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| System | : | Linux MiraNet 3.0.0-14-generic-pae #23-Ubuntu SMP Mon Nov 21 22:07:10 UTC 2011 i686 |
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| Software | : | Apache. PHP/5.3.6-13ubuntu3.10 |
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| ID | : | uid=65534(nobody) gid=65534(nogroup) groups=65534(nogroup)
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| Safe Mode | : | OFF |
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| Open_Basedir | : | OFF |
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| Freespace | : | 25.67 GB of 70.42 GB (36.46%) |
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MySQL: ON MSSQL: OFF Oracle: OFF PostgreSQL: OFF Curl: OFF Sockets: ON Fetch: OFF Wget: ON Perl: ON |
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Disabled Functions: pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,
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[ System Info ]
[ Processes ]
[ SQL Manager ]
[ Eval ]
[ Encoder ]
[ Mailer ]
[ Back Connection ]
[ Backdoor Server ]
[ Kernel Exploit Search ]
[ MD5 Decrypter ]
[ Reverse IP ]
[ Kill Shell ]
[ FTP Brute-Force ]
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/
usr/
src/
courier-0.66.1/
maildrop/
- drwxrwxrwx
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Viewing file:  filelock.C (1.12 KB) -rw-rw-rw-Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
#include "filelock.h"
#include "mio.h"
#if HAVE_FCNTL_H
#include <fcntl.h>
#endif
#if HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if HAVE_SYS_FILE_H
#include <sys/file.h>
#endif
#include <errno.h>
#include "liblock/config.h"
#include "liblock/liblock.h"
void FileLock::cleanup()
{
UnLock();
}
void FileLock::forked()
{
UnLock();
}
FileLock::FileLock() : fd(-1)
{
}
FileLock::~FileLock()
{
UnLock();
}
void FileLock::Lock(const char *filename)
{
UnLock();
if ((fd=mopen(filename, O_CREAT | O_WRONLY, 0600)) < 0)
throw "Unable to create flock file.";
do_filelock(fd);
}
void FileLock::do_filelock(int fd)
{
int flockrc;
while ((flockrc=ll_lock_ex(fd)) < 0 && errno == EINTR)
;
if (flockrc < 0)
{
struct stat stat_buf;
// FreeBSD has problems locking /dev/null. Presume that if
// you're writing to a device file, you know what you're doing.
if (fstat(fd, &stat_buf) >= 0 && (
S_ISREG(stat_buf.st_mode) || S_ISDIR(stat_buf.st_mode)))
{
return;
}
throw "flock() failed.";
}
}
void FileLock::UnLock()
{
if (fd >= 0)
{
mclose(fd);
fd= -1;
}
}
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