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authorSepalani <sepalani@hotmail.fr>2022-07-10 14:04:03 +0400
committerSepalani <sepalani@hotmail.fr>2022-07-10 14:04:03 +0400
commitb206f98261e9c24b3eb79eb1df466719216cb178 (patch)
tree0dbb42dcefee9f447c28f000b1b133987c689f1d /Source/Core/Common/Network.cpp
parent6238834c05d173e92cf5857bcecf9b9a59ebdf68 (diff)
Common/Network: Remove unnecessary size checks
Diffstat (limited to 'Source/Core/Common/Network.cpp')
-rw-r--r--Source/Core/Common/Network.cpp36
1 files changed, 13 insertions, 23 deletions
diff --git a/Source/Core/Common/Network.cpp b/Source/Core/Common/Network.cpp
index 2f5ddd44df..f6aac99922 100644
--- a/Source/Core/Common/Network.cpp
+++ b/Source/Core/Common/Network.cpp
@@ -368,11 +368,9 @@ std::vector<u8> TCPPacket::Build()
InsertObj(&result, eth_header);
InsertObj(&result, ip_header);
std::size_t offset = EthernetHeader::SIZE + IPv4Header::SIZE;
- if (ipv4_options.size() > 0)
- {
- result.insert(result.end(), ipv4_options.begin(), ipv4_options.end());
- offset += ipv4_options.size();
- }
+ result.insert(result.end(), ipv4_options.begin(), ipv4_options.end());
+ offset += ipv4_options.size();
+
tcp_header.checksum = 0;
const u16 props = (ntohs(tcp_header.properties) & 0xfff) |
(static_cast<u16>((tcp_options.size() + TCPHeader::SIZE) & 0x3c) << 10);
@@ -381,15 +379,11 @@ std::vector<u8> TCPPacket::Build()
result.insert(result.end(), tcp_ptr, tcp_ptr + TCPHeader::SIZE);
const std::size_t tcp_offset = offset;
offset += TCPHeader::SIZE;
- if (tcp_options.size() > 0)
- {
- result.insert(result.end(), tcp_options.begin(), tcp_options.end());
- offset += tcp_options.size();
- }
- if (data.size() > 0)
- {
- result.insert(result.end(), data.begin(), data.end());
- }
+ result.insert(result.end(), tcp_options.begin(), tcp_options.end());
+ offset += tcp_options.size();
+
+ result.insert(result.end(), data.begin(), data.end());
+
tcp_header.checksum = ComputeTCPNetworkChecksum(
ip_header.source_addr, ip_header.destination_addr, &result[tcp_offset],
static_cast<u16>(result.size() - tcp_offset), IPPROTO_TCP);
@@ -426,20 +420,16 @@ std::vector<u8> UDPPacket::Build()
InsertObj(&result, eth_header);
InsertObj(&result, ip_header);
std::size_t offset = EthernetHeader::SIZE + IPv4Header::SIZE;
- if (ipv4_options.size() > 0)
- {
- result.insert(result.end(), ipv4_options.begin(), ipv4_options.end());
- offset += ipv4_options.size();
- }
+ result.insert(result.end(), ipv4_options.begin(), ipv4_options.end());
+ offset += ipv4_options.size();
+
udp_header.checksum = 0;
const u8* udp_ptr = reinterpret_cast<const u8*>(&udp_header);
result.insert(result.end(), udp_ptr, udp_ptr + UDPHeader::SIZE);
const std::size_t udp_offset = offset;
offset += UDPHeader::SIZE;
- if (data.size() > 0)
- {
- result.insert(result.end(), data.begin(), data.end());
- }
+ result.insert(result.end(), data.begin(), data.end());
+
udp_header.checksum = ComputeTCPNetworkChecksum(
ip_header.source_addr, ip_header.destination_addr, &result[udp_offset],
static_cast<u16>(result.size() - udp_offset), IPPROTO_UDP);