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33 #include "gssapiP_eap.h"
40 static gss_eap_attr_create_provider gssEapAttrFactories[ATTR_TYPE_MAX];
41 static gss_buffer_desc gssEapAttrPrefixes[ATTR_TYPE_MAX];
44 gss_eap_attr_ctx::registerProvider(unsigned int type,
46 gss_eap_attr_create_provider factory)
48 assert(type < ATTR_TYPE_MAX);
50 assert(gssEapAttrFactories[type] == NULL);
52 gssEapAttrFactories[type] = factory;
54 gssEapAttrPrefixes[type].value = (void *)prefix;
55 gssEapAttrPrefixes[type].length = strlen(prefix);
57 gssEapAttrPrefixes[type].value = NULL;
58 gssEapAttrPrefixes[type].length = 0;
63 gss_eap_attr_ctx::unregisterProvider(unsigned int type)
65 assert(type < ATTR_TYPE_MAX);
67 gssEapAttrFactories[type] = NULL;
68 gssEapAttrPrefixes[type].value = NULL;
69 gssEapAttrPrefixes[type].length = 0;
72 gss_eap_attr_ctx::gss_eap_attr_ctx(void)
74 for (unsigned int i = 0; i < ATTR_TYPE_MAX; i++) {
75 gss_eap_attr_provider *provider;
77 provider = (gssEapAttrFactories[i])();
79 m_providers[i] = provider;
81 /* providers should fail in constructor */
82 assert(m_providers[i] != NULL);
87 gss_eap_attr_ctx::attributePrefixToType(const gss_buffer_t prefix)
91 for (i = ATTR_TYPE_MIN; i < ATTR_TYPE_LOCAL; i++) {
92 if (bufferEqual(&gssEapAttrPrefixes[i], prefix))
96 return ATTR_TYPE_LOCAL;
100 gss_eap_attr_ctx::attributeTypeToPrefix(unsigned int type)
102 if (type < ATTR_TYPE_MIN || type >= ATTR_TYPE_LOCAL)
103 return GSS_C_NO_BUFFER;
105 return &gssEapAttrPrefixes[type];
109 * Initialize a context from an existing context.
112 gss_eap_attr_ctx::initFromExistingContext(const gss_eap_attr_ctx *manager)
116 for (unsigned int i = 0; i < ATTR_TYPE_MAX; i++) {
117 gss_eap_attr_provider *provider = m_providers[i];
119 ret = provider->initFromExistingContext(this, manager->m_providers[i]);
128 * Initialize a context from a GSS credential and context.
131 gss_eap_attr_ctx::initFromGssContext(const gss_cred_id_t cred,
132 const gss_ctx_id_t ctx)
136 for (unsigned int i = 0; i < ATTR_TYPE_MAX; i++) {
137 gss_eap_attr_provider *provider = m_providers[i];
139 ret = provider->initFromGssContext(this, cred, ctx);
148 * Initialize a context from an exported context or name token
151 gss_eap_attr_ctx::initFromBuffer(const gss_buffer_t buffer)
154 gss_eap_attr_provider *primaryProvider = getPrimaryProvider();
156 ret = primaryProvider->initFromBuffer(this, buffer);
160 for (unsigned int i = ATTR_TYPE_MIN; i < ATTR_TYPE_MAX; i++) {
161 gss_eap_attr_provider *provider = m_providers[i];
163 if (provider == primaryProvider)
166 ret = provider->initFromGssContext(this,
176 gss_eap_attr_ctx::~gss_eap_attr_ctx(void)
178 for (unsigned int i = ATTR_TYPE_MIN; i < ATTR_TYPE_MAX; i++)
179 delete m_providers[i];
182 gss_eap_attr_provider *
183 gss_eap_attr_ctx::getProvider(unsigned int type) const
185 return m_providers[type];
188 gss_eap_attr_provider *
189 gss_eap_attr_ctx::getProvider(const gss_buffer_t prefix) const
193 type = attributePrefixToType(prefix);
195 return m_providers[type];
198 gss_eap_attr_provider *
199 gss_eap_attr_ctx::getPrimaryProvider(void) const
201 return m_providers[ATTR_TYPE_RADIUS];
205 gss_eap_attr_ctx::setAttribute(int complete,
206 const gss_buffer_t attr,
207 const gss_buffer_t value)
209 gss_buffer_desc suffix = GSS_C_EMPTY_BUFFER;
211 gss_eap_attr_provider *provider;
213 decomposeAttributeName(attr, &type, &suffix);
