r3170: Add winbind client support back into Samba4. This is to allow
authorAndrew Bartlett <abartlet@samba.org>
Sun, 24 Oct 2004 23:54:00 +0000 (23:54 +0000)
committerGerald (Jerry) Carter <jerry@samba.org>
Wed, 10 Oct 2007 18:04:31 +0000 (13:04 -0500)
auth_winbind to work, and to therefore use the new ntlm_auth and
GENSEC in an otherwise Samba3 setup.

I'm not quite sure what fun-and games my svn cp caused as I merged
this from samba_3_0, but anyway...

Andrew Bartlett

15 files changed:
source/auth/auth_winbind.c
source/auth/config.m4
source/auth/config.mk
source/configure.in
source/nsswitch/config.m4 [new file with mode: 0644]
source/nsswitch/config.mk [new file with mode: 0644]
source/nsswitch/wb_common.c [new file with mode: 0644]
source/nsswitch/winbind_client.h [new file with mode: 0644]
source/nsswitch/winbind_nss.h [new file with mode: 0644]
source/nsswitch/winbind_nss_config.h [new file with mode: 0644]
source/nsswitch/winbind_nss_hpux.h [new file with mode: 0644]
source/nsswitch/winbind_nss_irix.h [new file with mode: 0644]
source/nsswitch/winbind_nss_linux.h [new file with mode: 0644]
source/nsswitch/winbind_nss_solaris.h [new file with mode: 0644]
source/nsswitch/winbindd_nss.h [new file with mode: 0644]

index 52cd627ab0649669b02ffcc8163d3e713b36511c..deada025d8df88829982234e8c0cc57c24179829 100644 (file)
 #undef DBGC_CLASS
 #define DBGC_CLASS DBGC_AUTH
 
-static NTSTATUS get_info3_from_ndr(TALLOC_CTX *mem_ctx, struct winbindd_response *response, NET_USER_INFO_3 *info3)
-{
-       uint8_t *info3_ndr;
-       size_t len = response->length - sizeof(response);
-       prs_struct ps;
-       if (len > 0) {
-               info3_ndr = response->extra_data;
-               if (!prs_init(&ps, len, mem_ctx, UNMARSHALL)) {
-                       return NT_STATUS_NO_MEMORY;
-               }
-               prs_copy_data_in(&ps, info3_ndr, len);
-               prs_set_offset(&ps,0);
-               if (!net_io_user_info3("", info3, &ps, 1, 3)) {
-                       DEBUG(2, ("get_info3_from_ndr: could not parse info3 struct!\n"));
-                       return NT_STATUS_UNSUCCESSFUL;
-               }
-               prs_mem_free(&ps);
-
-               return NT_STATUS_OK;
-       } else {
-               DEBUG(2, ("get_info3_from_ndr: No info3 struct found!\n"));
-               return NT_STATUS_UNSUCCESSFUL;
-       }
-}
-
 /* Authenticate a user with a challenge/response */
 
 static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
-                                      void *my_private_data, 
-                                      TALLOC_CTX *mem_ctx,
-                                      const auth_usersupplied_info *user_info, 
-                                      auth_serversupplied_info **server_info)
+                                    void *my_private_data, 
+                                    TALLOC_CTX *mem_ctx,
+                                    const struct auth_usersupplied_info *user_info, 
+                                    struct auth_serversupplied_info **server_info)
 {
        struct winbindd_request request;
        struct winbindd_response response;
         NSS_STATUS result;
        NTSTATUS nt_status;
-        NET_USER_INFO_3 info3;
 
        if (!user_info) {
                return NT_STATUS_INVALID_PARAMETER;
@@ -79,14 +53,14 @@ static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
 
        ZERO_STRUCT(request);
        ZERO_STRUCT(response);
-
+#if 0
        request.data.auth_crap.flags = WINBIND_PAM_INFO3_NDR;
-
-       push_utf8_fstring(request.data.auth_crap.user, 
-                         user_info->smb_name.str);
-       push_utf8_fstring(request.data.auth_crap.domain, 
+#endif
+       fstrcpy(request.data.auth_crap.user, 
+               user_info->smb_name.str);
+       fstrcpy(request.data.auth_crap.domain, 
                          user_info->domain.str);
-       push_utf8_fstring(request.data.auth_crap.workstation, 
+       fstrcpy(request.data.auth_crap.workstation, 
                          user_info->wksta_name.str);
 
        memcpy(request.data.auth_crap.chal, auth_context->challenge.data, sizeof(request.data.auth_crap.chal));
@@ -106,6 +80,7 @@ static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
        nt_status = NT_STATUS(response.data.auth.nt_status);
 
        if (result == NSS_STATUS_SUCCESS && response.extra_data) {
+#if 0
                if (NT_STATUS_IS_OK(nt_status)) {
                        if (NT_STATUS_IS_OK(nt_status = get_info3_from_ndr(mem_ctx, &response, &info3))) { 
                                nt_status = 
@@ -117,6 +92,7 @@ static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
                                                               &info3); 
                        }
                }
+#endif
        } else if (NT_STATUS_IS_OK(nt_status)) {
                nt_status = NT_STATUS_UNSUCCESSFUL;
        }
@@ -125,7 +101,9 @@ static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
 }
 
 /* module initialisation */
-NTSTATUS auth_init_winbind(struct auth_context *auth_context, const char *param, auth_methods **auth_method) 
+static NTSTATUS auth_init_winbind(struct auth_context *auth_context, 
+                                         const char *param, 
+                                         struct auth_methods **auth_method) 
 {
        if (!make_auth_methods(auth_context, auth_method))
                return NT_STATUS_NO_MEMORY;
@@ -134,3 +112,18 @@ NTSTATUS auth_init_winbind(struct auth_context *auth_context, const char *param,
        (*auth_method)->auth = check_winbind_security;
        return NT_STATUS_OK;
 }
+
+NTSTATUS auth_winbind_init(void)
+{
+       NTSTATUS ret;
+       struct auth_operations ops;
+
+       ops.name = "winbind";
+       ops.init = auth_init_winbind;
+       ret = register_backend("auth", &ops);
+       if (!NT_STATUS_IS_OK(ret)) {
+               DEBUG(0,("Failed to register '%s' auth backend!\n",
+                       ops.name));
+               return ret;
+       }
+}
index 3c4f86eceabaac7b0269f256a6aacc4ea49fcb30..41e652efecc9247eead2e47a4e78c021e3f71f60 100644 (file)
@@ -2,5 +2,6 @@ dnl # AUTH Server subsystem
 
