#ifndef _UTIL_H_
#define _UTIL_H_ 1
-#define KRB_KEYTYPE(key) ((key)->enctype)
+#include <string.h>
+#include <errno.h>
+
+#include <krb5.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef MIN /* Usually found in <sys/param.h>. */
+#define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
+#endif
+
+#define KRB_KEY_TYPE(key) ((key)->enctype)
+#define KRB_KEY_DATA(key) ((key)->contents)
+#define KRB_KEY_LENGTH(key) ((key)->length)
+#define KRB_KEY_INIT(key) do { \
+ KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
+ KRB_KEY_DATA(key) = NULL; \
+ KRB_KEY_LENGTH(key) = 0; \
+ } while (0)
+
+enum gss_eap_token_type {
+ TOK_TYPE_NONE = 0x0000, /* no token */
+ TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
+ TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
+ TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
+ TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* draft-ietf-kitten-gss-naming */
+ TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
+ TOK_TYPE_EAP_RESP = 0x0601, /* draft-howlett-eap-gss */
+ TOK_TYPE_EAP_REQ = 0x0602, /* draft-howlett-eap-gss */
+ TOK_TYPE_GSS_CB = 0x0603, /* draft-howlett-eap-gss */
+};
+
+#define EAP_EXPORT_CONTEXT_V1 1
+
+/* util_buffer.c */
+OM_uint32
+makeStringBuffer(OM_uint32 *minor,
+ const char *string,
+ gss_buffer_t buffer);
+
+OM_uint32
+bufferToString(OM_uint32 *minor,
+ const gss_buffer_t buffer,
+ char **pString);
+
+OM_uint32
+duplicateBuffer(OM_uint32 *minor,
+ const gss_buffer_t src,
+ gss_buffer_t dst);
+
+static inline int
+bufferEqual(const gss_buffer_t b1, const gss_buffer_t b2)
+{
+ return (b1->length == b2->length &&
+ memcmp(b1->value, b2->value, b2->length) == 0);
+}
+static inline int
+bufferEqualString(const gss_buffer_t b1, const char *s)
+{
+ gss_buffer_desc b2;
+
+ b2.length = strlen(s);
+ b2.value = (char *)s;
+
+ return bufferEqual(b1, &b2);
+}
+
+/* util_cksum.c */
int
gssEapSign(krb5_context context,
krb5_cksumtype type,
int iov_count,
int *valid);
+#if 0
+OM_uint32
+gssEapEncodeGssChannelBindings(OM_uint32 *minor,
+ gss_channel_bindings_t chanBindings,
+ gss_buffer_t encodedBindings);
+#endif
+
/* util_context.c */
OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
+OM_uint32
+gssEapMakeToken(OM_uint32 *minor,
+ gss_ctx_id_t ctx,
+ const gss_buffer_t innerToken,
+ enum gss_eap_token_type tokenType,
+ gss_buffer_t outputToken);
+
+OM_uint32
+gssEapVerifyToken(OM_uint32 *minor,
+ gss_ctx_id_t ctx,
+ const gss_buffer_t inputToken,
+ enum gss_eap_token_type tokenType,
+ gss_buffer_t innerInputToken);
+
/* util_cred.c */
OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
+OM_uint32
+gssEapAcquireCred(OM_uint32 *minor,
+ const gss_name_t desiredName,
+ const gss_buffer_t password,
+ OM_uint32 timeReq,
+ const gss_OID_set desiredMechs,
+ int cred_usage,
+ gss_cred_id_t *pCred,
+ gss_OID_set *pActualMechs,
+ OM_uint32 *timeRec);
+
+int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
+
/* util_crypt.c */
int
gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
int
gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
+OM_uint32
+gssEapDeriveRfc3961Key(OM_uint32 *minor,
+ const unsigned char *key,
+ size_t keyLength,
+ krb5_enctype enctype,
+ krb5_keyblock *pKey);
+
+/* util_krb.c */
+OM_uint32
+gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
+
+OM_uint32
+rfc3961ChecksumTypeForKey(OM_uint32 *minor,
+ krb5_keyblock *key,
+ krb5_cksumtype *cksumtype);
+
+#define GSSEAP_KRB_INIT(ctx) do { \
+ OM_uint32 tmpMajor; \
+ tmpMajor = gssEapKerberosInit(minor, ctx); \
+ if (GSS_ERROR(tmpMajor)) { \
+ return tmpMajor; \
+ } \
+ } while (0)
+
/* util_mech.c */
-void
+int
gssEapInternalizeOid(const gss_OID oid,
gss_OID *const pInternalizedOid);
const gss_OID oid,
krb5_enctype *enctype);
+int
+gssEapIsMechanismOid(const gss_OID oid);
+
+int
+gssEapIsConcreteMechanismOid(const gss_OID oid);
+
+OM_uint32
+gssEapValidateMechs(OM_uint32 *minor,
+ const gss_OID_set mechs);
+
/* util_name.c */
+enum gss_eap_attribute_type {
+ ATTR_TYPE_NONE = 0,
+ ATTR_TYPE_SAML_AAA_ASSERTION = 1,
+ ATTR_TYPE_SAML_ATTR = 2,
+ ATTR_TYPE_RADIUS_AVP = 3
+};
+
+typedef OM_uint32 (*gss_eap_add_attr_cb)(OM_uint32 *minor,
+ gss_name_t name,
+ gss_buffer_t attribute,
+ void *data);
+
OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
+OM_uint32 gssEapExportName(OM_uint32 *minor,
+ const gss_name_t name,
+ gss_buffer_t exportedName,
+ int composite);
+OM_uint32 gssEapImportName(OM_uint32 *minor,
