input: add confidence (detection strength) to format_match()

[libsigrok.git] / src / input / vcd.c

diff --git a/src/input/vcd.c b/src/input/vcd.c
index 5b541430967c7cdcef5dd55e953df029abbe276c..7614ba68a6f7bc192dab8c4f85cddccb91c34954 100644 (file)
--- a/src/input/vcd.c
+++ b/src/input/vcd.c
@@ -67,7 +67,7 @@
 
 #define LOG_PREFIX "input/vcd"
 
-#define CHUNK_SIZE (1024 * 1024)
+#define CHUNK_SIZE (4 * 1024 * 1024)
 
 struct context {
        gboolean started;
@@ -265,7 +265,7 @@ static gboolean parse_header(const struct sr_input *in, GString *buf)
        return status;
 }
 
-static int format_match(GHashTable *metadata)
+static int format_match(GHashTable *metadata, unsigned int *confidence)
 {
        GString *buf, *tmpbuf;
        gboolean status;
@@ -283,7 +283,11 @@ static int format_match(GHashTable *metadata)
        g_free(name);
        g_free(contents);
 
-       return status ? SR_OK : SR_ERR;
+       if (!status)
+               return SR_ERR;
+       *confidence = 1;
+
+       return SR_OK;
 }
 
 /* Send all accumulated bytes from inc->buffer. */
@@ -648,7 +652,7 @@ static const struct sr_option *get_options(void)
 SR_PRIV struct sr_input_module input_vcd = {
        .id = "vcd",
        .name = "VCD",
-       .desc = "Value Change Dump",
+       .desc = "Value Change Dump data",
        .exts = (const char*[]){"vcd", NULL},
        .metadata = { SR_INPUT_META_HEADER | SR_INPUT_META_REQUIRED },
        .options = get_options,