 SMB_MODULE_MK(auth_sam,AUTH,STATIC,auth/config.mk)
 SMB_MODULE_MK(auth_builtin,AUTH,STATIC,auth/config.mk)
+SMB_MODULE_MK(auth_winbind,AUTH,STATIC,auth/config.mk)
 
 SMB_SUBSYSTEM_MK(AUTH,auth/config.mk,[],[],[SAMDB])
index 223f082e6a2cc2d40cf4d29d5ccc64ad7899e37f..9272dda1931bb14c10f061d36fc480e117cf05e0 100644 (file)
@@ -18,6 +18,16 @@ INIT_OBJ_FILES = \
 # End MODULE auth_builtin
 #######################
 
+#######################
+# Start MODULE auth_winbind
+[MODULE::auth_winbind]
+INIT_OBJ_FILES = \
+               auth/auth_winbind.o
+REQUIRED_SUBSYSTEMS = \
+               LIB_WINBIND_CLIENT
+# End MODULE auth_builtin
+#######################
+
 #######################
 # Start SUBSYSTEM AUTH
 [SUBSYSTEM::AUTH]
index 703017ffc8183fc81c6fc3240358d5913758f84d..40d6e10648c496d6ef2058f76cbce4e12932ad0e 100644 (file)
@@ -41,6 +41,7 @@ SMB_INCLUDE_M4(utils/config.m4)
 SMB_INCLUDE_M4(smbd/config.m4)
 SMB_INCLUDE_M4(gtk/config.m4)
 SMB_INCLUDE_M4(lib/dcom/config.m4)
+SMB_INCLUDE_M4(nsswitch/config.m4)
 
