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net/SocketDescriptor: add method GetIntOption()

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This commit is contained in:
Max Kellermann 2023-11-22 11:59:10 +01:00 committed by Max Kellermann
parent 85286d74ef
commit 1239e075b8
2 changed files with 12 additions and 8 deletions
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17
src/net/SocketDescriptor.cxx
View File

@ -23,14 +23,7 @@
int
SocketDescriptor::GetType() const noexcept
{
assert(IsDefined());
int type;
socklen_t size = sizeof(type);
return getsockopt(fd, SOL_SOCKET, SO_TYPE,
(char *)&type, &size) == 0
? type
: -1;
return GetIntOption(SOL_SOCKET, SO_TYPE, -1);
}
bool
@ -210,6 +203,14 @@ SocketDescriptor::GetOption(int level, int name,
: 0;
}
int
SocketDescriptor::GetIntOption(int level, int name, int fallback) const noexcept
{
int value = fallback;
GetOption(level, name, &value, sizeof(value));
return value;
}
#ifdef HAVE_STRUCT_UCRED
struct ucred

3
src/net/SocketDescriptor.hxx
View File

@ -188,6 +188,9 @@ public:
std::size_t GetOption(int level, int name,
void *value, std::size_t size) const noexcept;
[[gnu::pure]]
int GetIntOption(int level, int name, int fallback) const noexcept;
#ifdef HAVE_STRUCT_UCRED
/**
* Receive peer credentials (SO_PEERCRED). On error, the pid