/*! * Low-level bindings to the libuv library. * * This module contains a set of direct, 'bare-metal' wrappers around * the libuv C-API. * * Also contained herein are a set of rust records that map, in * approximate memory-size, to the libuv data structures. The record * implementations are adjusted, per-platform, to match their respective * representations. * * There are also a collection of helper functions to ease interacting * with the low-level API (such as a function to return the latest * libuv error as a rust-formatted string). * * As new functionality, existant in uv.h, is added to the rust stdlib, * the mappings should be added in this module. * * This module's implementation will hopefully be, eventually, replaced * with per-platform, generated source files from rust-bindgen. */ #[allow(non_camel_case_types)]; // C types use libc::size_t; use comm = core::comm; use ptr::to_unsafe_ptr; // libuv struct mappings pub type uv_ip4_addr = { ip: ~[u8], port: int }; pub type uv_ip6_addr = uv_ip4_addr; pub enum uv_handle_type { UNKNOWN_HANDLE = 0, UV_TCP, UV_UDP, UV_NAMED_PIPE, UV_TTY, UV_FILE, UV_TIMER, UV_PREPARE, UV_CHECK, UV_IDLE, UV_ASYNC, UV_ARES_TASK, UV_ARES_EVENT, UV_PROCESS, UV_FS_EVENT } pub type handle_type = libc::c_uint; pub type uv_handle_fields = { loop_handle: *libc::c_void, type_: handle_type, close_cb: *u8, mut data: *libc::c_void, }; // unix size: 8 pub type uv_err_t = { code: libc::c_int, sys_errno_: libc::c_int }; // don't create one of these directly. instead, // count on it appearing in libuv callbacks or embedded // in other types as a pointer to be used in other // operations (so mostly treat it as opaque, once you // have it in this form..) pub type uv_stream_t = { fields: uv_handle_fields }; // 64bit unix size: 272 #[cfg(unix)] pub type uv_tcp_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8, a11: *u8, a12: *u8, a13: *u8, a14: *u8, a15: *u8, a16: *u8, a17: *u8, a18: *u8, a19: *u8, a20: *u8, a21: *u8, a22: *u8, a23: *u8, a24: *u8, a25: *u8, a26: *u8, a27: *u8, a28: *u8, a30: uv_tcp_t_32bit_unix_riders }; // 32bit unix size: 328 (164) #[cfg(target_arch="x86_64")] pub type uv_tcp_t_32bit_unix_riders = { a29: *u8 }; #[cfg(target_arch="x86")] pub type uv_tcp_t_32bit_unix_riders = { a29: *u8, a30: *u8, a31: *u8, a32: *u8, a33: *u8, a34: *u8, a35: *u8, a36: *u8 }; // 32bit win32 size: 240 (120) #[cfg(windows)] pub type uv_tcp_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8, a11: *u8, a12: *u8, a13: *u8, a14: *u8, a15: *u8, a16: *u8, a17: *u8, a18: *u8, a19: *u8, a20: *u8, a21: *u8, a22: *u8, a23: *u8, a24: *u8, a25: *u8 }; // unix size: 48 #[cfg(unix)] pub type uv_connect_t = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8 }; // win32 size: 88 (44) #[cfg(windows)] pub type uv_connect_t = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8 }; // unix size: 16 pub type uv_buf_t = { base: *u8, len: libc::size_t }; // no gen stub method.. should create // it via uv::direct::buf_init() // unix size: 144 #[cfg(unix)] pub type uv_write_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8, a11: *u8, a12: *u8, a14: uv_write_t_32bit_unix_riders }; #[cfg(target_arch="x86_64")] pub type uv_write_t_32bit_unix_riders = { a13: *u8 }; #[cfg(target_arch="x86")] pub type uv_write_t_32bit_unix_riders = { a13: *u8, a14: *u8 }; // win32 size: 136 (68) #[cfg(windows)] pub type uv_write_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8, a11: *u8, a12: *u8 }; // 64bit unix size: 120 // 32bit unix size: 152 (76) #[cfg(unix)] pub type uv_async_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a11: uv_async_t_32bit_unix_riders }; #[cfg(target_arch="x86_64")] pub type uv_async_t_32bit_unix_riders = { a10: *u8 }; #[cfg(target_arch="x86")] pub type uv_async_t_32bit_unix_riders = { a10: *u8, a11: *u8, a12: *u8, a13: *u8 }; // win32 size 132 (68) #[cfg(windows)] pub type uv_async_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8, a11: *u8, a12: *u8 }; // 64bit unix size: 128 // 32bit unix size: 84 #[cfg(unix)] pub type uv_timer_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a11: uv_timer_t_32bit_unix_riders }; #[cfg(target_arch="x86_64")] pub type uv_timer_t_32bit_unix_riders = { a10: *u8, a11: *u8 }; #[cfg(target_arch="x86")] pub type uv_timer_t_32bit_unix_riders = { a10: *u8, a11: *u8, a12: *u8, a13: *u8, a14: *u8, a15: *u8, a16: *u8 }; // win32 size: 64 #[cfg(windows)] pub type uv_timer_t = { fields: uv_handle_fields, a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8, a09: *u8, a10: *u8, a11: *u8 }; // unix size: 16 pub type sockaddr_in = { mut sin_family: u16, mut sin_port: u16, mut sin_addr: u32, // in_addr: this is an opaque, per-platform struct mut sin_zero: (u8, u8, u8, u8, u8, u8, u8, u8) }; // unix size: 28 .. FIXME #1645 // stuck with 32 becuse of rust padding structs? #[cfg(target_arch="x86_64")] pub type sockaddr_in6 = { a0: *u8, a1: *u8, a2: *u8, a3: *u8 }; #[cfg(target_arch="x86")] pub type sockaddr_in6 = { a0: *u8, a1: *u8, a2: *u8, a3: *u8, a4: *u8, a5: *u8, a6: *u8, a7: *u8 }; // unix size: 28 .. FIXME #1645 // stuck with 32 becuse of rust padding structs? pub type addr_in = addr_in_impl::addr_in; #[cfg(unix)] pub mod addr_in_impl { #[cfg(target_arch="x86_64")] pub type addr_in = { a0: *u8, a1: *u8, a2: *u8, a3: *u8 }; #[cfg(target_arch="x86")] pub type addr_in = { a0: *u8, a1: *u8, a2: *u8, a3: *u8, a4: *u8, a5: *u8, a6: *u8, a7: *u8, }; } #[cfg(windows)] pub mod addr_in_impl { pub type addr_in = { a0: *u8, a1: *u8, a2: *u8, a3: *u8 }; } // unix size: 48, 32bit: 32 pub type addrinfo = addrinfo_impl::addrinfo; #[cfg(target_os="linux")] pub mod addrinfo_impl { #[cfg(target_arch="x86_64")] pub type addrinfo = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8 }; #[cfg(target_arch="x86")] pub type addrinfo = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8 }; } #[cfg(target_os="macos")] #[cfg(target_os="freebsd")] pub mod addrinfo_impl { pub type addrinfo = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8 }; } #[cfg(windows)] pub mod addrinfo_impl { pub type addrinfo = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8 }; } // unix size: 72 pub type uv_getaddrinfo_t = { a00: *u8, a01: *u8, a02: *u8, a03: *u8, a04: *u8, a05: *u8, a06: *u8, a07: *u8, a08: *u8 }; pub mod uv_ll_struct_stubgen { pub fn gen_stub_uv_tcp_t() -> uv_tcp_t { return gen_stub_os(); #[cfg(target_os = "linux")] #[cfg(target_os = "macos")] #[cfg(target_os = "freebsd")] pub fn gen_stub_os() -> uv_tcp_t { return gen_stub_arch(); #[cfg(target_arch="x86_64")] pub fn gen_stub_arch() -> uv_tcp_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a13: 0 as *u8, a14: 0 as *u8, a15: 0 as *u8, a16: 0 as *u8, a17: 0 as *u8, a18: 0 as *u8, a19: 0 as *u8, a20: 0 as *u8, a21: 0 as *u8, a22: 0 as *u8, a23: 0 as *u8, a24: 0 as *u8, a25: 0 as *u8, a26: 0 as *u8, a27: 0 as *u8, a28: 0 as *u8, a30: { a29: 0 as *u8 } }; } #[cfg(target_arch="x86")] pub fn gen_stub_arch() -> uv_tcp_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a13: 0 as *u8, a14: 0 as *u8, a15: 0 as *u8, a16: 0 as *u8, a17: 0 as *u8, a18: 0 as *u8, a19: 0 as *u8, a20: 0 as *u8, a21: 0 as *u8, a22: 0 as *u8, a23: 0 as *u8, a24: 0 as *u8, a25: 0 as *u8, a26: 0 as *u8, a27: 0 as *u8, a28: 0 as *u8, a30: { a29: 0 as *u8, a30: 0 as *u8, a31: 0 as *u8, a32: 0 as *u8, a33: 0 as *u8, a34: 0 as *u8, a35: 0 as *u8, a36: 0 as *u8 } }; } } #[cfg(windows)] pub fn gen_stub_os() -> uv_tcp_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a13: 0 as *u8, a14: 0 as *u8, a15: 0 as *u8, a16: 0 as *u8, a17: 0 as *u8, a18: 0 as *u8, a19: 0 as *u8, a20: 0 as *u8, a21: 0 as *u8, a22: 0 as *u8, a23: 0 as *u8, a24: 0 as *u8, a25: 0 as *u8 }; } } #[cfg(unix)] pub fn gen_stub_uv_connect_t() -> uv_connect_t { return { a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8 }; } #[cfg(windows)] pub fn gen_stub_uv_connect_t() -> uv_connect_t { return { a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8 }; } #[cfg(unix)] pub fn gen_stub_uv_async_t() -> uv_async_t { return gen_stub_arch(); #[cfg(target_arch = "x86_64")] pub fn gen_stub_arch() -> uv_async_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a11: { a10: 0 as *u8 } }; } #[cfg(target_arch = "x86")] pub fn gen_stub_arch() -> uv_async_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a11: { a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a13: 0 as *u8 } }; } } #[cfg(windows)] pub fn gen_stub_uv_async_t() -> uv_async_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8 }; } #[cfg(unix)] pub fn gen_stub_uv_timer_t() -> uv_timer_t { return gen_stub_arch(); #[cfg(target_arch = "x86_64")] pub fn gen_stub_arch() -> uv_timer_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a11: { a10: 0 as *u8, a11: 0 as *u8 } }; } #[cfg(target_arch = "x86")] pub fn gen_stub_arch() -> uv_timer_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a11: { a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a13: 0 as *u8, a14: 0 as *u8, a15: 0 as *u8, a16: 0 as *u8 } }; } } #[cfg(windows)] pub fn gen_stub_uv_timer_t() -> uv_timer_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8 }; } #[cfg(unix)] pub fn gen_stub_uv_write_t() -> uv_write_t { return gen_stub_arch(); #[cfg(target_arch="x86_64")] pub fn gen_stub_arch() -> uv_write_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a14: { a13: 0 as *u8 } }; } #[cfg(target_arch="x86")] pub fn gen_stub_arch() -> uv_write_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8, a14: { a13: 0 as *u8, a14: 0 as *u8 } }; } } #[cfg(windows)] pub fn gen_stub_uv_write_t() -> uv_write_t { return { fields: { loop_handle: ptr::null(), type_: 0u32, close_cb: ptr::null(), mut data: ptr::null() }, a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8, a09: 0 as *u8, a10: 0 as *u8, a11: 0 as *u8, a12: 0 as *u8 }; } pub fn gen_stub_uv_getaddrinfo_t() -> uv_getaddrinfo_t { { a00: 0 as *u8, a01: 0 as *u8, a02: 0 as *u8, a03: 0 as *u8, a04: 0 as *u8, a05: 0 as *u8, a06: 0 as *u8, a07: 0 as *u8, a08: 0 as *u8 } } } #[nolink] extern mod rustrt { // libuv public API fn rust_uv_loop_new() -> *libc::c_void; fn rust_uv_loop_delete(lp: *libc::c_void); fn rust_uv_loop_refcount(loop_ptr: *libc::c_void) -> libc::c_int; fn rust_uv_run(loop_handle: *libc::c_void); fn rust_uv_close(handle: *libc::c_void, cb: *u8); fn rust_uv_async_send(handle: *uv_async_t); fn rust_uv_async_init(loop_handle: *libc::c_void, async_handle: *uv_async_t, cb: *u8) -> libc::c_int; fn rust_uv_tcp_init( loop_handle: *libc::c_void, handle_ptr: *uv_tcp_t) -> libc::c_int; // FIXME ref #2604 .. ? fn rust_uv_buf_init(out_buf: *uv_buf_t, base: *u8, len: libc::size_t); fn rust_uv_last_error(loop_handle: *libc::c_void) -> uv_err_t; // FIXME ref #2064 fn rust_uv_strerror(err: *uv_err_t) -> *libc::c_char; // FIXME ref #2064 fn rust_uv_err_name(err: *uv_err_t) -> *libc::c_char; fn rust_uv_ip4_addr(ip: *u8, port: libc::c_int) -> sockaddr_in; fn rust_uv_ip6_addr(ip: *u8, port: libc::c_int) -> sockaddr_in6; fn rust_uv_ip4_name(src: *sockaddr_in, dst: *u8, size: libc::size_t) -> libc::c_int; fn rust_uv_ip6_name(src: *sockaddr_in6, dst: *u8, size: libc::size_t) -> libc::c_int; fn rust_uv_ip4_port(src: *sockaddr_in) -> libc::c_uint; fn rust_uv_ip6_port(src: *sockaddr_in6) -> libc::c_uint; // FIXME ref #2064 fn rust_uv_tcp_connect(connect_ptr: *uv_connect_t, tcp_handle_ptr: *uv_tcp_t, ++after_cb: *u8, ++addr: *sockaddr_in) -> libc::c_int; // FIXME ref #2064 fn rust_uv_tcp_bind(tcp_server: *uv_tcp_t, ++addr: *sockaddr_in) -> libc::c_int; // FIXME ref #2064 fn rust_uv_tcp_connect6(connect_ptr: *uv_connect_t, tcp_handle_ptr: *uv_tcp_t, ++after_cb: *u8, ++addr: *sockaddr_in6) -> libc::c_int; // FIXME ref #2064 fn rust_uv_tcp_bind6(tcp_server: *uv_tcp_t, ++addr: *sockaddr_in6) -> libc::c_int; fn rust_uv_tcp_getpeername(tcp_handle_ptr: *uv_tcp_t, ++name: *sockaddr_in) -> libc::c_int; fn rust_uv_tcp_getpeername6(tcp_handle_ptr: *uv_tcp_t, ++name: *sockaddr_in6) ->libc::c_int; fn rust_uv_listen(stream: *libc::c_void, backlog: libc::c_int, cb: *u8) -> libc::c_int; fn rust_uv_accept(server: *libc::c_void, client: *libc::c_void) -> libc::c_int; fn rust_uv_write(req: *libc::c_void, stream: *libc::c_void, ++buf_in: *uv_buf_t, buf_cnt: libc::c_int, cb: *u8) -> libc::c_int; fn rust_uv_read_start(stream: *libc::c_void, on_alloc: *u8, on_read: *u8) -> libc::c_int; fn rust_uv_read_stop(stream: *libc::c_void) -> libc::c_int; fn rust_uv_timer_init(loop_handle: *libc::c_void, timer_handle: *uv_timer_t) -> libc::c_int; fn rust_uv_timer_start( timer_handle: *uv_timer_t, cb: *u8, timeout: libc::c_uint, repeat: libc::c_uint) -> libc::c_int; fn rust_uv_timer_stop(handle: *uv_timer_t) -> libc::c_int; fn rust_uv_getaddrinfo(loop_ptr: *libc::c_void, handle: *uv_getaddrinfo_t, cb: *u8, node_name_ptr: *u8, service_name_ptr: *u8, // should probably only pass ptr::null() hints: *addrinfo) -> libc::c_int; fn rust_uv_freeaddrinfo(res: *addrinfo); // data accessors/helpers for rust-mapped uv structs fn rust_uv_helper_get_INADDR_NONE() -> u32; fn rust_uv_is_ipv4_addrinfo(input: *addrinfo) -> bool; fn rust_uv_is_ipv6_addrinfo(input: *addrinfo) -> bool; fn rust_uv_get_next_addrinfo(input: *addrinfo) -> *addrinfo; fn rust_uv_addrinfo_as_sockaddr_in(input: *addrinfo) -> *sockaddr_in; fn rust_uv_addrinfo_as_sockaddr_in6(input: *addrinfo) -> *sockaddr_in6; fn rust_uv_malloc_buf_base_of(sug_size: libc::size_t) -> *u8; fn rust_uv_free_base_of_buf(++buf: uv_buf_t); fn rust_uv_get_stream_handle_from_connect_req( connect_req: *uv_connect_t) -> *uv_stream_t; fn rust_uv_get_stream_handle_from_write_req( write_req: *uv_write_t) -> *uv_stream_t; fn rust_uv_get_loop_for_uv_handle(handle: *libc::c_void) -> *libc::c_void; fn rust_uv_get_data_for_uv_loop(loop_ptr: *libc::c_void) -> *libc::c_void; fn rust_uv_set_data_for_uv_loop(loop_ptr: *libc::c_void, data: *libc::c_void); fn rust_uv_get_data_for_uv_handle(handle: *libc::c_void) -> *libc::c_void; fn rust_uv_set_data_for_uv_handle(handle: *libc::c_void, data: *libc::c_void); fn rust_uv_get_data_for_req(req: *libc::c_void) -> *libc::c_void; fn rust_uv_set_data_for_req(req: *libc::c_void, data: *libc::c_void); fn rust_uv_get_base_from_buf(++buf: uv_buf_t) -> *u8; fn rust_uv_get_len_from_buf(++buf: uv_buf_t) -> libc::size_t; // sizeof testing helpers fn rust_uv_helper_uv_tcp_t_size() -> libc::c_uint; fn rust_uv_helper_uv_connect_t_size() -> libc::c_uint; fn rust_uv_helper_uv_buf_t_size() -> libc::c_uint; fn rust_uv_helper_uv_write_t_size() -> libc::c_uint; fn rust_uv_helper_uv_err_t_size() -> libc::c_uint; fn rust_uv_helper_sockaddr_in_size() -> libc::c_uint; fn rust_uv_helper_sockaddr_in6_size() -> libc::c_uint; fn rust_uv_helper_uv_async_t_size() -> libc::c_uint; fn rust_uv_helper_uv_timer_t_size() -> libc::c_uint; fn rust_uv_helper_uv_getaddrinfo_t_size() -> libc::c_uint; fn rust_uv_helper_addrinfo_size() -> libc::c_uint; fn rust_uv_helper_addr_in_size() -> libc::c_uint; } pub unsafe fn loop_new() -> *libc::c_void { return rustrt::rust_uv_loop_new(); } pub unsafe fn loop_delete(loop_handle: *libc::c_void) { rustrt::rust_uv_loop_delete(loop_handle); } pub unsafe fn loop_refcount(loop_ptr: *libc::c_void) -> libc::c_int { return rustrt::rust_uv_loop_refcount(loop_ptr); } pub unsafe fn run(loop_handle: *libc::c_void) { rustrt::rust_uv_run(loop_handle); } pub unsafe fn close(handle: *T, cb: *u8) { rustrt::rust_uv_close(handle as *libc::c_void, cb); } pub unsafe fn tcp_init(loop_handle: *libc::c_void, handle: *uv_tcp_t) -> libc::c_int { return rustrt::rust_uv_tcp_init(loop_handle, handle); } // FIXME ref #2064 pub unsafe fn tcp_connect(connect_ptr: *uv_connect_t, tcp_handle_ptr: *uv_tcp_t, addr_ptr: *sockaddr_in, after_connect_cb: *u8) -> libc::c_int { log(debug, fmt!