Lines Matching defs:dataoff
33 static unsigned int mangle_packet(struct sk_buff *skb, unsigned int dataoff,
46 matchoff += dataoff - baseoff;
54 matchoff += dataoff - baseoff;
63 *dptr = skb->data + dataoff;
68 static int map_addr(struct sk_buff *skb, unsigned int dataoff,
97 return mangle_packet(skb, dataoff, dptr, datalen, matchoff, matchlen,
101 static int map_sip_addr(struct sk_buff *skb, unsigned int dataoff,
114 return map_addr(skb, dataoff, dptr, datalen, matchoff, matchlen,
118 static unsigned int ip_nat_sip(struct sk_buff *skb, unsigned int dataoff,
135 !map_addr(skb, dataoff, dptr, datalen, matchoff, matchlen,
166 if (!map_addr(skb, dataoff, dptr, datalen, matchoff, matchlen,
181 if (!mangle_packet(skb, dataoff, dptr, datalen,
195 if (!mangle_packet(skb, dataoff, dptr, datalen,
209 if (!mangle_packet(skb, dataoff, dptr, datalen,
223 if (!map_addr(skb, dataoff, dptr, datalen, matchoff, matchlen,
228 if (!map_sip_addr(skb, dataoff, dptr, datalen, SIP_HDR_FROM) ||
229 !map_sip_addr(skb, dataoff, dptr, datalen, SIP_HDR_TO))
274 static unsigned int ip_nat_sip_expect(struct sk_buff *skb, unsigned int dataoff,
321 if (!mangle_packet(skb, dataoff, dptr, datalen,
332 static int mangle_content_len(struct sk_buff *skb, unsigned int dataoff,
354 return mangle_packet(skb, dataoff, dptr, datalen, matchoff, matchlen,
358 static int mangle_sdp_packet(struct sk_buff *skb, unsigned int dataoff,
372 return mangle_packet(skb, dataoff, dptr, datalen, matchoff, matchlen,
376 static unsigned int ip_nat_sdp_addr(struct sk_buff *skb, unsigned int dataoff,
387 if (mangle_sdp_packet(skb, dataoff, dptr, datalen, sdpoff, type, term,
391 return mangle_content_len(skb, dataoff, dptr, datalen);
394 static unsigned int ip_nat_sdp_port(struct sk_buff *skb, unsigned int dataoff,
404 if (!mangle_packet(skb, dataoff, dptr, datalen, matchoff, matchlen,
408 return mangle_content_len(skb, dataoff, dptr, datalen);
411 static unsigned int ip_nat_sdp_session(struct sk_buff *skb, unsigned int dataoff,
421 if (mangle_sdp_packet(skb, dataoff, dptr, datalen, sdpoff,
426 switch (mangle_sdp_packet(skb, dataoff, dptr, datalen, sdpoff,
443 return mangle_content_len(skb, dataoff, dptr, datalen);
448 static unsigned int ip_nat_sdp_media(struct sk_buff *skb, unsigned int dataoff,
497 !ip_nat_sdp_port(skb, dataoff, dptr, datalen,