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Syscall Emulation: Add stat64 syscall.

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Patch submitted by: Jonas Diemer [diemer (a) ida.ing.tu-bs.de]

--HG--
extra : convert_revision : 07638c05bb3f79aacce49457bbb8c17d0a3a7238
This commit is contained in:
Ali Saidi 2007-09-13 12:30:12 -04:00
parent 136cb057d4
commit e282d9601c
2 changed files with 27 additions and 1 deletions
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2
src/arch/alpha/linux/process.cc
View file

@ -549,7 +549,7 @@ SyscallDesc AlphaLinuxProcess::syscallDescs[] = {
/* 422 */ SyscallDesc("clock_nanosleep", unimplementedFunc),
/* 423 */ SyscallDesc("semtimedop", unimplementedFunc),
/* 424 */ SyscallDesc("tgkill", unimplementedFunc),
/* 425 */ SyscallDesc("stat64", unimplementedFunc),
/* 425 */ SyscallDesc("stat64", stat64Func<AlphaLinux>),
/* 426 */ SyscallDesc("lstat64", lstat64Func<AlphaLinux>),
/* 427 */ SyscallDesc("fstat64", fstat64Func<AlphaLinux>),
/* 428 */ SyscallDesc("vserver", unimplementedFunc),

26
src/sim/syscall_emul.hh
View file

@ -604,6 +604,32 @@ statFunc(SyscallDesc *desc, int callnum, LiveProcess *process,
}
/// Target stat64() handler.
template <class OS>
SyscallReturn
stat64Func(SyscallDesc *desc, int callnum, LiveProcess *process,
ThreadContext *tc)
{
std::string path;
if (!tc->getMemPort()->tryReadString(path, tc->getSyscallArg(0)))
return -EFAULT;
// Adjust path for current working directory
path = process->fullPath(path);
struct stat64 hostBuf;
int result = stat64(path.c_str(), &hostBuf);
if (result < 0)
return -errno;
copyOutStat64Buf<OS>(tc->getMemPort(), tc->getSyscallArg(1), &hostBuf);
return 0;
}
/// Target fstat64() handler.
template <class OS>
SyscallReturn