("b4 foreign tcp_connect--addr port: %u cb: %u", (*addr_ptr).sin_port as uint, after_connect_cb as uint)); return rustrt::rust_uv_tcp_connect(connect_ptr, tcp_handle_ptr, after_connect_cb, addr_ptr); } // FIXME ref #2064 pub unsafe fn tcp_connect6(connect_ptr: *uv_connect_t, tcp_handle_ptr: *uv_tcp_t, addr_ptr: *sockaddr_in6, after_connect_cb: *u8) -> libc::c_int { return rustrt::rust_uv_tcp_connect6(connect_ptr, tcp_handle_ptr, after_connect_cb, addr_ptr); } // FIXME ref #2064 pub unsafe fn tcp_bind(tcp_server_ptr: *uv_tcp_t, addr_ptr: *sockaddr_in) -> libc::c_int { return rustrt::rust_uv_tcp_bind(tcp_server_ptr, addr_ptr); } // FIXME ref #2064 pub unsafe fn tcp_bind6(tcp_server_ptr: *uv_tcp_t, addr_ptr: *sockaddr_in6) -> libc::c_int { return rustrt::rust_uv_tcp_bind6(tcp_server_ptr, addr_ptr); } pub unsafe fn tcp_getpeername(tcp_handle_ptr: *uv_tcp_t, name: *sockaddr_in) -> libc::c_int { return rustrt::rust_uv_tcp_getpeername(tcp_handle_ptr, name); } pub unsafe fn tcp_getpeername6(tcp_handle_ptr: *uv_tcp_t, name: *sockaddr_in6) ->libc::c_int { return rustrt::rust_uv_tcp_getpeername6(tcp_handle_ptr, name); } pub unsafe fn listen(stream: *T, backlog: libc::c_int, cb: *u8) -> libc::c_int { return rustrt::rust_uv_listen(stream as *libc::c_void, backlog, cb); } pub unsafe fn accept(server: *libc::c_void, client: *libc::c_void) -> libc::c_int { return rustrt::rust_uv_accept(server as *libc::c_void, client as *libc::c_void); } pub unsafe fn write(req: *uv_write_t, stream: *T, buf_in: *~[uv_buf_t], cb: *u8) -> libc::c_int { let buf_ptr = vec::raw::to_ptr(*buf_in); let buf_cnt = vec::len(*buf_in) as i32; return rustrt::rust_uv_write(req as *libc::c_void, stream as *libc::c_void, buf_ptr, buf_cnt, cb); } pub unsafe fn read_start(stream: *uv_stream_t, on_alloc: *u8, on_read: *u8) -> libc::c_int { return rustrt::rust_uv_read_start(stream as *libc::c_void, on_alloc, on_read); } pub unsafe fn read_stop(stream: *uv_stream_t) -> libc::c_int { return rustrt::rust_uv_read_stop(stream as *libc::c_void); } pub unsafe fn last_error(loop_handle: *libc::c_void) -> uv_err_t { return rustrt::rust_uv_last_error(loop_handle); } pub unsafe fn strerror(err: *uv_err_t) -> *libc::c_char { return rustrt::rust_uv_strerror(err); } pub unsafe fn err_name(err: *uv_err_t) -> *libc::c_char { return rustrt::rust_uv_err_name(err); } pub unsafe fn async_init(loop_handle: *libc::c_void, async_handle: *uv_async_t, cb: *u8) -> libc::c_int { return rustrt::rust_uv_async_init(loop_handle, async_handle, cb); } pub unsafe fn async_send(async_handle: *uv_async_t) { return rustrt::rust_uv_async_send(async_handle); } pub unsafe fn buf_init(input: *u8, len: uint) -> uv_buf_t { let out_buf = { base: ptr::null(), len: 0 as libc::size_t }; let out_buf_ptr = ptr::addr_of(&out_buf); log(debug, fmt!("buf_init - input %u len %u out_buf: %u", input as uint, len as uint, out_buf_ptr as uint)); // yuck :/ rustrt::rust_uv_buf_init(out_buf_ptr, input, len as size_t); //let result = rustrt::rust_uv_buf_init_2(input, len as size_t); log(debug, ~"after rust_uv_buf_init"); let res_base = get_base_from_buf(out_buf); let res_len = get_len_from_buf(out_buf); //let res_base = get_base_from_buf(result); log(debug, fmt!("buf_init - result %u len %u", res_base as uint, res_len as uint)); return out_buf; //return result; } pub unsafe fn ip4_addr(ip: &str, port: int) -> sockaddr_in { do str::as_c_str(ip) |ip_buf| { rustrt::rust_uv_ip4_addr(ip_buf as *u8, port as libc::c_int) } } pub unsafe fn ip6_addr(ip: &str, port: int) -> sockaddr_in6 { do str::as_c_str(ip) |ip_buf| { rustrt::rust_uv_ip6_addr(ip_buf as *u8, port as libc::c_int) } } pub unsafe fn ip4_name(src: &sockaddr_in) -> ~str { // ipv4 addr max size: 15 + 1 trailing null byte let dst: ~[u8] = ~[0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8, 0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8]; do vec::as_imm_buf(dst) |dst_buf, size| { rustrt::rust_uv_ip4_name(to_unsafe_ptr(src), dst_buf, size as libc::size_t); // seems that checking the result of uv_ip4_name // doesn't work too well.. // you're stuck looking at the value of dst_buf // to see if it is the string representation of // INADDR_NONE (0xffffffff or 255.255.255.255 on // many platforms) str::raw::from_buf(dst_buf) } } pub unsafe fn ip6_name(src: &sockaddr_in6) -> ~str { // ipv6 addr max size: 45 + 1 trailing null byte let dst: ~[u8] = ~[0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8, 0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8, 0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8, 0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8, 0u8,0u8,0u8,0u8,0u8,0u8,0u8,0u8, 0u8,0u8,0u8,0u8,0u8,0u8]; do vec::as_imm_buf(dst) |dst_buf, size| { let src_unsafe_ptr = to_unsafe_ptr(src); log(debug, fmt!("val of src *sockaddr_in6: %? sockaddr_in6: %?", src_unsafe_ptr, src)); let result = rustrt::rust_uv_ip6_name(src_unsafe_ptr, dst_buf, size as libc::size_t); match result { 0i32 => str::raw::from_buf(dst_buf), _ => ~"" } } } pub unsafe fn ip4_port(src: &sockaddr_in) -> uint { rustrt::rust_uv_ip4_port(to_unsafe_ptr(src)) as uint } pub unsafe fn ip6_port(src: &sockaddr_in6) -> uint { rustrt::rust_uv_ip6_port(to_unsafe_ptr(src)) as uint } pub unsafe fn timer_init(loop_ptr: *libc::c_void, timer_ptr: *uv_timer_t) -> libc::c_int { return rustrt::rust_uv_timer_init(loop_ptr, timer_ptr); } pub unsafe fn timer_start(timer_ptr: *uv_timer_t, cb: *u8, timeout: uint, repeat: uint) -> libc::c_int { return rustrt::rust_uv_timer_start(timer_ptr, cb, timeout as libc::c_uint, repeat as libc::c_uint); } pub unsafe fn timer_stop(timer_ptr: *uv_timer_t) -> libc::c_int { return rustrt::rust_uv_timer_stop(timer_ptr); } pub unsafe fn getaddrinfo(loop_ptr: *libc::c_void, handle: *uv_getaddrinfo_t, cb: *u8, node_name_ptr: *u8, service_name_ptr: *u8, hints: *addrinfo) -> libc::c_int { rustrt::rust_uv_getaddrinfo(loop_ptr, handle, cb, node_name_ptr, service_name_ptr, hints) } pub unsafe fn freeaddrinfo(res: *addrinfo) { rustrt::rust_uv_freeaddrinfo(res); } // libuv struct initializers pub unsafe fn tcp_t() -> uv_tcp_t { return uv_ll_struct_stubgen::gen_stub_uv_tcp_t(); } pub unsafe fn connect_t() -> uv_connect_t { return uv_ll_struct_stubgen::gen_stub_uv_connect_t(); } pub unsafe fn write_t() -> uv_write_t { return uv_ll_struct_stubgen::gen_stub_uv_write_t(); } pub unsafe fn async_t() -> uv_async_t { return uv_ll_struct_stubgen::gen_stub_uv_async_t(); } pub unsafe fn timer_t() -> uv_timer_t { return uv_ll_struct_stubgen::gen_stub_uv_timer_t(); } pub unsafe fn getaddrinfo_t() -> uv_getaddrinfo_t { return uv_ll_struct_stubgen::gen_stub_uv_getaddrinfo_t(); } // data access helpers pub unsafe fn get_loop_for_uv_handle(handle: *T) -> *libc::c_void { return rustrt::rust_uv_get_loop_for_uv_handle(handle as *libc::c_void); } pub unsafe fn get_stream_handle_from_connect_req(connect: *uv_connect_t) -> *uv_stream_t { return rustrt::rust_uv_get_stream_handle_from_connect_req( connect); } pub unsafe fn get_stream_handle_from_write_req( write_req: *uv_write_t) -> *uv_stream_t { return rustrt::rust_uv_get_stream_handle_from_write_req( write_req); } pub unsafe fn get_data_for_uv_loop(loop_ptr: *libc::c_void) -> *libc::c_void { rustrt::rust_uv_get_data_for_uv_loop(loop_ptr) } pub unsafe fn set_data_for_uv_loop(loop_ptr: *libc::c_void, data: *libc::c_void) { rustrt::rust_uv_set_data_for_uv_loop(loop_ptr, data); } pub unsafe fn get_data_for_uv_handle(handle: *T) -> *libc::c_void { return rustrt::rust_uv_get_data_for_uv_handle(handle as *libc::c_void); } pub unsafe fn set_data_for_uv_handle(handle: *T, data: *U) { rustrt::rust_uv_set_data_for_uv_handle(handle as *libc::c_void, data as *libc::c_void); } pub unsafe fn get_data_for_req(req: *T) -> *libc::c_void { return rustrt::rust_uv_get_data_for_req(req as *libc::c_void); } pub unsafe fn set_data_for_req(req: *T, data: *U) { rustrt::rust_uv_set_data_for_req(req as *libc::c_void, data as *libc::c_void); } pub unsafe fn get_base_from_buf(buf: uv_buf_t) -> *u8 { return rustrt::rust_uv_get_base_from_buf(buf); } pub unsafe fn get_len_from_buf(buf: uv_buf_t) -> libc::size_t { return rustrt::rust_uv_get_len_from_buf(buf); } pub unsafe fn malloc_buf_base_of(suggested_size: libc::size_t) -> *u8 { return rustrt::rust_uv_malloc_buf_base_of(suggested_size); } pub unsafe fn free_base_of_buf(buf: uv_buf_t) { rustrt::rust_uv_free_base_of_buf(buf); } pub unsafe fn get_last_err_info(uv_loop: *libc::c_void) -> ~str { let err = last_error(uv_loop); let err_ptr = ptr::addr_of(&err); let err_name = str::raw::from_c_str(err_name(err_ptr)); let err_msg = str::raw::from_c_str(strerror(err_ptr)); return fmt!("LIBUV ERROR: name: %s msg: %s", err_name, err_msg); } pub unsafe fn get_last_err_data(uv_loop: *libc::c_void) -> uv_err_data { let err = last_error(uv_loop); let err_ptr = ptr::addr_of(&err); let err_name = str::raw::from_c_str(err_name(err_ptr)); let err_msg = str::raw::from_c_str(strerror(err_ptr)); { err_name: err_name, err_msg: err_msg } } pub type uv_err_data = { err_name: ~str, err_msg: ~str }; pub unsafe fn is_ipv4_addrinfo(input: *addrinfo) -> bool { rustrt::rust_uv_is_ipv4_addrinfo(input) } pub unsafe fn is_ipv6_addrinfo(input: *addrinfo) -> bool { rustrt::rust_uv_is_ipv6_addrinfo(input) } pub unsafe fn get_INADDR_NONE() -> u32 { rustrt::rust_uv_helper_get_INADDR_NONE() } pub unsafe fn get_next_addrinfo(input: *addrinfo) -> *addrinfo { rustrt::rust_uv_get_next_addrinfo(input) } pub unsafe fn addrinfo_as_sockaddr_in(input: *addrinfo) -> *sockaddr_in { rustrt::rust_uv_addrinfo_as_sockaddr_in(input) } pub unsafe fn addrinfo_as_sockaddr_in6(input: *addrinfo) -> *sockaddr_in6 { rustrt::rust_uv_addrinfo_as_sockaddr_in6(input) } #[cfg(test)] pub mod test { enum tcp_read_data { tcp_read_eof, tcp_read_more(~[u8]), tcp_read_error } type request_wrapper = { write_req: *uv_write_t, req_buf: *~[uv_buf_t], read_chan: *comm::Chan<~str> }; extern fn after_close_cb(handle: *libc::c_void) { log(debug, fmt!("after uv_close! handle ptr: %?", handle)); } extern fn on_alloc_cb(handle: *libc::c_void, suggested_size: libc::size_t) -> uv_buf_t unsafe { log(debug, ~"on_alloc_cb!"); let char_ptr = malloc_buf_base_of(suggested_size); log(debug, fmt!("on_alloc_cb h: %? char_ptr: %u sugsize: %u", handle, char_ptr as uint, suggested_size as uint)); return buf_init(char_ptr, suggested_size as uint); } extern fn on_read_cb(stream: *uv_stream_t, nread: libc::ssize_t, ++buf: uv_buf_t) unsafe { let nread = nread as int; log(debug, fmt!("CLIENT entering on_read_cb nred: %d", nread)); if (nread > 0) { // we have data log(debug, fmt!("CLIENT read: data! nread: %d", nread)); read_stop(stream); let client_data = get_data_for_uv_handle(stream as *libc::c_void) as *request_wrapper; let buf_base = get_base_from_buf(buf); let buf_len = get_len_from_buf(buf); let bytes = vec::from_buf(buf_base, buf_len as uint); let read_chan = *((*client_data).read_chan); let msg_from_server = str::from_bytes(bytes); core::comm::send(read_chan, msg_from_server); close(stream as *libc::c_void, after_close_cb) } else if (nread == -1) { // err .. possibly EOF log(debug, ~"read: eof!"); } else { // nread == 0 .. do nothing, just free buf as below log(debug, ~"read: do nothing!"); } // when we're done free_base_of_buf(buf); log(debug, ~"CLIENT exiting on_read_cb"); } extern fn on_write_complete_cb(write_req: *uv_write_t, status: libc::c_int) unsafe { log(debug, fmt!