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33 #include "krb5/gsskrb5_locl.h"
35 RCSID("$Id: set_cred_option.c 22655 2008-02-26 12:40:35Z lha $");
37 /* 1.2.752.43.13.17 */
38 static gss_OID_desc gss_krb5_ccache_name_x_oid_desc =
39 {6, rk_UNCONST("\x2a\x85\x70\x2b\x0d\x11")};
41 gss_OID GSS_KRB5_CRED_NO_CI_FLAGS_X = &gss_krb5_ccache_name_x_oid_desc;
43 /* 1.2.752.43.13.18 */
44 static gss_OID_desc gss_krb5_import_cred_x_oid_desc =
45 {6, rk_UNCONST("\x2a\x85\x70\x2b\x0d\x12")};
47 gss_OID GSS_KRB5_IMPORT_CRED_X = &gss_krb5_import_cred_x_oid_desc;
52 import_cred(OM_uint32 *minor_status,
54 gss_cred_id_t *cred_handle,
55 const gss_buffer_t value)
59 krb5_principal keytab_principal = NULL;
60 krb5_keytab keytab = NULL;
61 krb5_storage *sp = NULL;
62 krb5_ccache id = NULL;
65 if (cred_handle == NULL || *cred_handle != GSS_C_NO_CREDENTIAL) {
70 sp = krb5_storage_from_mem(value->value, value->length);
76 /* credential cache name */
77 ret = krb5_ret_string(sp, &str);
80 major_stat = GSS_S_FAILURE;
84 ret = krb5_cc_resolve(context, str, &id);
87 major_stat = GSS_S_FAILURE;
94 /* keytab principal name */
95 ret = krb5_ret_string(sp, &str);
96 if (ret == 0 && str[0])
97 ret = krb5_parse_name(context, str, &keytab_principal);
100 major_stat = GSS_S_FAILURE;
106 /* keytab principal */
107 ret = krb5_ret_string(sp, &str);
110 major_stat = GSS_S_FAILURE;
114 ret = krb5_kt_resolve(context, str, &keytab);
117 major_stat = GSS_S_FAILURE;
124 major_stat = _gsskrb5_import_cred(minor_status, id, keytab_principal,
125 keytab, cred_handle);
128 krb5_cc_close(context, id);
129 if (keytab_principal)
130 krb5_free_principal(context, keytab_principal);
132 krb5_kt_close(context, keytab);
136 krb5_storage_free(sp);
143 allowed_enctypes(OM_uint32 *minor_status,
144 krb5_context context,
145 gss_cred_id_t *cred_handle,
146 const gss_buffer_t value)
148 OM_uint32 major_stat;
151 krb5_enctype *enctypes = NULL;
152 krb5_storage *sp = NULL;
155 if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL) {
157 return GSS_S_FAILURE;
160 cred = (gsskrb5_cred)*cred_handle;
162 if ((value->length % 4) != 0) {
164 major_stat = GSS_S_FAILURE;
168 len = value->length / 4;
169 enctypes = malloc((len + 1) * 4);
170 if (enctypes == NULL) {
171 *minor_status = ENOMEM;
172 major_stat = GSS_S_FAILURE;
176 sp = krb5_storage_from_mem(value->value, value->length);
178 *minor_status = ENOMEM;
179 major_stat = GSS_S_FAILURE;
183 for (i = 0; i < len; i++) {
186 ret = krb5_ret_uint32(sp, &e);
189 major_stat = GSS_S_FAILURE;
197 free(cred->enctypes);
198 cred->enctypes = enctypes;
200 krb5_storage_free(sp);
202 return GSS_S_COMPLETE;
206 krb5_storage_free(sp);
214 no_ci_flags(OM_uint32 *minor_status,
215 krb5_context context,
216 gss_cred_id_t *cred_handle,
217 const gss_buffer_t value)
221 if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL) {
223 return GSS_S_FAILURE;
226 cred = (gsskrb5_cred)*cred_handle;
227 cred->cred_flags |= GSS_CF_NO_CI_FLAGS;
230 return GSS_S_COMPLETE;
236 _gsskrb5_set_cred_option
237 (OM_uint32 *minor_status,
238 gss_cred_id_t *cred_handle,
239 const gss_OID desired_object,
240 const gss_buffer_t value)
242 krb5_context context;
244 GSSAPI_KRB5_INIT (&context);
246 if (value == GSS_C_NO_BUFFER) {
247 *minor_status = EINVAL;
248 return GSS_S_FAILURE;
251 if (gss_oid_equal(desired_object, GSS_KRB5_IMPORT_CRED_X))
252 return import_cred(minor_status, context, cred_handle, value);
254 if (gss_oid_equal(desired_object, GSS_KRB5_SET_ALLOWABLE_ENCTYPES_X))
255 return allowed_enctypes(minor_status, context, cred_handle, value);
257 if (gss_oid_equal(desired_object, GSS_KRB5_CRED_NO_CI_FLAGS_X)) {
258 return no_ci_flags(minor_status, context, cred_handle, value);
262 *minor_status = EINVAL;
263 return GSS_S_FAILURE;