 ALLLIBS_LIBS="$LIBS"
 ALLLIBS_CFLAGS="$CFLAGS"
diff --git a/source/nsswitch/config.m4 b/source/nsswitch/config.m4
new file mode 100644 (file)
index 0000000..5ce7d4b
--- /dev/null
@@ -0,0 +1,2 @@
+SMB_SUBSYSTEM_MK(LIB_WINBIND_CLIENT,nsswitch/config.mk)
+
diff --git a/source/nsswitch/config.mk b/source/nsswitch/config.mk
new file mode 100644 (file)
index 0000000..676cc28
--- /dev/null
@@ -0,0 +1,7 @@
+#################################
+# Start SUBSYSTEM LIB_WINBIND_CLIENT
+[SUBSYSTEM::LIB_WINBIND_CLIENT]
+ADD_OBJ_FILES = nsswitch/wb_common.o
+
+# End SUBSYSTEM LIB_WINBIND_CLIENT
+#################################
diff --git a/source/nsswitch/wb_common.c b/source/nsswitch/wb_common.c
new file mode 100644 (file)
index 0000000..2f112e8
--- /dev/null
@@ -0,0 +1,612 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   winbind client common code
+
+   Copyright (C) Tim Potter 2000
+   Copyright (C) Andrew Tridgell 2000
+   Copyright (C) Andrew Bartlett 2002
+   
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#include "includes.h"
+
+/* Global variables.  These are effectively the client state information */
+
+int winbindd_fd = -1;           /* fd for winbindd socket */
+
+/* Free a response structure */
+
+void free_response(struct winbindd_response *response)
+{
+       /* Free any allocated extra_data */
+
+       if (response)
+               SAFE_FREE(response->extra_data);
+}
+
+/* Initialise a request structure */
+
+void init_request(struct winbindd_request *request, int request_type)
+{
+       request->length = sizeof(struct winbindd_request);
+
+       request->cmd = (enum winbindd_cmd)request_type;
+       request->pid = getpid();
+
+}
+
+/* Initialise a response structure */
+
+void init_response(struct winbindd_response *response)
+{
+       /* Initialise return value */
+
+       response->result = WINBINDD_ERROR;
+}
+
+/* Close established socket */
+
+void close_sock(void)
+{
+       if (winbindd_fd != -1) {
+               close(winbindd_fd);
+               winbindd_fd = -1;
+       }
+}
+
+#define CONNECT_TIMEOUT 30
+#define WRITE_TIMEOUT CONNECT_TIMEOUT
+#define READ_TIMEOUT CONNECT_TIMEOUT
+
+/* Make sure socket handle isn't stdin, stdout or stderr */
+#define RECURSION_LIMIT 3
+
+static int make_nonstd_fd_internals(int fd, int limit /* Recursion limiter */) 
+{
+       int new_fd;
+       if (fd >= 0 && fd <= 2) {
+#ifdef F_DUPFD 
+               if ((new_fd = fcntl(fd, F_DUPFD, 3)) == -1) {
+                       return -1;
+               }
+               /* Paranoia */
+               if (new_fd < 3) {
+                       close(new_fd);
+                       return -1;
+               }
+               close(fd);
+               return new_fd;
+#else
+               if (limit <= 0)
+                       return -1;
+               
+               new_fd = dup(fd);
+               if (new_fd == -1) 
+                       return -1;
+
+               /* use the program stack to hold our list of FDs to close */
+               new_fd = make_nonstd_fd_internals(new_fd, limit - 1);
+               close(fd);
+               return new_fd;
+#endif
+       }
+       return fd;
+}
+
+/****************************************************************************
+ Set a fd into blocking/nonblocking mode. Uses POSIX O_NONBLOCK if available,
+ else
+ if SYSV use O_NDELAY
+ if BSD use FNDELAY
+ Set close on exec also.
+****************************************************************************/
+
+static int make_safe_fd(int fd) 
+{
+       int result, flags;
+       int new_fd = make_nonstd_fd_internals(fd, RECURSION_LIMIT);
+       if (new_fd == -1) {
+               close(fd);
+               return -1;
+       }
+
+       /* Socket should be nonblocking. */
+#ifdef O_NONBLOCK
+#define FLAG_TO_SET O_NONBLOCK
+#else
+#ifdef SYSV
+#define FLAG_TO_SET O_NDELAY
+#else /* BSD */
+#define FLAG_TO_SET FNDELAY
+#endif
+#endif
+
+       if ((flags = fcntl(new_fd, F_GETFL)) == -1) {
+               close(new_fd);
+               return -1;
+       }
+
+       flags |= FLAG_TO_SET;
+       if (fcntl(new_fd, F_SETFL, flags) == -1) {
+               close(new_fd);
+               return -1;
+       }
+
+#undef FLAG_TO_SET
+
+       /* Socket should be closed on exec() */
+#ifdef FD_CLOEXEC
+       result = flags = fcntl(new_fd, F_GETFD, 0);
+       if (flags >= 0) {
+               flags |= FD_CLOEXEC;
+               result = fcntl( new_fd, F_SETFD, flags );
+       }
+       if (result < 0) {
+               close(new_fd);
+               return -1;
+       }
+#endif
+       return new_fd;
+}
+
+/* Connect to winbindd socket */
+
+static int winbind_named_pipe_sock(const char *dir)
+{
+       struct sockaddr_un sunaddr;
+       struct stat st;
+       pstring path;
+       int fd;
+       int wait_time;
+       int slept;
+       
+       /* Check permissions on unix socket directory */
+       
+       if (lstat(dir, &st) == -1) {
+               return -1;
+       }
+       
+       if (!S_ISDIR(st.st_mode) || 
+           (st.st_uid != 0 && st.st_uid != geteuid())) {
+               return -1;
+       }
+       
+       /* Connect to socket */
+
+       snprintf(path, sizeof(path), "%s%s", dir, "/" WINBINDD_SOCKET_NAME);
+       
+       ZERO_STRUCT(sunaddr);
+       sunaddr.sun_family = AF_UNIX;
+       strncpy(sunaddr.sun_path, path, sizeof(sunaddr.sun_path) - 1);
+       
+       /* If socket file doesn't exist, don't bother trying to connect
+          with retry.  This is an attempt to make the system usable when
+          the winbindd daemon is not running. */
+
+       if (lstat(path, &st) == -1) {
+               return -1;
+       }
+       
+       /* Check permissions on unix socket file */
+       
+       if (!S_ISSOCK(st.st_mode) || 
+           (st.st_uid != 0 && st.st_uid != geteuid())) {
+               return -1;
+       }
+       
+       /* Connect to socket */
+       
+       if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) {
+               return -1;
+       }
+
+       /* Set socket non-blocking and close on exec. */
+
+       if ((fd = make_safe_fd( fd)) == -1) {
+               return fd;
+       }
+
+       for (wait_time = 0; connect(fd, (struct sockaddr *)&sunaddr, sizeof(sunaddr)) == -1;
+                       wait_time += slept) {
+               struct timeval tv;
