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module Crystal::System::Addrinfo | ||
# alias Handle | ||
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# protected def initialize(addrinfo : Handle) | ||
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# def system_ip_address : ::Socket::IPAddress | ||
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# only used by `#system_ip_address`? | ||
# def to_unsafe | ||
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# def self.getaddrinfo(domain, service, family, type, protocol, timeout) : Handle | ||
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# def self.next_addrinfo(addrinfo : Handle) : Handle | ||
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# def self.free_addrinfo(addrinfo : Handle) | ||
end | ||
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{% if flag?(:wasi) %} | ||
require "./wasi/addrinfo" | ||
{% elsif flag?(:unix) %} | ||
require "./unix/addrinfo" | ||
{% elsif flag?(:win32) %} | ||
require "./win32/addrinfo" | ||
{% else %} | ||
{% raise "No Crystal::System::Addrinfo implementation available" %} | ||
{% end %} |
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module Crystal::System::Addrinfo | ||
alias Handle = LibC::Addrinfo* | ||
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@addr : LibC::SockaddrIn6 | ||
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protected def initialize(addrinfo : Handle) | ||
@family = ::Socket::Family.from_value(addrinfo.value.ai_family) | ||
@type = ::Socket::Type.from_value(addrinfo.value.ai_socktype) | ||
@protocol = ::Socket::Protocol.from_value(addrinfo.value.ai_protocol) | ||
@size = addrinfo.value.ai_addrlen.to_i | ||
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@addr = uninitialized LibC::SockaddrIn6 | ||
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case @family | ||
when ::Socket::Family::INET6 | ||
addrinfo.value.ai_addr.as(LibC::SockaddrIn6*).copy_to(pointerof(@addr).as(LibC::SockaddrIn6*), 1) | ||
when ::Socket::Family::INET | ||
addrinfo.value.ai_addr.as(LibC::SockaddrIn*).copy_to(pointerof(@addr).as(LibC::SockaddrIn*), 1) | ||
else | ||
# TODO: (asterite) UNSPEC and UNIX unsupported? | ||
end | ||
end | ||
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def system_ip_address : ::Socket::IPAddress | ||
::Socket::IPAddress.from(to_unsafe, size) | ||
end | ||
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def to_unsafe | ||
pointerof(@addr).as(LibC::Sockaddr*) | ||
end | ||
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def self.getaddrinfo(domain, service, family, type, protocol, timeout) : Handle | ||
hints = LibC::Addrinfo.new | ||
hints.ai_family = (family || ::Socket::Family::UNSPEC).to_i32 | ||
hints.ai_socktype = type | ||
hints.ai_protocol = protocol | ||
hints.ai_flags = 0 | ||
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if service.is_a?(Int) | ||
hints.ai_flags |= LibC::AI_NUMERICSERV | ||
end | ||
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# On OS X < 10.12, the libsystem implementation of getaddrinfo segfaults | ||
# if AI_NUMERICSERV is set, and servname is NULL or 0. | ||
{% if flag?(:darwin) %} | ||
if service.in?(0, nil) && (hints.ai_flags & LibC::AI_NUMERICSERV) | ||
hints.ai_flags |= LibC::AI_NUMERICSERV | ||
service = "00" | ||
end | ||
{% end %} | ||
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ret = LibC.getaddrinfo(domain, service.to_s, pointerof(hints), out ptr) | ||
unless ret.zero? | ||
if ret == LibC::EAI_SYSTEM | ||
raise ::Socket::Addrinfo::Error.from_os_error nil, Errno.value, domain: domain | ||
end | ||
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error = Errno.new(ret) | ||
raise ::Socket::Addrinfo::Error.from_os_error(nil, error, domain: domain, type: type, protocol: protocol, service: service) | ||
end | ||
ptr | ||
end | ||
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def self.next_addrinfo(addrinfo : Handle) : Handle | ||
addrinfo.value.ai_next | ||
end | ||
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def self.free_addrinfo(addrinfo : Handle) | ||
LibC.freeaddrinfo(addrinfo) | ||
end | ||
end |
