Changeset 8babb98 for lib/format_legacy.c
- Timestamp:
- 10/14/08 16:07:22 (13 years ago)
- Branches:
- 4.0.1-hotfixes, cachetimestamps, develop, dpdk-ndag, etsilive, getfragoff, help, libtrace4, master, ndag_format, pfring, rc-4.0.1, rc-4.0.2, rc-4.0.3, rc-4.0.4, ringdecrementfix, ringperformance, ringtimestampfixes
- Children:
- 530cef6
- Parents:
- 5c4e0c0
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
lib/format_legacy.c
r87d7ab9 r8babb98 311 311 static libtrace_linktype_t legacypos_get_link_type( 312 312 const libtrace_packet_t *packet) { 313 /* Is this a cisco hdlc frame? */ 314 if ((((uint8_t*)packet->payload)[0] == 0x0F /* Unicast */ 315 || ((uint8_t*)packet->payload)[0] == 0x8F /* Multicast */) 316 && ((uint8_t*)packet->payload)[1] == 0x00 /* control == 0x00 */ 317 ) 318 return TRACE_TYPE_HDLC_POS; 319 return TRACE_TYPE_PPP; 313 /* This code used to look for (0x0F|0x8F 0x00) frames 314 * and return TRACE_TYPE_HDLC_POS, otherwise return PPP. 315 * However the PPP frames were being decoded using HDLC_POS semantics 316 * so when we fixed PPP, this all broke. I've changed this to always 317 * assume HDLC_POS. If we ever find a trace that does raw PPP over 318 * HDLC_POS then this should be changed to detect that it's PPP and 319 * do the right thing. I suspect this is due to an original confusion 320 * as to how exactly POS works. 321 * -- Perry Lorier (2008-10-14) 322 */ 323 return TRACE_TYPE_HDLC_POS; 320 324 } 321 325
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