#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
+#include <sys/stat.h>
#include "sigrok.h"
#include "sigrok-internal.h"
static int format_match(const char *filename)
{
+ struct stat stat_buf;
+ int ret;
+
if (!filename) {
sr_err("la8 in: %s: filename was NULL", __func__);
// return SR_ERR; /* FIXME */
return FALSE;
}
- /* TODO: Only accept files of length 8MB + 5 bytes. */
+ /* Only accept files of length 8MB + 5 bytes. */
+ ret = stat(filename, &stat_buf);
+ if (ret != 0) {
+ sr_err("la8 in: %s: Error getting file size of '%s'",
+ __func__, filename);
+ return FALSE;
+ }
+ if (stat_buf.st_size != (8 * 1024 * 1024 + 5)) {
+ sr_dbg("la8 in: %s: File size must be exactly 8388613 bytes ("
+ "it actually is %d bytes in size), so this is not a "
+ "ChronoVu LA8 file.", __func__, stat_buf.st_size);
+ return FALSE;
+ }
/* TODO: Check for divcount != 0xff. */
}
/* Create a virtual device. */
- in->vdevice = sr_dev_new(NULL, 0);
+ in->vdev = sr_dev_new(NULL, 0);
for (i = 0; i < num_probes; i++) {
snprintf(name, SR_MAX_PROBENAME_LEN, "%d", i);
/* TODO: Check return value. */
- sr_dev_probe_add(in->vdevice, name);
+ sr_dev_probe_add(in->vdev, name);
}
return SR_OK;
return SR_ERR;
}
- num_probes = g_slist_length(in->vdevice->probes);
+ num_probes = g_slist_length(in->vdev->probes);
/* Seek to the end of the file, and read the divcount byte. */
divcount = 0x00; /* TODO: Don't hardcode! */
gettimeofday(&header.starttime, NULL);
header.num_logic_probes = num_probes;
header.samplerate = samplerate;
- sr_session_bus(in->vdevice, &packet);
+ sr_session_send(in->vdev, &packet);
/* TODO: Handle trigger point. */
for (i = 0; i < NUM_PACKETS; i++) {
/* TODO: Handle errors, handle incomplete reads. */
size = read(fd, buf, PACKET_SIZE);
- logic.length = PACKET_SIZE;
- sr_session_bus(in->vdevice, &packet);
+ logic.length = size;
+ sr_session_send(in->vdev, &packet);
}
close(fd); /* FIXME */
sr_dbg("la8 in: %s: sending SR_DF_END", __func__);
packet.type = SR_DF_END;
packet.payload = NULL;
- sr_session_bus(in->vdevice, &packet);
+ sr_session_send(in->vdev, &packet);
return SR_OK;
}