+               fd_set w_fds;
+               int ret;
+               int connect_errno = 0, errnosize;
+
+               if (wait_time >= CONNECT_TIMEOUT)
+                       goto error_out;
+
+               switch (errno) {
+                       case EINPROGRESS:
+                               FD_ZERO(&w_fds);
+                               FD_SET(fd, &w_fds);
+                               tv.tv_sec = CONNECT_TIMEOUT - wait_time;
+                               tv.tv_usec = 0;
+
+                               ret = select(fd + 1, NULL, &w_fds, NULL, &tv);
+
+                               if (ret > 0) {
+                                       errnosize = sizeof(connect_errno);
+
+                                       ret = getsockopt(fd, SOL_SOCKET,
+                                                       SO_ERROR, &connect_errno, &errnosize);
+
+                                       if (ret >= 0 && connect_errno == 0) {
+                                               /* Connect succeed */
+                                               goto out;
+                                       }
+                               }
+
+                               slept = CONNECT_TIMEOUT;
+                               break;
+                       case EAGAIN:
+                               slept = rand() % 3 + 1;
+                               sleep(slept);
+                               break;
+                       default:
+                               goto error_out;
+               }
+
+       }
+
+  out:
+
+       return fd;
+
+  error_out:
+
+       close(fd);
+       return -1;
+
+       if (connect(fd, (struct sockaddr *)&sunaddr, 
+                   sizeof(sunaddr)) == -1) {
+               close(fd);
+               return -1;
+       }
+        
+       return fd;
+}
+
+/* Connect to winbindd socket */
+
+int winbind_open_pipe_sock(void)
+{
+#ifdef HAVE_UNIXSOCKET
+       static pid_t our_pid;
+       struct winbindd_request request;
+       struct winbindd_response response;
+       ZERO_STRUCT(request);
+       ZERO_STRUCT(response);
+
+       if (our_pid != getpid()) {
+               close_sock();
+               our_pid = getpid();
+       }
+       
+       if (winbindd_fd != -1) {
+               return winbindd_fd;
+       }
+
+       if ((winbindd_fd = winbind_named_pipe_sock(WINBINDD_SOCKET_DIR)) == -1) {
+               return -1;
+       }
+
+       /* version-check the socket */
+
+       if ((winbindd_request(WINBINDD_INTERFACE_VERSION, &request, &response) != NSS_STATUS_SUCCESS) || (response.data.interface_version != WINBIND_INTERFACE_VERSION)) {
+               close_sock();
+               return -1;
+       }
+
+       /* try and get priv pipe */
+
+       if (winbindd_request(WINBINDD_PRIV_PIPE_DIR, &request, &response) == NSS_STATUS_SUCCESS) {
+               int fd;
+               if ((fd = winbind_named_pipe_sock(response.extra_data)) != -1) {
+                       close(winbindd_fd);
+                       winbindd_fd = fd;
+               }
+       }
+
+       SAFE_FREE(response.extra_data);
+
+       return winbindd_fd;
+#else
+       return -1;
+#endif /* HAVE_UNIXSOCKET */
+}
+
+/* Write data to winbindd socket */
+
+int write_sock(void *buffer, int count)
+{
+       int result, nwritten;
+       
+       /* Open connection to winbind daemon */
+       
+ restart:
+       
+       if (winbind_open_pipe_sock() == -1) {
+               return -1;
+       }
+       
+       /* Write data to socket */
+       
+       nwritten = 0;
+       
+       while(nwritten < count) {
+               struct timeval tv;
+               fd_set r_fds;
+               
+               /* Catch pipe close on other end by checking if a read()
+                  call would not block by calling select(). */
+
+               FD_ZERO(&r_fds);
+               FD_SET(winbindd_fd, &r_fds);
+               ZERO_STRUCT(tv);
+               
+               if (select(winbindd_fd + 1, &r_fds, NULL, NULL, &tv) == -1) {
+                       close_sock();
+                       return -1;                   /* Select error */
+               }
+               
+               /* Write should be OK if fd not available for reading */
+               
+               if (!FD_ISSET(winbindd_fd, &r_fds)) {
+                       
+                       /* Do the write */
+                       
+                       result = write(winbindd_fd,
+                                      (char *)buffer + nwritten, 
+                                      count - nwritten);
+                       
+                       if ((result == -1) || (result == 0)) {
+                               
+                               /* Write failed */
+                               
+                               close_sock();
+                               return -1;
+                       }
+                       
+                       nwritten += result;
+                       
+               } else {
+                       
+                       /* Pipe has closed on remote end */
+                       
+                       close_sock();
+                       goto restart;
+               }
+       }
+       
+       return nwritten;
+}
+
+/* Read data from winbindd socket */
+
+static int read_sock(void *buffer, int count)
+{
+       int result = 0, nread = 0;
+       int total_time = 0, selret;
+
+       /* Read data from socket */
+       while(nread < count) {
+               struct timeval tv;
+               fd_set r_fds;
+               
+               /* Catch pipe close on other end by checking if a read()
+                  call would not block by calling select(). */
+
+               FD_ZERO(&r_fds);
+               FD_SET(winbindd_fd, &r_fds);
+               ZERO_STRUCT(tv);
+               /* Wait for 5 seconds for a reply. May need to parameterise this... */
+               tv.tv_sec = 5;
+
+               if ((selret = select(winbindd_fd + 1, &r_fds, NULL, NULL, &tv)) == -1) {
+                       close_sock();
+                       return -1;                   /* Select error */
+               }
+               
+               if (selret == 0) {
+                       /* Not ready for read yet... */
+                       if (total_time >= 30) {
