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Code Issues Releases Wiki Activity

Eliminate a few relocations related to sudoers_io.

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This commit is contained in:
Todd C. Miller 2013-05-20 11:06:13 -04:00
parent 32a29d596d
commit 8a57f129ac
1 changed files with 26 additions and 14 deletions
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40
plugins/sudoers/iolog.c
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@ -81,30 +81,27 @@ union io_fd {
void *v;
};
extern __dso_public struct io_plugin sudoers_io;
struct io_log_file {
static struct io_log_file {
bool enabled;
const char *suffix;
int (**fn_ptr)(const char *buf, unsigned int len);
union io_fd fd;
} io_log_files[] = {
#define IOFD_LOG 0
{ true, "/log", NULL },
{ true, "/log" },
#define IOFD_TIMING 1
{ true, "/timing", NULL },
{ true, "/timing" },
#define IOFD_STDIN 2
{ false, "/stdin", &sudoers_io.log_stdin },
{ false, "/stdin" },
#define IOFD_STDOUT 3
{ false, "/stdout", &sudoers_io.log_stdout },
{ false, "/stdout" },
#define IOFD_STDERR 4
{ false, "/stderr", &sudoers_io.log_stderr },
{ false, "/stderr" },
#define IOFD_TTYIN 5
{ false, "/ttyin", &sudoers_io.log_ttyin },
{ false, "/ttyin" },
#define IOFD_TTYOUT 6
{ false, "/ttyout", &sudoers_io.log_ttyout },
{ false, "/ttyout" },
#define IOFD_MAX 7
{ false, NULL, NULL }
{ false, NULL }
};
#define SESSID_MAX 2176782336U
@ -113,6 +110,9 @@ static int iolog_compress;
static struct timeval last_time;
static unsigned int sessid_max = SESSID_MAX;
/* sudoers_io is declared at the end of this file. */
extern __dso_public struct io_plugin sudoers_io;
/*
* Create path and any parent directories as needed.
* If is_temp is set, use mkdtemp() for the final directory.
@ -338,8 +338,6 @@ open_io_fd(char *pathbuf, size_t len, struct io_log_file *iol, bool docompress)
} else {
/* Remove old log file if we recycled sequence numbers. */
unlink(pathbuf);
if (iol->fn_ptr != NULL)
*(iol->fn_ptr) = NULL;
}
debug_return;
}
@ -607,6 +605,20 @@ sudoers_io_open(unsigned int version, sudo_conv_t conversation,
fclose(io_log_files[IOFD_LOG].fd.f);
io_log_files[IOFD_LOG].fd.f = NULL;
/*
* Clear I/O log function pointers for disabled log functions.
*/
if (!io_log_files[IOFD_STDIN].enabled)
sudoers_io.log_stdin = NULL;
if (!io_log_files[IOFD_STDOUT].enabled)
sudoers_io.log_stdout = NULL;
if (!io_log_files[IOFD_STDERR].enabled)
sudoers_io.log_stderr = NULL;
if (!io_log_files[IOFD_TTYIN].enabled)
sudoers_io.log_ttyin = NULL;
if (!io_log_files[IOFD_TTYOUT].enabled)
sudoers_io.log_ttyout = NULL;
rval = true;
done: