/* Convert a SID to a domain and name */
wbcErr wbcLookupSid(const struct wbcDomainSid *sid,
char **pdomain,
char **pname,
enum wbcSidType *pname_type)
{
struct winbindd_request request;
struct winbindd_response response;
wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
char *domain, *name;
if (!sid) {
return WBC_ERR_INVALID_PARAM;
}
/* Initialize request */
ZERO_STRUCT(request);
ZERO_STRUCT(response);
wbcSidToStringBuf(sid, request.data.sid, sizeof(request.data.sid));
/* Make request */
wbc_status = wbcRequestResponse(WINBINDD_LOOKUPSID, &request,
&response);
if (!WBC_ERROR_IS_OK(wbc_status)) {
return wbc_status;
}
/* Copy out result */
wbc_status = WBC_ERR_NO_MEMORY;
domain = NULL;
name = NULL;
domain = wbcStrDup(response.data.name.dom_name);
if (domain == NULL) {
goto done;
}
name = wbcStrDup(response.data.name.name);
if (name == NULL) {
goto done;
}
if (pdomain != NULL) {
*pdomain = domain;
domain = NULL;
}
if (pname != NULL) {
*pname = name;
name = NULL;
}
if (pname_type != NULL) {
*pname_type = (enum wbcSidType)response.data.name.type;
}
wbc_status = WBC_ERR_SUCCESS;
done:
wbcFreeMemory(name);
wbcFreeMemory(domain);
return wbc_status;
}
/* Resolve an IP address via WINS into a NetbiosName */
wbcErr wbcResolveWinsByIP(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(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;
}
wbcErr wbcGetDisplayName(const struct wbcDomainSid *sid,
char **pdomain,
char **pfullname,
enum wbcSidType *pname_type)
{
wbcErr wbc_status;
char *domain = NULL;
char *name = NULL;
enum wbcSidType name_type;
wbc_status = wbcLookupSid(sid, &domain, &name, &name_type);
BAIL_ON_WBC_ERROR(wbc_status);
if (name_type == WBC_SID_NAME_USER) {
uid_t uid;
struct passwd *pwd;
wbc_status = wbcSidToUid(sid, &uid);
BAIL_ON_WBC_ERROR(wbc_status);
wbc_status = wbcGetpwuid(uid, &pwd);
BAIL_ON_WBC_ERROR(wbc_status);
wbcFreeMemory(name);
name = wbcStrDup(pwd->pw_gecos);
wbcFreeMemory(pwd);
BAIL_ON_PTR_ERROR(name, wbc_status);
}
wbc_status = WBC_ERR_SUCCESS;
done:
if (WBC_ERROR_IS_OK(wbc_status)) {
*pdomain = domain;
*pfullname = name;
*pname_type = name_type;
} else {
wbcFreeMemory(domain);
wbcFreeMemory(name);
}
return wbc_status;
}
wbcErr wbcLookupRids(struct wbcDomainSid *dom_sid,
int num_rids,
uint32_t *rids,
const char **pp_domain_name,
const char ***pnames,
enum wbcSidType **ptypes)
{
size_t i, len, ridbuf_size;
char *ridlist;
char *p;
struct winbindd_request request;
struct winbindd_response response;
char *domain_name = NULL;
const char **names = NULL;
enum wbcSidType *types = NULL;
wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
/* Initialise request */
ZERO_STRUCT(request);
ZERO_STRUCT(response);
if (!dom_sid || (num_rids == 0)) {
wbc_status = WBC_ERR_INVALID_PARAM;
BAIL_ON_WBC_ERROR(wbc_status);
}
wbcSidToStringBuf(dom_sid, request.data.sid, sizeof(request.data.sid));
/* Even if all the Rids were of maximum 32bit values,