+                               /* Timeout */
+                               close_sock();
+                               return -1;
+                       }
+                       total_time += 5;
+                       continue;
+               }
+
+               if (FD_ISSET(winbindd_fd, &r_fds)) {
+                       
+                       /* Do the Read */
+                       
+                       result = read(winbindd_fd, (char *)buffer + nread, 
+                             count - nread);
+                       
+                       if ((result == -1) || (result == 0)) {
+                               
+                               /* Read failed.  I think the only useful thing we
+                                  can do here is just return -1 and fail since the
+                                  transaction has failed half way through. */
+                       
+                               close_sock();
+                               return -1;
+                       }
+                       
+                       nread += result;
+                       
+               }
+       }
+       
+       return result;
+}
+
+/* Read reply */
+
+int read_reply(struct winbindd_response *response)
+{
+       int result1, result2 = 0;
+
+       if (!response) {
+               return -1;
+       }
+       
+       /* Read fixed length response */
+       
+       if ((result1 = read_sock(response, sizeof(struct winbindd_response)))
+           == -1) {
+               
+               return -1;
+       }
+       
+       /* We actually send the pointer value of the extra_data field from
+          the server.  This has no meaning in the client's address space
+          so we clear it out. */
+
+       response->extra_data = NULL;
+
+       /* Read variable length response */
+       
+       if (response->length > sizeof(struct winbindd_response)) {
+               int extra_data_len = response->length - 
+                       sizeof(struct winbindd_response);
+               
+               /* Mallocate memory for extra data */
+               
+               if (!(response->extra_data = malloc(extra_data_len))) {
+                       return -1;
+               }
+               
+               if ((result2 = read_sock(response->extra_data, extra_data_len))
+                   == -1) {
+                       free_response(response);
+                       return -1;
+               }
+       }
+       
+       /* Return total amount of data read */
+       
+       return result1 + result2;
+}
+
+/* 
+ * send simple types of requests 
+ */
+
+NSS_STATUS winbindd_send_request(int req_type, struct winbindd_request *request)
+{
+       struct winbindd_request lrequest;
+       char *env;
+       int  value;
+       
+       /* Check for our tricky environment variable */
+
+       if ( (env = getenv(WINBINDD_DONT_ENV)) != NULL ) {
+               value = atoi(env);
+               if ( value == 1 )
+                       return NSS_STATUS_NOTFOUND;
+       }
+
+       if (!request) {
+               ZERO_STRUCT(lrequest);
+               request = &lrequest;
+       }
+       
+       /* Fill in request and send down pipe */
+
+       init_request(request, req_type);
+       
+       if (write_sock(request, sizeof(*request)) == -1) {
+               return NSS_STATUS_UNAVAIL;
+       }
+       
+       return NSS_STATUS_SUCCESS;
+}
+
+/*
+ * Get results from winbindd request
+ */
+
+NSS_STATUS winbindd_get_response(struct winbindd_response *response)
+{
+       struct winbindd_response lresponse;
+
+       if (!response) {
+               ZERO_STRUCT(lresponse);
+               response = &lresponse;
+       }
+
+       init_response(response);
+
+       /* Wait for reply */
+       if (read_reply(response) == -1) {
+               return NSS_STATUS_UNAVAIL;
+       }
+
+       /* Throw away extra data if client didn't request it */
+       if (response == &lresponse) {
+               free_response(response);
+       }
+
+       /* Copy reply data from socket */
+       if (response->result != WINBINDD_OK) {
+               return NSS_STATUS_NOTFOUND;
+       }
+       
+       return NSS_STATUS_SUCCESS;
+}
+
+/* Handle simple types of requests */
+
+NSS_STATUS winbindd_request(int req_type, 
+                           struct winbindd_request *request,
+                           struct winbindd_response *response)
+{
+       NSS_STATUS status;
+
+       status = winbindd_send_request(req_type, request);
+       if (status != NSS_STATUS_SUCCESS) 
+               return(status);
+       return winbindd_get_response(response);
+}
+
+/*************************************************************************
+ A couple of simple functions to disable winbindd lookups and re-
+ enable them
+ ************************************************************************/
+/* Use putenv() instead of setenv() in these functions as not all
+   environments have the latter. */
+
+BOOL winbind_off( void )
+{
+       static char *s = WINBINDD_DONT_ENV "=1";
+
+       return putenv(s) != -1;
+}
+
+BOOL winbind_on( void )
+{
+       static char *s = WINBINDD_DONT_ENV "=0";
+
+       return putenv(s) != -1;
+}
diff --git a/source/nsswitch/winbind_client.h b/source/nsswitch/winbind_client.h
new file mode 100644 (file)
index 0000000..373d568
--- /dev/null
@@ -0,0 +1,16 @@
+#include "nsswitch/winbind_nss_config.h"
+#include "nsswitch/winbindd_nss.h"
+
+void init_request(struct winbindd_request *req,int rq_type);
+NSS_STATUS winbindd_send_request(int req_type,
+                                struct winbindd_request *request);
+NSS_STATUS winbindd_get_response(struct winbindd_response *response);
+NSS_STATUS winbindd_request(int req_type, 
+                           struct winbindd_request *request,
+                           struct winbindd_response *response);
+int winbind_open_pipe_sock(void);
+int write_sock(void *buffer, int count);
+int read_reply(struct winbindd_response *response);
+void close_sock(void);
+void free_response(struct winbindd_response *response);
+
diff --git a/source/nsswitch/winbind_nss.h b/source/nsswitch/winbind_nss.h
new file mode 100644 (file)
index 0000000..5416ae2
--- /dev/null
@@ -0,0 +1,71 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   A common place to work out how to define NSS_STATUS on various
