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69 #ifndef MIN /* Usually found in <sys/param.h>. */
70 #define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
73 #define KRB_KEY_TYPE(key) ((key)->enctype)
74 #define KRB_KEY_DATA(key) ((key)->contents)
75 #define KRB_KEY_LENGTH(key) ((key)->length)
76 #define KRB_KEY_INIT(key) do { \
77 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
78 KRB_KEY_DATA(key) = NULL; \
79 KRB_KEY_LENGTH(key) = 0; \
82 enum gss_eap_token_type {
83 TOK_TYPE_NONE = 0x0000, /* no token */
84 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
85 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
86 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
87 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* draft-ietf-kitten-gss-naming */
88 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
89 TOK_TYPE_EAP_RESP = 0x0601, /* draft-howlett-eap-gss */
90 TOK_TYPE_EAP_REQ = 0x0602, /* draft-howlett-eap-gss */
91 TOK_TYPE_GSS_CB = 0x0603, /* draft-howlett-eap-gss */
94 #define EAP_EXPORT_CONTEXT_V1 1
98 makeStringBuffer(OM_uint32 *minor,
100 gss_buffer_t buffer);
103 bufferToString(OM_uint32 *minor,
104 const gss_buffer_t buffer,
108 duplicateBuffer(OM_uint32 *minor,
109 const gss_buffer_t src,
113 bufferEqual(const gss_buffer_t b1, const gss_buffer_t b2)
115 return (b1->length == b2->length &&
116 memcmp(b1->value, b2->value, b2->length) == 0);
120 bufferEqualString(const gss_buffer_t b1, const char *s)
124 b2.length = strlen(s);
125 b2.value = (char *)s;
127 return bufferEqual(b1, &b2);
132 gssEapSign(krb5_context context,
136 krb5_keyusage sign_usage,
137 gss_iov_buffer_desc *iov,
141 gssEapVerify(krb5_context context,
145 krb5_keyusage sign_usage,
146 gss_iov_buffer_desc *iov,
152 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
153 gss_channel_bindings_t chanBindings,
154 gss_buffer_t encodedBindings);
158 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
159 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
162 gssEapMakeToken(OM_uint32 *minor,
164 const gss_buffer_t innerToken,
165 enum gss_eap_token_type tokenType,
166 gss_buffer_t outputToken);
169 gssEapVerifyToken(OM_uint32 *minor,
171 const gss_buffer_t inputToken,
172 enum gss_eap_token_type tokenType,
173 gss_buffer_t innerInputToken);
176 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
177 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
180 gssEapAcquireCred(OM_uint32 *minor,
181 const gss_name_t desiredName,
182 const gss_buffer_t password,
184 const gss_OID_set desiredMechs,
186 gss_cred_id_t *pCred,
187 gss_OID_set *pActualMechs,
190 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
194 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
195 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
196 gss_iov_buffer_desc *iov, int iov_count);
199 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
200 size_t rrc, krb5_keyblock *key, int usage, krb5_pointer iv,
201 gss_iov_buffer_desc *iov, int iov_count);
204 gssEapMapCryptoFlag(OM_uint32 type);
207 gssEapLocateIov(gss_iov_buffer_desc *iov,
212 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
215 size_t *assoc_data_length);
218 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
221 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
224 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
227 gssEapDeriveRfc3961Key(OM_uint32 *minor,
228 const unsigned char *key,
230 krb5_enctype enctype,
231 krb5_keyblock *pKey);
235 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
238 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
240 krb5_cksumtype *cksumtype);
242 #define GSSEAP_KRB_INIT(ctx) do { \
243 OM_uint32 tmpMajor; \
244 tmpMajor = gssEapKerberosInit(minor, ctx); \
245 if (GSS_ERROR(tmpMajor)) { \
252 gssEapInternalizeOid(const gss_OID oid,
253 gss_OID *const pInternalizedOid);
256 gssEapDefaultMech(OM_uint32 *minor,
260 gssEapIndicateMechs(OM_uint32 *minor,
264 gssEapEnctypeToOid(OM_uint32 *minor,
265 krb5_enctype enctype,
269 gssEapOidToEnctype(OM_uint32 *minor,
271 krb5_enctype *enctype);
274 gssEapIsMechanismOid(const gss_OID oid);
277 gssEapIsConcreteMechanismOid(const gss_OID oid);
280 gssEapValidateMechs(OM_uint32 *minor,
281 const gss_OID_set mechs);
284 enum gss_eap_attribute_type {
286 ATTR_TYPE_SAML_AAA_ASSERTION = 1,
287 ATTR_TYPE_SAML_ATTR = 2,
288 ATTR_TYPE_RADIUS_AVP = 3
291 typedef OM_uint32 (*gss_eap_add_attr_cb)(OM_uint32 *minor,
293 gss_buffer_t attribute,
296 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
297 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
298 OM_uint32 gssEapExportName(OM_uint32 *minor,
299 const gss_name_t name,
300 gss_buffer_t exportedName,
302 OM_uint32 gssEapImportName(OM_uint32 *minor,
303 const gss_buffer_t input_name_buffer,
304 gss_OID input_name_type,
305 gss_name_t *output_name);
