71 lines
1.7 KiB
Diff
71 lines
1.7 KiB
Diff
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diff -u vsftpd-2.0.1.orig/standalone.c vsftpd-2.0.1/standalone.c
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--- vsftpd-2.0.1.orig/standalone.c 2005-06-15 16:08:52.000000000 -0400
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+++ vsftpd-2.0.1/standalone.c 2005-06-15 16:06:26.000000000 -0400
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@@ -53,6 +53,7 @@
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vsf_sysutil_exit(0);
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}
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vsf_sysutil_make_session_leader();
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+ vsf_sysutil_reopen_standard_fds();
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}
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if (tunable_listen)
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{
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diff -u vsftpd-2.0.1.orig/sysutil.c vsftpd-2.0.1/sysutil.c
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--- vsftpd-2.0.1.orig/sysutil.c 2005-06-15 16:08:52.000000000 -0400
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+++ vsftpd-2.0.1/sysutil.c 2005-06-15 16:03:25.000000000 -0400
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@@ -2357,6 +2357,44 @@
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}
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void
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+vsf_sysutil_reopen_standard_fds(void)
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+{
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+ /* This reopens STDIN, STDOUT and STDERR to /dev/null */
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+
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+ int fd;
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+
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+ if ( (fd = open("/dev/null", O_RDWR, 0)) == -1 )
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+ {
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+ goto error;
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+ }
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+
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+ if ( dup2(fd, STDIN_FILENO) == -1 )
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+ {
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+ goto error;
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+ }
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+
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+ if ( dup2(fd, STDOUT_FILENO) == -1 )
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+ {
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+ goto error;
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+ }
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+
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+ if ( dup2(fd, STDERR_FILENO) == -1 )
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+ {
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+ goto error;
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+ }
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+
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+ if ( fd > 2 )
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+ {
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+ (void) close(fd);
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+ }
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+
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+ return;
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+
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+error:
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+ die("reopening standard file descriptors to /dev/null failed");
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+}
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+
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+void
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vsf_sysutil_tzset(void)
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{
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tzset();
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diff -u vsftpd-2.0.1.orig/sysutil.h vsftpd-2.0.1/sysutil.h
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--- vsftpd-2.0.1.orig/sysutil.h 2004-06-04 06:11:52.000000000 -0400
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+++ vsftpd-2.0.1/sysutil.h 2005-06-15 16:03:54.000000000 -0400
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@@ -287,6 +287,7 @@
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unsigned int vsf_sysutil_get_umask(void);
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void vsf_sysutil_set_umask(unsigned int umask);
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void vsf_sysutil_make_session_leader(void);
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+void vsf_sysutil_reopen_standard_fds(void);
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void vsf_sysutil_tzset(void);
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const char* vsf_sysutil_get_current_date(void);
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void vsf_sysutil_qsort(void* p_base, unsigned int num_elem,
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