const gss_buffer_t nameBuffer,
gss_name_t *pName)
{
- OM_uint32 major, tmpMinor;
+ OM_uint32 major;
krb5_context krbContext;
krb5_principal krbPrinc;
char *service, *host;
if (host != NULL) {
*host = '\0';
host++;
- }
+ }
/* XXX this is probably NOT what we want to be doing */
*minor = krb5_sname_to_principal(krbContext, host, service,
const gss_buffer_t nameBuffer,
gss_name_t *pName)
{
- OM_uint32 major, tmpMinor;
+ OM_uint32 major;
krb5_context krbContext;
krb5_principal krbPrinc;
char *nameString;
GSSEAP_KRB_INIT(&krbContext);
- major = bufferToString(minor, nameBuffer, &nameString);
- if (GSS_ERROR(major))
- return major;
+ if (nameBuffer == GSS_C_NO_BUFFER) {
+ *minor = krb5_copy_principal(krbContext,
+ krb5_anonymous_principal(), &krbPrinc);
+ if (*minor != 0)
+ return GSS_S_FAILURE;
+ } else {
+ major = bufferToString(minor, nameBuffer, &nameString);
+ if (GSS_ERROR(major))
+ return major;
- *minor = krb5_parse_name(krbContext, nameString, &krbPrinc);
- if (*minor != 0) {
- GSSEAP_FREE(nameString);
- return GSS_S_FAILURE;
+ *minor = krb5_parse_name(krbContext, nameString, &krbPrinc);
+ if (*minor != 0) {
+ GSSEAP_FREE(nameString);
+ return GSS_S_FAILURE;
+ }
}
major = krbPrincipalToName(minor, &krbPrinc, pName);
return major;
}
-static OM_uint32
-importExportedName(OM_uint32 *minor,
- const gss_buffer_t nameBuffer,
- gss_name_t *pName)
+#define UPDATE_REMAIN(n) do { \
+ p += (n); \
+ remain -= (n); \
+ } while (0)
+
+#define CHECK_REMAIN(n) do { \
+ if (remain < (n)) { \
+ *minor = ERANGE; \
+ major = GSS_S_BAD_NAME; \
+ goto cleanup; \
+ } \
+ } while (0)
+
+OM_uint32
+gssEapImportNameInternal(OM_uint32 *minor,
+ const gss_buffer_t nameBuffer,
+ gss_name_t *pName,
+ unsigned int flags)
{
OM_uint32 major, tmpMinor;
krb5_context krbContext;
unsigned char *p;
size_t len, remain;
gss_buffer_desc buf;
- enum gss_eap_token_type tok_type;
+ enum gss_eap_token_type tokType;
gss_name_t name = GSS_C_NO_NAME;
GSSEAP_KRB_INIT(&krbContext);
p = (unsigned char *)nameBuffer->value;
remain = nameBuffer->length;
- if (remain < 6 + GSS_EAP_MECHANISM->length + 4)
- return GSS_S_BAD_NAME;
-
-#define UPDATE_REMAIN(n) do { \
- p += (n); \
- remain -= (n); \
- } while (0)
-
- /* TOK_ID */
- tok_type = load_uint16_be(p);
- if (tok_type != TOK_TYPE_EXPORT_NAME &&
- tok_type != TOK_TYPE_EXPORT_NAME_COMPOSITE)
- return GSS_S_BAD_NAME;
- UPDATE_REMAIN(2);
-
- /* MECH_OID_LEN */
- len = load_uint16_be(p);
- if (len != 2 + GSS_EAP_MECHANISM->length)
- return GSS_S_BAD_NAME;
- UPDATE_REMAIN(2);
-
- /* MECH_OID */
- if (p[0] != 0x06)
- return GSS_S_BAD_NAME;
- if (p[1] != GSS_EAP_MECHANISM->length)
- return GSS_S_BAD_MECH;
- if (memcmp(&p[2], GSS_EAP_MECHANISM->elements, GSS_EAP_MECHANISM->length))
- return GSS_S_BAD_MECH;
- UPDATE_REMAIN(2 + GSS_EAP_MECHANISM->length);
+ if (flags & EXPORT_NAME_FLAG_OID) {
+ if (remain < 6 + GSS_EAP_MECHANISM->length + 4)
+ return GSS_S_BAD_NAME;
+
+ if (flags & EXPORT_NAME_FLAG_COMPOSITE)
+ tokType = TOK_TYPE_EXPORT_NAME_COMPOSITE;
+ else
+ tokType = TOK_TYPE_EXPORT_NAME;
+
+ /* TOK_ID */
+ if (load_uint16_be(p) != tokType)
+ return GSS_S_BAD_NAME;
+ UPDATE_REMAIN(2);
+
+ /* MECH_OID_LEN */
+ len = load_uint16_be(p);
+ if (len != 2 + GSS_EAP_MECHANISM->length)
+ return GSS_S_BAD_NAME;
+ UPDATE_REMAIN(2);
+
+ /* MECH_OID */
+ if (p[0] != 0x06)
+ return GSS_S_BAD_NAME;
+ if (p[1] != GSS_EAP_MECHANISM->length)
+ return GSS_S_BAD_MECH;
+ if (memcmp(&p[2], GSS_EAP_MECHANISM->elements, GSS_EAP_MECHANISM->length))
