020-05-14 14:03:20 +02:00
rodzic 287a6bb88a
commit bd8cb0e6aa
1 zmienionych plików z 27 dodań i 24 usunięć
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51
backend/escl/escl.c
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@ -950,6 +950,27 @@ sane_control_option(SANE_Handle h, SANE_Int n, SANE_Action a, void *v, SANE_Int
return (SANE_STATUS_GOOD);
}
static SANE_Bool
_go_next_page(SANE_Status status,
SANE_Status job)
{
// Thank's Alexander Pevzner (pzz@apevzner.com)
switch (status) {
case SANE_STATUS_GOOD:
case SANE_STATUS_UNSUPPORTED:
case SANE_STATUS_DEVICE_BUSY: {
DBG(10, "eSCL : Test next page\n");
if (job != SANE_STATUS_GOOD) {
DBG(10, "eSCL : Go next page\n");
return SANE_STATUS_GOOD;
}
}
default:
DBG(10, "eSCL : No next page\n");
return SANE_STATUS_NO_DOCS;
}
}
/**
* \fn SANE_Status sane_start(SANE_Handle h)
* \brief Function that initiates aquisition of an image from the device represented by handle 'h'.
@ -1055,19 +1076,10 @@ sane_start(SANE_Handle h)
handler->result,
&job);
DBG(10, "eSCL : command returned status %s\n", sane_strstatus(st));
// Thank's Alexander Pevzner (pzz@apevzner.com)
switch (st) {
case SANE_STATUS_GOOD:
case SANE_STATUS_UNSUPPORTED:
case SANE_STATUS_DEVICE_BUSY:
if (job != SANE_STATUS_GOOD) {
DBG(10, "eSCL : next page\n");
break;
}
default:
DBG(10, "eSCL : No next page\n");
handler->scanner->work = SANE_FALSE;
return SANE_STATUS_NO_DOCS;
if (_go_next_page(st, job) != SANE_STATUS_GOOD)
{
handler->scanner->work = SANE_FALSE;
return SANE_STATUS_NO_DOCS;
}
}
status = escl_scan(handler->scanner, handler->device, handler->result);
@ -1197,17 +1209,8 @@ sane_read(SANE_Handle h, SANE_Byte *buf, SANE_Int maxlen, SANE_Int *len)
handler->result,
&job);
DBG(10, "eSCL : command returned status %s\n", sane_strstatus(st));
// Thank's Alexander Pevzner (pzz@apevzner.com)
switch (st) {
case SANE_STATUS_GOOD:
case SANE_STATUS_UNSUPPORTED:
case SANE_STATUS_DEVICE_BUSY:
DBG(10, "eSCL : next page\n");
if (job != SANE_STATUS_GOOD)
next_page = SANE_TRUE;
default:
break;
}
if (_go_next_page(st, job) == SANE_STATUS_GOOD)
next_page = SANE_TRUE;
handler->scanner->work = SANE_TRUE;
handler->ps.last_frame = !next_page;
}