we would only have 11 bytes per rid in the final array
("4294967296" + \n). Add one more byte for the
terminating '\0' */
ridbuf_size = (sizeof(char)*11) * num_rids + 1;
ridlist = (char *)malloc(ridbuf_size);
BAIL_ON_PTR_ERROR(ridlist, wbc_status);
len = 0;
for (i=0; i<num_rids; i++) {
len += snprintf(ridlist + len, ridbuf_size - len, "%u\n",
rids[i]);
}
ridlist[len] = '\0';
len += 1;
request.extra_data.data = ridlist;
request.extra_len = len;
wbc_status = wbcRequestResponse(WINBINDD_LOOKUPRIDS,
&request,
&response);
free(ridlist);
BAIL_ON_WBC_ERROR(wbc_status);
domain_name = wbcStrDup(response.data.domain_name);
BAIL_ON_PTR_ERROR(domain_name, wbc_status);
names = wbcAllocateStringArray(num_rids);
BAIL_ON_PTR_ERROR(names, wbc_status);
types = (enum wbcSidType *)wbcAllocateMemory(
num_rids, sizeof(enum wbcSidType), NULL);
BAIL_ON_PTR_ERROR(types, wbc_status);
p = (char *)response.extra_data.data;
for (i=0; i<num_rids; i++) {
char *q;
if (*p == '\0') {
wbc_status = WBC_ERR_INVALID_RESPONSE;
goto done;
}
types[i] = (enum wbcSidType)strtoul(p, &q, 10);
if (*q != ' ') {
wbc_status = WBC_ERR_INVALID_RESPONSE;
goto done;
}
p = q+1;
if ((q = strchr(p, '\n')) == NULL) {
wbc_status = WBC_ERR_INVALID_RESPONSE;
goto done;
}
*q = '\0';
names[i] = strdup(p);
BAIL_ON_PTR_ERROR(names[i], wbc_status);
p = q+1;
}
if (*p != '\0') {
wbc_status = WBC_ERR_INVALID_RESPONSE;
goto done;
}
wbc_status = WBC_ERR_SUCCESS;
done:
winbindd_free_response(&response);
if (WBC_ERROR_IS_OK(wbc_status)) {
*pp_domain_name = domain_name;
*pnames = names;
*ptypes = types;
}
else {
wbcFreeMemory(domain_name);
wbcFreeMemory(names);
wbcFreeMemory(types);
}
return wbc_status;
}
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;
}
/* Convert a SID to a domain and name */
wbcErr wbcLookupSid(const struct wbcDomainSid *sid,
char **pdomain,
char **pname,
enum wbcSidType *pname_type)
{
char *str_sid;
char *fq_name = NULL;
enum sss_id_type type;
int ret;
char *p;
wbcErr wbc_status;
wbc_status = wbcSidToString(sid, &str_sid);
if (!WBC_ERROR_IS_OK(wbc_status)) {
return wbc_status;
}
ret = sss_nss_getnamebysid(str_sid, &fq_name, &type);
wbcFreeMemory(str_sid);
if (ret != 0) {
return WBC_ERR_UNKNOWN_FAILURE;
}
if (pname_type != NULL) {
ret = sss_id_type_to_wbcSidType(type, pname_type);
if (ret != 0) {
wbc_status = WBC_ERR_UNKNOWN_FAILURE;
goto done;
}
}
/* TODO: it would be nice to have an sss_nss_getnamebysid() call which
* returns name and domain separately. */
p = strchr(fq_name, '@');
if (p == NULL) {
wbc_status = WBC_ERR_UNKNOWN_FAILURE;
goto done;
}
*p = '\0';
if (pname != NULL) {
*pname = wbcStrDup(fq_name);
if (*pname == NULL) {
wbc_status = WBC_ERR_NO_MEMORY;
goto done;
}
}
if (pdomain != NULL) {
*pdomain = wbcStrDup(p + 1);
if (*pdomain == NULL) {
wbcFreeMemory(*pname);
wbc_status = WBC_ERR_NO_MEMORY;
goto done;
}
}
wbc_status = WBC_ERR_SUCCESS;
done:
free(fq_name);
return wbc_status;
}
