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authorSalvatore Cro <salvatore.cro@st.com>2010-09-09 15:38:15 +0200
committerCarmelo Amoroso <carmelo.amoroso@st.com>2010-09-14 14:36:00 +0200
commit7ac7be14eb4c8927fddffbe01fed74c605bf8597 (patch)
treeb71a3a55de3efc6332b5b085f587d8be3247354e /include
parent77f573c668505a3a408b3e8fb877b8f76bbdd6f6 (diff)
misc: utmpx based logging support
misc: Added support for accessing user accounting database based on utmpx structure. Signed-off-by: Salvatore Cro <salvatore.cro@st.com> Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'include')
-rw-r--r--include/utmp.h6
-rw-r--r--include/utmpx.h127
2 files changed, 133 insertions, 0 deletions
diff --git a/include/utmp.h b/include/utmp.h
index 27454a66a..e80b65b7d 100644
--- a/include/utmp.h
+++ b/include/utmp.h
@@ -57,12 +57,15 @@ extern void logwtmp (__const char *__ut_line, __const char *__ut_name,
/* Append entry UTMP to the wtmp-like file WTMP_FILE. */
extern void updwtmp (__const char *__wtmp_file, __const struct utmp *__utmp)
__THROW;
+libc_hidden_proto(updwtmp)
/* Change name of the utmp file to be examined. */
extern int utmpname (__const char *__file) __THROW;
+libc_hidden_proto(utmpname)
/* Read next entry from a utmp-like file. */
extern struct utmp *getutent (void) __THROW;
+libc_hidden_proto(getutent)
/* Reset the input stream to the beginning of the file. */
extern void setutent (void) __THROW;
@@ -70,6 +73,7 @@ libc_hidden_proto(setutent)
/* Close the current open file. */
extern void endutent (void) __THROW;
+libc_hidden_proto(endutent)
/* Search forward from the current point in the utmp file until the
next entry with a ut_type matching ID->ut_type. */
@@ -78,9 +82,11 @@ extern struct utmp *getutid (__const struct utmp *__id) __THROW;
/* Search forward from the current point in the utmp file until the
next entry with a ut_line matching LINE->ut_line. */
extern struct utmp *getutline (__const struct utmp *__line) __THROW;
+libc_hidden_proto(getutline)
/* Write out entry pointed to by UTMP_PTR into the utmp file. */
extern struct utmp *pututline (__const struct utmp *__utmp_ptr) __THROW;
+libc_hidden_proto(pututline)
#if 0 /* def __USE_MISC */
diff --git a/include/utmpx.h b/include/utmpx.h
new file mode 100644
index 000000000..8622916a9
--- /dev/null
+++ b/include/utmpx.h
@@ -0,0 +1,127 @@
+/* Copyright (C) 1997, 1998, 1999, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _UTMPX_H
+#define _UTMPX_H 1
+
+#include <features.h>
+#include <sys/time.h>
+
+/* Required according to Unix98. */
+#ifndef __pid_t_defined
+typedef __pid_t pid_t;
+# define __pid_t_defined
+#endif
+
+/* Get system dependent values and data structures. */
+#include <bits/utmpx.h>
+
+#ifdef __USE_GNU
+/* Compatibility names for the strings of the canonical file names. */
+# define UTMPX_FILE _PATH_UTMPX
+# define UTMPX_FILENAME _PATH_UTMPX
+# define WTMPX_FILE _PATH_WTMPX
+# define WTMPX_FILENAME _PATH_WTMPX
+#endif
+
+/* For the getutmp{,x} functions we need the `struct utmp'. */
+#ifdef __USE_GNU
+struct utmp;
+#endif
+
+
+__BEGIN_DECLS
+
+/* Open user accounting database.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern void setutxent (void);
+
+/* Close user accounting database.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern void endutxent (void);
+
+/* Get the next entry from the user accounting database.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern struct utmpx *getutxent (void);
+
+/* Get the user accounting database entry corresponding to ID.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern struct utmpx *getutxid (__const struct utmpx *__id);
+
+/* Get the user accounting database entry corresponding to LINE.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern struct utmpx *getutxline (__const struct utmpx *__line);
+
+/* Write the entry UTMPX into the user accounting database.
+
+ This function is a possible cancellation point and therefore not
+ marked with __THROW. */
+extern struct utmpx *pututxline (__const struct utmpx *__utmpx);
+
+
+#ifdef __USE_GNU
+/* Change name of the utmpx file to be examined.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern int utmpxname (__const char *__file);
+
+/* Append entry UTMP to the wtmpx-like file WTMPX_FILE.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern void updwtmpx (__const char *__wtmpx_file,
+ __const struct utmpx *__utmpx);
+
+
+/* Copy the information in UTMPX to UTMP.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern void getutmp (__const struct utmpx *__utmpx,
+ struct utmp *__utmp);
+
+/* Copy the information in UTMP to UTMPX.
+
+ This function is not part of POSIX and therefore no official
+ cancellation point. But due to similarity with an POSIX interface
+ or due to the implementation it is a cancellation point and
+ therefore not marked with __THROW. */
+extern void getutmpx (__const struct utmp *__utmp,
+ struct utmpx *__utmpx);
+#endif
+
+__END_DECLS
+
+#endif /* utmpx.h */