int
getgrouplist(const char* user, gid_t baseGroup, gid_t* groupList,
int* groupCount)
{
int maxGroupCount = *groupCount;
*groupCount = 0;
status_t error = B_OK;
// prepare request
KMessage message(BPrivate::B_REG_GET_USER_GROUPS);
if (message.AddString("name", user) != B_OK
|| message.AddInt32("max count", maxGroupCount) != B_OK) {
return -1;
}
// send request
KMessage reply;
error = BPrivate::send_authentication_request_to_registrar(message, reply);
if (error != B_OK)
return -1;
// unpack reply
int32 count;
const int32* groups;
int32 groupsSize;
if (reply.FindInt32("count", &count) != B_OK
|| reply.FindData("groups", B_INT32_TYPE, (const void**)&groups,
&groupsSize) != B_OK) {
return -1;
}
memcpy(groupList, groups, groupsSize);
*groupCount = count;
// add the base group
if (*groupCount < maxGroupCount)
groupList[*groupCount] = baseGroup;
++*groupCount;
return *groupCount <= maxGroupCount ? *groupCount : -1;
}
static status_t
init_group_db()
{
if (sGroupEntries != NULL)
return B_OK;
// ask the registrar
KMessage message(BPrivate::B_REG_GET_GROUP_DB);
status_t error = BPrivate::send_authentication_request_to_registrar(message,
sGroupDBReply);
if (error != B_OK)
return error;
// unpack the reply
int32 count;
group** entries;
int32 numBytes;
if ((error = sGroupDBReply.FindInt32("count", &count)) != B_OK
|| (error = sGroupDBReply.FindData("entries", B_RAW_TYPE,
(const void**)&entries, &numBytes)) != B_OK) {
return error;
}
// relocate the entries
addr_t baseAddress = (addr_t)entries;
for (int32 i = 0; i < count; i++) {
group* entry = relocate_pointer(baseAddress, entries[i]);
relocate_pointer(baseAddress, entry->gr_name);
relocate_pointer(baseAddress, entry->gr_passwd);
relocate_pointer(baseAddress, entry->gr_mem);
int32 k = 0;
for (; entry->gr_mem[k] != (void*)-1; k++)
relocate_pointer(baseAddress, entry->gr_mem[k]);
entry->gr_mem[k] = NULL;
}
sGroupEntries = entries;
sGroupEntryCount = count;
return B_OK;
}
static status_t
init_shadow_pwd_db()
{
if (sShadowPwdEntries != NULL)
return B_OK;
// ask the registrar
KMessage message(BPrivate::B_REG_GET_SHADOW_PASSWD_DB);
status_t error = BPrivate::send_authentication_request_to_registrar(message,
sShadowPwdDBReply);
if (error != B_OK)
return error;
// unpack the reply
int32 count;
spwd** entries;
int32 numBytes;
if ((error = sShadowPwdDBReply.FindInt32("count", &count)) != B_OK
|| (error = sShadowPwdDBReply.FindData("entries", B_RAW_TYPE,
(const void**)&entries, &numBytes)) != B_OK) {
return error;
}
// relocate the entries
addr_t baseAddress = (addr_t)entries;
for (int32 i = 0; i < count; i++) {
spwd* entry = relocate_pointer(baseAddress, entries[i]);
relocate_pointer(baseAddress, entry->sp_namp);
relocate_pointer(baseAddress, entry->sp_pwdp);
}
sShadowPwdEntries = entries;
sShadowPwdEntryCount = count;
return B_OK;
}