+ return GSS_S_BAD_MECH;
+ UPDATE_REMAIN(2 + GSS_EAP_MECHANISM->length);
+ }
/* NAME_LEN */
len = load_uint32_be(p);
UPDATE_REMAIN(4);
-#define CHECK_REMAIN(n) do { \
- if (remain < (n)) { \
- *minor = ERANGE; \
- major = GSS_S_BAD_NAME; \
- goto cleanup; \
- } \
- } while (0)
-
/* NAME */
CHECK_REMAIN(len);
buf.length = len;
if (GSS_ERROR(major))
goto cleanup;
- if (tok_type == TOK_TYPE_EXPORT_NAME_COMPOSITE) {
+ if (flags & EXPORT_NAME_FLAG_COMPOSITE) {
gss_buffer_desc buf;
CHECK_REMAIN(4);
oidEqual(nameType, GSS_C_NT_HOSTBASED_SERVICE_X))
major = importServiceName(minor, nameBuffer, name);
else if (oidEqual(nameType, GSS_C_NT_EXPORT_NAME))
- major = importExportedName(minor, nameBuffer, name);
+ major = gssEapImportNameInternal(minor, nameBuffer, name,
+ EXPORT_NAME_FLAG_OID);
+#ifdef HAVE_GSS_C_NT_COMPOSITE_EXPORT
+ else if (oidEqual(nameType, GSS_C_NT_COMPOSITE_EXPORT))
+ major = gssEapImportNameInternal(minor, nameBuffer, name,
+ EXPORT_NAME_FLAG_OID |
+ EXPORT_NAME_FLAG_COMPOSITE);
+#endif
else
major = GSS_S_BAD_NAMETYPE;
OM_uint32
gssEapExportName(OM_uint32 *minor,
const gss_name_t name,
- gss_buffer_t exportedName,
- int composite)
+ gss_buffer_t exportedName)
+{
+ return gssEapExportNameInternal(minor, name, exportedName,
+ EXPORT_NAME_FLAG_OID);
+}
+
+OM_uint32
+gssEapExportNameInternal(OM_uint32 *minor,
+ const gss_name_t name,
+ gss_buffer_t exportedName,
+ unsigned int flags)
{
OM_uint32 major = GSS_S_FAILURE, tmpMinor;
krb5_context krbContext;
char *krbName = NULL;
- size_t krbNameLen;
+ size_t krbNameLen, exportedNameLen;
unsigned char *p;
gss_buffer_desc attrs = GSS_C_EMPTY_BUFFER;
}
krbNameLen = strlen(krbName);
- exportedName->length = 6 + GSS_EAP_MECHANISM->length + 4 + krbNameLen;
- if (composite) {
+ exportedNameLen = 0;
+ if (flags & EXPORT_NAME_FLAG_OID) {
+ exportedNameLen += 6 + GSS_EAP_MECHANISM->length;
+ }
+ exportedNameLen += 4 + krbNameLen;
+ if (flags & EXPORT_NAME_FLAG_COMPOSITE) {
major = gssEapExportAttrContext(minor, name, &attrs);
if (GSS_ERROR(major))
goto cleanup;
- exportedName->length += 4 + attrs.length;
+ exportedNameLen += 4 + attrs.length;
}
- exportedName->value = GSSEAP_MALLOC(exportedName->length);
+ exportedName->value = GSSEAP_MALLOC(exportedNameLen);
if (exportedName->value == NULL) {
major = GSS_S_FAILURE;
*minor = ENOMEM;
goto cleanup;
}
+ exportedName->length = exportedNameLen;
- /* TOK | MECH_OID_LEN */
p = (unsigned char *)exportedName->value;
- store_uint16_be(composite
+
+ if (flags & EXPORT_NAME_FLAG_OID) {
+ /* TOK | MECH_OID_LEN */
+ store_uint16_be((flags & EXPORT_NAME_FLAG_COMPOSITE)
? TOK_TYPE_EXPORT_NAME_COMPOSITE
: TOK_TYPE_EXPORT_NAME,
- p);
- p += 2;
- store_uint16_be(GSS_EAP_MECHANISM->length + 2, p);
- p += 2;
-
- /* MECH_OID */
- *p++ = 0x06;
- *p++ = GSS_EAP_MECHANISM->length & 0xff;
- memcpy(p, GSS_EAP_MECHANISM->elements, GSS_EAP_MECHANISM->length);
- p += GSS_EAP_MECHANISM->length;
+ p);
+ p += 2;
+ store_uint16_be(GSS_EAP_MECHANISM->length + 2, p);
+ p += 2;
+
+ /* MECH_OID */
+ *p++ = 0x06;
+ *p++ = GSS_EAP_MECHANISM->length & 0xff;
+ memcpy(p, GSS_EAP_MECHANISM->elements, GSS_EAP_MECHANISM->length);
+ p += GSS_EAP_MECHANISM->length;
+ }
/* NAME_LEN */
store_uint32_be(krbNameLen, p);
memcpy(p, krbName, krbNameLen);
p += krbNameLen;
- if (composite) {
+ if (flags & EXPORT_NAME_FLAG_COMPOSITE) {
store_uint32_be(attrs.length, p);
memcpy(&p[4], attrs.value, attrs.length);
p += 4 + attrs.length;
return major;
}
-
projects / mech_eap.orig / blobdiff