("CLIENT beginning on_write_complete_cb status: %d", status as int)); let stream = get_stream_handle_from_write_req(write_req); log(debug, fmt!("CLIENT on_write_complete_cb: tcp:%d write_handle:%d", stream as int, write_req as int)); let result = read_start(stream, on_alloc_cb, on_read_cb); log(debug, fmt!("CLIENT ending on_write_complete_cb .. status: %d", result as int)); } extern fn on_connect_cb(connect_req_ptr: *uv_connect_t, status: libc::c_int) unsafe { log(debug, fmt!("beginning on_connect_cb .. status: %d", status as int)); let stream = get_stream_handle_from_connect_req(connect_req_ptr); if (status == 0i32) { log(debug, ~"on_connect_cb: in status=0 if.."); let client_data = get_data_for_req( connect_req_ptr as *libc::c_void) as *request_wrapper; let write_handle = (*client_data).write_req; log(debug, fmt!("on_connect_cb: tcp: %d write_hdl: %d", stream as int, write_handle as int)); let write_result = write(write_handle, stream as *libc::c_void, (*client_data).req_buf, on_write_complete_cb); log(debug, fmt!("on_connect_cb: write() status: %d", write_result as int)); } else { let test_loop = get_loop_for_uv_handle( stream as *libc::c_void); let err_msg = get_last_err_info(test_loop); log(debug, err_msg); assert false; } log(debug, ~"finishing on_connect_cb"); } fn impl_uv_tcp_request(ip: &str, port: int, req_str: &str, client_chan: *comm::Chan<~str>) unsafe { let test_loop = loop_new(); let tcp_handle = tcp_t(); let tcp_handle_ptr = ptr::addr_of(&tcp_handle); let connect_handle = connect_t(); let connect_req_ptr = ptr::addr_of(&connect_handle); // this is the persistent payload of data that we // need to pass around to get this example to work. // In C, this would be a malloc'd or stack-allocated // struct that we'd cast to a void* and store as the // data field in our uv_connect_t struct let req_str_bytes = str::to_bytes(req_str); let req_msg_ptr: *u8 = vec::raw::to_ptr(req_str_bytes); log(debug, fmt!("req_msg ptr: %u", req_msg_ptr as uint)); let req_msg = ~[ buf_init(req_msg_ptr, vec::len(req_str_bytes)) ]; // this is the enclosing record, we'll pass a ptr to // this to C.. let write_handle = write_t(); let write_handle_ptr = ptr::addr_of(&write_handle); log(debug, fmt!("tcp req: tcp stream: %d write_handle: %d", tcp_handle_ptr as int, write_handle_ptr as int)); let client_data = { writer_handle: write_handle_ptr, req_buf: ptr::addr_of(&req_msg), read_chan: client_chan }; let tcp_init_result = tcp_init( test_loop as *libc::c_void, tcp_handle_ptr); if (tcp_init_result == 0i32) { log(debug, ~"sucessful tcp_init_result"); log(debug, ~"building addr..."); let addr = ip4_addr(ip, port); // FIXME ref #2064 let addr_ptr = ptr::addr_of(&addr); log(debug, fmt!("after build addr in rust. port: %u", addr.sin_port as uint)); // this should set up the connection request.. log(debug, fmt!("b4 call tcp_connect connect cb: %u ", on_connect_cb as uint)); let tcp_connect_result = tcp_connect( connect_req_ptr, tcp_handle_ptr, addr_ptr, on_connect_cb); if (tcp_connect_result == 0i32) { // not set the data on the connect_req // until its initialized set_data_for_req( connect_req_ptr as *libc::c_void, ptr::addr_of(&client_data) as *libc::c_void); set_data_for_uv_handle( tcp_handle_ptr as *libc::c_void, ptr::addr_of(&client_data) as *libc::c_void); log(debug, ~"before run tcp req loop"); run(test_loop); log(debug, ~"after run tcp req loop"); } else { log(debug, ~"tcp_connect() failure"); assert false; } } else { log(debug, ~"tcp_init() failure"); assert false; } loop_delete(test_loop); } extern fn server_after_close_cb(handle: *libc::c_void) unsafe { log(debug, fmt!("SERVER server stream closed, should exit.. h: %?", handle)); } extern fn client_stream_after_close_cb(handle: *libc::c_void) unsafe { log(debug, ~"SERVER: closed client stream, now closing server stream"); let client_data = get_data_for_uv_handle( handle) as *tcp_server_data; close((*client_data).server as *libc::c_void, server_after_close_cb); } extern fn after_server_resp_write(req: *uv_write_t) unsafe { let client_stream_ptr = get_stream_handle_from_write_req(req); log(debug, ~"SERVER: resp sent... closing client stream"); close(client_stream_ptr as *libc::c_void, client_stream_after_close_cb) } extern fn on_server_read_cb(client_stream_ptr: *uv_stream_t, nread: libc::ssize_t, ++buf: uv_buf_t) unsafe { let nread = nread as int; if (nread > 0) { // we have data log(debug, fmt!("SERVER read: data! nread: %d", nread)); // pull out the contents of the write from the client let buf_base = get_base_from_buf(buf); let buf_len = get_len_from_buf(buf) as uint; log(debug, fmt!("SERVER buf base: %u, len: %u, nread: %d", buf_base as uint, buf_len as uint, nread)); let bytes = vec::from_buf(buf_base, buf_len); let request_str = str::from_bytes(bytes); let client_data = get_data_for_uv_handle( client_stream_ptr as *libc::c_void) as *tcp_server_data; let server_kill_msg = (*client_data).server_kill_msg; let write_req = (*client_data).server_write_req; if (str::contains(request_str, server_kill_msg)) { log(debug, ~"SERVER: client req contains kill_msg!"); log(debug, ~"SERVER: sending response to client"); read_stop(client_stream_ptr); let server_chan = *((*client_data).server_chan); core::comm::send(server_chan, request_str); let write_result = write( write_req, client_stream_ptr as *libc::c_void, (*client_data).server_resp_buf, after_server_resp_write); log(debug, fmt!