s4:rpc_server: use helper variables to access 'struct dcesrv_auth' in dcerpc_server.c
[samba.git] / auth / auth_sam_reply.c
index 0e2c008..bd69515 100644 (file)
 #include "libcli/security/security.h"
 #include "auth/auth_sam_reply.h"
 
-NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
-                                             const struct auth_user_info_dc *user_info_dc,
-                                             struct netr_SamBaseInfo **_sam)
+static NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
+                               const struct auth_user_info_dc *user_info_dc,
+                               struct netr_SamBaseInfo *sam)
 {
        NTSTATUS status;
-       struct auth_user_info *info;
-       struct netr_SamBaseInfo *sam = talloc_zero(mem_ctx, struct netr_SamBaseInfo);
-       NT_STATUS_HAVE_NO_MEMORY(sam);
+       const struct auth_user_info *info;
+
+       ZERO_STRUCTP(sam);
 
        if (user_info_dc->num_sids > PRIMARY_USER_SID_INDEX) {
                status = dom_sid_split_rid(sam, &user_info_dc->sids[PRIMARY_USER_SID_INDEX],
@@ -66,12 +66,23 @@ NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
        sam->allow_password_change = info->allow_password_change;
        sam->force_password_change = info->force_password_change;
 
-       sam->account_name.string = info->account_name;
-       sam->full_name.string = info->full_name;
-       sam->logon_script.string = info->logon_script;
-       sam->profile_path.string = info->profile_path;
-       sam->home_directory.string = info->home_directory;
-       sam->home_drive.string = info->home_drive;
+#define _COPY_STRING_TALLOC(src_name, dst_name) do { \
+       if (info->src_name != NULL) {\
+               sam->dst_name.string = talloc_strdup(mem_ctx, info->src_name); \
+               if (sam->dst_name.string == NULL) { \
+                       return NT_STATUS_NO_MEMORY; \
+               } \
+       } \
+} while(0)
+       _COPY_STRING_TALLOC(account_name, account_name);
+       _COPY_STRING_TALLOC(full_name, full_name);
+       _COPY_STRING_TALLOC(logon_script, logon_script);
+       _COPY_STRING_TALLOC(profile_path, profile_path);
+       _COPY_STRING_TALLOC(home_directory, home_directory);
+       _COPY_STRING_TALLOC(home_drive, home_drive);
+       _COPY_STRING_TALLOC(logon_server, logon_server);
+       _COPY_STRING_TALLOC(domain_name, logon_domain);
+#undef _COPY_STRING_TALLOC
 
        sam->logon_count = info->logon_count;
        sam->bad_password_count = info->bad_password_count;
@@ -80,7 +91,7 @@ NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
 
        if (user_info_dc->num_sids > 2) {
                size_t i;
-               sam->groups.rids = talloc_array(sam, struct samr_RidWithAttribute,
+               sam->groups.rids = talloc_array(mem_ctx, struct samr_RidWithAttribute,
                                                user_info_dc->num_sids);
 
                if (sam->groups.rids == NULL)
@@ -106,8 +117,6 @@ NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
                sam->user_flags |= NETLOGON_GUEST;
        }
        sam->acct_flags = user_info_dc->info->acct_flags;
-       sam->logon_server.string = user_info_dc->info->logon_server;
-       sam->logon_domain.string = user_info_dc->info->domain_name;
        sam->sub_auth_status = 0;
        sam->last_successful_logon = 0;
        sam->last_failed_logon = 0;
@@ -125,61 +134,132 @@ NTSTATUS auth_convert_user_info_dc_sambaseinfo(TALLOC_CTX *mem_ctx,
                       sizeof(sam->LMSessKey.key));
        }
 
-       *_sam = sam;
-
        return NT_STATUS_OK;
 }
 
-/* Note that the validity of the _sam3 structure is only as long as
+/* Note that the validity of the _sam6 structure is only as long as
  * the user_info_dc it was generated from */
-NTSTATUS auth_convert_user_info_dc_saminfo3(TALLOC_CTX *mem_ctx,
-                                          const struct auth_user_info_dc *user_info_dc,
-                                          struct netr_SamInfo3 **_sam3)
+NTSTATUS auth_convert_user_info_dc_saminfo6(TALLOC_CTX *mem_ctx,
+                                           const struct auth_user_info_dc *user_info_dc,
+                                           struct netr_SamInfo6 **_sam6)
 {
-       struct netr_SamBaseInfo *sam;
-       struct netr_SamInfo3 *sam3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
        NTSTATUS status;
+       struct netr_SamInfo6 *sam6 = NULL;
        size_t i;
-       NT_STATUS_HAVE_NO_MEMORY(sam3);
 
