version 1.12, 2006/08/03 03:34:42 |
version 1.13, 2007/09/04 03:21:03 |
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#include "log.h" |
#include "log.h" |
#include "monitor_fdpass.h" |
#include "monitor_fdpass.h" |
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void |
int |
mm_send_fd(int sock, int fd) |
mm_send_fd(int sock, int fd) |
{ |
{ |
struct msghdr msg; |
struct msghdr msg; |
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msg.msg_iov = &vec; |
msg.msg_iov = &vec; |
msg.msg_iovlen = 1; |
msg.msg_iovlen = 1; |
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if ((n = sendmsg(sock, &msg, 0)) == -1) |
if ((n = sendmsg(sock, &msg, 0)) == -1) { |
fatal("%s: sendmsg(%d): %s", __func__, fd, |
error("%s: sendmsg(%d): %s", __func__, fd, |
strerror(errno)); |
strerror(errno)); |
if (n != 1) |
return -1; |
fatal("%s: sendmsg: expected sent 1 got %ld", |
} |
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if (n != 1) { |
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error("%s: sendmsg: expected sent 1 got %ld", |
__func__, (long)n); |
__func__, (long)n); |
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return -1; |
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} |
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return 0; |
} |
} |
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int |
int |
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msg.msg_control = tmp; |
msg.msg_control = tmp; |
msg.msg_controllen = sizeof(tmp); |
msg.msg_controllen = sizeof(tmp); |
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if ((n = recvmsg(sock, &msg, 0)) == -1) |
if ((n = recvmsg(sock, &msg, 0)) == -1) { |
fatal("%s: recvmsg: %s", __func__, strerror(errno)); |
error("%s: recvmsg: %s", __func__, strerror(errno)); |
if (n != 1) |
return -1; |
fatal("%s: recvmsg: expected received 1 got %ld", |
} |
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if (n != 1) { |
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error("%s: recvmsg: expected received 1 got %ld", |
__func__, (long)n); |
__func__, (long)n); |
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return -1; |
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} |
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cmsg = CMSG_FIRSTHDR(&msg); |
cmsg = CMSG_FIRSTHDR(&msg); |
if (cmsg == NULL) |
if (cmsg == NULL) { |
fatal("%s: no message header", __func__); |
error("%s: no message header", __func__); |
if (cmsg->cmsg_type != SCM_RIGHTS) |
return -1; |
fatal("%s: expected type %d got %d", __func__, |
} |
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if (cmsg->cmsg_type != SCM_RIGHTS) { |
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error("%s: expected type %d got %d", __func__, |
SCM_RIGHTS, cmsg->cmsg_type); |
SCM_RIGHTS, cmsg->cmsg_type); |
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return -1; |
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} |
fd = (*(int *)CMSG_DATA(cmsg)); |
fd = (*(int *)CMSG_DATA(cmsg)); |
return fd; |
return fd; |
} |
} |