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Code Issues Releases Wiki Activity

configure script now works on BSD.

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This commit is contained in:
Matias Fontanini
2012-11-29 18:00:41 -03:00
parent acff776d56
commit e2426b493e
8 changed files with 64 additions and 53 deletions
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11
src/utils.cpp
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@@ -194,11 +194,12 @@ uint32_t Utils::pseudoheader_checksum(IPv4Address source_ip, IPv4Address dest_ip
uint32_t checksum(0);
uint32_t source_ip_int = Endian::host_to_be<uint32_t>(source_ip),
dest_ip_int = Endian::host_to_be<uint32_t>(dest_ip);
uint16_t *ptr = (uint16_t*)&source_ip_int;
checksum += (uint32_t)(*ptr) + (uint32_t)(*(ptr+1));
ptr = (uint16_t*)&dest_ip_int;
checksum += (uint32_t)(*ptr) + (uint32_t)(*(ptr+1));
char buffer[sizeof(uint32_t) * 2];
uint16_t *ptr = (uint16_t*)buffer, *end = (uint16_t*)(buffer + sizeof(buffer));
std::memcpy(buffer, &source_ip_int, sizeof(source_ip_int));
std::memcpy(buffer + sizeof(uint32_t), &dest_ip_int, sizeof(dest_ip_int));
while(ptr < end)
checksum += (uint32_t)*ptr++;
checksum += flag + len;
return checksum;
}