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[core] use const array lookup for converting enum to string (#7279)

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This commit updates different modules in OT core and CLI to use
`const` array lookup to convert an enumeration value to string.
This commit is contained in:
Abtin Keshavarzian
2022-01-06 13:27:16 -08:00
committed by GitHub
parent 1cdd707756
commit 8361426c67
11 changed files with 241 additions and 275 deletions
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src/cli/cli_tcp.cpp
+15 -18
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@@ -448,26 +448,23 @@ void TcpExample::HandleTcpReceiveAvailable(otTcpEndpoint *aEndpoint,
void TcpExample::HandleTcpDisconnected(otTcpEndpoint *aEndpoint, otTcpDisconnectedReason aReason)
{
static const char *const kReasonStrings[] = {
"Disconnected", // (0) OT_TCP_DISCONNECTED_REASON_NORMAL
"Entered TIME-WAIT state", // (1) OT_TCP_DISCONNECTED_REASON_REFUSED
"Connection timed out", // (2) OT_TCP_DISCONNECTED_REASON_RESET
"Connection refused", // (3) OT_TCP_DISCONNECTED_REASON_TIME_WAIT
"Connection reset", // (4) OT_TCP_DISCONNECTED_REASON_TIMED_OUT
};
OT_UNUSED_VARIABLE(aEndpoint);
switch (aReason)
{
case OT_TCP_DISCONNECTED_REASON_NORMAL:
OutputLine("TCP: Disconnected");
break;
case OT_TCP_DISCONNECTED_REASON_TIME_WAIT:
OutputLine("TCP: Entered TIME-WAIT state");
break;
case OT_TCP_DISCONNECTED_REASON_TIMED_OUT:
OutputLine("TCP: Connection timed out");
break;
case OT_TCP_DISCONNECTED_REASON_REFUSED:
OutputLine("TCP: Connection refused");
break;
case OT_TCP_DISCONNECTED_REASON_RESET:
OutputLine("TCP: Connection reset");
break;
}
static_assert(0 == OT_TCP_DISCONNECTED_REASON_NORMAL, "OT_TCP_DISCONNECTED_REASON_NORMAL value is incorrect");
static_assert(1 == OT_TCP_DISCONNECTED_REASON_REFUSED, "OT_TCP_DISCONNECTED_REASON_REFUSED value is incorrect");
static_assert(2 == OT_TCP_DISCONNECTED_REASON_RESET, "OT_TCP_DISCONNECTED_REASON_RESET value is incorrect");
static_assert(3 == OT_TCP_DISCONNECTED_REASON_TIME_WAIT, "OT_TCP_DISCONNECTED_REASON_TIME_WAIT value is incorrect");
static_assert(4 == OT_TCP_DISCONNECTED_REASON_TIMED_OUT, "OT_TCP_DISCONNECTED_REASON_TIMED_OUT value is incorrect");
OutputLine("TCP: %s", Stringify(aReason, kReasonStrings));
// We set this to false even for the TIME-WAIT state, so that we can reuse
// the active socket if an incoming connection comes in instead of waiting