+   platforms.
+
+   Copyright (C) Tim Potter 2000
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#ifndef _NSSWITCH_NSS_H
+#define _NSSWITCH_NSS_H
+
+#ifdef HAVE_NSS_COMMON_H
+
+/* 
+ * Sun Solaris 
+ */
+
+#include "nsswitch/winbind_nss_solaris.h"
+
+#elif HAVE_NSS_H
+
+/*
+ * Linux (glibc)
+ */
+
+#include <nss.h>
+typedef enum nss_status NSS_STATUS;
+
+#elif HAVE_NS_API_H
+
+/*
+ * SGI IRIX 
+ */
+
+#include "nsswitch/winbind_nss_irix.h"
+
+#elif defined(HPUX) && defined(HAVE_NSSWITCH_H)
+
+/* HP-UX 11 */
+
+#include "nsswitch/winbind_nss_hpux.h"
+
+#else /* Nothing's defined. Neither gnu nor sun nor hp */
+
+typedef enum
+{
+  NSS_STATUS_SUCCESS=0,
+  NSS_STATUS_NOTFOUND=1,
+  NSS_STATUS_UNAVAIL=2,
+  NSS_STATUS_TRYAGAIN=3
+} NSS_STATUS;
+
+#endif
+
+#endif /* _NSSWITCH_NSS_H */
diff --git a/source/nsswitch/winbind_nss_config.h b/source/nsswitch/winbind_nss_config.h
new file mode 100644 (file)
index 0000000..77d1dbe
--- /dev/null
@@ -0,0 +1,142 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Winbind daemon for ntdom nss module
+
+   Copyright (C) Tim Potter 2000
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#ifndef _WINBIND_NSS_CONFIG_H
+#define _WINBIND_NSS_CONFIG_H
+
+/* Include header files from data in config.h file */
+
+#ifndef NO_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
+#endif
+
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+
+#ifdef HAVE_UNIXSOCKET
+#include <sys/un.h>
+#endif
+
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+
+#ifdef HAVE_GRP_H
+#include <grp.h>
+#endif
+
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#else
+#ifdef HAVE_SYS_FCNTL_H
+#include <sys/fcntl.h>
+#endif
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <pwd.h>
+#include "nsswitch/winbind_nss.h"
+
+/* I'm trying really hard not to include anything from smb.h with the
+   result of some silly looking redeclaration of structures. */
+
+#ifndef _PSTRING
+#define _PSTRING
+#define PSTRING_LEN 1024
+#define FSTRING_LEN 256
+typedef char pstring[PSTRING_LEN];
+typedef char fstring[FSTRING_LEN];
+#endif
+
+#ifndef _BOOL
+#define _BOOL                  /* So we don't typedef BOOL again in vfs.h */
+#define False (0)
+#define True (1)
+#define Auto (2)
+typedef int BOOL;
+#endif
+
+#if !defined(uint32)
+#if (SIZEOF_INT == 4)
+#define uint32 unsigned int
+#elif (SIZEOF_LONG == 4)
+#define uint32 unsigned long
+#elif (SIZEOF_SHORT == 4)
+#define uint32 unsigned short
+#endif
+#endif
+
+#if !defined(uint16)
+#if (SIZEOF_SHORT == 4)
+#define uint16 __ERROR___CANNOT_DETERMINE_TYPE_FOR_INT16;
+#else /* SIZEOF_SHORT != 4 */
+#define uint16 unsigned short
+#endif /* SIZEOF_SHORT != 4 */
+#endif
+
+#ifndef uint8
+#define uint8 unsigned char
+#endif
+
+/* zero a structure */
+#ifndef ZERO_STRUCT
+#define ZERO_STRUCT(x) memset((char *)&(x), 0, sizeof(x))
+#endif
+
+/* zero a structure given a pointer to the structure */
+#ifndef ZERO_STRUCTP
+#define ZERO_STRUCTP(x) { if ((x) != NULL) memset((char *)(x), 0, sizeof(*(x))); }
+#endif
+
+/* Some systems (SCO) treat UNIX domain sockets as FIFOs */
+
+#ifndef S_IFSOCK
+#define S_IFSOCK S_IFIFO
+#endif
+
+#ifndef S_ISSOCK
+#define S_ISSOCK(mode)  ((mode & S_IFSOCK) == S_IFSOCK)
+#endif
+
+#endif
diff --git a/source/nsswitch/winbind_nss_hpux.h b/source/nsswitch/winbind_nss_hpux.h
new file mode 100644 (file)
index 0000000..d2a5057
--- /dev/null
@@ -0,0 +1,139 @@
+/*
+   Unix SMB/CIFS implementation.
+   Donated by HP to enable Winbindd to build on HPUX 11.x.
+   Copyright (C) Jeremy Allison 2002.
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   This 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
+   Library General Public License for more details.
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.
+*/
+
+#ifndef _WINBIND_NSS_HPUX_H
+#define _WINBIND_NSS_HPUX_H
+
+#include <nsswitch.h>
+
+#define NSS_STATUS_SUCCESS     NSS_SUCCESS
+#define NSS_STATUS_NOTFOUND    NSS_NOTFOUND
+#define NSS_STATUS_UNAVAIL     NSS_UNAVAIL
+#define NSS_STATUS_TRYAGAIN    NSS_TRYAGAIN
+
+#ifdef HAVE_SYNCH_H
+#include <synch.h>
+#endif
+#ifdef HAVE_PTHREAD_H
+#include <pthread.h>
+#endif
+typedef enum {
+       NSS_SUCCESS,
+       NSS_NOTFOUND,
+       NSS_UNAVAIL,
+       NSS_TRYAGAIN
+} nss_status_t;
+typedef nss_status_t NSS_STATUS;
+
+struct nss_backend;
+typedef nss_status_t (*nss_backend_op_t)(struct nss_backend *, void *args);
+struct nss_backend {
+       nss_backend_op_t *ops;
+       int n_ops;
+};
+typedef struct nss_backend nss_backend_t;
+typedef int nss_dbop_t;
+
+#include <errno.h>
+#include <netdb.h>
+#include <limits.h>
+#ifndef NSS_INCLUDE_UNSAFE
+#define NSS_INCLUDE_UNSAFE      1       /* Build old, MT-unsafe interfaces, */
+#endif  /* NSS_INCLUDE_UNSAFE */
+enum nss_netgr_argn {
+       NSS_NETGR_MACHINE,
+       NSS_NETGR_USER,
+       NSS_NETGR_DOMAIN,
+       NSS_NETGR_N
+};
+enum nss_netgr_status {
+       NSS_NETGR_FOUND,
+       NSS_NETGR_NO,
+       NSS_NETGR_NOMEM
+};
+typedef unsigned nss_innetgr_argc;
+typedef char **nss_innetgr_argv;
+struct nss_innetgr_1arg {
+       nss_innetgr_argc argc;
+       nss_innetgr_argv argv;
+};
+typedef struct {
+       void *result;        /* "result" parameter to getXbyY_r() */
+       char *buffer;        /* "buffer"     "             "      */
+       int buflen;         /* "buflen"     "             "      */
+} nss_XbyY_buf_t;
+extern nss_XbyY_buf_t *_nss_XbyY_buf_alloc(int struct_size, int buffer_size);
+extern void _nss_XbyY_buf_free(nss_XbyY_buf_t *);
+union nss_XbyY_key {
+       uid_t uid;
+       gid_t gid;
+       const char *name;
+       int number;
+       struct {
+               long net;
+               int type;
+       } netaddr;
+       struct {
+               const char *addr;
+               int len;
+               int type;
+       } hostaddr;
+       struct {
+               union {
+                       const char *name;
+                       int port;
+               } serv;
+               const char *proto;
+       } serv;
+       void *ether;
+};
+typedef struct nss_XbyY_args {
+       nss_XbyY_buf_t  buf;
+       int stayopen;
+       /*
+        * Support for setXXXent(stayopen)
+        * Used only in hosts, protocols,
+        * networks, rpc, and services.
+        */
+       int (*str2ent)(const char *instr, int instr_len, void *ent, char *buffer, int buflen);
