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62 #include "util_saml.h"
63 #include "util_radius.h"
65 #define KRB_KEY_TYPE(key) ((key)->enctype)
66 #define KRB_KEY_DATA(key) ((key)->contents)
67 #define KRB_KEY_LENGTH(key) ((key)->length)
68 #define KRB_KEY_INIT(key) do { \
69 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
70 KRB_KEY_DATA(key) = NULL; \
71 KRB_KEY_LENGTH(key) = 0; \
74 enum gss_eap_token_type {
75 TOK_TYPE_NONE = 0x0000, /* no token */
76 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
77 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
78 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
79 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* draft-ietf-kitten-gss-naming */
80 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
81 TOK_TYPE_EAP_RESP = 0x0601, /* draft-howlett-eap-gss */
82 TOK_TYPE_EAP_REQ = 0x0602, /* draft-howlett-eap-gss */
83 TOK_TYPE_GSS_CB = 0x0603, /* draft-howlett-eap-gss */
86 #define EAP_EXPORT_CONTEXT_V1 1
90 makeStringBuffer(OM_uint32 *minor,
95 bufferToString(OM_uint32 *minor,
96 const gss_buffer_t buffer,
100 duplicateBuffer(OM_uint32 *minor,
101 const gss_buffer_t src,
106 gssEapSign(krb5_context context,
110 krb5_keyusage sign_usage,
111 gss_iov_buffer_desc *iov,
115 gssEapVerify(krb5_context context,
119 krb5_keyusage sign_usage,
120 gss_iov_buffer_desc *iov,
126 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
127 gss_channel_bindings_t chanBindings,
128 gss_buffer_t encodedBindings);
132 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
133 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
136 gssEapMakeToken(OM_uint32 *minor,
138 const gss_buffer_t innerToken,
139 enum gss_eap_token_type tokenType,
140 gss_buffer_t outputToken);
143 gssEapVerifyToken(OM_uint32 *minor,
145 const gss_buffer_t inputToken,
146 enum gss_eap_token_type tokenType,
147 gss_buffer_t innerInputToken);
150 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
151 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
154 gssEapAcquireCred(OM_uint32 *minor,
155 const gss_name_t desiredName,
156 const gss_buffer_t password,
158 const gss_OID_set desiredMechs,
160 gss_cred_id_t *pCred,
161 gss_OID_set *pActualMechs,
164 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
168 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
169 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
170 gss_iov_buffer_desc *iov, int iov_count);
173 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
174 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
175 gss_iov_buffer_desc *iov, int iov_count);
178 gssEapMapCryptoFlag(OM_uint32 type);
181 gssEapLocateIov(gss_iov_buffer_desc *iov,
186 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
189 size_t *assoc_data_length);
192 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
195 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
198 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
201 gssEapDeriveRfc3961Key(OM_uint32 *minor,
202 const unsigned char *key,
204 krb5_enctype enctype,
205 krb5_keyblock *pKey);
209 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
212 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
214 krb5_cksumtype *cksumtype);
216 #define GSSEAP_KRB_INIT(ctx) do { \
217 OM_uint32 tmpMajor; \
218 tmpMajor = gssEapKerberosInit(minor, ctx); \
219 if (GSS_ERROR(tmpMajor)) { \
226 gssEapInternalizeOid(const gss_OID oid,
227 gss_OID *const pInternalizedOid);
230 gssEapDefaultMech(OM_uint32 *minor,
234 gssEapIndicateMechs(OM_uint32 *minor,
238 gssEapEnctypeToOid(OM_uint32 *minor,
239 krb5_enctype enctype,
243 gssEapOidToEnctype(OM_uint32 *minor,
245 krb5_enctype *enctype);
248 gssEapIsMechanismOid(const gss_OID oid);
251 gssEapIsConcreteMechanismOid(const gss_OID oid);
254 gssEapValidateMechs(OM_uint32 *minor,
255 const gss_OID_set mechs);
258 enum gss_eap_attribute_type {
260 ATTR_TYPE_SAML_AAA_ASSERTION = 1,
261 ATTR_TYPE_SAML_ATTR = 2,
262 ATTR_TYPE_RADIUS_AVP = 3
265 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
266 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
267 OM_uint32 gssEapExportName(OM_uint32 *minor,
268 const gss_name_t name,
269 gss_buffer_t exportedName,
271 OM_uint32 gssEapImportName(OM_uint32 *minor,
272 const gss_buffer_t input_name_buffer,
273 gss_OID input_name_type,
274 gss_name_t *output_name);
276 enum gss_eap_attribute_type
277 gssEapAttributePrefixToType(const gss_buffer_t prefix);
279 gssEapAttributeTypeToPrefix(enum gss_eap_attribute_type type);
281 decomposeAttributeName(OM_uint32 *minor,