-       status = auth_convert_user_info_dc_sambaseinfo(sam3, user_info_dc, &sam);
+       sam6 = talloc_zero(mem_ctx, struct netr_SamInfo6);
+       if (sam6 == NULL) {
+               return NT_STATUS_NO_MEMORY;
+       }
+
+       status = auth_convert_user_info_dc_sambaseinfo(sam6,
+                                                      user_info_dc,
+                                                      &sam6->base);
        if (!NT_STATUS_IS_OK(status)) {
-               talloc_free(sam3);
+               TALLOC_FREE(sam6);
                return status;
        }
-       sam3->base = *sam;
-       sam3->sidcount  = 0;
-       sam3->sids      = NULL;
 
-
-       sam3->sids = talloc_array(sam, struct netr_SidAttr,
+       sam6->sids = talloc_array(sam6, struct netr_SidAttr,
                                  user_info_dc->num_sids);
-       if (sam3->sids == NULL) {
-               TALLOC_FREE(sam3);
+       if (sam6->sids == NULL) {
+               TALLOC_FREE(sam6);
                return NT_STATUS_NO_MEMORY;
        }
 
        /* We don't put the user and group SIDs in there */
        for (i=2; i<user_info_dc->num_sids; i++) {
-               if (dom_sid_in_domain(sam->domain_sid, &user_info_dc->sids[i])) {
+               if (dom_sid_in_domain(sam6->base.domain_sid, &user_info_dc->sids[i])) {
                        continue;
                }
-               sam3->sids[sam3->sidcount].sid = dom_sid_dup(sam3->sids, &user_info_dc->sids[i]);
-               if (sam3->sids[sam3->sidcount].sid == NULL) {
-                       TALLOC_FREE(sam3);
+               sam6->sids[sam6->sidcount].sid = dom_sid_dup(sam6->sids, &user_info_dc->sids[i]);
+               if (sam6->sids[sam6->sidcount].sid == NULL) {
+                       TALLOC_FREE(sam6);
                        return NT_STATUS_NO_MEMORY;
                }
-               sam3->sids[sam3->sidcount].attributes =
+               sam6->sids[sam6->sidcount].attributes =
                        SE_GROUP_MANDATORY | SE_GROUP_ENABLED_BY_DEFAULT | SE_GROUP_ENABLED;
-               sam3->sidcount += 1;
+               sam6->sidcount += 1;
        }
-       if (sam3->sidcount) {
-               sam3->base.user_flags |= NETLOGON_EXTRA_SIDS;
+       if (sam6->sidcount) {
+               sam6->base.user_flags |= NETLOGON_EXTRA_SIDS;
        } else {
-               sam3->sids = NULL;
+               sam6->sids = NULL;
        }
-       *_sam3 = sam3;
 
