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69 #include "util_saml.h"
71 #define KRB_KEY_TYPE(key) ((key)->enctype)
72 #define KRB_KEY_DATA(key) ((key)->contents)
73 #define KRB_KEY_LENGTH(key) ((key)->length)
74 #define KRB_KEY_INIT(key) do { \
75 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
76 KRB_KEY_DATA(key) = NULL; \
77 KRB_KEY_LENGTH(key) = 0; \
80 enum gss_eap_token_type {
81 TOK_TYPE_NONE = 0x0000, /* no token */
82 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
83 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
84 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
85 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* draft-ietf-kitten-gss-naming */
86 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
87 TOK_TYPE_EAP_RESP = 0x0601, /* draft-howlett-eap-gss */
88 TOK_TYPE_EAP_REQ = 0x0602, /* draft-howlett-eap-gss */
89 TOK_TYPE_GSS_CB = 0x0603, /* draft-howlett-eap-gss */
92 #define EAP_EXPORT_CONTEXT_V1 1
96 makeStringBuffer(OM_uint32 *minor,
101 bufferToString(OM_uint32 *minor,
102 const gss_buffer_t buffer,
106 duplicateBuffer(OM_uint32 *minor,
107 const gss_buffer_t src,
112 gssEapSign(krb5_context context,
116 krb5_keyusage sign_usage,
117 gss_iov_buffer_desc *iov,
121 gssEapVerify(krb5_context context,
125 krb5_keyusage sign_usage,
126 gss_iov_buffer_desc *iov,
132 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
133 gss_channel_bindings_t chanBindings,
134 gss_buffer_t encodedBindings);
138 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
139 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
142 gssEapMakeToken(OM_uint32 *minor,
144 const gss_buffer_t innerToken,
145 enum gss_eap_token_type tokenType,
146 gss_buffer_t outputToken);
149 gssEapVerifyToken(OM_uint32 *minor,
151 const gss_buffer_t inputToken,
152 enum gss_eap_token_type tokenType,
153 gss_buffer_t innerInputToken);
156 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
157 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
160 gssEapAcquireCred(OM_uint32 *minor,
161 const gss_name_t desiredName,
162 const gss_buffer_t password,
164 const gss_OID_set desiredMechs,
166 gss_cred_id_t *pCred,
167 gss_OID_set *pActualMechs,
170 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
174 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
175 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
176 gss_iov_buffer_desc *iov, int iov_count);
179 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
180 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
181 gss_iov_buffer_desc *iov, int iov_count);
184 gssEapMapCryptoFlag(OM_uint32 type);
187 gssEapLocateIov(gss_iov_buffer_desc *iov,
192 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
195 size_t *assoc_data_length);
198 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
201 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
204 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
207 gssEapDeriveRfc3961Key(OM_uint32 *minor,
208 const unsigned char *key,
210 krb5_enctype enctype,
211 krb5_keyblock *pKey);
215 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
218 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
220 krb5_cksumtype *cksumtype);
222 #define GSSEAP_KRB_INIT(ctx) do { \
223 OM_uint32 tmpMajor; \
224 tmpMajor = gssEapKerberosInit(minor, ctx); \
225 if (GSS_ERROR(tmpMajor)) { \
232 gssEapInternalizeOid(const gss_OID oid,
233 gss_OID *const pInternalizedOid);
236 gssEapDefaultMech(OM_uint32 *minor,
240 gssEapIndicateMechs(OM_uint32 *minor,
244 gssEapEnctypeToOid(OM_uint32 *minor,
245 krb5_enctype enctype,
249 gssEapOidToEnctype(OM_uint32 *minor,
251 krb5_enctype *enctype);
254 gssEapIsMechanismOid(const gss_OID oid);
257 gssEapIsConcreteMechanismOid(const gss_OID oid);
260 gssEapValidateMechs(OM_uint32 *minor,
261 const gss_OID_set mechs);
264 enum gss_eap_attribute_type {
266 ATTR_TYPE_SAML_AAA_ASSERTION = 1,
267 ATTR_TYPE_SAML_ATTR = 2,
268 ATTR_TYPE_RADIUS_AVP = 3
271 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
272 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
273 OM_uint32 gssEapExportName(OM_uint32 *minor,
274 const gss_name_t name,
275 gss_buffer_t exportedName,
277 OM_uint32 gssEapImportName(OM_uint32 *minor,
278 const gss_buffer_t input_name_buffer,
279 gss_OID input_name_type,
280 gss_name_t *output_name);
282 enum gss_eap_attribute_type
283 gssEapAttributePrefixToType(const gss_buffer_t prefix);
285 gssEapAttributeTypeToPrefix(enum gss_eap_attribute_type type);
287 decomposeAttributeName(OM_uint32 *minor,
288 const gss_buffer_t attribute,