307 enum gss_eap_attribute_type
308 gssEapAttributePrefixToType(const gss_buffer_t prefix);
310 gssEapAttributeTypeToPrefix(enum gss_eap_attribute_type type);
312 decomposeAttributeName(OM_uint32 *minor,
313 const gss_buffer_t attribute,
315 gss_buffer_t suffix);
317 composeAttributeName(OM_uint32 *minor,
318 const gss_buffer_t prefix,
319 const gss_buffer_t suffix,
320 gss_buffer_t attribute);
324 composeOid(OM_uint32 *minor_status,
331 decomposeOid(OM_uint32 *minor_status,
338 duplicateOid(OM_uint32 *minor_status,
339 const gss_OID_desc * const oid,
343 duplicateOidSet(OM_uint32 *minor,
344 const gss_OID_set src,
348 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
350 if (o1 == GSS_C_NO_OID)
351 return (o2 == GSS_C_NO_OID);
352 else if (o2 == GSS_C_NO_OID)
353 return (o1 == GSS_C_NO_OID);
355 return (o1->length == o2->length &&
356 memcmp(o1->elements, o2->elements, o1->length) == 0);
359 /* util_ordering.c */
361 sequenceInternalize(OM_uint32 *minor,
367 sequenceExternalize(OM_uint32 *minor,
373 sequenceSize(void *vqueue);
376 sequenceFree(OM_uint32 *minor, void **vqueue);
379 sequenceCheck(OM_uint32 *minor, void **vqueue, uint64_t seqnum);
382 sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
383 int do_replay, int do_sequence, int wide_nums);
387 tokenSize(const gss_OID_desc *mech, size_t body_size);
390 makeTokenHeader(const gss_OID_desc *mech,
393 enum gss_eap_token_type tok_type);
396 verifyTokenHeader(OM_uint32 *minor,
399 unsigned char **buf_in,
401 enum gss_eap_token_type tok_type);
404 #define GSSEAP_CALLOC(count, size) (calloc((count), (size)))
405 #define GSSEAP_FREE(ptr) (free((ptr)))
406 #define GSSEAP_MALLOC(size) (malloc((size)))
407 #define GSSEAP_REALLOC(ptr, size) (realloc((ptr), (size)))
409 #define GSSEAP_NOT_IMPLEMENTED do { \
410 assert(0 && "not implemented"); \
412 return GSS_S_FAILURE; \
417 #define GSSEAP_MUTEX pthread_mutex_t
418 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
420 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
421 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
422 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
423 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
425 #define GSSEAP_THREAD_KEY pthread_key_t
426 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
427 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
428 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
430 #define GSSEAP_THREAD_ONCE pthread_once_t
431 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
432 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
434 #include "util_radius.h"
435 #include "util_saml.h"
437 /* Helper functions */
439 store_uint16_be(uint16_t val, void *vp)
441 unsigned char *p = (unsigned char *)vp;
443 p[0] = (val >> 8) & 0xff;
444 p[1] = (val ) & 0xff;
447 static inline uint16_t
448 load_uint16_be(const void *cvp)
450 const unsigned char *p = (const unsigned char *)cvp;
452 return (p[1] | (p[0] << 8));
456 store_uint32_be(uint32_t val, void *vp)
458 unsigned char *p = (unsigned char *)vp;
460 p[0] = (val >> 24) & 0xff;
461 p[1] = (val >> 16) & 0xff;
462 p[2] = (val >> 8) & 0xff;
463 p[3] = (val ) & 0xff;
466 static inline uint32_t
467 load_uint32_be(const void *cvp)
469 const unsigned char *p = (const unsigned char *)cvp;
471 return (p[3] | (p[2] << 8)
472 | ((uint32_t) p[1] << 16)
473 | ((uint32_t) p[0] << 24));
477 store_uint64_be(uint64_t val, void *vp)
479 unsigned char *p = (unsigned char *)vp;
481 p[0] = (unsigned char)((val >> 56) & 0xff);
482 p[1] = (unsigned char)((val >> 48) & 0xff);
483 p[2] = (unsigned char)((val >> 40) & 0xff);
484 p[3] = (unsigned char)((val >> 32) & 0xff);
485 p[4] = (unsigned char)((val >> 24) & 0xff);
486 p[5] = (unsigned char)((val >> 16) & 0xff);
487 p[6] = (unsigned char)((val >> 8) & 0xff);
488 p[7] = (unsigned char)((val ) & 0xff);
491 static inline uint64_t
492 load_uint64_be(const void *cvp)
494 const unsigned char *p = (const unsigned char *)cvp;
496 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
499 static inline unsigned char *
500 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
502 unsigned char *p = (unsigned char *)vp;
505 store_uint64_be(buffer->length, p);
508 store_uint32_be(buffer->length, p);
512 if (buffer->value != NULL) {
513 memcpy(p, buffer->value, buffer->length);
520 static inline unsigned char *
521 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
524 buffer->value = GSSEAP_MALLOC(length);
525 if (buffer->value == NULL)
527 buffer->length = length;
528 memcpy(buffer->value, cvp, length);
529 return (unsigned char *)cvp + length;
532 static inline unsigned char *
533 store_oid(gss_OID oid, void *vp)
537 if (oid != GSS_C_NO_OID) {
538 buf.length = oid->length;
539 buf.value = oid->elements;
545 return store_buffer(&buf, vp, FALSE);
552 #endif /* _UTIL_H_ */