+       union nss_XbyY_key key;
+       void *returnval;
+       int erange;
+       int h_errno;
+       nss_status_t status;
+} nss_XbyY_args_t;
+#endif /* _WINBIND_NSS_HPUX_H */
diff --git a/source/nsswitch/winbind_nss_irix.h b/source/nsswitch/winbind_nss_irix.h
new file mode 100644 (file)
index 0000000..7878abb
--- /dev/null
@@ -0,0 +1,48 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Winbind daemon for ntdom nss module
+
+   Copyright (C) Tim Potter 2000
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#ifndef _WINBIND_NSS_IRIX_H
+#define _WINBIND_NSS_IRIX_H
+
+/* following required to prevent warnings of double definition
+ * of datum from ns_api.h
+*/
+#ifdef DATUM
+#define _DATUM_DEFINED
+#endif
+
+#include <ns_api.h>
+
+typedef enum
+{
+  NSS_STATUS_SUCCESS=NS_SUCCESS,
+  NSS_STATUS_NOTFOUND=NS_NOTFOUND,
+  NSS_STATUS_UNAVAIL=NS_UNAVAIL,
+  NSS_STATUS_TRYAGAIN=NS_TRYAGAIN
+} NSS_STATUS;
+
+#define NSD_MEM_STATIC 0
+#define NSD_MEM_VOLATILE 1
+#define NSD_MEM_DYNAMIC 2
+
+#endif /* _WINBIND_NSS_IRIX_H */
diff --git a/source/nsswitch/winbind_nss_linux.h b/source/nsswitch/winbind_nss_linux.h
new file mode 100644 (file)
index 0000000..1c7e830
--- /dev/null
@@ -0,0 +1,35 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Winbind daemon for ntdom nss module
+
+   Copyright (C) Tim Potter 2000
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#ifndef _WINBIND_NSS_LINUX_H
+#define _WINBIND_NSS_LINUX_H
+
+#if HAVE_NSS_H
+
+#include <nss.h>
+
+typedef enum nss_status NSS_STATUS;
+
+#endif /* HAVE_NSS_H */
+
+#endif /* _WINBIND_NSS_LINUX_H */
diff --git a/source/nsswitch/winbind_nss_solaris.h b/source/nsswitch/winbind_nss_solaris.h
new file mode 100644 (file)
index 0000000..567de41
--- /dev/null
@@ -0,0 +1,61 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Winbind daemon for ntdom nss module
+
+   Copyright (C) Tim Potter 2000
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#ifndef _WINBIND_NSS_SOLARIS_H
+#define _WINBIND_NSS_SOLARIS_H
+
+#include <nss_common.h>
+#include <nss_dbdefs.h>
+#include <nsswitch.h>
+
+typedef nss_status_t NSS_STATUS;
+
+#define NSS_STATUS_SUCCESS     NSS_SUCCESS
+#define NSS_STATUS_NOTFOUND    NSS_NOTFOUND
+#define NSS_STATUS_UNAVAIL     NSS_UNAVAIL
+#define NSS_STATUS_TRYAGAIN    NSS_TRYAGAIN
+
+/* The solaris winbind is implemented as a wrapper around the linux
+   version. */
+
+NSS_STATUS _nss_winbind_setpwent(void);
+NSS_STATUS _nss_winbind_endpwent(void);
+NSS_STATUS _nss_winbind_getpwent_r(struct passwd* result, char* buffer,
+                                  size_t buflen, int* errnop);
+NSS_STATUS _nss_winbind_getpwuid_r(uid_t, struct passwd*, char* buffer,
+                                  size_t buflen, int* errnop);
+NSS_STATUS _nss_winbind_getpwnam_r(const char* name, struct passwd* result,
+                                  char* buffer, size_t buflen, int* errnop);
+
+NSS_STATUS _nss_winbind_setgrent(void);
+NSS_STATUS _nss_winbind_endgrent(void);
+NSS_STATUS _nss_winbind_getgrent_r(struct group* result, char* buffer,
+                                  size_t buflen, int* errnop);
+NSS_STATUS _nss_winbind_getgrnam_r(const char *name,
+                                  struct group *result, char *buffer,
+                                  size_t buflen, int *errnop);
+NSS_STATUS _nss_winbind_getgrgid_r(gid_t gid,
+                                  struct group *result, char *buffer,
+                                  size_t buflen, int *errnop);
+
+#endif /* _WINBIND_NSS_SOLARIS_H */
diff --git a/source/nsswitch/winbindd_nss.h b/source/nsswitch/winbindd_nss.h
new file mode 100644 (file)
index 0000000..9a99bad
--- /dev/null
@@ -0,0 +1,291 @@
+/* 
+   Unix SMB/CIFS implementation.
+
+   Winbind daemon for ntdom nss module
+
+   Copyright (C) Tim Potter 2000
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA  02111-1307, USA.   
+*/
+
+#ifndef SAFE_FREE
+#define SAFE_FREE(x) do { if(x) {free(x); x=NULL;} } while(0)
+#endif
+
+#ifndef _WINBINDD_NTDOM_H
+#define _WINBINDD_NTDOM_H
+
+#define WINBINDD_SOCKET_NAME "pipe"            /* Name of PF_UNIX socket */
+#define WINBINDD_SOCKET_DIR  "/tmp/.winbindd"  /* Name of PF_UNIX dir */
+#define WINBINDD_PRIV_SOCKET_SUBDIR "winbindd_privileged" /* name of subdirectory of lp_lockdir() to hold the 'privileged' pipe */
+#define WINBINDD_DOMAIN_ENV  "WINBINDD_DOMAIN" /* Environment variables */
+#define WINBINDD_DONT_ENV    "_NO_WINBINDD"
+
+/* Update this when you change the interface.  */
+
+#define WINBIND_INTERFACE_VERSION 10
+
+/* Socket commands */
+
+enum winbindd_cmd {
+
+       WINBINDD_INTERFACE_VERSION,    /* Always a well known value */
+
+       /* Get users and groups */
+
+       WINBINDD_GETPWNAM,
+       WINBINDD_GETPWUID,
+       WINBINDD_GETGRNAM,
+       WINBINDD_GETGRGID,
+       WINBINDD_GETGROUPS,
+
+       /* Enumerate users and groups */
+
+       WINBINDD_SETPWENT,
+       WINBINDD_ENDPWENT,
+       WINBINDD_GETPWENT,
+       WINBINDD_SETGRENT,
+       WINBINDD_ENDGRENT,
+       WINBINDD_GETGRENT,
+
+       /* PAM authenticate and password change */
+
+       WINBINDD_PAM_AUTH,
+       WINBINDD_PAM_AUTH_CRAP,
+       WINBINDD_PAM_CHAUTHTOK,
+
+       /* List various things */
+
+       WINBINDD_LIST_USERS,         /* List w/o rid->id mapping */
+       WINBINDD_LIST_GROUPS,        /* Ditto */
+       WINBINDD_LIST_TRUSTDOM,
+
+       /* SID conversion */
+
+       WINBINDD_LOOKUPSID,
+       WINBINDD_LOOKUPNAME,
+
+       /* Lookup functions */
+
+       WINBINDD_SID_TO_UID,       
+       WINBINDD_SID_TO_GID,
+       WINBINDD_UID_TO_SID,
+       WINBINDD_GID_TO_SID,
+       WINBINDD_ALLOCATE_RID,
+
+       /* Miscellaneous other stuff */
+
+       WINBINDD_CHECK_MACHACC,     /* Check machine account pw works */
+       WINBINDD_PING,              /* Just tell me winbind is running */
+       WINBINDD_INFO,              /* Various bit of info.  Currently just tidbits */
+       WINBINDD_DOMAIN_NAME,       /* The domain this winbind server is a member of (lp_workgroup()) */
+
+       WINBINDD_DOMAIN_INFO,   /* Most of what we know from
+                                  struct winbindd_domain */
+
+       WINBINDD_SHOW_SEQUENCE, /* display sequence numbers of domains */
+
+       /* WINS commands */
+
+       WINBINDD_WINS_BYIP,
+       WINBINDD_WINS_BYNAME,
+