("SERVER: resp write result: %d", write_result as int)); if (write_result != 0i32) { log(debug, ~"bad result for server resp write()"); log(debug, get_last_err_info( get_loop_for_uv_handle(client_stream_ptr as *libc::c_void))); assert false; } } else { log(debug, ~"SERVER: client req !contain kill_msg!"); } } else if (nread == -1) { // err .. possibly EOF log(debug, ~"read: eof!"); } else { // nread == 0 .. do nothing, just free buf as below log(debug, ~"read: do nothing!"); } // when we're done free_base_of_buf(buf); log(debug, ~"SERVER exiting on_read_cb"); } extern fn server_connection_cb(server_stream_ptr: *uv_stream_t, status: libc::c_int) unsafe { log(debug, ~"client connecting!"); let test_loop = get_loop_for_uv_handle( server_stream_ptr as *libc::c_void); if status != 0i32 { let err_msg = get_last_err_info(test_loop); log(debug, fmt!("server_connect_cb: non-zero status: %?", err_msg)); return; } let server_data = get_data_for_uv_handle( server_stream_ptr as *libc::c_void) as *tcp_server_data; let client_stream_ptr = (*server_data).client; let client_init_result = tcp_init(test_loop, client_stream_ptr); set_data_for_uv_handle( client_stream_ptr as *libc::c_void, server_data as *libc::c_void); if (client_init_result == 0i32) { log(debug, ~"successfully initialized client stream"); let accept_result = accept(server_stream_ptr as *libc::c_void, client_stream_ptr as *libc::c_void); if (accept_result == 0i32) { // start reading let read_result = read_start( client_stream_ptr as *uv_stream_t, on_alloc_cb, on_server_read_cb); if (read_result == 0i32) { log(debug, ~"successful server read start"); } else { log(debug, fmt!("server_connection_cb: bad read:%d", read_result as int)); assert false; } } else { log(debug, fmt!("server_connection_cb: bad accept: %d", accept_result as int)); assert false; } } else { log(debug, fmt!("server_connection_cb: bad client init: %d", client_init_result as int)); assert false; } } type tcp_server_data = { client: *uv_tcp_t, server: *uv_tcp_t, server_kill_msg: ~str, server_resp_buf: *~[uv_buf_t], server_chan: *comm::Chan<~str>, server_write_req: *uv_write_t }; type async_handle_data = { continue_chan: *comm::Chan }; extern fn async_close_cb(handle: *libc::c_void) { log(debug, fmt!("SERVER: closing async cb... h: %?", handle)); } extern fn continue_async_cb(async_handle: *uv_async_t, status: libc::c_int) unsafe { // once we're in the body of this callback, // the tcp server's loop is set up, so we // can continue on to let the tcp client // do its thang let data = get_data_for_uv_handle( async_handle as *libc::c_void) as *async_handle_data; let continue_chan = *((*data).continue_chan); let should_continue = status == 0i32; core::comm::send(continue_chan, should_continue); close(async_handle as *libc::c_void, async_close_cb); } fn impl_uv_tcp_server(server_ip: &str, server_port: int, +kill_server_msg: ~str, +server_resp_msg: ~str, server_chan: *comm::Chan<~str>, continue_chan: *comm::Chan) unsafe { let test_loop = loop_new(); let tcp_server = tcp_t(); let tcp_server_ptr = ptr::addr_of(&tcp_server); let tcp_client = tcp_t(); let tcp_client_ptr = ptr::addr_of(&tcp_client); let server_write_req = write_t(); let server_write_req_ptr = ptr::addr_of(&server_write_req); let resp_str_bytes = str::to_bytes(server_resp_msg); let resp_msg_ptr: *u8 = vec::raw::to_ptr(resp_str_bytes); log(debug, fmt!("resp_msg ptr: %u", resp_msg_ptr as uint)); let resp_msg = ~[ buf_init(resp_msg_ptr, vec::len(resp_str_bytes)) ]; let continue_async_handle = async_t(); let continue_async_handle_ptr = ptr::addr_of(&continue_async_handle); let async_data = { continue_chan: continue_chan }; let async_data_ptr = ptr::addr_of(&async_data); let server_data: tcp_server_data = { client: tcp_client_ptr, server: tcp_server_ptr, server_kill_msg: kill_server_msg, server_resp_buf: ptr::addr_of(&resp_msg), server_chan: server_chan, server_write_req: server_write_req_ptr }; let server_data_ptr = ptr::addr_of(&server_data); set_data_for_uv_handle(tcp_server_ptr as *libc::c_void, server_data_ptr as *libc::c_void); // uv_tcp_init() let tcp_init_result = tcp_init( test_loop as *libc::c_void, tcp_server_ptr); if (tcp_init_result == 0i32) { let server_addr = ip4_addr(server_ip, server_port); // FIXME ref #2064 let server_addr_ptr = ptr::addr_of(&server_addr); // uv_tcp_bind() let bind_result = tcp_bind(tcp_server_ptr, server_addr_ptr); if (bind_result == 0i32) { log(debug, ~"successful uv_tcp_bind, listening"); // uv_listen() let listen_result = listen(tcp_server_ptr as *libc::c_void, 128i32, server_connection_cb); if (listen_result == 0i32) { // let the test know it can set up the tcp server, // now.. this may still present a race, not sure.. let async_result = async_init(test_loop, continue_async_handle_ptr, continue_async_cb); if (async_result == 0i32) { set_data_for_uv_handle( continue_async_handle_ptr as *libc::c_void, async_data_ptr as *libc::c_void); async_send(continue_async_handle_ptr); // uv_run() run(test_loop); log(debug, ~"server uv::run() has returned"); } else { log(debug, fmt!