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Diffstat (limited to '')
| -rw-r--r-- | nsswitch/libwbclient/wbc_util.c | 920 |
1 files changed, 920 insertions, 0 deletions
diff --git a/nsswitch/libwbclient/wbc_util.c b/nsswitch/libwbclient/wbc_util.c new file mode 100644 index 0000000..9e54baf --- /dev/null +++ b/nsswitch/libwbclient/wbc_util.c @@ -0,0 +1,920 @@ +/* + Unix SMB/CIFS implementation. + + Winbind client asynchronous API, utility functions + + Copyright (C) Gerald (Jerry) Carter 2007-2008 + + + 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 "replace.h" +#include "libwbclient.h" +#include "../winbind_client.h" + +/** @brief Ping winbindd to see if the daemon is running + * + * @param *ctx wbclient Context + * + * @return #wbcErr + **/ +_PUBLIC_ +wbcErr wbcCtxPing(struct wbcContext *ctx) +{ + struct winbindd_request request; + struct winbindd_response response; + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + return wbcRequestResponse(ctx, WINBINDD_PING, &request, &response); +} + +_PUBLIC_ +wbcErr wbcPing(void) +{ + return wbcCtxPing(NULL); +} + +static void wbcInterfaceDetailsDestructor(void *ptr) +{ + struct wbcInterfaceDetails *i = (struct wbcInterfaceDetails *)ptr; + free(i->winbind_version); + free(i->netbios_name); + free(i->netbios_domain); + free(i->dns_domain); +} + +/** + * @brief Query useful information about the winbind service + * + * @param *_details pointer to hold the struct wbcInterfaceDetails + * + * @return #wbcErr + */ + +_PUBLIC_ +wbcErr wbcCtxInterfaceDetails(struct wbcContext *ctx, + struct wbcInterfaceDetails **_details) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + struct wbcInterfaceDetails *info; + struct wbcDomainInfo *domain = NULL; + struct winbindd_request request; + struct winbindd_response response; + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + info = (struct wbcInterfaceDetails *)wbcAllocateMemory( + 1, sizeof(struct wbcInterfaceDetails), + wbcInterfaceDetailsDestructor); + BAIL_ON_PTR_ERROR(info, wbc_status); + + /* first the interface version */ + wbc_status = wbcRequestResponse(ctx, WINBINDD_INTERFACE_VERSION, + NULL, &response); + BAIL_ON_WBC_ERROR(wbc_status); + info->interface_version = response.data.interface_version; + + /* then the samba version and the winbind separator */ + wbc_status = wbcRequestResponse(ctx, WINBINDD_INFO, NULL, &response); + BAIL_ON_WBC_ERROR(wbc_status); + + info->winbind_version = strdup(response.data.info.samba_version); + BAIL_ON_PTR_ERROR(info->winbind_version, wbc_status); + info->winbind_separator = response.data.info.winbind_separator; + + /* then the local netbios name */ + wbc_status = wbcRequestResponse(ctx, WINBINDD_NETBIOS_NAME, + NULL, &response); + BAIL_ON_WBC_ERROR(wbc_status); + + info->netbios_name = strdup(response.data.netbios_name); + BAIL_ON_PTR_ERROR(info->netbios_name, wbc_status); + + /* then the local workgroup name */ + wbc_status = wbcRequestResponse(ctx, WINBINDD_DOMAIN_NAME, + NULL, &response); + BAIL_ON_WBC_ERROR(wbc_status); + + info->netbios_domain = strdup(response.data.domain_name); + BAIL_ON_PTR_ERROR(info->netbios_domain, wbc_status); + + wbc_status = wbcCtxDomainInfo(ctx, info->netbios_domain, &domain); + if (wbc_status == WBC_ERR_DOMAIN_NOT_FOUND) { + /* maybe it's a standalone server */ + domain = NULL; + } else { + BAIL_ON_WBC_ERROR(wbc_status); + } + + if (domain) { + info->dns_domain = strdup(domain->dns_name); + wbcFreeMemory(domain); + BAIL_ON_PTR_ERROR(info->dns_domain, wbc_status); + } else { + info->dns_domain = NULL; + } + + *_details = info; + info = NULL; + + wbc_status = WBC_ERR_SUCCESS; + +done: + wbcFreeMemory(info); + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcInterfaceDetails(struct wbcInterfaceDetails **_details) +{ + return wbcCtxInterfaceDetails(NULL, _details); +} + +static void wbcDomainInfoDestructor(void *ptr) +{ + struct wbcDomainInfo *i = (struct wbcDomainInfo *)ptr; + free(i->short_name); + free(i->dns_name); +} + +/** @brief Lookup the current status of a trusted domain, sync wrapper + * + * @param domain Domain to query + * @param *dinfo Pointer to returned struct wbcDomainInfo + * + * @return #wbcErr + */ + +_PUBLIC_ +wbcErr wbcCtxDomainInfo(struct wbcContext *ctx, + const char *domain, + struct wbcDomainInfo **dinfo) +{ + struct winbindd_request request; + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + struct wbcDomainInfo *info = NULL; + + if (!domain || !dinfo) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Initialize request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + strncpy(request.domain_name, domain, + sizeof(request.domain_name)-1); + + wbc_status = wbcRequestResponse(ctx, WINBINDD_DOMAIN_INFO, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + info = (struct wbcDomainInfo *)wbcAllocateMemory( + 1, sizeof(struct wbcDomainInfo), wbcDomainInfoDestructor); + BAIL_ON_PTR_ERROR(info, wbc_status); + + info->short_name = strdup(response.data.domain_info.name); + BAIL_ON_PTR_ERROR(info->short_name, wbc_status); + + info->dns_name = strdup(response.data.domain_info.alt_name); + BAIL_ON_PTR_ERROR(info->dns_name, wbc_status); + + wbc_status = wbcStringToSid(response.data.domain_info.sid, + &info->sid); + BAIL_ON_WBC_ERROR(wbc_status); + + if (response.data.domain_info.native_mode) + info->domain_flags |= WBC_DOMINFO_DOMAIN_NATIVE; + if (response.data.domain_info.active_directory) + info->domain_flags |= WBC_DOMINFO_DOMAIN_AD; + if (response.data.domain_info.primary) + info->domain_flags |= WBC_DOMINFO_DOMAIN_PRIMARY; + + *dinfo = info; + info = NULL; + + wbc_status = WBC_ERR_SUCCESS; + + done: + wbcFreeMemory(info); + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcDomainInfo(const char *domain, struct wbcDomainInfo **dinfo) +{ + return wbcCtxDomainInfo(NULL, domain, dinfo); +} + +/* Get the list of current DCs */ +_PUBLIC_ +wbcErr wbcCtxDcInfo(struct wbcContext *ctx, + const char *domain, size_t *num_dcs, + const char ***dc_names, const char ***dc_ips) +{ + struct winbindd_request request; + struct winbindd_response response; + const char **names = NULL; + const char **ips = NULL; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + size_t extra_len; + int i; + char *p; + + /* Initialise request */ + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + if (domain != NULL) { + strncpy(request.domain_name, domain, + sizeof(request.domain_name) - 1); + } + + wbc_status = wbcRequestResponse(ctx, WINBINDD_DC_INFO, + &request, &response); + BAIL_ON_WBC_ERROR(wbc_status); + + names = wbcAllocateStringArray(response.data.num_entries); + BAIL_ON_PTR_ERROR(names, wbc_status); + + ips = wbcAllocateStringArray(response.data.num_entries); + BAIL_ON_PTR_ERROR(ips, wbc_status); + + wbc_status = WBC_ERR_INVALID_RESPONSE; + + p = (char *)response.extra_data.data; + + if (response.length < (sizeof(struct winbindd_response)+1)) { + goto done; + } + + extra_len = response.length - sizeof(struct winbindd_response); + + if (p[extra_len-1] != '\0') { + goto done; + } + + for (i=0; i<response.data.num_entries; i++) { + char *q; + + q = strchr(p, '\n'); + if (q == NULL) { + goto