+       if (user_info_dc->info->dns_domain_name != NULL) {
+               sam6->dns_domainname.string = talloc_strdup(sam6,
+                                       user_info_dc->info->dns_domain_name);
+               if (sam6->dns_domainname.string == NULL) {
+                       TALLOC_FREE(sam6);
+                       return NT_STATUS_NO_MEMORY;
+               }
+       }
+
+       if (user_info_dc->info->user_principal_name != NULL) {
+               sam6->principal_name.string = talloc_strdup(sam6,
+                                       user_info_dc->info->user_principal_name);
+               if (sam6->principal_name.string == NULL) {
+                       TALLOC_FREE(sam6);
+                       return NT_STATUS_NO_MEMORY;
+               }
+       }
+
+       *_sam6 = sam6;
+       return NT_STATUS_OK;
+}
+
+/* Note that the validity of the _sam2 structure is only as long as
+ * the user_info_dc it was generated from */
+NTSTATUS auth_convert_user_info_dc_saminfo2(TALLOC_CTX *mem_ctx,
+                                          const struct auth_user_info_dc *user_info_dc,
+                                          struct netr_SamInfo2 **_sam2)
+{
+       NTSTATUS status;
+       struct netr_SamInfo6 *sam6 = NULL;
+       struct netr_SamInfo2 *sam2 = NULL;
+
+       sam2 = talloc_zero(mem_ctx, struct netr_SamInfo2);
+       if (sam2 == NULL) {
+               return NT_STATUS_NO_MEMORY;
+       }
+
+       status = auth_convert_user_info_dc_saminfo6(sam2, user_info_dc, &sam6);
+       if (!NT_STATUS_IS_OK(status)) {
+               TALLOC_FREE(sam2);
+               return status;
+       }
+       sam2->base      = sam6->base;
+
+       *_sam2 = sam2;
+       return NT_STATUS_OK;
+}
+
+/* Note that the validity of the _sam3 structure is only as long as
+ * the user_info_dc it was generated from */
+NTSTATUS auth_convert_user_info_dc_saminfo3(TALLOC_CTX *mem_ctx,
+                                          const struct auth_user_info_dc *user_info_dc,
+                                          struct netr_SamInfo3 **_sam3)
+{
+       NTSTATUS status;
+       struct netr_SamInfo6 *sam6 = NULL;
+       struct netr_SamInfo3 *sam3 = NULL;
+
+       sam3 = talloc_zero(mem_ctx, struct netr_SamInfo3);
+       if (sam3 == NULL) {
+               return NT_STATUS_NO_MEMORY;
+       }
+
+       status = auth_convert_user_info_dc_saminfo6(sam3, user_info_dc, &sam6);
+       if (!NT_STATUS_IS_OK(status)) {
+               TALLOC_FREE(sam3);
+               return status;
+       }
+       sam3->base      = sam6->base;
+       sam3->sidcount  = sam6->sidcount;
+       sam3->sids      = sam6->sids;
+
+       *_sam3 = sam3;
        return NT_STATUS_OK;
 }
 
@@ -253,6 +333,41 @@ NTSTATUS make_user_info_SamBaseInfo(TALLOC_CTX *mem_ctx,
        return NT_STATUS_OK;
 }
 
+struct auth_user_info *auth_user_info_copy(TALLOC_CTX *mem_ctx,
+                                          const struct auth_user_info *src)
+{
+       struct auth_user_info *dst = NULL;
+
+       dst = talloc_zero(mem_ctx, struct auth_user_info);
+       if (dst == NULL) {
+               return NULL;
+       }
+
+       *dst = *src;
+#define _COPY_STRING(_mem, _str) do { \
+       if ((_str) != NULL) { \
+               (_str) = talloc_strdup((_mem), (_str)); \
+               if ((_str) == NULL) { \
+                       TALLOC_FREE(dst); \
+                       return NULL; \
+               } \
+       } \
+} while(0)
+       _COPY_STRING(dst, dst->account_name);
+       _COPY_STRING(dst, dst->user_principal_name);
+       _COPY_STRING(dst, dst->domain_name);
+       _COPY_STRING(dst, dst->dns_domain_name);
+       _COPY_STRING(dst, dst->full_name);
+       _COPY_STRING(dst, dst->logon_script);
+       _COPY_STRING(dst, dst->profile_path);
+       _COPY_STRING(dst, dst->home_directory);
+       _COPY_STRING(dst, dst->home_drive);
+       _COPY_STRING(dst, dst->logon_server);
+#undef _COPY_STRING
+
+       return dst;
+}
+
 /**
  * Make a user_info_dc struct from the info3 returned by a domain logon
  */
@@ -426,12 +541,17 @@ NTSTATUS make_user_info_dc_netlogon_validation(TALLOC_CTX *mem_ctx,
  */
 NTSTATUS make_user_info_dc_pac(TALLOC_CTX *mem_ctx,
                              const struct PAC_LOGON_INFO *pac_logon_info,
+                             const struct PAC_UPN_DNS_INFO *pac_upn_dns_info,
                              struct auth_user_info_dc **_user_info_dc)
 {
        uint32_t i;
        NTSTATUS nt_status;
        union netr_Validation validation;
        struct auth_user_info_dc *user_info_dc;
+       const struct PAC_DOMAIN_GROUP_MEMBERSHIP *rg = NULL;
+       size_t sidcount;
+
+       rg = &pac_logon_info->resource_groups;
 
        validation.sam3 = discard_const_p(struct netr_SamInfo3, &pac_logon_info->info3);
 
@@ -442,11 +562,19 @@ NTSTATUS make_user_info_dc_pac(TALLOC_CTX *mem_ctx,
                return nt_status;
        }
 
-       if (pac_logon_info->res_groups.count > 0) {
-               size_t sidcount;
+       if (pac_logon_info->info3.base.user_flags & NETLOGON_RESOURCE_GROUPS) {
+               rg = &pac_logon_info->resource_groups;
+       }
+
+       if (rg == NULL) {
+               *_user_info_dc = user_info_dc;
+               return NT_STATUS_OK;
+       }
+
+       if (rg->groups.count > 0) {
                /* The IDL layer would be a better place to check this, but to
                 * guard the integer addition below, we double-check */
-               if (pac_logon_info->res_groups.count > 65535) {
+               if (rg->groups.count > 65535) {
                        talloc_free(user_info_dc);
                        return NT_STATUS_INVALID_PARAMETER;
                }
@@ -456,12 +584,13 @@ NTSTATUS make_user_info_dc_pac(TALLOC_CTX *mem_ctx,
                  trusted domains, and verify that the SID
                  matches.
                */
-               if (!pac_logon_info->res_group_dom_sid) {
+               if (rg->domain_sid == NULL) {
+                       talloc_free(user_info_dc);
                        DEBUG(0, ("Cannot operate on a PAC without a resource domain SID"));
                        return NT_STATUS_INVALID_PARAMETER;
                }
 
-               sidcount = user_info_dc->num_sids + pac_logon_info->res_groups.count;
+               sidcount = user_info_dc->num_sids + rg->groups.count;
                user_info_dc->sids
                        = talloc_realloc(user_info_dc, user_info_dc->sids, struct dom_sid, sidcount);
                if (user_info_dc->sids == NULL) {
@@ -469,15 +598,39 @@ NTSTATUS make_user_info_dc_pac(TALLOC_CTX *mem_ctx,
                        return NT_STATUS_NO_MEMORY;
                }
 
-               for (i = 0; pac_logon_info->res_group_dom_sid && i < pac_logon_info->res_groups.count; i++) {
-                       user_info_dc->sids[user_info_dc->num_sids] = *pac_logon_info->res_group_dom_sid;
-                       if (!sid_append_rid(&user_info_dc->sids[user_info_dc->num_sids],
-                                           pac_logon_info->res_groups.rids[i].rid)) {
+               for (i = 0; i < rg->groups.count; i++) {
+                       bool ok;
+
+                       user_info_dc->sids[user_info_dc->num_sids] = *rg->domain_sid;
+                       ok = sid_append_rid(&user_info_dc->sids[user_info_dc->num_sids],
+                                           rg->groups.rids[i].rid);
+                       if (!ok) {
                                return NT_STATUS_INVALID_PARAMETER;
                        }
                        user_info_dc->num_sids++;
                }
        }
+
+       if (pac_upn_dns_info != NULL) {
+               user_info_dc->info->user_principal_name =
+                       talloc_strdup(user_info_dc->info,
+                                     pac_upn_dns_info->upn_name);
+               if (user_info_dc->info->user_principal_name == NULL) {
+                       return NT_STATUS_NO_MEMORY;
+               }
+
+               user_info_dc->info->dns_domain_name =
+                       talloc_strdup(user_info_dc->info,
+                                     pac_upn_dns_info->dns_domain_name);
+               if (user_info_dc->info->dns_domain_name == NULL) {
+                       return NT_STATUS_NO_MEMORY;
+               }
+
+               if (pac_upn_dns_info->flags & PAC_UPN_DNS_FLAG_CONSTRUCTED) {
+                       user_info_dc->info->user_principal_constructed = true;
+               }
+       }
+
        *_user_info_dc = user_info_dc;
        return NT_STATUS_OK;
 }