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| author | Jing Huang <jing.huang.pku@gmail.com> | 2012-07-24 14:01:42 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2012-08-14 20:26:55 +0100 |
| commit | aebf5bc727fa1837b3c5296c5325b560f19ed9ee (patch) | |
| tree | eddff0c9dd78483eb96c07fb0bae486cb56f41c3 /linux-user/syscall.c | |
| parent | 920394db819e30fbbfa527f25e45360061d1a220 (diff) | |
| download | focaccia-qemu-aebf5bc727fa1837b3c5296c5325b560f19ed9ee.tar.gz focaccia-qemu-aebf5bc727fa1837b3c5296c5325b560f19ed9ee.zip | |
linux-user: make host_to_target_cmsg support SO_TIMESTAMP cmsg_type
Signed-off-by: Jing Huang <jing.huang.pku@gmail.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index ae9c1d0d12..41c869bfe0 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -1359,16 +1359,28 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); target_cmsg->cmsg_len = tswapal(TARGET_CMSG_LEN(len)); - if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { - gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); - memcpy(target_data, data, len); - } else { + if ((cmsg->cmsg_level == TARGET_SOL_SOCKET) && + (cmsg->cmsg_type == SCM_RIGHTS)) { int *fd = (int *)data; int *target_fd = (int *)target_data; int i, numfds = len / sizeof(int); for (i = 0; i < numfds; i++) target_fd[i] = tswap32(fd[i]); + } else if ((cmsg->cmsg_level == TARGET_SOL_SOCKET) && + (cmsg->cmsg_type == SO_TIMESTAMP) && + (len == sizeof(struct timeval))) { + /* copy struct timeval to target */ + struct timeval *tv = (struct timeval *)data; + struct target_timeval *target_tv = + (struct target_timeval *)target_data; + + target_tv->tv_sec = tswapal(tv->tv_sec); + target_tv->tv_usec = tswapal(tv->tv_usec); + } else { + gemu_log("Unsupported ancillary data: %d/%d\n", + cmsg->cmsg_level, cmsg->cmsg_type); + memcpy(target_data, data, len); } cmsg = CMSG_NXTHDR(msgh, cmsg); |