diff options
Diffstat (limited to 'usr.sbin/nscd/agents/passwd.c')
-rw-r--r-- | usr.sbin/nscd/agents/passwd.c | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/usr.sbin/nscd/agents/passwd.c b/usr.sbin/nscd/agents/passwd.c deleted file mode 100644 index 247444f..0000000 --- a/usr.sbin/nscd/agents/passwd.c +++ /dev/null @@ -1,268 +0,0 @@ -/*- - * Copyright (c) 2005 Michael Bushkov <bushman@rsu.ru> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/types.h> - -#include <assert.h> -#include <nsswitch.h> -#include <pwd.h> -#include <stdlib.h> -#include <string.h> - -#include "../debug.h" -#include "passwd.h" - -static int passwd_marshal_func(struct passwd *, char *, size_t *); -static int passwd_lookup_func(const char *, size_t, char **, size_t *); -static void *passwd_mp_init_func(void); -static int passwd_mp_lookup_func(char **, size_t *, void *); -static void passwd_mp_destroy_func(void *mdata); - -static int -passwd_marshal_func(struct passwd *pwd, char *buffer, size_t *buffer_size) -{ - char *p; - struct passwd new_pwd; - size_t desired_size, size; - - TRACE_IN(passwd_marshal_func); - desired_size = sizeof(struct passwd) + sizeof(char *) + - strlen(pwd->pw_name) + 1; - if (pwd->pw_passwd != NULL) - desired_size += strlen(pwd->pw_passwd) + 1; - if (pwd->pw_class != NULL) - desired_size += strlen(pwd->pw_class) + 1; - if (pwd->pw_gecos != NULL) - desired_size += strlen(pwd->pw_gecos) + 1; - if (pwd->pw_dir != NULL) - desired_size += strlen(pwd->pw_dir) + 1; - if (pwd->pw_shell != NULL) - desired_size += strlen(pwd->pw_shell) + 1; - - if ((*buffer_size < desired_size) || (buffer == NULL)) { - *buffer_size = desired_size; - TRACE_OUT(passwd_marshal_func); - return (NS_RETURN); - } - - memcpy(&new_pwd, pwd, sizeof(struct passwd)); - memset(buffer, 0, desired_size); - - *buffer_size = desired_size; - p = buffer + sizeof(struct passwd) + sizeof(char *); - memcpy(buffer + sizeof(struct passwd), &p, sizeof(char *)); - - if (new_pwd.pw_name != NULL) { - size = strlen(new_pwd.pw_name); - memcpy(p, new_pwd.pw_name, size); - new_pwd.pw_name = p; - p += size + 1; - } - - if (new_pwd.pw_passwd != NULL) { - size = strlen(new_pwd.pw_passwd); - memcpy(p, new_pwd.pw_passwd, size); - new_pwd.pw_passwd = p; - p += size + 1; - } - - if (new_pwd.pw_class != NULL) { - size = strlen(new_pwd.pw_class); - memcpy(p, new_pwd.pw_class, size); - new_pwd.pw_class = p; - p += size + 1; - } - - if (new_pwd.pw_gecos != NULL) { - size = strlen(new_pwd.pw_gecos); - memcpy(p, new_pwd.pw_gecos, size); - new_pwd.pw_gecos = p; - p += size + 1; - } - - if (new_pwd.pw_dir != NULL) { - size = strlen(new_pwd.pw_dir); - memcpy(p, new_pwd.pw_dir, size); - new_pwd.pw_dir = p; - p += size + 1; - } - - if (new_pwd.pw_shell != NULL) { - size = strlen(new_pwd.pw_shell); - memcpy(p, new_pwd.pw_shell, size); - new_pwd.pw_shell = p; - p += size + 1; - } - - memcpy(buffer, &new_pwd, sizeof(struct passwd)); - TRACE_OUT(passwd_marshal_func); - return (NS_SUCCESS); -} - -static int -passwd_lookup_func(const char *key, size_t key_size, char **buffer, - size_t *buffer_size) -{ - enum nss_lookup_type lookup_type; - char *login; - size_t size; - uid_t uid; - - struct passwd *result; - - TRACE_IN(passwd_lookup_func); - assert(buffer != NULL); - assert(buffer_size != NULL); - - if (key_size < sizeof(enum nss_lookup_type)) { - TRACE_OUT(passwd_lookup_func); - return (NS_UNAVAIL); - } - memcpy(&lookup_type, key, sizeof(enum nss_lookup_type)); - - switch (lookup_type) { - case nss_lt_name: - size = key_size - sizeof(enum nss_lookup_type) + 1; - login = calloc(1, size); - assert(login != NULL); - memcpy(login, key + sizeof(enum nss_lookup_type), size - 1); - break; - case nss_lt_id: - if (key_size < sizeof(enum nss_lookup_type) + - sizeof(uid_t)) { - TRACE_OUT(passwd_lookup_func); - return (NS_UNAVAIL); - } - - memcpy(&uid, key + sizeof(enum nss_lookup_type), sizeof(uid_t)); - break; - default: - TRACE_OUT(passwd_lookup_func); - return (NS_UNAVAIL); - } - - switch (lookup_type) { - case nss_lt_name: - result = getpwnam(login); - free(login); - break; - case nss_lt_id: - result = getpwuid(uid); - break; - default: - /* SHOULD NOT BE REACHED */ - break; - } - - if (result != NULL) { - passwd_marshal_func(result, NULL, buffer_size); - *buffer = malloc(*buffer_size); - assert(*buffer != NULL); - passwd_marshal_func(result, *buffer, buffer_size); - } - - TRACE_OUT(passwd_lookup_func); - return (result == NULL ? NS_NOTFOUND : NS_SUCCESS); -} - -static void * -passwd_mp_init_func(void) -{ - TRACE_IN(passwd_mp_init_func); - setpwent(); - TRACE_OUT(passwd_mp_init_func); - - return (NULL); -} - -static int -passwd_mp_lookup_func(char **buffer, size_t *buffer_size, void *mdata) -{ - struct passwd *result; - - TRACE_IN(passwd_mp_lookup_func); - result = getpwent(); - if (result != NULL) { - passwd_marshal_func(result, NULL, buffer_size); - *buffer = malloc(*buffer_size); - assert(*buffer != NULL); - passwd_marshal_func(result, *buffer, buffer_size); - } - - TRACE_OUT(passwd_mp_lookup_func); - return (result == NULL ? NS_NOTFOUND : NS_SUCCESS); -} - -static void -passwd_mp_destroy_func(void *mdata) -{ - TRACE_IN(passwd_mp_destroy_func); - TRACE_OUT(passwd_mp_destroy_func); -} - -struct agent * -init_passwd_agent(void) -{ - struct common_agent *retval; - - TRACE_IN(init_passwd_agent); - retval = calloc(1, sizeof(*retval)); - assert(retval != NULL); - - retval->parent.name = strdup("passwd"); - assert(retval->parent.name != NULL); - - retval->parent.type = COMMON_AGENT; - retval->lookup_func = passwd_lookup_func; - - TRACE_OUT(init_passwd_agent); - return ((struct agent *)retval); -} - -struct agent * -init_passwd_mp_agent(void) -{ - struct multipart_agent *retval; - - TRACE_IN(init_passwd_mp_agent); - retval = calloc(1, - sizeof(*retval)); - assert(retval != NULL); - - retval->parent.name = strdup("passwd"); - retval->parent.type = MULTIPART_AGENT; - retval->mp_init_func = passwd_mp_init_func; - retval->mp_lookup_func = passwd_mp_lookup_func; - retval->mp_destroy_func = passwd_mp_destroy_func; - assert(retval->parent.name != NULL); - - TRACE_OUT(init_passwd_mp_agent); - return ((struct agent *)retval); -} |