done; + } + names[i] = strndup(p, q-p); + BAIL_ON_PTR_ERROR(names[i], wbc_status); + p = q+1; + + q = strchr(p, '\n'); + if (q == NULL) { + goto done; + } + ips[i] = strndup(p, q-p); + BAIL_ON_PTR_ERROR(ips[i], wbc_status); + p = q+1; + } + if (p[0] != '\0') { + goto done; + } + + wbc_status = WBC_ERR_SUCCESS; +done: + if (response.extra_data.data) + free(response.extra_data.data); + + if (WBC_ERROR_IS_OK(wbc_status)) { + *num_dcs = response.data.num_entries; + *dc_names = names; + names = NULL; + *dc_ips = ips; + ips = NULL; + } + wbcFreeMemory(names); + wbcFreeMemory(ips); + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcDcInfo(const char *domain, size_t *num_dcs, + const char ***dc_names, const char ***dc_ips) +{ + return wbcCtxDcInfo(NULL, domain, num_dcs, dc_names, dc_ips); +} + +/* Resolve a NetbiosName via WINS */ +_PUBLIC_ +wbcErr wbcCtxResolveWinsByName(struct wbcContext *ctx, + const char *name, char **ip) +{ + struct winbindd_request request; + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + char *ipaddr; + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + /* Send request */ + + strncpy(request.data.winsreq, name, + sizeof(request.data.winsreq)-1); + + wbc_status = wbcRequestResponse(ctx, WINBINDD_WINS_BYNAME, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + /* Display response */ + + ipaddr = wbcStrDup(response.data.winsresp); + BAIL_ON_PTR_ERROR(ipaddr, wbc_status); + + *ip = ipaddr; + wbc_status = WBC_ERR_SUCCESS; + + done: + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcResolveWinsByName(const char *name, char **ip) +{ + return wbcCtxResolveWinsByName(NULL, name, ip); +} + +/* Resolve an IP address via WINS into a NetbiosName */ +_PUBLIC_ +wbcErr wbcCtxResolveWinsByIP(struct wbcContext *ctx, + const char *ip, char **name) +{ + struct winbindd_request request; + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + char *name_str; + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + /* Send request */ + + strncpy(request.data.winsreq, ip, + sizeof(request.data.winsreq)-1); + + wbc_status = wbcRequestResponse(ctx, WINBINDD_WINS_BYIP, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + /* Display response */ + + name_str = wbcStrDup(response.data.winsresp); + BAIL_ON_PTR_ERROR(name_str, wbc_status); + + *name = name_str; + wbc_status = WBC_ERR_SUCCESS; + + done: + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcResolveWinsByIP(const char *ip, char **name) +{ + return wbcCtxResolveWinsByIP(NULL, ip, name); +} + +/** + */ + +static wbcErr process_domain_info_string(struct wbcDomainInfo *info, + char *info_string) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + char *r = NULL; + char *s = NULL; + + r = info_string; + + /* Short Name */ + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + info->short_name = strdup(r); + BAIL_ON_PTR_ERROR(info->short_name, wbc_status); + + + /* DNS Name */ + r = s; + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + info->dns_name = strdup(r); + BAIL_ON_PTR_ERROR(info->dns_name, wbc_status); + + /* SID */ + r = s; + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + wbc_status = wbcStringToSid(r, &info->sid); + BAIL_ON_WBC_ERROR(wbc_status); + + /* Trust type */ + r = s; + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + if (strncmp(r, "Routed", strlen("Routed")) == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_NONE; + info->trust_routing = strdup(r); + BAIL_ON_PTR_ERROR(info->trust_routing, wbc_status); + } else if (strcmp(r, "Local") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_LOCAL; + } else