diff options
Diffstat (limited to 'source3/nsswitch/libwbclient/wbc_idmap.c')
| -rw-r--r-- | source3/nsswitch/libwbclient/wbc_idmap.c | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/source3/nsswitch/libwbclient/wbc_idmap.c b/source3/nsswitch/libwbclient/wbc_idmap.c new file mode 100644 index 0000000000..651c270a57 --- /dev/null +++ b/source3/nsswitch/libwbclient/wbc_idmap.c @@ -0,0 +1,272 @@ +/* + 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 Convert a Windows SID to a Unix uid + * + * @param *sid Pointer to the domain SID to be resolved + * @param *puid Pointer to the resolved uid_t value + * + * @return #wbcErr + * + **/ + +wbcErr wbcSidToUid(const struct wbcDomainSid *sid, uid_t *puid) +{ + struct winbindd_request request; + struct winbindd_response response; + char *sid_string = NULL; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + + if (!sid || !puid) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + wbc_status = wbcSidToString(sid, &sid_string); + BAIL_ON_WBC_ERROR(wbc_status); + + strncpy(request.data.sid, sid_string, sizeof(request.data.sid)-1); + wbcFreeMemory(sid_string); + + /* Make request */ + + wbc_status = wbcRequestResponse(WINBINDD_SID_TO_UID, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + *puid = response.data.uid; + + wbc_status = WBC_ERR_SUCCESS; + + done: + return wbc_status; +} + +/** @brief Convert a Unix uid to a Windows SID + * + * @param uid Unix uid to be resolved + * @param *sid Pointer to the resolved domain SID + * + * @return #wbcErr + * + **/ + +wbcErr wbcUidToSid(uid_t uid, struct wbcDomainSid *sid) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + struct winbindd_request request; + struct winbindd_response response; + + if (!sid) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + request.data.uid = uid; + + /* Make request */ + + wbc_status = wbcRequestResponse(WINBINDD_UID_TO_SID, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + wbc_status = wbcStringToSid(response.data.sid.sid, sid); + BAIL_ON_WBC_ERROR(wbc_status); + +done: + return wbc_status; +} + +/** @brief Convert a Windows SID to a Unix gid + * + * @param *sid Pointer to the domain SID to be resolved + * @param *pgid Pointer to the resolved gid_t value + * + * @return #wbcErr + * + **/ + +wbcErr wbcSidToGid(const struct wbcDomainSid *sid, gid_t *pgid) +{ + struct winbindd_request request; + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + char *sid_string = NULL; + + if (!sid || !pgid) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + wbc_status = wbcSidToString(sid, &sid_string); + BAIL_ON_WBC_ERROR(wbc_status); + + strncpy(request.data.sid, sid_string, sizeof(request.data.sid)-1); + wbcFreeMemory(sid_string); + + /* Make request */ + + wbc_status = wbcRequestResponse(WINBINDD_SID_TO_GID, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + *pgid = response.data.gid; + + wbc_status = WBC_ERR_SUCCESS; + + done: + return wbc_status; +} + +/** @brief Convert a Unix uid to a Windows SID + * + * @param gid Unix gid to be resolved + * @param *sid Pointer to the resolved domain SID + * + * @return #wbcErr + * + **/ + +wbcErr wbcGidToSid(gid_t gid, struct wbcDomainSid *sid) +{ + struct winbindd_request request; + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + + if (!sid) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + request.data.gid = gid; + + /* Make request */ + + wbc_status = wbcRequestResponse(WINBINDD_GID_TO_SID, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + wbc_status = wbcStringToSid(response.data.sid.sid, sid); + BAIL_ON_WBC_ERROR(wbc_status); + +done: + return wbc_status; +} + +/** @brief Obtain a new uid from Winbind + * + * @param *puid *pointer to the allocated uid + * + * @return #wbcErr + **/ + +wbcErr wbcAllocateUid(uid_t *puid) +{ + struct winbindd_request request; + struct winbindd_response response; + NSS_STATUS result; + + if (!puid) + return WBC_ERR_INVALID_PARAM; + + /* Initialise request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + /* Make request */ + + result = wbcRequestResponse(WINBINDD_ALLOCATE_UID, + &request, &response); + + if (result != NSS_STATUS_SUCCESS) + return WBC_ERR_UNKNOWN_FAILURE; + + /* Copy out result */ + *puid = response.data.uid; + + return WBC_ERR_SUCCESS; +} + +/** @brief Obtain a new gid from Winbind + * + * @param *pgid Pointer to the allocated gid + * + * @return #wbcErr + **/ + +wbcErr wbcAllocateGid(uid_t *pgid) +{ + struct winbindd_request request; + struct winbindd_response response; + NSS_STATUS result; + + if (!pgid) + return WBC_ERR_INVALID_PARAM; + + /* Initialise request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + /* Make request */ + + result = wbcRequestResponse(WINBINDD_ALLOCATE_GID, + &request, &response); + + if (result != NSS_STATUS_SUCCESS) + return WBC_ERR_UNKNOWN_FAILURE; + + /* Copy out result */ + *pgid = response.data.gid; + + return WBC_ERR_SUCCESS; +} + |