/* size of payloads sent across the session bus */
#define CHUNKSIZE (512 * 1024)
-struct session_vdevice {
+struct session_vdev {
char *capturefile;
struct zip *archive;
struct zip_file *capfile;
/**
* TODO.
*
- * @param device_index TODO.
+ * @param dev_index TODO.
*/
-static struct session_vdevice *get_vdevice_by_index(int device_index)
+static struct session_vdev *get_vdev_by_index(int dev_index)
{
struct sr_dev_inst *sdi;
- struct session_vdevice *vdevice;
+ struct session_vdev *vdev;
- /* TODO: Sanity checks on device_index. */
+ /* TODO: Sanity checks on dev_index. */
- if (!(sdi = sr_dev_inst_get(dev_insts, device_index))) {
+ if (!(sdi = sr_dev_inst_get(dev_insts, dev_index))) {
sr_err("session driver: %s: device instance with device "
- "index %d was not found", __func__, device_index);
+ "index %d was not found", __func__, dev_index);
return NULL;
}
/* TODO: Is sdi->priv == NULL valid? */
- vdevice = sdi->priv;
+ vdev = sdi->priv;
- return vdevice;
+ return vdev;
}
/**
static int feed_chunk(int fd, int revents, void *session_data)
{
struct sr_dev_inst *sdi;
- struct session_vdevice *vdevice;
+ struct session_vdev *vdev;
struct sr_datafeed_packet packet;
struct sr_datafeed_logic logic;
GSList *l;
got_data = FALSE;
for (l = dev_insts; l; l = l->next) {
sdi = l->data;
- vdevice = sdi->priv;
- if (!vdevice)
+ vdev = sdi->priv;
+ if (!vdev)
/* already done with this instance */
continue;
return FALSE; /* TODO: SR_ERR_MALLOC */
}
- ret = zip_fread(vdevice->capfile, buf, CHUNKSIZE);
+ ret = zip_fread(vdev->capfile, buf, CHUNKSIZE);
if (ret > 0) {
got_data = TRUE;
packet.type = SR_DF_LOGIC;
packet.payload = &logic;
logic.length = ret;
- logic.unitsize = vdevice->unitsize;
+ logic.unitsize = vdev->unitsize;
logic.data = buf;
- vdevice->bytes_read += ret;
+ vdev->bytes_read += ret;
sr_session_bus(session_data, &packet);
} else {
/* done with this capture file */
- zip_fclose(vdevice->capfile);
- g_free(vdevice->capturefile);
- g_free(vdevice);
+ zip_fclose(vdev->capfile);
+ g_free(vdev->capturefile);
+ g_free(vdev);
sdi->priv = NULL;
}
}
/**
* TODO.
*
- * @param deviceinfo TODO.
+ * @param devinfo TODO.
*
* @return TODO.
*/
-static int hw_init(const char *deviceinfo)
+static int hw_init(const char *devinfo)
{
- sessionfile = g_strdup(deviceinfo);
+ sessionfile = g_strdup(devinfo);
return 0;
}
return SR_OK;
}
-static int hw_opendev(int device_index)
+static int hw_opendev(int dev_index)
{
struct sr_dev_inst *sdi;
- sdi = sr_dev_inst_new(device_index, SR_ST_INITIALIZING,
+ sdi = sr_dev_inst_new(dev_index, SR_ST_INITIALIZING,
NULL, NULL, NULL);
if (!sdi)
return SR_ERR;
- if (!(sdi->priv = g_try_malloc0(sizeof(struct session_vdevice)))) {
+ if (!(sdi->priv = g_try_malloc0(sizeof(struct session_vdev)))) {
sr_err("session driver: %s: sdi->priv malloc failed", __func__);
return SR_ERR_MALLOC;
}
return SR_OK;
}
-static void *hw_get_device_info(int device_index, int device_info_id)
+static void *hw_get_dev_info(int dev_index, int dev_info_id)
{
- struct session_vdevice *vdevice;
+ struct session_vdev *vdev;
void *info;
- if (device_info_id != SR_DI_CUR_SAMPLERATE)
+ if (dev_info_id != SR_DI_CUR_SAMPLERATE)
return NULL;
- if (!(vdevice = get_vdevice_by_index(device_index)))
+ if (!(vdev = get_vdev_by_index(dev_index)))
return NULL;
- info = &vdevice->samplerate;
+ info = &vdev->samplerate;
return info;
}
-static int hw_get_status(int device_index)
+static int hw_get_status(int dev_index)
{
/* Avoid compiler warnings. */
- (void)device_index;
+ (void)dev_index;
if (sr_dev_list() != NULL)
return SR_OK;
return capabilities;
}
-static int hw_set_configuration(int device_index, int capability, void *value)