if (strcmp(r, "Workstation") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_WKSTA; + } else if (strcmp(r, "RWDC") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_RWDC; + } else if (strcmp(r, "RODC") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_RODC; + } else if (strcmp(r, "PDC") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_PDC; + } else if (strcmp(r, "External") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_EXTERNAL; + } else if (strcmp(r, "Forest") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_FOREST; + } else if (strcmp(r, "In Forest") == 0) { + info->trust_type = WBC_DOMINFO_TRUSTTYPE_IN_FOREST; + } else { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + + /* Transitive */ + r = s; + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + if (strcmp(r, "Yes") == 0) { + info->trust_flags |= WBC_DOMINFO_TRUST_TRANSITIVE; + } + + /* Incoming */ + r = s; + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + if (strcmp(r, "Yes") == 0) { + info->trust_flags |= WBC_DOMINFO_TRUST_INCOMING; + } + + /* Outgoing */ + r = s; + if ((s = strchr(r, '\\')) == NULL) { + wbc_status = WBC_ERR_INVALID_RESPONSE; + BAIL_ON_WBC_ERROR(wbc_status); + } + *s = '\0'; + s++; + + if (strcmp(r, "Yes") == 0) { + info->trust_flags |= WBC_DOMINFO_TRUST_OUTGOING; + } + + /* Online/Offline status */ + r = s; + if ( strcmp(r, "Offline") == 0) { + info->domain_flags |= WBC_DOMINFO_DOMAIN_OFFLINE; + } + + wbc_status = WBC_ERR_SUCCESS; + + done: + return wbc_status; +} + +static void wbcDomainInfoListDestructor(void *ptr) +{ + struct wbcDomainInfo *i = (struct wbcDomainInfo *)ptr; + + while (i->short_name != NULL) { + free(i->short_name); + free(i->dns_name); + i += 1; + } +} + +/* Enumerate the domain trusts known by Winbind */ +_PUBLIC_ +wbcErr wbcCtxListTrusts(struct wbcContext *ctx, + struct wbcDomainInfo **domains, size_t *num_domains) +{ + struct winbindd_response response; + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + char *p = NULL; + char *extra_data = NULL; + struct wbcDomainInfo *d_list = NULL; + int i = 0; + + *domains = NULL; + *num_domains = 0; + + ZERO_STRUCT(response); + + /* Send request */ + + wbc_status = wbcRequestResponse(ctx, WINBINDD_LIST_TRUSTDOM, + NULL, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + /* Decode the response */ + + p = (char *)response.extra_data.data; + + if ((p == NULL) || (strlen(p) == 0)) { + /* We should always at least get back our + own SAM domain */ + + wbc_status = WBC_ERR_DOMAIN_NOT_FOUND; + BAIL_ON_WBC_ERROR(wbc_status); + } + + d_list = (struct wbcDomainInfo *)wbcAllocateMemory( + response.data.num_entries + 1,sizeof(struct wbcDomainInfo), + wbcDomainInfoListDestructor); + BAIL_ON_PTR_ERROR(d_list, wbc_status); + + extra_data = strdup((char*)response.extra_data.data); + BAIL_ON_PTR_ERROR(extra_data, wbc_status); + + p = extra_data; + + /* Outer loop processes the list of domain information */ + + for (i=0; i<response.data.num_entries && p; i++) { + char *next = strchr(p, '\n'); + + if (next) { + *next = '\0'; + next++; + } + + wbc_status = process_domain_info_string(&d_list[i], p); + BAIL_ON_WBC_ERROR(wbc_status); + + p = next; + } + + *domains = d_list; + d_list = NULL; + *num_domains = i; + + done: + winbindd_free_response(&response); + wbcFreeMemory(d_list); + free(extra_data); + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcListTrusts(struct wbcDomainInfo **domains, size_t *num_domains) +{ + return wbcCtxListTrusts(NULL, domains, num_domains); +} + +static void wbcDomainControllerInfoDestructor(void *ptr) +{ + struct wbcDomainControllerInfo *i = + (struct wbcDomainControllerInfo *)ptr; + free(i->dc_name); +} + +/* Enumerate the domain trusts known by Winbind */ +_PUBLIC_ +wbcErr wbcCtxLookupDomainController(struct wbcContext *ctx, + const char *domain, uint32_t flags, + struct wbcDomainControllerInfo **dc_info) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + struct winbindd_request request; + struct winbindd_response response; + struct wbcDomainControllerInfo *dc = NULL; + + /* validate input params */ + + if (!domain || !dc_info) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + strncpy(request.data.dsgetdcname.domain_name, domain, + sizeof(request.data.dsgetdcname.domain_name)-1); + + request.flags = flags; + + dc = (struct wbcDomainControllerInfo *)wbcAllocateMemory( + 1, sizeof(struct wbcDomainControllerInfo), + wbcDomainControllerInfoDestructor); + BAIL_ON_PTR_ERROR(dc, wbc_status); + + /* Send request */ + + wbc_status = wbcRequestResponse(ctx, WINBINDD_DSGETDCNAME, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + dc->dc_name = strdup(response.data.dsgetdcname.dc_unc); + BAIL_ON_PTR_ERROR(dc->dc_name, wbc_status); + + *dc_info = dc; + dc = NULL; + +done: + wbcFreeMemory(dc); + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcLookupDomainController(const char *domain, uint32_t flags, + struct wbcDomainControllerInfo **dc_info) +{ + return wbcCtxLookupDomainController(NULL, domain, flags, dc_info); +} + +static void wbcDomainControllerInfoExDestructor(void *ptr) +{ + struct wbcDomainControllerInfoEx *i = + (struct wbcDomainControllerInfoEx *)ptr; + free(discard_const_p(char, i->dc_unc)); + free(discard_const_p(char, i->dc_address)); + free(discard_const_p(char, i->domain_guid)); + free(discard_const_p(char, i->domain_name)); + free(discard_const_p(char, i->forest_name)); + free(discard_const_p(char, i->dc_site_name)); + free(discard_const_p(char, i->client_site_name)); +} + +static wbcErr wbc_create_domain_controller_info_ex(const struct winbindd_response *resp, + struct wbcDomainControllerInfoEx **_i) +{ + wbcErr wbc_status = WBC_ERR_SUCCESS; + struct wbcDomainControllerInfoEx *i; + struct wbcGuid guid; + + i = (struct wbcDomainControllerInfoEx *)wbcAllocateMemory( + 1, sizeof(struct wbcDomainControllerInfoEx), + wbcDomainControllerInfoExDestructor); + BAIL_ON_PTR_ERROR(i, wbc_status); + + i->dc_unc = strdup(resp->data.dsgetdcname.dc_unc); + BAIL_ON_PTR_ERROR(i->dc_unc, wbc_status); + + i->dc_address = strdup(resp->data.dsgetdcname.dc_address); + BAIL_ON_PTR_ERROR(i->dc_address, wbc_status); + + i->dc_address_type = resp->data.dsgetdcname.dc_address_type; + + wbc_status = wbcStringToGuid(resp->data.dsgetdcname.domain_guid, &guid); + if (WBC_ERROR_IS_OK(wbc_status)) { + i->domain_guid = (struct wbcGuid *)malloc( + sizeof(struct wbcGuid)); + BAIL_ON_PTR_ERROR(i->domain_guid, wbc_status); + + *i->domain_guid = guid; + } + + i->domain_name = strdup(resp->data.dsgetdcname.domain_name); + BAIL_ON_PTR_ERROR(i->domain_name, wbc_status); + + if (resp->data.dsgetdcname.forest_name[0] != '\0') { + i->forest_name = strdup(resp->data.dsgetdcname.forest_name); + BAIL_ON_PTR_ERROR(i->forest_name, wbc_status); + } + + i->dc_flags = resp->data.dsgetdcname.dc_flags; + + if (resp->data.dsgetdcname.dc_site_name[0] != '\0') { + i->dc_site_name = strdup(resp->data.dsgetdcname.dc_site_name); + BAIL_ON_PTR_ERROR(i->dc_site_name, wbc_status); + } + + if (resp->data.dsgetdcname.client_site_name[0] != '\0') { + i->client_site_name = strdup( + resp->data.dsgetdcname.client_site_name); + BAIL_ON_PTR_ERROR(i->client_site_name, wbc_status); + } + + *_i = i; + i = NULL; + +done: + if (i != NULL) { + wbcFreeMemory(i); + } + return wbc_status; +} + +/* Get extended domain controller information */ +_PUBLIC_ +wbcErr wbcCtxLookupDomainControllerEx(struct wbcContext *ctx, + const char *domain, + struct wbcGuid *guid, + const char *site, + uint32_t flags, + struct wbcDomainControllerInfoEx **dc_info) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + struct winbindd_request request; + struct winbindd_response response; + + /* validate input params */ + + if (!domain || !dc_info) { + wbc_status = WBC_ERR_INVALID_PARAM; + BAIL_ON_WBC_ERROR(wbc_status); + } + + ZERO_STRUCT(request); + ZERO_STRUCT(response); + + request.data.dsgetdcname.flags = flags; + + strncpy(request.data.dsgetdcname.domain_name, domain, + sizeof(request.data.dsgetdcname.domain_name)-1); + + if (site) { + strncpy(request.data.dsgetdcname.site_name, site, + sizeof(request.data.dsgetdcname.site_name)-1); + } + + if (guid) { + char *str = NULL; + + wbc_status = wbcGuidToString(guid, &str); + BAIL_ON_WBC_ERROR(wbc_status); + + strncpy(request.data.dsgetdcname.domain_guid, str, + sizeof(request.data.dsgetdcname.domain_guid)-1); + + wbcFreeMemory(str); + } + + /* Send request */ + + wbc_status = wbcRequestResponse(ctx, WINBINDD_DSGETDCNAME, + &request, + &response); + BAIL_ON_WBC_ERROR(wbc_status); + + if (dc_info) { + wbc_status = wbc_create_domain_controller_info_ex(&response, + dc_info); + BAIL_ON_WBC_ERROR(wbc_status); + } + + wbc_status = WBC_ERR_SUCCESS; +done: + return wbc_status; +} + +_PUBLIC_ +wbcErr wbcLookupDomainControllerEx(const char *domain, + struct wbcGuid *guid, + const char *site, + uint32_t flags, + struct wbcDomainControllerInfoEx **dc_info) +{ + return wbcCtxLookupDomainControllerEx(NULL, domain, guid, site, + flags, dc_info); +} + +static void wbcNamedBlobDestructor(void *ptr) +{ + struct wbcNamedBlob *b = (struct wbcNamedBlob *)ptr; + + while (b->name != NULL) { + free(discard_const_p(char, b->name)); + free(b->blob.data); + b += 1; + } +} + +/* Initialize a named blob and add to list of blobs */ +_PUBLIC_ +wbcErr wbcAddNamedBlob(size_t *num_blobs, + struct wbcNamedBlob **pblobs, + const char *name, + uint32_t flags, + uint8_t *data, + size_t length) +{ + wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE; + struct wbcNamedBlob *blobs, *blob; + + if (name == NULL) { + return WBC_ERR_INVALID_PARAM; + } + + /* + * Overallocate the b->name==NULL terminator for + * wbcNamedBlobDestructor + */ + blobs = (struct wbcNamedBlob *)wbcAllocateMemory( + *num_blobs + 2, sizeof(struct wbcNamedBlob), + wbcNamedBlobDestructor); + + if (blobs == NULL) { + return WBC_ERR_NO_MEMORY; + } + + if (*pblobs != NULL) { + struct wbcNamedBlob *old = *pblobs; + memcpy(blobs, old, sizeof(struct wbcNamedBlob) * (*num_blobs)); + if (*num_blobs != 0) { + /* end indicator for wbcNamedBlobDestructor */ + old[0].name = NULL; + } + wbcFreeMemory(old); + } + *pblobs = blobs; + + blob = &blobs[*num_blobs]; + + blob->name = strdup(name); + BAIL_ON_PTR_ERROR(blob->name, wbc_status); + blob->flags = flags; + + blob->blob.length = length; + blob->blob.data = (uint8_t *)malloc(length); + BAIL_ON_PTR_ERROR(blob->blob.data, wbc_status); + memcpy(blob->blob.data, data, length); + + *num_blobs += 1; + *pblobs = blobs; + blobs = NULL; + + wbc_status = WBC_ERR_SUCCESS; +done: + wbcFreeMemory(blobs); + return wbc_status; +} + +_PUBLIC_ +void wbcSetClientProcessName(const char *name) +{ + winbind_set_client_name(name); +} |