r4045: readd krb5 support defaulted to disable

use:
gensec:krb5=yes
gensec:ms_krb5=yes

to enable it

or -k on the client tools on the command line

metze
(This used to be commit 0ae5794cf44933d2554e0356baaca24c7a784f71)

6 files changed, 17 insertions, 5 deletions

diff --git a/source4/libcli/auth/clikrb5.c b/source4/libcli/auth/clikrb5.c
index b5158a038a..48e1f88503 100644
--- a/source4/libcli/auth/clikrb5.c
+++ b/source4/libcli/auth/clikrb5.c
@@ -22,6 +22,7 @@
 #include "includes.h"
 #include "system/network.h"
 #include "system/kerberos.h"
+#include "libcli/auth/kerberos.h"
 #include "system/time.h"
 
 #ifdef HAVE_KRB5
diff --git a/source4/libcli/auth/gensec.m4 b/source4/libcli/auth/gensec.m4
index dd72d967dd..9b814014ca 100644
--- a/source4/libcli/auth/gensec.m4
+++ b/source4/libcli/auth/gensec.m4
@@ -2,5 +2,5 @@ SMB_MODULE_DEFAULT(gensec_krb5, NOT)
 
 if test x"$SMB_EXT_LIB_ENABLE_KRB5" = x"YES"; then
 	/* enable this when krb5 is fully working */
-	SMB_MODULE_DEFAULT(gensec_krb5, NOT)
+	SMB_MODULE_DEFAULT(gensec_krb5, STATIC)
 fi
diff --git a/source4/libcli/auth/gensec.mk b/source4/libcli/auth/gensec.mk
index 30da8aaa0e..66abfd10b7 100644
--- a/source4/libcli/auth/gensec.mk
+++ b/source4/libcli/auth/gensec.mk
@@ -19,7 +19,7 @@ ADD_OBJ_FILES = \
 		libcli/auth/kerberos.o \
 		libcli/auth/kerberos_verify.o \
 		libcli/auth/gssapi_parse.o
-REQUIRED_SUBSYSTEMS = EXT_LIB_KRB5
+REQUIRED_SUBSYSTEMS = NDR_KRB5PAC EXT_LIB_KRB5
 # End MODULE gensec_krb5
 ################################################
 
diff --git a/source4/libcli/auth/gensec_krb5.c b/source4/libcli/auth/gensec_krb5.c
index 97025fa6c4..0f1bf8e700 100644
--- a/source4/libcli/auth/gensec_krb5.c
+++ b/source4/libcli/auth/gensec_krb5.c
@@ -512,9 +512,14 @@ static NTSTATUS gensec_krb5_update(struct gensec_security *gensec_security, TALL
 	{
 		char *principal;
 		DATA_BLOB unwrapped_in;
-		DATA_BLOB unwrapped_out;
+		DATA_BLOB unwrapped_out = data_blob(NULL, 0);
 		uint8 tok_id[2];
 
+		if (!in.data) {
+			*out = unwrapped_out;
+			return NT_STATUS_MORE_PROCESSING_REQUIRED;
+		}	
+
 		/* Parse the GSSAPI wrapping, if it's there... (win2k3 allows it to be omited) */
 		if (!gensec_gssapi_parse_krb5_wrap(out_mem_ctx, &in, &unwrapped_in, tok_id)) {
 			nt_status = ads_verify_ticket(out_mem_ctx, 
@@ -544,8 +549,11 @@ static NTSTATUS gensec_krb5_update(struct gensec_security *gensec_security, TALL
 		if (NT_STATUS_IS_OK(nt_status)) {
 			gensec_krb5_state->state_position = GENSEC_KRB5_DONE;
 			/* wrap that up in a nice GSS-API wrapping */
+#ifndef GENSEC_SEND_UNWRAPPED_KRB5
 			*out = gensec_gssapi_gen_krb5_wrap(out_mem_ctx, &unwrapped_out, TOK_ID_KRB_AP_REP);
-
+#else
+			*out = unwrapped_out;
+#endif
 			gensec_krb5_state->peer_principal = talloc_steal(gensec_krb5_state, principal);
 		}
 		return nt_status;
diff --git a/source4/libcli/auth/kerberos.c b/source4/libcli/auth/kerberos.c
index 50f2e0f24e..9510aaa7fb 100644
--- a/source4/libcli/auth/kerberos.c
+++ b/source4/libcli/auth/kerberos.c
@@ -22,6 +22,7 @@
 
 #include "includes.h"
 #include "system/kerberos.h"
+#include "libcli/auth/kerberos.h"
 #include "system/time.h"
 
 #ifdef HAVE_KRB5
diff --git a/source4/libcli/auth/kerberos_verify.c b/source4/libcli/auth/kerberos_verify.c
index 6d87cf8d8b..d00394fd79 100644
--- a/source4/libcli/auth/kerberos_verify.c
+++ b/source4/libcli/auth/kerberos_verify.c
@@ -101,7 +101,9 @@ static krb5_error_code ads_keytab_verify_ticket(krb5_context context, krb5_auth_
 		}
 		DEBUG(10, ("Checking principal: %s\n", princ_name));
 		/* Look for a CIFS ticket */
-		if (!strncasecmp(princ_name, "cifs/", 5) || (!strncasecmp(princ_name, "host/", 5))) {
+		if (!strncasecmp(princ_name, "cifs/", 5) || 
+		    !strncasecmp(princ_name, "host/", 5) ||
+		    !strncasecmp(princ_name, "ldap/", 5)) {
 #ifdef HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK
 			krb5_auth_con_setuseruserkey(context, auth_context, &kt_entry.keyblock);
 #else