+static int hw_set_configuration(int dev_index, int capability, void *value)
{
- struct session_vdevice *vdevice;
+ struct session_vdev *vdev;
uint64_t *tmp_u64;
- if (!(vdevice = get_vdevice_by_index(device_index)))
+ if (!(vdev = get_vdev_by_index(dev_index)))
return SR_ERR;
switch (capability) {
case SR_HWCAP_SAMPLERATE:
tmp_u64 = value;
- vdevice->samplerate = *tmp_u64;
+ vdev->samplerate = *tmp_u64;
sr_info("session driver: setting samplerate to %" PRIu64,
- vdevice->samplerate);
+ vdev->samplerate);
break;
case SR_HWCAP_CAPTUREFILE:
- vdevice->capturefile = g_strdup(value);
+ vdev->capturefile = g_strdup(value);
sr_info("session driver: setting capturefile to %s",
- vdevice->capturefile);
+ vdev->capturefile);
break;
case SR_HWCAP_CAPTURE_UNITSIZE:
tmp_u64 = value;
- vdevice->unitsize = *tmp_u64;
+ vdev->unitsize = *tmp_u64;
break;
case SR_HWCAP_CAPTURE_NUM_PROBES:
tmp_u64 = value;
- vdevice->num_probes = *tmp_u64;
+ vdev->num_probes = *tmp_u64;
break;
default:
sr_err("session driver: %s: unknown capability %d requested",
return SR_OK;
}
-static int hw_start_acquisition(int device_index, gpointer session_device_id)
+static int hw_start_acquisition(int dev_index, gpointer session_dev_id)
{
struct zip_stat zs;
- struct session_vdevice *vdevice;
+ struct session_vdev *vdev;
struct sr_datafeed_header *header;
struct sr_datafeed_packet *packet;
int err;
/* Avoid compiler warnings. */
- (void)session_device_id;
+ (void)session_dev_id;
- if (!(vdevice = get_vdevice_by_index(device_index)))
+ if (!(vdev = get_vdev_by_index(dev_index)))
return SR_ERR;
sr_info("session_driver: opening archive %s file %s", sessionfile,
- vdevice->capturefile);
+ vdev->capturefile);
- if (!(vdevice->archive = zip_open(sessionfile, 0, &err))) {
+ if (!(vdev->archive = zip_open(sessionfile, 0, &err))) {
sr_err("session driver: Failed to open session file '%s': "
"zip error %d\n", sessionfile, err);
return SR_ERR;
}
- if (zip_stat(vdevice->archive, vdevice->capturefile, 0, &zs) == -1) {
+ if (zip_stat(vdev->archive, vdev->capturefile, 0, &zs) == -1) {
sr_err("session driver: Failed to check capture file '%s' in "
- "session file '%s'.", vdevice->capturefile, sessionfile);
+ "session file '%s'.", vdev->capturefile, sessionfile);
return SR_ERR;
}
- if (!(vdevice->capfile = zip_fopen(vdevice->archive,
- vdevice->capturefile, 0))) {
+ if (!(vdev->capfile = zip_fopen(vdev->archive, vdev->capturefile, 0))) {
sr_err("session driver: Failed to open capture file '%s' in "
- "session file '%s'.", vdevice->capturefile, sessionfile);
+ "session file '%s'.", vdev->capturefile, sessionfile);
return SR_ERR;
}
/* freewheeling source */
- sr_session_source_add(-1, 0, 0, feed_chunk, session_device_id);
+ sr_session_source_add(-1, 0, 0, feed_chunk, session_dev_id);
if (!(packet = g_try_malloc(sizeof(struct sr_datafeed_packet)))) {
sr_err("session driver: %s: packet malloc failed", __func__);
packet->payload = (unsigned char *)header;
header->feed_version = 1;
gettimeofday(&header->starttime, NULL);
- header->samplerate = vdevice->samplerate;
- header->num_logic_probes = vdevice->num_probes;
- sr_session_bus(session_device_id, packet);
+ header->samplerate = vdev->samplerate;
+ header->num_logic_probes = vdev->num_probes;
+ sr_session_bus(session_dev_id, packet);
g_free(header);
g_free(packet);
return SR_OK;
}
-SR_PRIV struct sr_device_plugin session_driver = {
+SR_PRIV struct sr_dev_plugin session_driver = {
"session",
"Session-emulating driver",
1,
hw_cleanup,
hw_opendev,
NULL,
- hw_get_device_info,
+ hw_get_dev_info,
hw_get_status,
hw_get_capabilities,
hw_set_configuration,
projects / libsigrok.git / blobdiff