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authorVolker Lendecke <vl@samba.org>2011-03-08 18:01:21 +0100
committerJeremy Allison <jra@samba.org>2011-04-13 14:13:25 -0700
commitcfe30df98ea9ca3360d3cfd8b850c5910c1cd165 (patch)
tree3911217035c529767e17a2be685b4e11a841d991 /nsswitch
parent63446c2c2a583a6eaf1d25e5590d4c7a0fd09087 (diff)
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libwbclient: Add wbcLookupSids
Signed-off-by: Jeremy Allison <jra@samba.org>
Diffstat (limited to 'nsswitch')
-rw-r--r--nsswitch/libwbclient/wbc_sid.c183
-rw-r--r--nsswitch/libwbclient/wbclient.h10
2 files changed, 193 insertions, 0 deletions
diff --git a/nsswitch/libwbclient/wbc_sid.c b/nsswitch/libwbclient/wbc_sid.c
index 712c865bfee..6df8a3c375f 100644
--- a/nsswitch/libwbclient/wbc_sid.c
+++ b/nsswitch/libwbclient/wbc_sid.c
@@ -279,6 +279,189 @@ done:
return wbc_status;
}
+static void wbcDomainInfosDestructor(void *ptr)
+{
+ struct wbcDomainInfo *i = (struct wbcDomainInfo *)ptr;
+
+ while (i->short_name != NULL) {
+ wbcFreeMemory(i->short_name);
+ wbcFreeMemory(i->dns_name);
+ i += 1;
+ }
+}
+
+static void wbcTranslatedNamesDestructor(void *ptr)
+{
+ struct wbcTranslatedName *n = (struct wbcTranslatedName *)ptr;
+
+ while (n->name != NULL) {
+ free(n->name);
+ n += 1;
+ }
+}
+
+wbcErr wbcLookupSids(const struct wbcDomainSid *sids, int num_sids,
+ struct wbcDomainInfo **pdomains, int *pnum_domains,
+ struct wbcTranslatedName **pnames)
+{
+ struct winbindd_request request;
+ struct winbindd_response response;
+ wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
+ int buflen, i, extra_len, num_domains, num_names;
+ char *sidlist, *p, *q, *extra_data;
+ struct wbcDomainInfo *domains = NULL;
+ struct wbcTranslatedName *names = NULL;
+
+ buflen = num_sids * (WBC_SID_STRING_BUFLEN + 1) + 1;
+
+ sidlist = (char *)malloc(buflen);
+ if (sidlist == NULL) {
+ return WBC_ERR_NO_MEMORY;
+ }
+
+ p = sidlist;
+
+ for (i=0; i<num_sids; i++) {
+ int remaining;
+ int len;
+
+ remaining = buflen - (p - sidlist);
+
+ len = wbcSidToStringBuf(&sids[i], p, remaining);
+ if (len > remaining) {
+ free(sidlist);
+ return WBC_ERR_UNKNOWN_FAILURE;
+ }
+
+ p += len;
+ *p++ = '\n';
+ }
+ *p++ = '\0';
+
+ ZERO_STRUCT(request);
+ ZERO_STRUCT(response);
+
+ request.extra_data.data = sidlist;
+ request.extra_len = p - sidlist;
+
+ wbc_status = wbcRequestResponse(WINBINDD_LOOKUPSIDS,
+ &request, &response);
+ free(sidlist);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ return wbc_status;
+ }
+
+ extra_len = response.length - sizeof(struct winbindd_response);
+ extra_data = (char *)response.extra_data.data;
+
+ if ((extra_len <= 0) || (extra_data[extra_len-1] != '\0')) {
+ goto wbc_err_invalid;
