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-rw-r--r--source4/dsdb/samdb/cracknames.c54
1 files changed, 29 insertions, 25 deletions
diff --git a/source4/dsdb/samdb/cracknames.c b/source4/dsdb/samdb/cracknames.c
index 56655ffaeb..0c0fb82de1 100644
--- a/source4/dsdb/samdb/cracknames.c
+++ b/source4/dsdb/samdb/cracknames.c
@@ -27,7 +27,6 @@
#include "rpc_server/common/common.h"
#include <ldb.h>
#include <ldb_errors.h>
-#include "system/kerberos.h"
#include "auth/kerberos/kerberos.h"
#include "libcli/ldap/ldap_ndr.h"
#include "libcli/security/security.h"
@@ -66,7 +65,7 @@ static WERROR dns_domain_from_principal(TALLOC_CTX *mem_ctx, struct smb_krb5_con
}
/* This isn't an allocation assignemnt, so it is free'ed with the krb5_free_principal */
- realm = krb5_principal_get_realm(smb_krb5_context->krb5_context, principal);
+ realm = smb_krb5_principal_get_realm(smb_krb5_context->krb5_context, principal);
info1->dns_domain_name = talloc_strdup(mem_ctx, realm);
krb5_free_principal(smb_krb5_context->krb5_context, principal);
@@ -186,6 +185,7 @@ static WERROR DsCrackNameSPNAlias(struct ldb_context *sam_ctx, TALLOC_CTX *mem_c
WERROR wret;
krb5_error_code ret;
krb5_principal principal;
+ krb5_data *component;
const char *service, *dns_name;
char *new_service;
char *new_princ;
@@ -204,13 +204,17 @@ static WERROR DsCrackNameSPNAlias(struct ldb_context *sam_ctx, TALLOC_CTX *mem_c
/* grab cifs/, http/ etc */
/* This is checked for in callers, but be safe */
- if (principal->name.name_string.len < 2) {
+ if (krb5_princ_size(smb_krb5_context->krb5_context, principal) < 2) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_OK;
}
- service = principal->name.name_string.val[0];
- dns_name = principal->name.name_string.val[1];
+ component = krb5_princ_component(smb_krb5_context->krb5_context,
+ principal, 0);
+ service = (const char *)component->data;
+ component = krb5_princ_component(smb_krb5_context->krb5_context,
+ principal, 1);
+ dns_name = (const char *)component->data;
/* MAP it */
namestatus = LDB_lookup_spn_alias(smb_krb5_context->krb5_context,
@@ -232,26 +236,16 @@ static WERROR DsCrackNameSPNAlias(struct ldb_context *sam_ctx, TALLOC_CTX *mem_c
return WERR_OK;
}
- /* ooh, very nasty playing around in the Principal... */
- free(principal->name.name_string.val[0]);
- principal->name.name_string.val[0] = strdup(new_service);
- if (!principal->name.name_string.val[0]) {
- krb5_free_principal(smb_krb5_context->krb5_context, principal);
- return WERR_NOMEM;
- }
-
/* reform principal */
- ret = krb5_unparse_name_flags(smb_krb5_context->krb5_context, principal,
- KRB5_PRINCIPAL_UNPARSE_NO_REALM, &new_princ);
-
- if (ret) {
+ new_princ = talloc_asprintf(mem_ctx, "%s/%s", new_service, dns_name);
+ if (!new_princ) {
krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_NOMEM;
}
wret = DsCrackNameOneName(sam_ctx, mem_ctx, format_flags, format_offered, format_desired,
new_princ, info1);
- free(new_princ);
+ talloc_free(new_princ);
if (W_ERROR_IS_OK(wret) && (info1->status == DRSUAPI_DS_NAME_STATUS_NOT_FOUND)) {
info1->status = DRSUAPI_DS_NAME_STATUS_DOMAIN_ONLY;
info1->dns_domain_name = talloc_strdup(mem_ctx, dns_name);
@@ -295,8 +289,8 @@ static WERROR DsCrackNameUPN(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
return WERR_OK;
}
- realm = krb5_principal_get_realm(smb_krb5_context->krb5_context,
- principal);
+ realm = smb_krb5_principal_get_realm(smb_krb5_context->krb5_context,
+ principal);
ldb_ret = ldb_search(sam_ctx, mem_ctx, &domain_res,
samdb_partitions_dn(sam_ctx, mem_ctx),
@@ -607,6 +601,7 @@ WERROR DsCrackNameOneName(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
case DRSUAPI_DS_NAME_FORMAT_SERVICE_PRINCIPAL: {
krb5_principal principal;
char *unparsed_name_short;
+ krb5_data *component;
char *service;
ret = smb_krb5_init_context(mem_ctx,
@@ -619,7 +614,9 @@ WERROR DsCrackNameOneName(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
}
ret = krb5_parse_name(smb_krb5_context->krb5_context, name, &principal);
- if (ret == 0 && principal->name.name_string.len < 2) {
+ if (ret == 0 &&
+ krb5_princ_size(smb_krb5_context->krb5_context,
+ principal) < 2) {
info1->status = DRSUAPI_DS_NAME_STATUS_NOT_FOUND;
krb5_free_principal(smb_krb5_context->krb5_context, principal);
return WERR_OK;
@@ -642,12 +639,19 @@ WERROR DsCrackNameOneName(struct ldb_context *sam_ctx, TALLOC_CTX *mem_ctx,
return WERR_NOMEM;
}
- service = principal->name.name_string.val[0];
- if ((principal->name.name_string.len == 2) && (strcasecmp(service, "host") == 0)) {
+ component = krb5_princ_component(smb_krb5_context->krb5_context,
+ principal, 0);
+ service = (char *)component->data;
+ if ((krb5_princ_size(smb_krb5_context->krb5_context,
+ principal) == 2) &&
+ (strcasecmp(service, "host") == 0)) {
/* the 'cn' attribute is just the leading part of the name */
char *computer_name;
- computer_name = talloc_strndup(mem_ctx, principal->name.name_string.val[1],
- strcspn(principal->name.name_string.val[1], "."));
+ component = krb5_princ_component(
+ smb_krb5_context->krb5_context,
+ principal, 1);
+ computer_name = talloc_strndup(mem_ctx, (char *)component->data,
+ strcspn((char *)component->data, "."));
if (computer_name == NULL) {
krb5_free_principal(smb_krb5_context->krb5_context, principal);
free(unparsed_name_short);