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Original file line number | Diff line number | Diff line change |
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module Crystal::System::Addrinfo | ||
alias Handle = NoReturn | ||
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protected def initialize(addrinfo : Handle) | ||
raise NotImplementedError.new("Crystal::System::Addrinfo#initialize") | ||
end | ||
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def system_ip_address : ::Socket::IPAddress | ||
raise NotImplementedError.new("Crystal::System::Addrinfo#system_ip_address") | ||
end | ||
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def to_unsafe | ||
raise NotImplementedError.new("Crystal::System::Addrinfo#to_unsafe") | ||
end | ||
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def self.getaddrinfo(domain, service, family, type, protocol, timeout) : Handle | ||
raise NotImplementedError.new("Crystal::System::Addrinfo.getaddrinfo") | ||
end | ||
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def self.next_addrinfo(addrinfo : Handle) : Handle | ||
raise NotImplementedError.new("Crystal::System::Addrinfo.next_addrinfo") | ||
end | ||
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def self.free_addrinfo(addrinfo : Handle) | ||
raise NotImplementedError.new("Crystal::System::Addrinfo.free_addrinfo") | ||
end | ||
end |
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Original file line number | Diff line number | Diff line change |
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module Crystal::System::Addrinfo | ||
alias Handle = LibC::Addrinfo* | ||
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@addr : LibC::SockaddrIn6 | ||
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protected def initialize(addrinfo : Handle) | ||
@family = ::Socket::Family.from_value(addrinfo.value.ai_family) | ||
@type = ::Socket::Type.from_value(addrinfo.value.ai_socktype) | ||
@protocol = ::Socket::Protocol.from_value(addrinfo.value.ai_protocol) | ||
@size = addrinfo.value.ai_addrlen.to_i | ||
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@addr = uninitialized LibC::SockaddrIn6 | ||
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case @family | ||
when ::Socket::Family::INET6 | ||
addrinfo.value.ai_addr.as(LibC::SockaddrIn6*).copy_to(pointerof(@addr).as(LibC::SockaddrIn6*), 1) | ||
when ::Socket::Family::INET | ||
addrinfo.value.ai_addr.as(LibC::SockaddrIn*).copy_to(pointerof(@addr).as(LibC::SockaddrIn*), 1) | ||
else | ||
# TODO: (asterite) UNSPEC and UNIX unsupported? | ||
end | ||
end | ||
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def system_ip_address : ::Socket::IPAddress | ||
::Socket::IPAddress.from(to_unsafe, size) | ||
end | ||
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def to_unsafe | ||
pointerof(@addr).as(LibC::Sockaddr*) | ||
end | ||
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def self.getaddrinfo(domain, service, family, type, protocol, timeout) : Handle | ||
hints = LibC::Addrinfo.new | ||
hints.ai_family = (family || ::Socket::Family::UNSPEC).to_i32 | ||
hints.ai_socktype = type | ||
hints.ai_protocol = protocol | ||
hints.ai_flags = 0 | ||
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if service.is_a?(Int) | ||
hints.ai_flags |= LibC::AI_NUMERICSERV | ||
if service < 0 | ||
raise ::Socket::Addrinfo::Error.from_os_error(nil, WinError::WSATYPE_NOT_FOUND, domain: domain, type: type, protocol: protocol, service: service) | ||
end | ||
end | ||
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ret = LibC.getaddrinfo(domain, service.to_s, pointerof(hints), out ptr) | ||
unless ret.zero? | ||
error = WinError.new(ret.to_u32!) | ||
raise ::Socket::Addrinfo::Error.from_os_error(nil, error, domain: domain, type: type, protocol: protocol, service: service) | ||
end | ||
ptr | ||
end | ||
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def self.next_addrinfo(addrinfo : Handle) : Handle | ||
addrinfo.value.ai_next | ||
end | ||
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def self.free_addrinfo(addrinfo : Handle) | ||
LibC.freeaddrinfo(addrinfo) | ||
end | ||
end |
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