diff options
Diffstat (limited to 'epan/tvbuff.c')
| -rw-r--r-- | epan/tvbuff.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/epan/tvbuff.c b/epan/tvbuff.c index a31584845c..fd7d0404ed 100644 --- a/epan/tvbuff.c +++ b/epan/tvbuff.c @@ -1411,6 +1411,41 @@ tvb_get_ipv6(tvbuff_t *tvb, gint offset, struct e_in6_addr *addr) memcpy(addr, ptr, sizeof *addr); } +/* Fetch a GUID. */ +void +tvb_get_ntohguid(tvbuff_t *tvb, gint offset, e_guid_t *guid) +{ + const guint8* ptr; + + ensure_contiguous(tvb, offset, sizeof(*guid)); + guid->data1 = tvb_get_ntohl(tvb, offset); + guid->data2 = tvb_get_ntohs(tvb, offset + 4); + guid->data3 = tvb_get_ntohs(tvb, offset + 6); + tvb_memcpy(tvb, guid->data4, offset + 8, sizeof guid->data4); +} + +void +tvb_get_letohguid(tvbuff_t *tvb, gint offset, e_guid_t *guid) +{ + const guint8* ptr; + + ensure_contiguous(tvb, offset, sizeof(*guid)); + guid->data1 = tvb_get_letohl(tvb, offset); + guid->data2 = tvb_get_letohs(tvb, offset + 4); + guid->data3 = tvb_get_letohs(tvb, offset + 6); + tvb_memcpy(tvb, guid->data4, offset + 8, sizeof guid->data4); +} + +void +tvb_get_guid(tvbuff_t *tvb, gint offset, e_guid_t *guid, gboolean little_endian) +{ + if (little_endian) { + tvb_get_letohguid(tvb, offset, guid); + } else { + tvb_get_ntohguid(tvb, offset, guid); + } +} + /* Find first occurence of needle in tvbuff, starting at offset. Searches * at most maxlength number of bytes; if maxlength is -1, searches to * end of tvbuff. |