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fix: Address possible NULL binding compiler warning #1091

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mykola-mokhnach merged 5 commits into from
Dec 18, 2025
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fix: Address possible NULL binding compiler warning #1091

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fix: Address possible NULL binding compiler warning
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86 changes: 42 additions & 44 deletions WebDriverAgentLib/Vendor/CocoaAsyncSocket/GCDAsyncUdpSocket.m
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Original file line number Diff line number Diff line change
Expand Up @@ -2883,7 +2883,7 @@ - (BOOL)bindToPort:(uint16_t)port interface:(NSString *)interface error:(NSError

// Create the socket(s) if needed

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSocket4:useIPv4 socket6:useIPv6 error:&err])
{
Expand All @@ -2897,7 +2897,7 @@ - (BOOL)bindToPort:(uint16_t)port interface:(NSString *)interface error:(NSError

if (useIPv4)
{
int status = bind(self->socket4FD, (const struct sockaddr *)[interface4 bytes], (socklen_t)[interface4 length]);
int status = bind(self->socket4FD, (const struct sockaddr *)[interface4 bytes], (socklen_t)[interface4 length]);
if (status == -1)
{
[self closeSockets];
Expand All @@ -2911,7 +2911,7 @@ - (BOOL)bindToPort:(uint16_t)port interface:(NSString *)interface error:(NSError

if (useIPv6)
{
int status = bind(self->socket6FD, (const struct sockaddr *)[interface6 bytes], (socklen_t)[interface6 length]);
int status = bind(self->socket6FD, (const struct sockaddr *)[interface6 bytes], (socklen_t)[interface6 length]);
if (status == -1)
{
[self closeSockets];
Expand All @@ -2925,10 +2925,10 @@ - (BOOL)bindToPort:(uint16_t)port interface:(NSString *)interface error:(NSError

// Update flags

self->flags |= kDidBind;
self->flags |= kDidBind;

if (!useIPv4) self->flags |= kIPv4Deactivated;
if (!useIPv6) self->flags |= kIPv6Deactivated;
if (!useIPv4) self->flags |= kIPv4Deactivated;
if (!useIPv6) self->flags |= kIPv6Deactivated;

result = YES;

Expand Down Expand Up @@ -3003,7 +3003,7 @@ - (BOOL)bindToAddress:(NSData *)localAddr error:(NSError **)errPtr

// Create the socket(s) if needed

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSocket4:useIPv4 socket6:useIPv6 error:&err])
{
Expand All @@ -3013,30 +3013,28 @@ - (BOOL)bindToAddress:(NSData *)localAddr error:(NSError **)errPtr

// Bind the socket(s)

if (useIPv4)
if (useIPv4 || useIPv6)
{
NSData *addressData = useIPv4 ? localAddr4 : localAddr6;
int socketFD = useIPv4 ? self->socket4FD : self->socket6FD;
NSString *protocol = useIPv4 ? @"IPv4" : @"IPv6";

LogVerbose(@"Binding socket to address(%@:%hu)",
[[self class] hostFromAddress:localAddr4],
[[self class] portFromAddress:localAddr4]);
[[self class] hostFromAddress:addressData],
[[self class] portFromAddress:addressData]);

int status = bind(self->socket4FD, (const struct sockaddr *)[localAddr4 bytes], (socklen_t)[localAddr4 length]);
if (status == -1)
const struct sockaddr *addr = (const struct sockaddr *)[addressData bytes];
if (addr == NULL)
{
[self closeSockets];

NSString *reason = @"Error in bind() function";
err = [self errnoErrorWithReason:reason];
NSString *reason = [NSString stringWithFormat:@"Invalid address data for %@ bind", protocol];
err = [self badParamError:reason];

return_from_block;
}
}
else
{
LogVerbose(@"Binding socket to address(%@:%hu)",
[[self class] hostFromAddress:localAddr6],
[[self class] portFromAddress:localAddr6]);

int status = bind(self->socket6FD, (const struct sockaddr *)[localAddr6 bytes], (socklen_t)[localAddr6 length]);
int status = bind(socketFD, addr, (socklen_t)[addressData length]);
if (status == -1)
{
[self closeSockets];
Expand All @@ -3050,10 +3048,10 @@ - (BOOL)bindToAddress:(NSData *)localAddr error:(NSError **)errPtr

// Update flags

self->flags |= kDidBind;
self->flags |= kDidBind;

if (!useIPv4) self->flags |= kIPv4Deactivated;
if (!useIPv6) self->flags |= kIPv6Deactivated;
if (!useIPv4) self->flags |= kIPv4Deactivated;
if (!useIPv6) self->flags |= kIPv6Deactivated;

result = YES;

Expand Down Expand Up @@ -3140,7 +3138,7 @@ - (BOOL)connectToHost:(NSString *)host onPort:(uint16_t)port error:(NSError **)e

// Create the socket(s) if needed

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSockets:&err])
{
Expand Down Expand Up @@ -3173,9 +3171,9 @@ - (BOOL)connectToHost:(NSString *)host onPort:(uint16_t)port error:(NSError **)e

