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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,
125 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
126 gss_channel_bindings_t chanBindings,
127 gss_buffer_t encodedBindings);
130 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
131 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
134 gssEapMakeToken(OM_uint32 *minor,
136 const gss_buffer_t innerToken,
137 enum gss_eap_token_type tokenType,
138 gss_buffer_t outputToken);
141 gssEapVerifyToken(OM_uint32 *minor,
143 const gss_buffer_t inputToken,
144 enum gss_eap_token_type tokenType,
145 gss_buffer_t innerInputToken);
148 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
149 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
152 gssEapAcquireCred(OM_uint32 *minor,
153 const gss_name_t desiredName,
154 const gss_buffer_t password,
156 const gss_OID_set desiredMechs,
158 gss_cred_id_t *pCred,
159 gss_OID_set *pActualMechs,
162 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
166 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
167 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
168 gss_iov_buffer_desc *iov, int iov_count);
171 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
172 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
173 gss_iov_buffer_desc *iov, int iov_count);
176 gssEapMapCryptoFlag(OM_uint32 type);
179 gssEapLocateIov(gss_iov_buffer_desc *iov,
184 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
187 size_t *assoc_data_length);
190 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
193 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
196 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
199 gssEapDeriveRFC3961Key(OM_uint32 *minor,
200 const unsigned char *key,
202 krb5_enctype enctype,
203 krb5_keyblock *pKey);
207 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
209 #define GSSEAP_KRB_INIT(ctx) do { \
210 OM_uint32 tmpMajor; \
211 tmpMajor = gssEapKerberosInit(minor, ctx); \
212 if (GSS_ERROR(tmpMajor)) { \
219 gssEapInternalizeOid(const gss_OID oid,
220 gss_OID *const pInternalizedOid);
223 gssEapDefaultMech(OM_uint32 *minor,
227 gssEapIndicateMechs(OM_uint32 *minor,
231 gssEapEnctypeToOid(OM_uint32 *minor,
232 krb5_enctype enctype,
236 gssEapOidToEnctype(OM_uint32 *minor,
238 krb5_enctype *enctype);
241 gssEapIsMechanismOid(const gss_OID oid);
244 gssEapIsConcreteMechanismOid(const gss_OID oid);
247 gssEapValidateMechs(OM_uint32 *minor,
248 const gss_OID_set mechs);
251 enum gss_eap_attribute_type {
253 ATTR_TYPE_SAML_AAA_ASSERTION = 1,
254 ATTR_TYPE_SAML_ATTR = 2,
255 ATTR_TYPE_RADIUS_AVP = 3
258 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
259 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
260 OM_uint32 gssEapExportName(OM_uint32 *minor,
261 const gss_name_t name,
262 gss_buffer_t exportedName,
264 OM_uint32 gssEapImportName(OM_uint32 *minor,
265 const gss_buffer_t input_name_buffer,
266 gss_OID input_name_type,
267 gss_name_t *output_name);
269 enum gss_eap_attribute_type
270 gssEapAttributePrefixToType(const gss_buffer_t prefix);
272 gssEapAttributeTypeToPrefix(enum gss_eap_attribute_type type);
274 decomposeAttributeName(OM_uint32 *minor,
275 const gss_buffer_t attribute,
277 gss_buffer_t suffix);
279 composeAttributeName(OM_uint32 *minor,
280 const gss_buffer_t prefix,
281 const gss_buffer_t suffix,
282 gss_buffer_t attribute);
286 composeOid(OM_uint32 *minor_status,
293 decomposeOid(OM_uint32 *minor_status,
300 duplicateOid(OM_uint32 *minor_status,
301 const gss_OID_desc * const oid,
305 duplicateOidSet(OM_uint32 *minor,
306 const gss_OID_set src,
310 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
312 if (o1 == GSS_C_NO_OID)
313 return (o2 == GSS_C_NO_OID);
314 else if (o2 == GSS_C_NO_OID)
315 return (o1 == GSS_C_NO_OID);
317 return (o1->length == o2->length &&
318 memcmp(o1->elements, o2->elements, o1->length) == 0);
