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Handle failed writes cleanly.

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This commit is contained in:
Jonathan Naylor
2016-05-09 09:52:14 +01:00
parent e84d27fc8c
commit 617a6cbfcb
1 changed files with 16 additions and 7 deletions
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15
DMRIPSC.cpp
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@@ -272,8 +272,15 @@ bool CDMRIPSC::write(const CDMRData& data)
if (m_debug) if (m_debug)
CUtils::dump(1U, "IPSC Transmitted", buffer, HOMEBREW_DATA_PACKET_LENGTH); CUtils::dump(1U, "IPSC Transmitted", buffer, HOMEBREW_DATA_PACKET_LENGTH);
for (unsigned int i = 0U; i < count; i++) for (unsigned int i = 0U; i < count; i++) {
write(buffer, HOMEBREW_DATA_PACKET_LENGTH); bool ret = write(buffer, HOMEBREW_DATA_PACKET_LENGTH);
if (!ret) {
LogError("Socket has failed when writing data to the master, retrying connection");
close();
open();
return false;
}
}
return true; return true;
} }
@@ -282,10 +289,12 @@ void CDMRIPSC::close()
{ {
LogMessage("Closing DMR IPSC"); LogMessage("Closing DMR IPSC");
if (m_status == RUNNING) {
unsigned char buffer[9U]; unsigned char buffer[9U];
::memcpy(buffer + 0U, "RPTCL", 5U); ::memcpy(buffer + 0U, "RPTCL", 5U);
::memcpy(buffer + 5U, m_id, 4U); ::memcpy(buffer + 5U, m_id, 4U);
write(buffer, 9U); write(buffer, 9U);
}
m_socket.close(); m_socket.close();
} }
@@ -296,7 +305,7 @@ void CDMRIPSC::clock(unsigned int ms)
unsigned int port; unsigned int port;
int length = m_socket.read(m_buffer, BUFFER_LENGTH, address, port); int length = m_socket.read(m_buffer, BUFFER_LENGTH, address, port);
if (length < 0) { if (length < 0) {
LogError("Socket has failed, retrying connection"); LogError("Socket has failed, retrying connection to the master");
close(); close();
open(); open();
return; return;