diff options
Diffstat (limited to 'source3/nsswitch/libwbclient/wbc_pwd.c')
| -rw-r--r-- | source3/nsswitch/libwbclient/wbc_pwd.c | 571 |
1 files changed, 0 insertions, 571 deletions
diff --git a/source3/nsswitch/libwbclient/wbc_pwd.c b/source3/nsswitch/libwbclient/wbc_pwd.c deleted file mode 100644 index cd945996c8..0000000000 --- a/source3/nsswitch/libwbclient/wbc_pwd.c +++ /dev/null @@ -1,571 +0,0 @@ -/* - Unix SMB/CIFS implementation. - - Winbind client API - - Copyright (C) Gerald (Jerry) Carter 2007 - - - This 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 3 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 Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -/* Required Headers */ - -#include "libwbclient.h" - -/** @brief The maximum number of pwent structs to get from winbindd - * - */ -#define MAX_GETPWENT_USERS 500 - -/** @brief The maximum number of grent structs to get from winbindd - * - */ -#define MAX_GETGRENT_GROUPS 500 - -/** - * - **/ - -static struct passwd *copy_passwd_entry(struct winbindd_pw *p) -{ - struct passwd *pwd = NULL; - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - - pwd = talloc(NULL, struct passwd); - BAIL_ON_PTR_ERROR(pwd, wbc_status); - - pwd->pw_name = talloc_strdup(pwd,p->pw_name); - BAIL_ON_PTR_ERROR(pwd->pw_name, wbc_status); - - pwd->pw_passwd = talloc_strdup(pwd, p->pw_passwd); - BAIL_ON_PTR_ERROR(pwd->pw_passwd, wbc_status); - - pwd->pw_gecos = talloc_strdup(pwd, p->pw_gecos); - BAIL_ON_PTR_ERROR(pwd->pw_gecos, wbc_status); - - pwd->pw_shell = talloc_strdup(pwd, p->pw_shell); - BAIL_ON_PTR_ERROR(pwd->pw_shell, wbc_status); - - pwd->pw_dir = talloc_strdup(pwd, p->pw_dir); - BAIL_ON_PTR_ERROR(pwd->pw_dir, wbc_status); - - pwd->pw_uid = p->pw_uid; - pwd->pw_gid = p->pw_gid; - -done: - if (!WBC_ERROR_IS_OK(wbc_status)) { - talloc_free(pwd); - pwd = NULL; - } - - return pwd; -} - -/** - * - **/ - -static struct group *copy_group_entry(struct winbindd_gr *g, - char *mem_buf) -{ - struct group *grp = NULL; - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - int i; - char *mem_p, *mem_q; - - grp = talloc(NULL, struct group); - BAIL_ON_PTR_ERROR(grp, wbc_status); - - grp->gr_name = talloc_strdup(grp, g->gr_name); - BAIL_ON_PTR_ERROR(grp->gr_name, wbc_status); - - grp->gr_passwd = talloc_strdup(grp, g->gr_passwd); - BAIL_ON_PTR_ERROR(grp->gr_passwd, wbc_status); - - grp->gr_gid = g->gr_gid; - - grp->gr_mem = talloc_array(grp, char*, g->num_gr_mem+1); - - mem_p = mem_q = mem_buf; - for (i=0; i<g->num_gr_mem && mem_p; i++) { - if ((mem_q = strchr(mem_p, ',')) != NULL) { - *mem_q = '\0'; - } - - grp->gr_mem[i] = talloc_strdup(grp, mem_p); - BAIL_ON_PTR_ERROR(grp->gr_mem[i], wbc_status); - - if (mem_q == NULL) { - i += 1; - break; - } - mem_p = mem_q + 1; - } - grp->gr_mem[i] = NULL; - - wbc_status = WBC_ERR_SUCCESS; - -done: - if (!WBC_ERROR_IS_OK(wbc_status)) { - talloc_free(grp); - grp = NULL; - } - - return grp; -} - -/* Fill in a struct passwd* for a domain user based on username */ -wbcErr wbcGetpwnam(const char *name, struct passwd **pwd) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_response response; - - if (!name || !pwd) { - wbc_status = WBC_ERR_INVALID_PARAM; - BAIL_ON_WBC_ERROR(wbc_status); - } - - /* Initialize request */ - - ZERO_STRUCT(request); - ZERO_STRUCT(response); - - /* dst is already null terminated from the memset above */ - - strncpy(request.data.username, name, sizeof(request.data.username)-1); - - wbc_status = wbcRequestResponse(WINBINDD_GETPWNAM, - &request, - &response); - BAIL_ON_WBC_ERROR(wbc_status); - - *pwd = copy_passwd_entry(&response.data.pw); - BAIL_ON_PTR_ERROR(*pwd, wbc_status); - - done: - return wbc_status; -} - -/* Fill in a struct passwd* for a domain user based on uid */ -wbcErr wbcGetpwuid(uid_t uid, struct passwd **pwd) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_response response; - - if (!pwd) { - wbc_status = WBC_ERR_INVALID_PARAM; - BAIL_ON_WBC_ERROR(wbc_status); - } - - /* Initialize request */ - - ZERO_STRUCT(request); - ZERO_STRUCT(response); - - request.data.uid = uid; - - wbc_status = wbcRequestResponse(WINBINDD_GETPWUID, - &request, - &response); - BAIL_ON_WBC_ERROR(wbc_status); - - *pwd = copy_passwd_entry(&response.data.pw); - BAIL_ON_PTR_ERROR(*pwd, wbc_status); - - done: - return wbc_status; -} - -/* Fill in a struct passwd* for a domain user based on username */ -wbcErr wbcGetgrnam(const char *name, struct group **grp) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_response response; - - /* Initialize request */ - - ZERO_STRUCT(request); - ZERO_STRUCT(response); - - if (!name || !grp) { - wbc_status = WBC_ERR_INVALID_PARAM; - BAIL_ON_WBC_ERROR(wbc_status); - } - - /* dst is already null terminated from the memset above */ - - strncpy(request.data.groupname, name, sizeof(request.data.groupname)-1); - - wbc_status = wbcRequestResponse(WINBINDD_GETGRNAM, - &request, - &response); - BAIL_ON_WBC_ERROR(wbc_status); - - *grp = copy_group_entry(&response.data.gr, - (char*)response.extra_data.data); - BAIL_ON_PTR_ERROR(*grp, wbc_status); - - done: - if (response.extra_data.data) - free(response.extra_data.data); - - return wbc_status; -} - -/* Fill in a struct passwd* for a domain user based on uid */ -wbcErr wbcGetgrgid(gid_t gid, struct group **grp) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_response response; - - /* Initialize request */ - - ZERO_STRUCT(request); - ZERO_STRUCT(response); - - if (!grp) { - wbc_status = WBC_ERR_INVALID_PARAM; - BAIL_ON_WBC_ERROR(wbc_status); - } - - request.data.gid = gid; - - wbc_status = wbcRequestResponse(WINBINDD_GETGRGID, - &request, - &response); - BAIL_ON_WBC_ERROR(wbc_status); - - *grp = copy_group_entry(&response.data.gr, - (char*)response.extra_data.data); - BAIL_ON_PTR_ERROR(*grp, wbc_status); - - done: - if (response.extra_data.data) - free(response.extra_data.data); - - return wbc_status; -} - -/** @brief Number of cached passwd structs - * - */ -static uint32_t pw_cache_size; - -/** @brief Position of the pwent context - * - */ -static uint32_t pw_cache_idx; - -/** @brief Winbindd response containing the passwd structs - * - */ -static struct winbindd_response pw_response; - -/* Reset the passwd iterator */ -wbcErr wbcSetpwent(void) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - - if (pw_cache_size > 0) { - pw_cache_idx = pw_cache_size = 0; - if (pw_response.extra_data.data) { - free(pw_response.extra_data.data); - } - } - - ZERO_STRUCT(pw_response); - - wbc_status = wbcRequestResponse(WINBINDD_SETPWENT, - NULL, NULL); - BAIL_ON_WBC_ERROR(wbc_status); - - done: - return wbc_status; -} - -/* Close the passwd iterator */ -wbcErr wbcEndpwent(void) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - - if (pw_cache_size > 0) { - pw_cache_idx = pw_cache_size = 0; - if (pw_response.extra_data.data) { - free(pw_response.extra_data.data); - } - } - - wbc_status = wbcRequestResponse(WINBINDD_ENDPWENT, - NULL, NULL); - BAIL_ON_WBC_ERROR(wbc_status); - - done: - return wbc_status; -} - -/* Return the next struct passwd* entry from the pwent iterator */ -wbcErr wbcGetpwent(struct passwd **pwd) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_pw *wb_pw; - - /* If there's a cached result, return that. */ - if (pw_cache_idx < pw_cache_size) { - goto return_result; - } - - /* Otherwise, query winbindd for some entries. */ - - pw_cache_idx = 0; - - if (pw_response.extra_data.data) { - free(pw_response.extra_data.data); - ZERO_STRUCT(pw_response); - } - - ZERO_STRUCT(request); - request.data.num_entries = MAX_GETPWENT_USERS; - - wbc_status = wbcRequestResponse(WINBINDD_GETPWENT, &request, - &pw_response); - - BAIL_ON_WBC_ERROR(wbc_status); - - pw_cache_size = pw_response.data.num_entries; - -return_result: - - wb_pw = (struct winbindd_pw *) pw_response.extra_data.data; - - *pwd = copy_passwd_entry(&wb_pw[pw_cache_idx]); - - BAIL_ON_PTR_ERROR(*pwd, wbc_status); - - pw_cache_idx++; - -done: - return wbc_status; -} - -/** @brief Number of cached group structs - * - */ -static uint32_t gr_cache_size; - -/** @brief Position of the grent context - * - */ -static uint32_t gr_cache_idx; - -/** @brief Winbindd response containing the group structs - * - */ -static struct