+ const gss_buffer_t input_name_buffer,
+ gss_OID input_name_type,
+ gss_name_t *output_name);
+
+enum gss_eap_attribute_type
+gssEapAttributePrefixToType(const gss_buffer_t prefix);
+gss_buffer_t
+gssEapAttributeTypeToPrefix(enum gss_eap_attribute_type type);
+OM_uint32
+decomposeAttributeName(OM_uint32 *minor,
+ const gss_buffer_t attribute,
+ gss_buffer_t prefix,
+ gss_buffer_t suffix);
+OM_uint32
+composeAttributeName(OM_uint32 *minor,
+ const gss_buffer_t prefix,
+ const gss_buffer_t suffix,
+ gss_buffer_t attribute);
/* util_oid.c */
OM_uint32
gss_OID_desc *oid,
int *suffix) ;
+OM_uint32
+duplicateOid(OM_uint32 *minor_status,
+ const gss_OID_desc * const oid,
+ gss_OID *new_oid);
+
+OM_uint32
+duplicateOidSet(OM_uint32 *minor,
+ const gss_OID_set src,
+ gss_OID_set *dst);
+
static inline int
-oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
+oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
{
- return (o1->length == o2->length &&
- memcmp(o1->elements, o2->elements, o1->length) == 0);
+ if (o1 == GSS_C_NO_OID)
+ return (o2 == GSS_C_NO_OID);
+ else if (o2 == GSS_C_NO_OID)
+ return (o1 == GSS_C_NO_OID);
+ else
+ return (o1->length == o2->length &&
+ memcmp(o1->elements, o2->elements, o1->length) == 0);
}
/* util_ordering.c */
-int
-sequenceInternalize(void **vqueue, unsigned char **buf, size_t *lenremain);
+OM_uint32
+sequenceInternalize(OM_uint32 *minor,
+ void **vqueue,
+ unsigned char **buf,
+ size_t *lenremain);
-int
-sequenceExternalize(void *vqueue, unsigned char **buf, size_t *lenremain);
+OM_uint32
+sequenceExternalize(OM_uint32 *minor,
+ void *vqueue,
+ unsigned char **buf,
+ size_t *lenremain);
-int
-sequenceSize(void *vqueue, size_t *sizep);
+size_t
+sequenceSize(void *vqueue);
-void
-sequenceFree(void **vqueue);
+OM_uint32
+sequenceFree(OM_uint32 *minor, void **vqueue);
-int
-sequenceCheck(void **vqueue, uint64_t seqnum);
+OM_uint32
+sequenceCheck(OM_uint32 *minor, void **vqueue, uint64_t seqnum);
-int
-sequenceInit(void **vqueue, uint64_t seqnum,
+OM_uint32
+sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
int do_replay, int do_sequence, int wide_nums);
/* util_token.c */
unsigned char **buf,
enum gss_eap_token_type tok_type);
-int
-verifyTokenHeader(const gss_OID_desc * mech,
+OM_uint32
+verifyTokenHeader(OM_uint32 *minor,
+ gss_OID mech,
size_t *body_size,
unsigned char **buf_in,
size_t toksize_in,
return GSS_S_FAILURE; \
} while (0)
+#include <pthread.h>
+
+#define GSSEAP_MUTEX pthread_mutex_t
+#define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
+
+#define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
+#define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
+#define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
+#define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
+
+#define GSSEAP_THREAD_KEY pthread_key_t
+#define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
+#define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
+#define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
+
+#define GSSEAP_THREAD_ONCE pthread_once_t
+#define GSSEAP_ONCE(o, i) pthread_once((o), (i))
+#define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
+
+#include "util_radius.h"
+#include "util_saml.h"
+
/* Helper functions */
static inline void
store_uint16_be(uint16_t val, void *vp)
return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
}
+static inline unsigned char *
+store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
+{
+ unsigned char *p = (unsigned char *)vp;
+
+ if (wide_nums) {
+ store_uint64_be(buffer->length, p);
+ p += 8;
+ } else {
+ store_uint32_be(buffer->length, p);
+ p += 4;
+ }
+
+ if (buffer->value != NULL) {
+ memcpy(p, buffer->value, buffer->length);
+ p += buffer->length;
+ }
+
+ return p;
+}
+
+static inline unsigned char *
+load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
+{
+ buffer->length = 0;
+ buffer->value = GSSEAP_MALLOC(length);
+ if (buffer->value == NULL)
+ return NULL;
+ buffer->length = length;
+ memcpy(buffer->value, cvp, length);
+ return (unsigned char *)cvp + length;
+}
+
+static inline unsigned char *
+store_oid(gss_OID oid, void *vp)
+{
+ gss_buffer_desc buf;
+
+ if (oid != GSS_C_NO_OID) {
+ buf.length = oid->length;
+ buf.value = oid->elements;
+ } else {
+ buf.length = 0;
+ buf.value = NULL;
+ }
+
+ return store_buffer(&buf, vp, FALSE);
+}
+
+#ifdef __cplusplus
+}
+#endif
+
#endif /* _UTIL_H_ */
projects / mech_eap.git / blobdiff