+       /* account management commands */
+
+       WINBINDD_CREATE_USER,
+       WINBINDD_CREATE_GROUP,
+       WINBINDD_ADD_USER_TO_GROUP,
+       WINBINDD_REMOVE_USER_FROM_GROUP,
+       WINBINDD_SET_USER_PRIMARY_GROUP,
+       WINBINDD_DELETE_USER,
+       WINBINDD_DELETE_GROUP,
+       
+       /* this is like GETGRENT but gives an empty group list */
+       WINBINDD_GETGRLST,
+
+       WINBINDD_NETBIOS_NAME,       /* The netbios name of the server */
+
+       /* find the location of our privileged pipe */
+       WINBINDD_PRIV_PIPE_DIR,
+
+       /* return a list of group sids for a user sid */
+       WINBINDD_GETUSERSIDS,   
+
+       /* Placeholder for end of cmd list */
+       WINBINDD_NUM_CMDS
+};
+
+typedef struct winbindd_pw {
+       fstring pw_name;
+       fstring pw_passwd;
+       uid_t pw_uid;
+       gid_t pw_gid;
+       fstring pw_gecos;
+       fstring pw_dir;
+       fstring pw_shell;
+} WINBINDD_PW;
+
+
+typedef struct winbindd_gr {
+       fstring gr_name;
+       fstring gr_passwd;
+       gid_t gr_gid;
+       int num_gr_mem;
+       int gr_mem_ofs;   /* offset to group membership */
+       char **gr_mem;
+} WINBINDD_GR;
+
+
+#define WBFLAG_PAM_INFO3_NDR           0x0001
+#define WBFLAG_PAM_INFO3_TEXT          0x0002
+#define WBFLAG_PAM_USER_SESSION_KEY     0x0004
+#define WBFLAG_PAM_LMKEY               0x0008
+#define WBFLAG_PAM_CONTACT_TRUSTDOM    0x0010
+#define WBFLAG_QUERY_ONLY              0x0020
+#define WBFLAG_ALLOCATE_RID            0x0040
+#define WBFLAG_PAM_UNIX_NAME            0x0080
+#define WBFLAG_PAM_AFS_TOKEN            0x0100
+#define WBFLAG_PAM_NT_STATUS_SQUASH     0x0200
+
+/* Winbind request structure */
+
+struct winbindd_request {
+       uint32 length;
+       enum winbindd_cmd cmd;   /* Winbindd command to execute */
+       pid_t pid;               /* pid of calling process */
+       uint32 flags;            /* flags relavant to a given request */
+       fstring domain_name;    /* name of domain for which the request applies */
+
+       union {
+               fstring winsreq;     /* WINS request */
+               fstring username;    /* getpwnam */
+               fstring groupname;   /* getgrnam */
+               uid_t uid;           /* getpwuid, uid_to_sid */
+               gid_t gid;           /* getgrgid, gid_to_sid */
+               struct {
+                       /* We deliberatedly don't split into domain/user to
+                           avoid having the client know what the separator
+                           character is. */    
+                       fstring user;
+                       fstring pass;
+                       fstring require_membership_of_sid;
+               } auth;              /* pam_winbind auth module */
+                struct {
+                        unsigned char chal[8];
+                        fstring user;
+                        fstring domain;
+                        fstring lm_resp;
+                        uint16 lm_resp_len;
+                        fstring nt_resp;
+                        uint16 nt_resp_len;
+                       fstring workstation;
+                       fstring require_membership_of_sid;
+                } auth_crap;
+                struct {
+                    fstring user;
+                    fstring oldpass;
+                    fstring newpass;
+                } chauthtok;         /* pam_winbind passwd module */
+               fstring sid;         /* lookupsid, sid_to_[ug]id */
+               struct {
+                       fstring dom_name;       /* lookupname */
+                       fstring name;       
+               } name;
+               uint32 num_entries;  /* getpwent, getgrent */
+               struct {
+                       fstring username;
+                       fstring groupname;
+               } acct_mgt;
+       } data;
+       char null_term;
+};
+
+/* Response values */
+
+enum winbindd_result {
+       WINBINDD_ERROR,
+       WINBINDD_OK
+};
+
+/* Winbind response structure */
+
+struct winbindd_response {
+    
+       /* Header information */
+
+       uint32 length;                        /* Length of response */
+       enum winbindd_result result;          /* Result code */
+
+       /* Fixed length return data */
+       
+       union {
+               int interface_version;  /* Try to ensure this is always in the same spot... */
+               
+               fstring winsresp;               /* WINS response */
+
+               /* getpwnam, getpwuid */
+               
+               struct winbindd_pw pw;
+
+               /* getgrnam, getgrgid */
+
+               struct winbindd_gr gr;
+
+               uint32 num_entries; /* getpwent, getgrent */
+               struct winbindd_sid {
+                       fstring sid;        /* lookupname, [ug]id_to_sid */
+                       int type;
+               } sid;
+               struct winbindd_name {
+                       fstring dom_name;       /* lookupsid */
+                       fstring name;       
+                       int type;
+               } name;
+               uid_t uid;          /* sid_to_uid */
+               gid_t gid;          /* sid_to_gid */
+               struct winbindd_info {
+                       char winbind_separator;
+                       fstring samba_version;
+               } info;
+               fstring domain_name;
+               fstring netbios_name;
+
+               struct auth_reply {
+                       uint32 nt_status;
+                       fstring nt_status_string;
+                       fstring error_string;
+                       int pam_error;
+                       char user_session_key[16];
+                       char first_8_lm_hash[8];
+               } auth;
+               uint32 rid;     /* create user or group or allocate rid */
+               struct {
+                       fstring name;
+                       fstring alt_name;
+                       fstring sid;
+                       BOOL native_mode;
+                       BOOL active_directory;
+                       BOOL primary;
+                       uint32 sequence_number;
+               } domain_info;
+       } data;
+
+       /* Variable length return data */
+
+       void *extra_data;               /* getgrnam, getgrgid, getgrent */
+};
+
+#endif