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34 * glue routine for _gsskrb5_inquire_sec_context_by_oid
37 #include "gsskrb5_locl.h"
40 get_bool(OM_uint32 *minor_status,
41 const gss_buffer_t value,
44 if (value->value == NULL || value->length != 1) {
45 *minor_status = EINVAL;
48 *flag = *((const char *)value->value) != 0;
49 return GSS_S_COMPLETE;
53 get_string(OM_uint32 *minor_status,
54 const gss_buffer_t value,
57 if (value == NULL || value->length == 0) {
60 *str = malloc(value->length + 1);
63 return GSS_S_UNAVAILABLE;
65 memcpy(*str, value->value, value->length);
66 (*str)[value->length] = '\0';
68 return GSS_S_COMPLETE;
72 get_int32(OM_uint32 *minor_status,
73 const gss_buffer_t value,
77 if (value == NULL || value->length == 0)
79 else if (value->length == sizeof(*ret))
80 memcpy(ret, value->value, sizeof(*ret));
82 return GSS_S_UNAVAILABLE;
84 return GSS_S_COMPLETE;
88 set_int32(OM_uint32 *minor_status,
89 const gss_buffer_t value,
93 if (value->length == sizeof(set))
94 memcpy(value->value, &set, sizeof(set));
96 return GSS_S_UNAVAILABLE;
98 return GSS_S_COMPLETE;
101 OM_uint32 GSSAPI_CALLCONV
102 _gsskrb5_set_sec_context_option
103 (OM_uint32 *minor_status,
104 gss_ctx_id_t *context_handle,
105 const gss_OID desired_object,
106 const gss_buffer_t value)
108 krb5_context context;
111 GSSAPI_KRB5_INIT (&context);
113 if (value == GSS_C_NO_BUFFER) {
114 *minor_status = EINVAL;
115 return GSS_S_FAILURE;
118 if (gss_oid_equal(desired_object, GSS_KRB5_COMPAT_DES3_MIC_X)) {
122 if (*context_handle == GSS_C_NO_CONTEXT) {
123 *minor_status = EINVAL;
124 return GSS_S_NO_CONTEXT;
127 maj_stat = get_bool(minor_status, value, &flag);
128 if (maj_stat != GSS_S_COMPLETE)
131 ctx = (gsskrb5_ctx)*context_handle;
132 HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
134 ctx->more_flags |= COMPAT_OLD_DES3;
136 ctx->more_flags &= ~COMPAT_OLD_DES3;
137 ctx->more_flags |= COMPAT_OLD_DES3_SELECTED;
138 HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
139 return GSS_S_COMPLETE;
140 } else if (gss_oid_equal(desired_object, GSS_KRB5_SET_DNS_CANONICALIZE_X)) {
143 maj_stat = get_bool(minor_status, value, &flag);
144 if (maj_stat != GSS_S_COMPLETE)
147 krb5_set_dns_canonicalize_hostname(context, flag);
148 return GSS_S_COMPLETE;
150 } else if (gss_oid_equal(desired_object, GSS_KRB5_REGISTER_ACCEPTOR_IDENTITY_X)) {
153 maj_stat = get_string(minor_status, value, &str);
154 if (maj_stat != GSS_S_COMPLETE)
157 maj_stat = _gsskrb5_register_acceptor_identity(minor_status, str);
162 } else if (gss_oid_equal(desired_object, GSS_KRB5_SET_DEFAULT_REALM_X)) {
165 maj_stat = get_string(minor_status, value, &str);
166 if (maj_stat != GSS_S_COMPLETE)
170 return GSS_S_CALL_INACCESSIBLE_READ;
173 krb5_set_default_realm(context, str);
177 return GSS_S_COMPLETE;
179 } else if (gss_oid_equal(desired_object, GSS_KRB5_SEND_TO_KDC_X)) {
181 if (value == NULL || value->length == 0) {
182 krb5_set_send_to_kdc_func(context, NULL, NULL);
184 struct gsskrb5_send_to_kdc c;
186 if (value->length != sizeof(c)) {
187 *minor_status = EINVAL;
188 return GSS_S_FAILURE;
190 memcpy(&c, value->value, sizeof(c));
191 krb5_set_send_to_kdc_func(context,
192 (krb5_send_to_kdc_func)c.func,
197 return GSS_S_COMPLETE;
198 } else if (gss_oid_equal(desired_object, GSS_KRB5_CCACHE_NAME_X)) {
201 maj_stat = get_string(minor_status, value, &str);
202 if (maj_stat != GSS_S_COMPLETE)
206 return GSS_S_CALL_INACCESSIBLE_READ;
209 *minor_status = krb5_cc_set_default_name(context, str);
212 return GSS_S_FAILURE;
214 return GSS_S_COMPLETE;
215 } else if (gss_oid_equal(desired_object, GSS_KRB5_SET_TIME_OFFSET_X)) {
219 maj_stat = get_int32(minor_status, value, &offset);
220 if (maj_stat != GSS_S_COMPLETE)
223 t = time(NULL) + offset;
225 krb5_set_real_time(context, t, 0);
228 return GSS_S_COMPLETE;
229 } else if (gss_oid_equal(desired_object, GSS_KRB5_GET_TIME_OFFSET_X)) {
236 krb5_us_timeofday (context, &sec, &usec);
238 maj_stat = set_int32(minor_status, value, sec - t);
239 if (maj_stat != GSS_S_COMPLETE)
243 return GSS_S_COMPLETE;
244 } else if (gss_oid_equal(desired_object, GSS_KRB5_PLUGIN_REGISTER_X)) {
245 struct gsskrb5_krb5_plugin c;
247 if (value->length != sizeof(c)) {
248 *minor_status = EINVAL;
249 return GSS_S_FAILURE;
251 memcpy(&c, value->value, sizeof(c));
252 krb5_plugin_register(context, c.type, c.name, c.symbol);
255 return GSS_S_COMPLETE;
258 *minor_status = EINVAL;
259 return GSS_S_FAILURE;