("uv_async_init failure: %d", async_result as int)); assert false; } } else { log(debug, fmt!("non-zero result on uv_listen: %d", listen_result as int)); assert false; } } else { log(debug, fmt!("non-zero result on uv_tcp_bind: %d", bind_result as int)); assert false; } } else { log(debug, fmt!("non-zero result on uv_tcp_init: %d", tcp_init_result as int)); assert false; } loop_delete(test_loop); } // this is the impl for a test that is (maybe) ran on a // per-platform/arch basis below fn impl_uv_tcp_server_and_request() unsafe { let bind_ip = ~"0.0.0.0"; let request_ip = ~"127.0.0.1"; let port = 8886; let kill_server_msg = ~"does a dog have buddha nature?"; let server_resp_msg = ~"mu!"; let client_port = core::comm::Port::<~str>(); let client_chan = core::comm::Chan::<~str>(&client_port); let server_port = core::comm::Port::<~str>(); let server_chan = core::comm::Chan::<~str>(&server_port); let continue_port = core::comm::Port::(); let continue_chan = core::comm::Chan::(&continue_port); let continue_chan_ptr = ptr::addr_of(&continue_chan); do task::spawn_sched(task::ManualThreads(1)) { impl_uv_tcp_server(bind_ip, port, kill_server_msg, server_resp_msg, ptr::addr_of(&server_chan), continue_chan_ptr); }; // block until the server up is.. possibly a race? log(debug, ~"before receiving on server continue_port"); core::comm::recv(continue_port); log(debug, ~"received on continue port, set up tcp client"); do task::spawn_sched(task::ManualThreads(1u)) { impl_uv_tcp_request(request_ip, port, kill_server_msg, ptr::addr_of(&client_chan)); }; let msg_from_client = core::comm::recv(server_port); let msg_from_server = core::comm::recv(client_port); assert str::contains(msg_from_client, kill_server_msg); assert str::contains(msg_from_server, server_resp_msg); } // FIXME don't run on fbsd or linux 32 bit(#2064) #[cfg(target_os="win32")] #[cfg(target_os="darwin")] #[cfg(target_os="linux")] pub mod tcp_and_server_client_test { #[cfg(target_arch="x86_64")] pub mod impl64 { #[test] pub fn test_uv_ll_tcp_server_and_request() unsafe { impl_uv_tcp_server_and_request(); } } #[cfg(target_arch="x86")] pub mod impl32 { #[test] #[ignore(cfg(target_os = "linux"))] pub fn test_uv_ll_tcp_server_and_request() unsafe { impl_uv_tcp_server_and_request(); } } } // struct size tests #[test] fn test_uv_ll_struct_size_uv_tcp_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_tcp_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_tcp_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] fn test_uv_ll_struct_size_uv_connect_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_connect_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_connect_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] fn test_uv_ll_struct_size_uv_buf_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_buf_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_buf_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] fn test_uv_ll_struct_size_uv_write_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_write_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_write_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] fn test_uv_ll_struct_size_sockaddr_in() { let foreign_handle_size = rustrt::rust_uv_helper_sockaddr_in_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("sockaddr_in -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] fn test_uv_ll_struct_size_sockaddr_in6() { let foreign_handle_size = rustrt::rust_uv_helper_sockaddr_in6_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("sockaddr_in6 -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); // FIXME #1645 .. rust appears to pad structs to the nearest byte..? // .. can't get the uv::ll::sockaddr_in6 to == 28 :/ // .. so the type always appears to be 32 in size.. which is // good, i guess.. better too big than too little assert (4u+foreign_handle_size as uint) == rust_handle_size; } #[test] #[ignore(reason = "questionable size calculations")] fn test_uv_ll_struct_size_addr_in() { let foreign_handle_size = rustrt::rust_uv_helper_addr_in_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("addr_in -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); // FIXME #1645 .. see note above about struct padding assert (4u+foreign_handle_size as uint) == rust_handle_size; } #[test] fn test_uv_ll_struct_size_uv_async_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_async_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_async_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] fn test_uv_ll_struct_size_uv_timer_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_timer_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_timer_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] #[ignore(cfg(target_os = "win32"))] fn test_uv_ll_struct_size_uv_getaddrinfo_t() { let foreign_handle_size = rustrt::rust_uv_helper_uv_getaddrinfo_t_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("uv_getaddrinfo_t -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } #[test] #[ignore(cfg(target_os = "macos"))] #[ignore(cfg(target_os = "win32"))] fn test_uv_ll_struct_size_addrinfo() { let foreign_handle_size = rustrt::rust_uv_helper_addrinfo_size(); let rust_handle_size = sys::size_of::(); let output = fmt!("addrinfo -- foreign: %u rust: %u", foreign_handle_size as uint, rust_handle_size); log(debug, output); assert foreign_handle_size as uint == rust_handle_size; } }