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Lines 161-167
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| 161 |
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161 |
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| 162 |
switch(type) { |
162 |
switch(type) { |
| 163 |
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163 |
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| 164 |
case DLT_NULL: |
164 |
case DLT_NULL: header_len=4; break; |
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165 |
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| 165 |
case DLT_SLIP: |
166 |
case DLT_SLIP: |
| 166 |
case DLT_RAW: break; |
167 |
case DLT_RAW: break; |
| 167 |
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168 |
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Lines 1199-1209
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| 1199 |
/* Whoops, IP header ends past end_ptr */ |
1200 |
/* Whoops, IP header ends past end_ptr */ |
| 1200 |
if ((_u8*)(iph + 1) > end_ptr) return; |
1201 |
if ((_u8*)(iph + 1) > end_ptr) return; |
| 1201 |
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1202 |
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| 1202 |
if ( ((iph->ihl & 0x40) != 0x40) || iph->proto != IPPROTO_TCP) { |
1203 |
if ( iph->proto != IPPROTO_TCP) { |
| 1203 |
debug("[!] WARNING: Non-IP packet received. Bad header_len!\n"); |
1204 |
debug("[!] WARNING: Non-IP packet received.\n"); |
| 1204 |
return; |
1205 |
return; |
| 1205 |
} |
1206 |
} |
| 1206 |
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1207 |
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1208 |
if ( ((iph->ihl & 0x40) != 0x40) ) { |
| 1209 |
debug("[!] WARNING: Bad header_len!\n"); |
| 1210 |
return; |
| 1211 |
} |
| 1207 |
/* If the declared length is shorter than the snapshot (etherleak |
1212 |
/* If the declared length is shorter than the snapshot (etherleak |
| 1208 |
or such), truncate this bad boy. */ |
1213 |
or such), truncate this bad boy. */ |
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1214 |
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