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-rw-r--r--cfile.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/cfile.c b/cfile.c
index 8fe484622c..50c532eb62 100644
--- a/cfile.c
+++ b/cfile.c
@@ -31,6 +31,29 @@
#include "cfile.h"
+const char *
+cap_file_get_interface_name(void *data, guint32 interface_id)
+{
+ capture_file *cf = (capture_file *) data;
+ wtapng_iface_descriptions_t *idb_info;
+ const wtapng_if_descr_t *wtapng_if_descr = NULL;
+
+ idb_info = wtap_file_get_idb_info(cf->wth);
+
+ if (interface_id < idb_info->number_of_interfaces)
+ wtapng_if_descr = &g_array_index(idb_info->interface_data, wtapng_if_descr_t, interface_id);
+
+ g_free(idb_info);
+
+ if (wtapng_if_descr) {
+ if (wtapng_if_descr->if_name)
+ return wtapng_if_descr->if_name;
+ else if (wtapng_if_descr->if_description)
+ return wtapng_if_descr->if_description;
+ }
+ return "unknown";
+}
+
void
cap_file_init(capture_file *cf)
{