+ }
+
+ p = extra_data;
+
+ num_domains = strtoul(p, &q, 10);
+ if (*q != '\n') {
+ goto wbc_err_invalid;
+ }
+ p = q+1;
+
+ domains = (struct wbcDomainInfo *)wbcAllocateMemory(
+ num_domains+1, sizeof(struct wbcDomainInfo),
+ wbcDomainInfosDestructor);
+ if (domains == NULL) {
+ wbc_status = WBC_ERR_NO_MEMORY;
+ goto fail;
+ }
+
+ for (i=0; i<num_domains; i++) {
+
+ q = strchr(p, ' ');
+ if (q == NULL) {
+ goto wbc_err_invalid;
+ }
+ *q = '\0';
+ wbc_status = wbcStringToSid(p, &domains[i].sid);
+ if (!WBC_ERROR_IS_OK(wbc_status)) {
+ goto fail;
+ }
+ p = q+1;
+
+ q = strchr(p, '\n');
+ if (q == NULL) {
+ goto wbc_err_invalid;
+ }
+ *q = '\0';
+ domains[i].short_name = wbcStrDup(p);
+ if (domains[i].short_name == NULL) {
+ wbc_status = WBC_ERR_NO_MEMORY;
+ goto fail;
+ }
+ p = q+1;
+ }
+
+ num_names = strtoul(p, &q, 10);
+ if (*q != '\n') {
+ goto wbc_err_invalid;
+ }
+ p = q+1;
+
+ if (num_names != num_sids) {
+ goto wbc_err_invalid;
+ }
+
+ names = (struct wbcTranslatedName *)wbcAllocateMemory(
+ num_names+1, sizeof(struct wbcTranslatedName),
+ wbcTranslatedNamesDestructor);
+ if (names == NULL) {
+ wbc_status = WBC_ERR_NO_MEMORY;
+ goto fail;
+ }
+
+ for (i=0; i<num_names; i++) {
+
+ names[i].domain_index = strtoul(p, &q, 10);
+ if (*q != ' ') {
+ goto wbc_err_invalid;
+ }
+ p = q+1;
+
+ names[i].type = strtoul(p, &q, 10);
+ if (*q != ' ') {
+ goto wbc_err_invalid;
+ }
+ p = q+1;
+
+ q = strchr(p, '\n');
+ if (q == NULL) {
+ goto wbc_err_invalid;
+ }
+ *q = '\0';
+ names[i].name = wbcStrDup(p);
+ if (names[i].name == NULL) {
+ wbc_status = WBC_ERR_NO_MEMORY;
+ goto fail;
+ }
+ p = q+1;
+ }
+ if (*p != '\0') {
+ goto wbc_err_invalid;
+ }
+
+ *pdomains = domains;
+ *pnames = names;
+ winbindd_free_response(&response);
+ return WBC_ERR_SUCCESS;
+
+wbc_err_invalid:
+ wbc_status = WBC_ERR_INVALID_RESPONSE;
+fail:
+ winbindd_free_response(&response);
+ wbcFreeMemory(domains);
+ wbcFreeMemory(names);
+ return wbc_status;
+}
+
/* Translate a collection of RIDs within a domain to names */
wbcErr wbcLookupRids(struct wbcDomainSid *dom_sid,
diff --git a/nsswitch/libwbclient/wbclient.h b/nsswitch/libwbclient/wbclient.h
index 0286e5b5ec9..f1298878744 100644
--- a/nsswitch/libwbclient/wbclient.h
+++ b/nsswitch/libwbclient/wbclient.h
@@ -636,6 +636,16 @@ wbcErr wbcLookupSid(const struct wbcDomainSid *sid,
char **name,
enum wbcSidType *name_type);
+struct wbcTranslatedName {
+ enum wbcSidType type;
+ char *name;
+ int domain_index;
+};
+
+wbcErr wbcLookupSids(const struct wbcDomainSid *sids, int num_sids,
+ struct wbcDomainInfo **domains, int *num_domains,
+ struct wbcTranslatedName **names);
+
/**
* @brief Translate a collection of RIDs within a domain to names
*/