diff options
Diffstat (limited to 'modules/pammodutil')
| -rw-r--r-- | modules/pammodutil/.cvsignore | 1 | ||||
| -rw-r--r-- | modules/pammodutil/Makefile | 53 | ||||
| -rw-r--r-- | modules/pammodutil/README | 15 | ||||
| -rw-r--r-- | modules/pammodutil/include/security/_pam_modutil.h | 33 | ||||
| -rw-r--r-- | modules/pammodutil/modutil_cleanup.c | 16 | ||||
| -rw-r--r-- | modules/pammodutil/modutil_getpwnam.c | 80 | ||||
| -rw-r--r-- | modules/pammodutil/modutil_getpwuid.c | 80 | ||||
| -rw-r--r-- | modules/pammodutil/pammodutil.h | 22 |
8 files changed, 0 insertions, 300 deletions
diff --git a/modules/pammodutil/.cvsignore b/modules/pammodutil/.cvsignore deleted file mode 100644 index 7b4d4ba2..00000000 --- a/modules/pammodutil/.cvsignore +++ /dev/null @@ -1 +0,0 @@ -static diff --git a/modules/pammodutil/Makefile b/modules/pammodutil/Makefile deleted file mode 100644 index a97388ef..00000000 --- a/modules/pammodutil/Makefile +++ /dev/null @@ -1,53 +0,0 @@ -# -# $Id$ -# -# - -include ../../Make.Rules - -LIBNAME=libpammodutil - -# --------------------------------------------- - -dummy: all - -# --------------------------------------------- - -CFLAGS += $(PIC) $(STATIC) $(MOREFLAGS) \ - -DLIBPAM_VERSION_MAJOR=$(MAJOR_REL) \ - -DLIBPAM_VERSION_MINOR=$(MINOR_REL) - -# all the object files we care about -LIBOBJECTS = modutil_cleanup.o modutil_getpwnam.o modutil_getpwuid.o - -# static library name -LIBSTATIC = $(LIBNAME).a - -SLIBOBJECTS = $(addprefix static/,$(LIBOBJECTS) $(STATICOBJ)) - -# --------------------------------------------- -## rules - -all: dirs $(LIBSTATIC) ../../Make.Rules - -dirs: - $(MKDIR) static - -static/%.o : %.c - $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ - -$(LIBSTATIC): $(SLIBOBJECTS) - ar cr $@ $(SLIBOBJECTS) - $(RANLIB) $@ - -install: - @echo "at this time, we're not installing $(LIBSTATIC)" - -remove: - @echo "at this time, there is nothing to remove" - -clean: - rm -f a.out core *~ static/*.o - rm -f *.a *.o - if [ -d dynamic ]; then rmdir dynamic ; fi - if [ -d static ]; then rmdir static ; fi diff --git a/modules/pammodutil/README b/modules/pammodutil/README deleted file mode 100644 index 241f83a7..00000000 --- a/modules/pammodutil/README +++ /dev/null @@ -1,15 +0,0 @@ -$Id$ - -This is a libarary of routines for use by modules. The routines seem -to have a common use for modules, but are not part of libpam and never -will be. They are also a convenient layer of abstraction for providing -thread-safe functions that may require use of pam_handle_t 'data' -items to make their thread-safeness tied to the use of a single -pam_handle_t per thread. - -Functions provided so far are all listed in - - include/security/_pam_modutil.h - -. - diff --git a/modules/pammodutil/include/security/_pam_modutil.h b/modules/pammodutil/include/security/_pam_modutil.h deleted file mode 100644 index af8a7ae1..00000000 --- a/modules/pammodutil/include/security/_pam_modutil.h +++ /dev/null @@ -1,33 +0,0 @@ -#ifndef _PAM_MODUTIL_H -#define _PAM_MODUTIL_H - -/* - * $Id$ - * - * This file is a list of handy libc wrappers that attempt to provide some - * thread-safe and other convenient functionality to modules in a form that - * is common, but not dynamically linked with yet another dynamic pam - * library extension. - * - * A number of these functions reserve space in a pam_[sg]et_data item. - * In all cases, the name of the item is prefixed with "_pammodutil_*". - * - * On systems that simply can't support thread safe programming, these - * functions don't support it either - sorry. - * - * Copyright (c) 2001 Andrew Morgan <morgan@kernel.org> - */ - -#include <pwd.h> -#include <sys/types.h> - -extern struct passwd *_pammodutil_getpwnam(pam_handle_t *pamh, - const char *user); - -extern struct passwd *_pammodutil_getpwuid(pam_handle_t *pamh, - uid_t uid); - -extern void _pammodutil_cleanup(pam_handle_t *pamh, void *data, - int error_status); - -#endif /* _PAM_MODUTIL_H */ diff --git a/modules/pammodutil/modutil_cleanup.c b/modules/pammodutil/modutil_cleanup.c deleted file mode 100644 index e95d6100..00000000 --- a/modules/pammodutil/modutil_cleanup.c +++ /dev/null @@ -1,16 +0,0 @@ -/* - * $Id$ - * - * This function provides a common pam_set_data() friendly version of free(). - */ - -#include "pammodutil.h" - -void _pammodutil_cleanup(pam_handle_t *pamh, void *data, int error_status) -{ - if (data) { - /* junk it */ - (void) free(data); - } -} - diff --git a/modules/pammodutil/modutil_getpwnam.c b/modules/pammodutil/modutil_getpwnam.c deleted file mode 100644 index 287dc065..00000000 --- a/modules/pammodutil/modutil_getpwnam.