diff options
| author | Ali Saidi <saidi@eecs.umich.edu> | 2007-09-13 12:30:12 -0400 |
|---|---|---|
| committer | Ali Saidi <saidi@eecs.umich.edu> | 2007-09-13 12:30:12 -0400 |
| commit | e282d9601cb515f59eeb1701ec990f0985001ba9 (patch) | |
| tree | 266868569fba255017c79afd666180e96a0b53b2 | |
| parent | 136cb057d405449593f54c38bdd40046d70e587f (diff) | |
| download | gem5-e282d9601cb515f59eeb1701ec990f0985001ba9.tar.xz | |
Syscall Emulation: Add stat64 syscall.
Patch submitted by: Jonas Diemer [diemer (a) ida.ing.tu-bs.de]
--HG--
extra : convert_revision : 07638c05bb3f79aacce49457bbb8c17d0a3a7238
| -rw-r--r-- | src/arch/alpha/linux/process.cc | 2 | ||||
| -rw-r--r-- | src/sim/syscall_emul.hh | 26 |
2 files changed, 27 insertions, 1 deletions
diff --git a/src/arch/alpha/linux/process.cc b/src/arch/alpha/linux/process.cc index f7d946e2e..b638aa927 100644 --- a/src/arch/alpha/linux/process.cc +++ b/src/arch/alpha/linux/process.cc @@ -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), diff --git a/src/sim/syscall_emul.hh b/src/sim/syscall_emul.hh index a3d95b8ec..e2d13067c 100644 --- a/src/sim/syscall_emul.hh +++ b/src/sim/syscall_emul.hh @@ -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 |