321 /* util_ordering.c */
323 sequenceInternalize(void **vqueue, unsigned char **buf, size_t *lenremain);
326 sequenceExternalize(void *vqueue, unsigned char **buf, size_t *lenremain);
329 sequenceSize(void *vqueue);
332 sequenceFree(void **vqueue);
335 sequenceCheck(void **vqueue, uint64_t seqnum);
338 sequenceInit(void **vqueue, uint64_t seqnum,
339 int do_replay, int do_sequence, int wide_nums);
343 tokenSize(const gss_OID_desc *mech, size_t body_size);
346 makeTokenHeader(const gss_OID_desc *mech,
349 enum gss_eap_token_type tok_type);
352 verifyTokenHeader(OM_uint32 *minor,
355 unsigned char **buf_in,
357 enum gss_eap_token_type tok_type);
360 #define GSSEAP_CALLOC(count, size) (calloc((count), (size)))
361 #define GSSEAP_FREE(ptr) (free((ptr)))
362 #define GSSEAP_MALLOC(size) (malloc((size)))
363 #define GSSEAP_REALLOC(ptr, size) (realloc((ptr), (size)))
365 #define GSSEAP_NOT_IMPLEMENTED do { \
366 assert(0 && "not implemented"); \
368 return GSS_S_FAILURE; \
373 #define GSSEAP_MUTEX pthread_mutex_t
374 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
376 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
377 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
378 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
379 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
381 #define GSSEAP_THREAD_KEY pthread_key_t
382 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
383 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
384 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
386 #define GSSEAP_THREAD_ONCE pthread_once_t
387 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
388 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
390 /* Helper functions */
392 store_uint16_be(uint16_t val, void *vp)
394 unsigned char *p = (unsigned char *)vp;
396 p[0] = (val >> 8) & 0xff;
397 p[1] = (val ) & 0xff;
400 static inline uint16_t
401 load_uint16_be(const void *cvp)
403 const unsigned char *p = (const unsigned char *)cvp;
405 return (p[1] | (p[0] << 8));
409 store_uint32_be(uint32_t val, void *vp)
411 unsigned char *p = (unsigned char *)vp;
413 p[0] = (val >> 24) & 0xff;
414 p[1] = (val >> 16) & 0xff;
415 p[2] = (val >> 8) & 0xff;
416 p[3] = (val ) & 0xff;
419 static inline uint32_t
420 load_uint32_be(const void *cvp)
422 const unsigned char *p = (const unsigned char *)cvp;
424 return (p[3] | (p[2] << 8)
425 | ((uint32_t) p[1] << 16)
426 | ((uint32_t) p[0] << 24));
430 store_uint64_be(uint64_t val, void *vp)
432 unsigned char *p = (unsigned char *)vp;
434 p[0] = (unsigned char)((val >> 56) & 0xff);
435 p[1] = (unsigned char)((val >> 48) & 0xff);
436 p[2] = (unsigned char)((val >> 40) & 0xff);
437 p[3] = (unsigned char)((val >> 32) & 0xff);
438 p[4] = (unsigned char)((val >> 24) & 0xff);
439 p[5] = (unsigned char)((val >> 16) & 0xff);
440 p[6] = (unsigned char)((val >> 8) & 0xff);
441 p[7] = (unsigned char)((val ) & 0xff);
444 static inline uint64_t
445 load_uint64_be(const void *cvp)
447 const unsigned char *p = (const unsigned char *)cvp;
449 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
452 static inline unsigned char *
453 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
455 unsigned char *p = (unsigned char *)vp;
458 store_uint64_be(buffer->length, p);
461 store_uint32_be(buffer->length, p);
465 if (buffer->value != NULL) {
466 memcpy(p, buffer->value, buffer->length);
473 static inline unsigned char *
474 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
477 buffer->value = GSSEAP_MALLOC(length);
478 if (buffer->value == NULL)
480 buffer->length = length;
481 memcpy(buffer->value, cvp, length);
482 return (unsigned char *)cvp + length;
485 static inline unsigned char *
486 store_oid(gss_OID oid, void *vp)
490 if (oid != GSS_C_NO_OID) {
491 buf.length = oid->length;
492 buf.value = oid->elements;
498 return store_buffer(&buf, vp, FALSE);
500 #endif /* _UTIL_H_ */