linux-user: Move if-elses to a switch statement.
This makes adding more message types cleaner. Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
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@ -1242,25 +1242,40 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh,
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target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type);
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target_cmsg->cmsg_len = tswapal(TARGET_CMSG_LEN(len));
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if ((cmsg->cmsg_level == SOL_SOCKET) &&
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(cmsg->cmsg_type == SCM_RIGHTS)) {
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switch (cmsg->cmsg_level) {
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case SOL_SOCKET:
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switch (cmsg->cmsg_type) {
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case SCM_RIGHTS:
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{
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int *fd = (int *)data;
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int *target_fd = (int *)target_data;
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int i, numfds = len / sizeof(int);
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for (i = 0; i < numfds; i++)
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target_fd[i] = tswap32(fd[i]);
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} else if ((cmsg->cmsg_level == SOL_SOCKET) &&
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(cmsg->cmsg_type == SO_TIMESTAMP) &&
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(len == sizeof(struct timeval))) {
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/* copy struct timeval to target */
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break;
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}
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case SO_TIMESTAMP:
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{
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struct timeval *tv = (struct timeval *)data;
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struct target_timeval *target_tv =
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(struct target_timeval *)target_data;
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if (len != sizeof(struct timeval))
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goto unimplemented;
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/* copy struct timeval to target */
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target_tv->tv_sec = tswapal(tv->tv_sec);
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target_tv->tv_usec = tswapal(tv->tv_usec);
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} else {
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break;
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}
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default:
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goto unimplemented;
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}
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break;
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default:
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unimplemented:
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gemu_log("Unsupported ancillary data: %d/%d\n",
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cmsg->cmsg_level, cmsg->cmsg_type);
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memcpy(target_data, data, len);
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