rust/src/rt/rust_test_helpers.cpp
2013-08-09 16:45:50 -07:00

182 lines
3.4 KiB
C++

// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Helper functions used only in tests
#include "rust_util.h"
#include "sync/timer.h"
#include "sync/rust_thread.h"
#include "sync/lock_and_signal.h"
#include "rust_abi.h"
// These functions are used in the unit tests for C ABI calls.
extern "C" CDECL uint32_t
rust_dbg_extern_identity_u32(uint32_t u) {
return u;
}
extern "C" CDECL uint64_t
rust_dbg_extern_identity_u64(uint64_t u) {
return u;
}
extern "C" CDECL double
rust_dbg_extern_identity_double(double u) {
return u;
}
extern "C" CDECL char
rust_dbg_extern_identity_u8(char u) {
return u;
}
extern "C" CDECL lock_and_signal *
rust_dbg_lock_create() {
return new lock_and_signal();
}
extern "C" CDECL void
rust_dbg_lock_destroy(lock_and_signal *lock) {
assert(lock);
delete lock;
}
extern "C" CDECL void
rust_dbg_lock_lock(lock_and_signal *lock) {
assert(lock);
lock->lock();
}
extern "C" CDECL void
rust_dbg_lock_unlock(lock_and_signal *lock) {
assert(lock);
lock->unlock();
}
extern "C" CDECL void
rust_dbg_lock_wait(lock_and_signal *lock) {
assert(lock);
lock->wait();
}
extern "C" CDECL void
rust_dbg_lock_signal(lock_and_signal *lock) {
assert(lock);
lock->signal();
}
typedef void *(*dbg_callback)(void*);
extern "C" CDECL void *
rust_dbg_call(dbg_callback cb, void *data) {
return cb(data);
}
extern "C" CDECL void rust_dbg_do_nothing() { }
struct TwoU8s {
uint8_t one;
uint8_t two;
};
extern "C" CDECL TwoU8s
rust_dbg_extern_return_TwoU8s() {
struct TwoU8s s;
s.one = 10;
s.two = 20;
return s;
}
extern "C" CDECL TwoU8s
rust_dbg_extern_identity_TwoU8s(TwoU8s u) {
return u;
}
struct TwoU16s {
uint16_t one;
uint16_t two;
};
extern "C" CDECL TwoU16s
rust_dbg_extern_return_TwoU16s() {
struct TwoU16s s;
s.one = 10;
s.two = 20;
return s;
}
extern "C" CDECL TwoU16s
rust_dbg_extern_identity_TwoU16s(TwoU16s u) {
return u;
}
struct TwoU32s {
uint32_t one;
uint32_t two;
};
extern "C" CDECL TwoU32s
rust_dbg_extern_return_TwoU32s() {
struct TwoU32s s;
s.one = 10;
s.two = 20;
return s;
}
extern "C" CDECL TwoU32s
rust_dbg_extern_identity_TwoU32s(TwoU32s u) {
return u;
}
struct TwoU64s {
uint64_t one;
uint64_t two;
};
extern "C" CDECL TwoU64s
rust_dbg_extern_return_TwoU64s() {
struct TwoU64s s;
s.one = 10;
s.two = 20;
return s;
}
extern "C" CDECL TwoU64s
rust_dbg_extern_identity_TwoU64s(TwoU64s u) {
return u;
}
struct TwoDoubles {
double one;
double two;
};
extern "C" CDECL TwoDoubles
rust_dbg_extern_identity_TwoDoubles(TwoDoubles u) {
return u;
}
// Generates increasing port numbers for network testing
extern "C" CDECL uintptr_t
rust_dbg_next_port(uintptr_t base_port) {
static lock_and_signal dbg_port_lock;
static uintptr_t next_offset = 0;
scoped_lock with(dbg_port_lock);
uintptr_t this_port = base_port + next_offset;
next_offset += 1;
return this_port;
}
extern "C" CDECL intptr_t
rust_get_test_int() {
return 1;
}