winbindd_response gr_response; - -/* Reset the group iterator */ -wbcErr wbcSetgrent(void) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - - if (gr_cache_size > 0) { - gr_cache_idx = gr_cache_size = 0; - if (gr_response.extra_data.data) { - free(gr_response.extra_data.data); - } - } - - ZERO_STRUCT(gr_response); - - wbc_status = wbcRequestResponse(WINBINDD_SETGRENT, - NULL, NULL); - BAIL_ON_WBC_ERROR(wbc_status); - - done: - return wbc_status; -} - -/* Close the group iterator */ -wbcErr wbcEndgrent(void) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - - if (gr_cache_size > 0) { - gr_cache_idx = gr_cache_size = 0; - if (gr_response.extra_data.data) { - free(gr_response.extra_data.data); - } - } - - wbc_status = wbcRequestResponse(WINBINDD_ENDGRENT, - NULL, NULL); - BAIL_ON_WBC_ERROR(wbc_status); - - done: - return wbc_status; -} - -/* Return the next struct group* entry from the pwent iterator */ -wbcErr wbcGetgrent(struct group **grp) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_gr *wb_gr; - uint32_t mem_ofs; - - /* If there's a cached result, return that. */ - if (gr_cache_idx < gr_cache_size) { - goto return_result; - } - - /* Otherwise, query winbindd for some entries. */ - - gr_cache_idx = 0; - - if (gr_response.extra_data.data) { - free(gr_response.extra_data.data); - ZERO_STRUCT(gr_response); - } - - ZERO_STRUCT(request); - request.data.num_entries = MAX_GETGRENT_GROUPS; - - wbc_status = wbcRequestResponse(WINBINDD_GETGRENT, &request, - &gr_response); - - BAIL_ON_WBC_ERROR(wbc_status); - - gr_cache_size = gr_response.data.num_entries; - -return_result: - - wb_gr = (struct winbindd_gr *) gr_response.extra_data.data; - - mem_ofs = wb_gr[gr_cache_idx].gr_mem_ofs + - gr_cache_size * sizeof(struct winbindd_gr); - - *grp = copy_group_entry(&wb_gr[gr_cache_idx], - ((char *)gr_response.extra_data.data)+mem_ofs); - - BAIL_ON_PTR_ERROR(*grp, wbc_status); - - gr_cache_idx++; - -done: - return wbc_status; -} - -/* Return the next struct group* entry from the pwent iterator */ -wbcErr wbcGetgrlist(struct group **grp) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_gr *wb_gr; - - /* If there's a cached result, return that. */ - if (gr_cache_idx < gr_cache_size) { - goto return_result; - } - - /* Otherwise, query winbindd for some entries. */ - - gr_cache_idx = 0; - - if (gr_response.extra_data.data) { - free(gr_response.extra_data.data); - ZERO_STRUCT(gr_response); - } - - ZERO_STRUCT(request); - request.data.num_entries = MAX_GETGRENT_GROUPS; - - wbc_status = wbcRequestResponse(WINBINDD_GETGRLST, &request, - &gr_response); - - BAIL_ON_WBC_ERROR(wbc_status); - - gr_cache_size = gr_response.data.num_entries; - -return_result: - - wb_gr = (struct winbindd_gr *) gr_response.extra_data.data; - - *grp = copy_group_entry(&wb_gr[gr_cache_idx], NULL); - - BAIL_ON_PTR_ERROR(*grp, wbc_status); - - gr_cache_idx++; - -done: - return wbc_status; -} - -/* Return the unix group array belonging to the given user */ -wbcErr wbcGetGroups(const char *account, - uint32_t *num_groups, - gid_t **_groups) -{ - wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; - struct winbindd_request request; - struct winbindd_response response; - uint32_t i; - gid_t *groups = NULL; - - /* Initialize request */ - - ZERO_STRUCT(request); - ZERO_STRUCT(response); - - if (!account) { - wbc_status = WBC_ERR_INVALID_PARAM; - BAIL_ON_WBC_ERROR(wbc_status); - } - - /* Send request */ - - strncpy(request.data.username, account, sizeof(request.data.username)-1); - - wbc_status = wbcRequestResponse(WINBINDD_GETGROUPS, - &request, - &response); - BAIL_ON_WBC_ERROR(wbc_status); - - groups = talloc_array(NULL, gid_t, response.data.num_entries); - BAIL_ON_PTR_ERROR(groups, wbc_status); - - for (i = 0; i < response.data.num_entries; i++) { - groups[i] = ((gid_t *)response.extra_data.data)[i]; - } - - *num_groups = response.data.num_entries; - *_groups = groups; - groups = NULL; - - wbc_status = WBC_ERR_SUCCESS; - - done: - if (response.extra_data.data) { - free(response.extra_data.data); - } - if (groups) { - talloc_free(groups); - } - - return wbc_status; -} |