// Updates flags, add connect packet to send queue, and pump send queue

self->flags |= kConnecting;
self->flags |= kConnecting;

[self->sendQueue addObject:packet];
[self->sendQueue addObject:packet];
[self maybeDequeueSend];

result = YES;
Expand Down Expand Up @@ -3221,7 +3219,7 @@ - (BOOL)connectToAddress:(NSData *)remoteAddr error:(NSError **)errPtr

// Create the socket(s) if needed

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSockets:&err])
{
Expand All @@ -3240,9 +3238,9 @@ - (BOOL)connectToAddress:(NSData *)remoteAddr error:(NSError **)errPtr

// Updates flags, add connect packet to send queue, and pump send queue

self->flags |= kConnecting;
self->flags |= kConnecting;

[self->sendQueue addObject:packet];
[self->sendQueue addObject:packet];
[self maybeDequeueSend];

result = YES;
Expand Down Expand Up @@ -3473,7 +3471,7 @@ - (BOOL)performMulticastRequest:(int)requestType

// Perform join

if ((self->socket4FD != SOCKET_NULL) && groupAddr4 && interfaceAddr4)
if ((self->socket4FD != SOCKET_NULL) && groupAddr4 && interfaceAddr4)
{
const struct sockaddr_in *nativeGroup = (const struct sockaddr_in *)[groupAddr4 bytes];
const struct sockaddr_in *nativeIface = (const struct sockaddr_in *)[interfaceAddr4 bytes];
Expand All @@ -3495,7 +3493,7 @@ - (BOOL)performMulticastRequest:(int)requestType

result = YES;
}
else if ((self->socket6FD != SOCKET_NULL) && groupAddr6 && interfaceAddr6)
else if ((self->socket6FD != SOCKET_NULL) && groupAddr6 && interfaceAddr6)
{
const struct sockaddr_in6 *nativeGroup = (const struct sockaddr_in6 *)[groupAddr6 bytes];

Expand Down Expand Up @@ -3549,7 +3547,7 @@ - (BOOL)sendIPv4MulticastOnInterface:(NSString*)interface error:(NSError **)errP
return_from_block;
}

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSockets:&err])
{
Expand Down Expand Up @@ -3582,7 +3580,7 @@ - (BOOL)sendIPv4MulticastOnInterface:(NSString*)interface error:(NSError **)errP
}
}

}};
}};

if (dispatch_get_specific(IsOnSocketQueueOrTargetQueueKey))
block();
Expand Down Expand Up @@ -3637,9 +3635,9 @@ - (BOOL)sendIPv6MulticastOnInterface:(NSString*)interface error:(NSError **)errP
return_from_block;
}
result = YES;
}
}

}};
}};

if (dispatch_get_specific(IsOnSocketQueueOrTargetQueueKey))
block();
Expand Down Expand Up @@ -3668,7 +3666,7 @@ - (BOOL)enableReusePort:(BOOL)flag error:(NSError **)errPtr
return_from_block;
}

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSockets:&err])
{
Expand All @@ -3677,9 +3675,9 @@ - (BOOL)enableReusePort:(BOOL)flag error:(NSError **)errPtr
}

int value = flag ? 1 : 0;
if (self->socket4FD != SOCKET_NULL)
if (self->socket4FD != SOCKET_NULL)
{
int error = setsockopt(self->socket4FD, SOL_SOCKET, SO_REUSEPORT, (const void *)&value, sizeof(value));
int error = setsockopt(self->socket4FD, SOL_SOCKET, SO_REUSEPORT, (const void *)&value, sizeof(value));

if (error)
{
Expand All @@ -3690,9 +3688,9 @@ - (BOOL)enableReusePort:(BOOL)flag error:(NSError **)errPtr
result = YES;
}

if (self->socket6FD != SOCKET_NULL)
if (self->socket6FD != SOCKET_NULL)
{
int error = setsockopt(self->socket6FD, SOL_SOCKET, SO_REUSEPORT, (const void *)&value, sizeof(value));
int error = setsockopt(self->socket6FD, SOL_SOCKET, SO_REUSEPORT, (const void *)&value, sizeof(value));

if (error)
{
Expand Down Expand Up @@ -3732,18 +3730,18 @@ - (BOOL)enableBroadcast:(BOOL)flag error:(NSError **)errPtr
return_from_block;
}

if ((self->flags & kDidCreateSockets) == 0)
if ((self->flags & kDidCreateSockets) == 0)
{
if (![self createSockets:&err])
{
return_from_block;
}
}

if (self->socket4FD != SOCKET_NULL)
if (self->socket4FD != SOCKET_NULL)
{
int value = flag ? 1 : 0;
int error = setsockopt(self->socket4FD, SOL_SOCKET, SO_BROADCAST, (const void *)&value, sizeof(value));
int error = setsockopt(self->socket4FD, SOL_SOCKET, SO_BROADCAST, (const void *)&value, sizeof(value));

if (error)
{
Expand Down
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