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authorGuy Harris <guy@alum.mit.edu>2020-03-27 20:08:33 -0700
committerGuy Harris <gharris@sonic.net>2020-03-28 03:34:18 +0000
commitfd88bfa348677ec7bdd95d6a7130a08212ee98f7 (patch)
tree979a32097209379646ce4dccb107859ce52e04df /writecap/pcapio.c
parent5e77ab8b9512519c7e975bbbac264a2241904bc6 (diff)
Write the if_hardware option, if available, to pcapng files when capturing.
Change-Id: Ib9ff78d148a2364c84d84b4a9b020b3d783654a3 Reviewed-on: https://code.wireshark.org/review/36602 Petri-Dish: Guy Harris <gharris@sonic.net> Tested-by: Petri Dish Buildbot Reviewed-by: Guy Harris <gharris@sonic.net>
Diffstat (limited to 'writecap/pcapio.c')
-rw-r--r--writecap/pcapio.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/writecap/pcapio.c b/writecap/pcapio.c
index 00237e2e1b..14e4d7f31b 100644
--- a/writecap/pcapio.c
+++ b/writecap/pcapio.c
@@ -157,6 +157,7 @@ struct option {
#define IDB_TSRESOL 9
#define IDB_FILTER 11
#define IDB_OS 12
+#define IDB_HARDWARE 15
#define ISB_STARTTIME 2
#define ISB_ENDTIME 3
#define ISB_IFRECV 4
@@ -370,16 +371,17 @@ pcapng_write_section_header_block(FILE* pfile,
gboolean
pcapng_write_interface_description_block(FILE* pfile,
- const char *comment, /* OPT_COMMENT 1 */
- const char *name, /* IDB_NAME 2 */
- const char *descr, /* IDB_DESCRIPTION 3 */
- const char *filter, /* IDB_FILTER 11 */
- const char *os, /* IDB_OS 12 */
+ const char *comment, /* OPT_COMMENT 1 */
+ const char *name, /* IDB_NAME 2 */
+ const char *descr, /* IDB_DESCRIPTION 3 */
+ const char *filter, /* IDB_FILTER 11 */
+ const char *os, /* IDB_OS 12 */
+ const char *hardware, /* IDB_HARDWARE 15 */
int link_type,
int snap_len,
guint64 *bytes_written,
- guint64 if_speed, /* IDB_IF_SPEED 8 */
- guint8 tsresol, /* IDB_TSRESOL 9 */
+ guint64 if_speed, /* IDB_IF_SPEED 8 */
+ guint8 tsresol, /* IDB_TSRESOL 9 */
int *err)
{
struct idb idb;
@@ -421,6 +423,9 @@ pcapng_write_interface_description_block(FILE* pfile,
/* 12 - IDB_OS */
options_length += pcapng_count_string_option(os);
+ /* 15 - IDB_HARDWARE */
+ options_length += pcapng_count_string_option(hardware);
+
/* If we have options add size of end-of-options */
if (options_length != 0) {
options_length += (guint32)sizeof(struct option);
@@ -504,6 +509,11 @@ pcapng_write_interface_description_block(FILE* pfile,
bytes_written, err))
return FALSE;
+ /* 15 - IDB_HARDWARE - write hardware string if applicable */
+ if (!pcapng_write_string_option(pfile, IDB_HARDWARE, hardware,
+ bytes_written, err))
+ return FALSE;
+
if (options_length != 0) {
/* write end of options */
option.type = OPT_ENDOFOPT;