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * $Id$ - * - * This function provides a thread safer version of getpwnam() for use - * with PAM modules that care about this sort of thing. - * - * XXX - or at least it should provide a thread-safe alternative. - */ - -#include "pammodutil.h" - -#include <pwd.h> -#include <stdlib.h> - -struct passwd *_pammodutil_getpwnam(pam_handle_t *pamh, const char *user) -{ -#ifdef HAVE_GETPWNAM_R - - void *buffer=NULL; - size_t length = PWD_INITIAL_LENGTH; - - do { - int status; - void *new_buffer; - struct passwd *result = NULL; - - new_buffer = realloc(buffer, sizeof(struct passwd) + length); - if (new_buffer == NULL) { - - D(("out of memory")); - - /* no memory for the user - so delete the memory */ - if (buffer) { - free(buffer); - } - return NULL; - } - buffer = new_buffer; - - /* make the re-entrant call to get the pwd structure */ - status = getpwnam_r(user, buffer, - sizeof(struct passwd) + (char *) buffer, - length, &result); - if (!status && result) { - status = pam_set_data(pamh, "_pammodutil_getpwnam", result, - _pammodutil_cleanup); - if (status == PAM_SUCCESS) { - D(("success")); - return result; - } - - D(("was unable to register the data item [%s]", - pam_strerror(pamh, status))); - - free(buffer); - return NULL; - - } - - length <<= 1; - - } while (length < PWD_ABSURD_PWD_LENGTH); - - D(("pwd structure took %u bytes or so of memory", - length+sizeof(struct passwd))); - - free(buffer); - return NULL; - -#else /* ie. ifndef HAVE_GETPWNAM_R */ - - /* - * Sorry, there does not appear to be a reentrant version of - * getpwnam(). So, we use the standard libc function. - */ - - return getpwnam(user); - -#endif /* def HAVE_GETPWNAM_R */ -} diff --git a/modules/pammodutil/modutil_getpwuid.c b/modules/pammodutil/modutil_getpwuid.c deleted file mode 100644 index e200dd1e..00000000 --- a/modules/pammodutil/modutil_getpwuid.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * $Id$ - * - * This function provides a thread safer version of getpwuid() for use - * with PAM modules that care about this sort of thing. - * - * XXX - or at least it should provide a thread-safe alternative. - */ - -#include "pammodutil.h" - -#include <pwd.h> -#include <stdlib.h> - -struct passwd *_pammodutil_getpwuid(pam_handle_t *pamh, uid_t uid) -{ -#ifdef HAVE_GETPWNAM_R - - void *buffer=NULL; - size_t length = PWD_INITIAL_LENGTH; - - do { - int status; - void *new_buffer; - struct passwd *result = NULL; - - new_buffer = realloc(buffer, sizeof(struct passwd) + length); - if (new_buffer == NULL) { - - D(("out of memory")); - - /* no memory for the user - so delete the memory */ - if (buffer) { - free(buffer); - } - return NULL; - } - buffer = new_buffer; - - /* make the re-entrant call to get the pwd structure */ - status = getpwuid_r(uid, buffer, - sizeof(struct passwd) + (char *) buffer, - length, &result); - if (!status && result) { - status = pam_set_data(pamh, "_pammodutil_getpwuid", result, - _pammodutil_cleanup); - if (status == PAM_SUCCESS) { - D(("success")); - return result; - } - - D(("was unable to register the data item [%s]", - pam_strerror(pamh, status))); - - free(buffer); - return NULL; - - } - - length <<= 1; - - } while (length < PWD_ABSURD_PWD_LENGTH); - - D(("pwd structure took %u bytes or so of memory", - length+sizeof(struct passwd))); - - free(buffer); - return NULL; - -#else /* ie. ifndef HAVE_GETPWNAM_R */ - - /* - * Sorry, there does not appear to be a reentrant version of - * getpwnam(). So, we use the standard libc function. - */ - - return getpwuid(uid); - -#endif /* def HAVE_GETPWNAM_R */ -} diff --git a/modules/pammodutil/pammodutil.h b/modules/pammodutil/pammodutil.h deleted file mode 100644 index efcc98e1..00000000 --- a/modules/pammodutil/pammodutil.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef PAMMODUTIL_H -#define PAMMODUTIL_H - -/* - * $Id$ - * - * Copyright (c) 2001 Andrew Morgan <morgan@kernel.org> - */ - -#include <security/_pam_aconf.h> -#include <security/_pam_macros.h> -#include <security/pam_modules.h> -#include <security/_pam_modutil.h> - -#define PWD_INITIAL_LENGTH 0x100 -#define PWD_ABSURD_PWD_LENGTH 0x1000 - -/* This is a simple cleanup, it just free()s the 'data' memory */ -extern void _pammodutil_cleanup(pam_handle_t *pamh, void *data, - int error_status); - -#endif /* PAMMODUTIL_H */ |