290 gss_buffer_t suffix);
292 composeAttributeName(OM_uint32 *minor,
293 const gss_buffer_t prefix,
294 const gss_buffer_t suffix,
295 gss_buffer_t attribute);
299 composeOid(OM_uint32 *minor_status,
306 decomposeOid(OM_uint32 *minor_status,
313 duplicateOid(OM_uint32 *minor_status,
314 const gss_OID_desc * const oid,
318 duplicateOidSet(OM_uint32 *minor,
319 const gss_OID_set src,
323 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
325 if (o1 == GSS_C_NO_OID)
326 return (o2 == GSS_C_NO_OID);
327 else if (o2 == GSS_C_NO_OID)
328 return (o1 == GSS_C_NO_OID);
330 return (o1->length == o2->length &&
331 memcmp(o1->elements, o2->elements, o1->length) == 0);
334 /* util_ordering.c */
336 sequenceInternalize(void **vqueue, unsigned char **buf, size_t *lenremain);
339 sequenceExternalize(void *vqueue, unsigned char **buf, size_t *lenremain);
342 sequenceSize(void *vqueue);
345 sequenceFree(void **vqueue);
348 sequenceCheck(void **vqueue, uint64_t seqnum);
351 sequenceInit(void **vqueue, uint64_t seqnum,
352 int do_replay, int do_sequence, int wide_nums);
356 tokenSize(const gss_OID_desc *mech, size_t body_size);
359 makeTokenHeader(const gss_OID_desc *mech,
362 enum gss_eap_token_type tok_type);
365 verifyTokenHeader(OM_uint32 *minor,
368 unsigned char **buf_in,
370 enum gss_eap_token_type tok_type);
373 #define GSSEAP_CALLOC(count, size) (calloc((count), (size)))
374 #define GSSEAP_FREE(ptr) (free((ptr)))
375 #define GSSEAP_MALLOC(size) (malloc((size)))
376 #define GSSEAP_REALLOC(ptr, size) (realloc((ptr), (size)))
378 #define GSSEAP_NOT_IMPLEMENTED do { \
379 assert(0 && "not implemented"); \
381 return GSS_S_FAILURE; \
386 #define GSSEAP_MUTEX pthread_mutex_t
387 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
389 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
390 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
391 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
392 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
394 #define GSSEAP_THREAD_KEY pthread_key_t
395 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
396 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
397 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
399 #define GSSEAP_THREAD_ONCE pthread_once_t
400 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
401 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
403 /* Helper functions */
405 store_uint16_be(uint16_t val, void *vp)
407 unsigned char *p = (unsigned char *)vp;
409 p[0] = (val >> 8) & 0xff;
410 p[1] = (val ) & 0xff;
413 static inline uint16_t
414 load_uint16_be(const void *cvp)
416 const unsigned char *p = (const unsigned char *)cvp;
418 return (p[1] | (p[0] << 8));
422 store_uint32_be(uint32_t val, void *vp)
424 unsigned char *p = (unsigned char *)vp;
426 p[0] = (val >> 24) & 0xff;
427 p[1] = (val >> 16) & 0xff;
428 p[2] = (val >> 8) & 0xff;
429 p[3] = (val ) & 0xff;
432 static inline uint32_t
433 load_uint32_be(const void *cvp)
435 const unsigned char *p = (const unsigned char *)cvp;
437 return (p[3] | (p[2] << 8)
438 | ((uint32_t) p[1] << 16)
439 | ((uint32_t) p[0] << 24));
443 store_uint64_be(uint64_t val, void *vp)
445 unsigned char *p = (unsigned char *)vp;
447 p[0] = (unsigned char)((val >> 56) & 0xff);
448 p[1] = (unsigned char)((val >> 48) & 0xff);
449 p[2] = (unsigned char)((val >> 40) & 0xff);
450 p[3] = (unsigned char)((val >> 32) & 0xff);
451 p[4] = (unsigned char)((val >> 24) & 0xff);
452 p[5] = (unsigned char)((val >> 16) & 0xff);
453 p[6] = (unsigned char)((val >> 8) & 0xff);
454 p[7] = (unsigned char)((val ) & 0xff);
457 static inline uint64_t
458 load_uint64_be(const void *cvp)
460 const unsigned char *p = (const unsigned char *)cvp;
462 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
465 static inline unsigned char *
466 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
468 unsigned char *p = (unsigned char *)vp;
471 store_uint64_be(buffer->length, p);
474 store_uint32_be(buffer->length, p);
478 if (buffer->value != NULL) {
479 memcpy(p, buffer->value, buffer->length);
486 static inline unsigned char *
487 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
490 buffer->value = GSSEAP_MALLOC(length);
491 if (buffer->value == NULL)
493 buffer->length = length;
494 memcpy(buffer->value, cvp, length);
495 return (unsigned char *)cvp + length;
498 static inline unsigned char *
499 store_oid(gss_OID oid, void *vp)
503 if (oid != GSS_C_NO_OID) {
504 buf.length = oid->length;
505 buf.value = oid->elements;
511 return store_buffer(&buf, vp, FALSE);
518 #endif /* _UTIL_H_ */