#define LOG_PREFIX "input/vcd"
-#define DEFAULT_NUM_CHANNELS 8
#define CHUNKSIZE (1024 * 1024)
struct context {
status = FALSE;
pos = 0;
+ /* Skip UTF8 BOM */
+ if (buf->len >= 3 && !strncmp(buf->str, "\xef\xbb\xbf", 3))
+ pos = 3;
+
/* Skip any initial white-space. */
while (pos < buf->len && g_ascii_isspace(buf->str[pos]))
pos++;
sr_info("Unsupported signal type: '%s'", parts[0]);
else if (strtol(parts[1], NULL, 10) != 1)
sr_info("Unsupported signal size: '%s'", parts[1]);
- else if (inc->channelcount >= inc->maxchannels)
+ else if (inc->maxchannels && inc->channelcount >= inc->maxchannels)
sr_warn("Skipping '%s%s' because only %d channels requested.",
parts[3], parts[4] ? : "", inc->maxchannels);
else {
sr_info("Channel %d is '%s' identified by '%s'.",
inc->channelcount, vcd_ch->name, vcd_ch->identifier);
+ sr_channel_new(in->sdi, inc->channelcount++, SR_CHANNEL_LOGIC, TRUE, vcd_ch->name);
inc->channels = g_slist_append(inc->channels, vcd_ch);
- inc->channelcount++;
}
g_strfreev(parts);
inc->skip_until_end = TRUE;
break;
}
- } else if (strchr("bBrR", tokens[i][0]) != NULL) {
- sr_dbg("Vector values not supported yet");
+ } else if (strchr("rR", tokens[i][0]) != NULL) {
+ sr_dbg("Real type vector values not supported yet!");
if (!tokens[++i])
/* No tokens left, bail out */
break;
else
/* Process next token */
continue;
+ } else if (strchr("bB", tokens[i][0]) != NULL) {
+ bit = (tokens[i][1] == '1');
+
+ /*
+ * Bail out if a) char after 'b' is NUL, or b) there is
+ * a second character after 'b', or c) there is no
+ * identifier.
+ */
+ if (!tokens[i][1] || tokens[i][2] || !tokens[++i]) {
+ sr_dbg("Unexpected vector format!");
+ break;
+ }
+
+ process_bit(inc, tokens[i], bit);
} else if (strchr("01xXzZ", tokens[i][0]) != NULL) {
char *identifier;
static int init(struct sr_input *in, GHashTable *options)
{
- int num_channels, i;
- char name[16];
struct context *inc;
- num_channels = g_variant_get_int32(g_hash_table_lookup(options, "numchannels"));
- if (num_channels < 1) {
- sr_err("Invalid value for numchannels: must be at least 1.");
- return SR_ERR_ARG;
- }
inc = in->priv = g_malloc0(sizeof(struct context));
- inc->maxchannels = num_channels;
+ inc->maxchannels = g_variant_get_int32(g_hash_table_lookup(options, "numchannels"));
inc->downsample = g_variant_get_int32(g_hash_table_lookup(options, "downsample"));
if (inc->downsample < 1)
inc->downsample = 1;
inc->buffer = g_malloc(CHUNKSIZE);
- for (i = 0; i < num_channels; i++) {
- snprintf(name, 16, "%d", i);
- sr_channel_new(in->sdi, i, SR_CHANNEL_LOGIC, TRUE, name);
- }
-
return SR_OK;
}
static int end(struct sr_input *in)
{
- struct sr_datafeed_packet packet;
struct context *inc;
int ret;
/* Send any samples that haven't been sent yet. */
send_buffer(in);
- if (inc->started) {
- packet.type = SR_DF_END;
- sr_session_send(in->sdi, &packet);
- }
+ if (inc->started)
+ std_session_send_df_end(in->sdi, LOG_PREFIX);
return ret;
}
static const struct sr_option *get_options(void)
{
if (!options[0].def) {
- options[0].def = g_variant_ref_sink(g_variant_new_int32(DEFAULT_NUM_CHANNELS));
+ options[0].def = g_variant_ref_sink(g_variant_new_int32(0));
options[1].def = g_variant_ref_sink(g_variant_new_int32(-1));
options[2].def = g_variant_ref_sink(g_variant_new_int32(1));
options[3].def = g_variant_ref_sink(g_variant_new_int32(0));