282 const gss_buffer_t attribute,
284 gss_buffer_t suffix);
286 composeAttributeName(OM_uint32 *minor,
287 const gss_buffer_t prefix,
288 const gss_buffer_t suffix,
289 gss_buffer_t attribute);
293 composeOid(OM_uint32 *minor_status,
300 decomposeOid(OM_uint32 *minor_status,
307 duplicateOid(OM_uint32 *minor_status,
308 const gss_OID_desc * const oid,
312 duplicateOidSet(OM_uint32 *minor,
313 const gss_OID_set src,
317 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
319 if (o1 == GSS_C_NO_OID)
320 return (o2 == GSS_C_NO_OID);
321 else if (o2 == GSS_C_NO_OID)
322 return (o1 == GSS_C_NO_OID);
324 return (o1->length == o2->length &&
325 memcmp(o1->elements, o2->elements, o1->length) == 0);
328 /* util_ordering.c */
330 sequenceInternalize(void **vqueue, unsigned char **buf, size_t *lenremain);
333 sequenceExternalize(void *vqueue, unsigned char **buf, size_t *lenremain);
336 sequenceSize(void *vqueue);
339 sequenceFree(void **vqueue);
342 sequenceCheck(void **vqueue, uint64_t seqnum);
345 sequenceInit(void **vqueue, uint64_t seqnum,
346 int do_replay, int do_sequence, int wide_nums);
350 tokenSize(const gss_OID_desc *mech, size_t body_size);
353 makeTokenHeader(const gss_OID_desc *mech,
356 enum gss_eap_token_type tok_type);
359 verifyTokenHeader(OM_uint32 *minor,
362 unsigned char **buf_in,
364 enum gss_eap_token_type tok_type);
367 #define GSSEAP_CALLOC(count, size) (calloc((count), (size)))
368 #define GSSEAP_FREE(ptr) (free((ptr)))
369 #define GSSEAP_MALLOC(size) (malloc((size)))
370 #define GSSEAP_REALLOC(ptr, size) (realloc((ptr), (size)))
372 #define GSSEAP_NOT_IMPLEMENTED do { \
373 assert(0 && "not implemented"); \
375 return GSS_S_FAILURE; \
380 #define GSSEAP_MUTEX pthread_mutex_t
381 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
383 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
384 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
385 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
386 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
388 #define GSSEAP_THREAD_KEY pthread_key_t
389 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
390 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
391 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
393 #define GSSEAP_THREAD_ONCE pthread_once_t
394 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
395 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
397 /* Helper functions */
399 store_uint16_be(uint16_t val, void *vp)
401 unsigned char *p = (unsigned char *)vp;
403 p[0] = (val >> 8) & 0xff;
404 p[1] = (val ) & 0xff;
407 static inline uint16_t
408 load_uint16_be(const void *cvp)
410 const unsigned char *p = (const unsigned char *)cvp;
412 return (p[1] | (p[0] << 8));
416 store_uint32_be(uint32_t val, void *vp)
418 unsigned char *p = (unsigned char *)vp;
420 p[0] = (val >> 24) & 0xff;
421 p[1] = (val >> 16) & 0xff;
422 p[2] = (val >> 8) & 0xff;
423 p[3] = (val ) & 0xff;
426 static inline uint32_t
427 load_uint32_be(const void *cvp)
429 const unsigned char *p = (const unsigned char *)cvp;
431 return (p[3] | (p[2] << 8)
432 | ((uint32_t) p[1] << 16)
433 | ((uint32_t) p[0] << 24));
437 store_uint64_be(uint64_t val, void *vp)
439 unsigned char *p = (unsigned char *)vp;
441 p[0] = (unsigned char)((val >> 56) & 0xff);
442 p[1] = (unsigned char)((val >> 48) & 0xff);
443 p[2] = (unsigned char)((val >> 40) & 0xff);
444 p[3] = (unsigned char)((val >> 32) & 0xff);
445 p[4] = (unsigned char)((val >> 24) & 0xff);
446 p[5] = (unsigned char)((val >> 16) & 0xff);
447 p[6] = (unsigned char)((val >> 8) & 0xff);
448 p[7] = (unsigned char)((val ) & 0xff);
451 static inline uint64_t
452 load_uint64_be(const void *cvp)
454 const unsigned char *p = (const unsigned char *)cvp;
456 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
459 static inline unsigned char *
460 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
462 unsigned char *p = (unsigned char *)vp;
465 store_uint64_be(buffer->length, p);
468 store_uint32_be(buffer->length, p);
472 if (buffer->value != NULL) {
473 memcpy(p, buffer->value, buffer->length);
480 static inline unsigned char *
481 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
484 buffer->value = GSSEAP_MALLOC(length);
485 if (buffer->value == NULL)
487 buffer->length = length;
488 memcpy(buffer->value, cvp, length);
489 return (unsigned char *)cvp + length;
492 static inline unsigned char *
493 store_oid(gss_OID oid, void *vp)
497 if (oid != GSS_C_NO_OID) {
498 buf.length = oid->length;
499 buf.value = oid->elements;
505 return store_buffer(&buf, vp, FALSE);
507 #endif /* _UTIL_H_ */