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s4:netlogon RPC server - "LogonGetDomainInfo" - check for NULL attributes

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This is needed to complete the transition from "samdb_msg_add_string" to
"ldb_msg_add_string".
And this patch yields better NTSTATUS error results than before
(INVALID_PARAMETER rather than OUT_OF_MEMORY).

Reviewed-by: Jelmer

Autobuild-User: Matthias Dieter Wallnöfer <mdw@samba.org>
Autobuild-Date: Tue Mar  1 14:42:15 CET 2011 on sn-devel-104
This commit is contained in:
Matthias Dieter Wallnöfer 2011-03-01 13:06:19 +01:00
parent fecf925043
commit 0b5719f5fc
1 changed files with 29 additions and 17 deletions
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46
source4/rpc_server/netlogon/dcerpc_netlogon.c
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@ -1378,7 +1378,6 @@ static NTSTATUS dcesrv_netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_cal
struct ldb_dn *workstation_dn;
struct netr_DomainInformation *domain_info;
struct netr_LsaPolicyInformation *lsa_policy_info;
struct netr_OsVersionInfoEx *os_version;
uint32_t default_supported_enc_types = 0xFFFFFFFF;
bool update_dns_hostname = true;
int ret, ret3, i;
@ -1478,9 +1477,13 @@ static NTSTATUS dcesrv_netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_cal
new_msg->dn = workstation_dn;
/* Sets the OS name */
ret = samdb_msg_set_string(sam_ctx, mem_ctx, new_msg,
"operatingSystem",
r->in.query->workstation_info->os_name.string);
if (r->in.query->workstation_info->os_name.string == NULL) {
return NT_STATUS_INVALID_PARAMETER;
}
ret = ldb_msg_add_string(new_msg, "operatingSystem",
r->in.query->workstation_info->os_name.string);
if (ret != LDB_SUCCESS) {
return NT_STATUS_NO_MEMORY;
}
@ -1490,22 +1493,31 @@ static NTSTATUS dcesrv_netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_cal
* the values are cleared.
*/
if (r->in.query->workstation_info->os_version.os != NULL) {
struct netr_OsVersionInfoEx *os_version;
const char *os_version_str;
os_version = &r->in.query->workstation_info->os_version.os->os;
ret = samdb_msg_set_string(sam_ctx, mem_ctx, new_msg,
"operatingSystemServicePack",
os_version->CSDVersion);
if (os_version->CSDVersion == NULL) {
return NT_STATUS_INVALID_PARAMETER;
}
os_version_str = talloc_asprintf(new_msg, "%u.%u (%u)",
os_version->MajorVersion,
os_version->MinorVersion,
os_version->BuildNumber);
NT_STATUS_HAVE_NO_MEMORY(os_version_str);
ret = ldb_msg_add_string(new_msg,
"operatingSystemServicePack",
os_version->CSDVersion);
if (ret != LDB_SUCCESS) {
return NT_STATUS_NO_MEMORY;
}
ret = samdb_msg_set_string(sam_ctx, mem_ctx, new_msg,
"operatingSystemVersion",
talloc_asprintf(mem_ctx,
"%u.%u (%u)",
os_version->MajorVersion,
os_version->MinorVersion,
os_version->BuildNumber));
ret = ldb_msg_add_string(new_msg,
"operatingSystemVersion",
os_version_str);
if (ret != LDB_SUCCESS) {
return NT_STATUS_NO_MEMORY;
}
@ -1528,9 +1540,9 @@ static NTSTATUS dcesrv_netr_LogonGetDomainInfo(struct dcesrv_call_state *dce_cal
* are fine to start the update.
*/
if (update_dns_hostname) {
ret = samdb_msg_set_string(sam_ctx, mem_ctx, new_msg,
"dNSHostname",
r->in.query->workstation_info->dns_hostname);
ret = ldb_msg_add_string(new_msg,
"dNSHostname",
r->in.query->workstation_info->dns_hostname);
if (ret != LDB_SUCCESS) {
return NT_STATUS_NO_MEMORY;
}