study-faraphel/M2-PT-DRP
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fixed IPv6 mode not receiving loopback messages

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study-faraphel 2024-11-11 10:02:50 +01:00
parent 05142cbb1f
commit 349e807649
2 changed files with 36 additions and 13 deletions
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24
README.md
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@ -1,6 +1,22 @@
## Dependencies ## Installation
apt Debian
``` ```bash
sudo apt install cmake pkg-config build-essential libmpg123-dev libssl-dev portaudio19-dev # Download
sudo apt install -y git
git clone https://git.faraphel.fr/study-faraphel/M2-PT-DRP
cd M2-PT-DRP
# Dependencies
sudo apt install -y libmpg123-dev libssl-dev portaudio19-dev
# Compile
sudo apt install -y build-essential cmake ninja-build pkg-config
cmake -S . -B build -G Ninja
cmake --build build
cd build
# Run
./M2-PT-DRP --host ff02::1 --ipv6
``` ```

25
source/EventManager.cpp
View file

@ -42,16 +42,16 @@ EventManager::EventManager(const std::string& address, const std::string& port,
}; };
// hints for the communication // hints for the communication
addrinfo addressHints {}; addrinfo broadcastAddressHints {};
addressHints.ai_family = useIpv6 ? AF_INET6 : AF_INET; broadcastAddressHints.ai_family = useIpv6 ? AF_INET6 : AF_INET;
addressHints.ai_socktype = SOCK_DGRAM; broadcastAddressHints.ai_socktype = SOCK_DGRAM;
addressHints.ai_protocol = IPPROTO_UDP; broadcastAddressHints.ai_protocol = IPPROTO_UDP;
// create the client socket // create the client socket
this->context.socket = socket( this->context.socket = socket(
addressHints.ai_family, broadcastAddressHints.ai_family,
addressHints.ai_socktype, broadcastAddressHints.ai_socktype,
addressHints.ai_protocol broadcastAddressHints.ai_protocol
); );
if (this->context.socket < 0) if (this->context.socket < 0)
@ -73,17 +73,24 @@ EventManager::EventManager(const std::string& address, const std::string& port,
if(const int error = getaddrinfo( if(const int error = getaddrinfo(
address.c_str(), address.c_str(),
port.c_str(), port.c_str(),
&addressHints, &broadcastAddressHints,
&context.broadcastAddressInfo &context.broadcastAddressInfo
) != 0) ) != 0)
throw std::runtime_error("Could not get the broadcast address: " + std::string(gai_strerror(error))); throw std::runtime_error("Could not get the broadcast address: " + std::string(gai_strerror(error)));
// hints for the bind address
addrinfo anyAddressHints {};
anyAddressHints.ai_family = useIpv6 ? AF_INET6 : AF_INET;
anyAddressHints.ai_flags = AI_PASSIVE;
anyAddressHints.ai_socktype = SOCK_DGRAM;
anyAddressHints.ai_protocol = IPPROTO_UDP;
// get the information for the broadcast local-link address // get the information for the broadcast local-link address
addrinfo *anyAddressInfo; addrinfo *anyAddressInfo;
if(const int error = getaddrinfo( if(const int error = getaddrinfo(
nullptr, nullptr,
port.c_str(), port.c_str(),
&addressHints, &anyAddressHints,
&anyAddressInfo &anyAddressInfo
) != 0) ) != 0)
throw std::runtime_error("Could not get the any address: " + std::string(gai_strerror(error))); throw std::runtime_error("Could not get the any address: " + std::string(gai_strerror(error)));