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#include <sys/syscall.h>
#include <sched.h>
#include <unistd.h>
#include <stdint.h>
#include <sys/personality.h>
#include "os.h"
#include "signals.h"
#include "emu/x64int_private.h"
#include "bridge.h"
int GetTID(void)
{
return syscall(SYS_gettid);
}
int SchedYield(void)
{
return sched_yield();
}
void EmitSignal(void* emu, int sig, void* addr, int code)
{
return emit_signal((x64emu_t*)emu, sig, addr, code);
}
void EmitDiv0(void* emu, void* addr, int code)
{
return emit_div0((x64emu_t*)emu, addr, code);
}
void EmitInterruption(void* emu, int num, void* addr)
{
return emit_interruption((x64emu_t*)emu, num, addr);
}
int IsBridgeSignature(char s, char c)
{
return s == 'S' && c == 'C';
}
void EmuInt3(void* emu, void* addr)
{
return x64Int3((x64emu_t*)emu, (uintptr_t*)addr);
}
int IsNativeCall(uintptr_t addr, int is32bits, uintptr_t* calladdress, uint16_t* retn)
{
return isNativeCallInternal(addr, is32bits, calladdress, retn);
}
void* EmuFork(void* emu, int forktype)
{
return x64emu_fork((x64emu_t*)emu, forktype);
}
void EmuX64Syscall(void* emu)
{
x64Syscall((x64emu_t*)emu);
}
void EmuX86Syscall(void* emu)
{
x86Syscall((x64emu_t*)emu);
}
void PersonalityAddrLimit32Bit(void)
{
personality(ADDR_LIMIT_32BIT);
}
void* InternalMmap(void* addr, unsigned long length, int prot, int flags, int fd, ssize_t offset)
{
#if 1 // def STATICBUILD
void* ret = (void*)syscall(__NR_mmap, addr, length, prot, flags, fd, offset);
#else
static int grab = 1;
typedef void* (*pFpLiiiL_t)(void*, unsigned long, int, int, int, size_t);
static pFpLiiiL_t libc_mmap64 = NULL;
if (grab) {
libc_mmap64 = dlsym(RTLD_NEXT, "mmap64");
}
void* ret = libc_mmap64(addr, length, prot, flags, fd, offset);
#endif
return ret;
}
int InternalMunmap(void* addr, unsigned long length)
{
#if 1 // def STATICBUILD
int ret = syscall(__NR_munmap, addr, length);
#else
static int grab = 1;
typedef int (*iFpL_t)(void*, unsigned long);
static iFpL_t libc_munmap = NULL;
if (grab) {
libc_munmap = dlsym(RTLD_NEXT, "munmap");
}
int ret = libc_munmap(addr, length);
#endif
return ret;
}
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