diff options
Diffstat (limited to 'src/sim/syscall_emul.cc')
| -rw-r--r-- | src/sim/syscall_emul.cc | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/sim/syscall_emul.cc b/src/sim/syscall_emul.cc index e62a8686a..9c3f50bb3 100644 --- a/src/sim/syscall_emul.cc +++ b/src/sim/syscall_emul.cc @@ -935,6 +935,27 @@ cloneFunc(SyscallDesc *desc, int callnum, LiveProcess *process, } SyscallReturn +fallocateFunc(SyscallDesc *desc, int callnum, LiveProcess *process, + ThreadContext *tc) +{ + int index = 0; + int tgt_fd = process->getSyscallArg(tc, index); + int mode = process->getSyscallArg(tc, index); + off_t offset = process->getSyscallArg(tc, index); + off_t len = process->getSyscallArg(tc, index); + + int sim_fd = process->getSimFD(tgt_fd); + if (sim_fd < 0) + return -EBADF; + + int result = fallocate(sim_fd, mode, offset, len); + if (result < 0) + return -errno; + + return 0; +} + +SyscallReturn accessFunc(SyscallDesc *desc, int callnum, LiveProcess *p, ThreadContext *tc, int index) { |