215 provider = m_providers[type];
216 if (provider != NULL) {
217 provider->setAttribute(complete,
218 (type == ATTR_TYPE_LOCAL) ? attr : &suffix,
225 gss_eap_attr_ctx::deleteAttribute(const gss_buffer_t attr)
227 gss_buffer_desc suffix = GSS_C_EMPTY_BUFFER;
229 gss_eap_attr_provider *provider;
231 decomposeAttributeName(attr, &type, &suffix);
233 provider = m_providers[type];
234 if (provider != NULL) {
235 provider->deleteAttribute(type == ATTR_TYPE_LOCAL ? attr : &suffix);
240 gss_eap_attr_ctx::getAttributeTypes(gss_eap_attr_enumeration_cb cb, void *data) const
245 for (i = 0; i < ATTR_TYPE_MAX; i++) {
246 ret = m_providers[i]->getAttributeTypes(cb, data);
254 struct eap_gss_get_attr_types_args {
256 gss_buffer_set_t attrs;
260 addAttribute(const gss_eap_attr_provider *provider,
261 const gss_buffer_t attribute,
264 eap_gss_get_attr_types_args *args = (eap_gss_get_attr_types_args *)data;
265 gss_buffer_t prefix = GSS_C_NO_BUFFER;
266 gss_buffer_desc qualified;
267 OM_uint32 major, minor;
269 if (args->type != ATTR_TYPE_LOCAL) {
270 gss_eap_attr_ctx::composeAttributeName(args->type, attribute, &qualified);
271 major = gss_add_buffer_set_member(&minor, &qualified, &args->attrs);
272 gss_release_buffer(&minor, &qualified);
274 major = gss_add_buffer_set_member(&minor, prefix, &args->attrs);
277 return GSS_ERROR(major) == false;
281 gss_eap_attr_ctx::getAttributeTypes(gss_buffer_set_t *attrs)
283 eap_gss_get_attr_types_args args;
284 OM_uint32 major, minor;
288 major = gss_create_empty_buffer_set(&minor, attrs);
289 if (GSS_ERROR(major)) {
290 throw new std::bad_alloc;
296 for (i = 0; i < ATTR_TYPE_MAX; i++) {
299 ret = m_providers[i]->getAttributeTypes(addAttribute, (void *)&args);
305 gss_release_buffer_set(&minor, attrs);
311 gss_eap_attr_ctx::getAttribute(const gss_buffer_t attr,
315 gss_buffer_t display_value,
318 gss_buffer_desc suffix = GSS_C_EMPTY_BUFFER;
320 gss_eap_attr_provider *provider;
323 decomposeAttributeName(attr, &type, &suffix);
325 provider = m_providers[type];
327 ret = provider->getAttribute(type == ATTR_TYPE_LOCAL ? attr : &suffix,
328 authenticated, complete,
329 value, display_value, more);
335 gss_eap_attr_ctx::mapToAny(int authenticated,
336 gss_buffer_t type_id) const
339 gss_eap_attr_provider *provider;
341 type = attributePrefixToType(type_id);
343 provider = m_providers[type];
345 return provider->mapToAny(authenticated, type_id);
349 gss_eap_attr_ctx::releaseAnyNameMapping(gss_buffer_t type_id,
350 gss_any_t input) const
353 gss_eap_attr_provider *provider;
355 type = attributePrefixToType(type_id);
357 provider = m_providers[type];
359 provider->releaseAnyNameMapping(type_id, input);
363 gss_eap_attr_ctx::exportToBuffer(gss_buffer_t buffer) const
365 getPrimaryProvider()->exportToBuffer(buffer);
369 gss_eap_attr_ctx::getExpiryTime(void) const
372 time_t expiryTime = 0;
374 for (i = ATTR_TYPE_MIN; i < ATTR_TYPE_MAX; i++) {
375 time_t providerExpiryTime = m_providers[i]->getExpiryTime();
377 if (providerExpiryTime == 0)
380 if (expiryTime == 0 || providerExpiryTime < expiryTime)
381 expiryTime = providerExpiryTime;
392 mapException(OM_uint32 *minor, std::exception &e)
394 OM_uint32 major = GSS_S_FAILURE;
396 /* XXX TODO implement other mappings */
397 if (typeid(e) == typeid(std::bad_alloc))
403 /* rethrow for now for debugging */
411 gss_eap_attr_ctx::decomposeAttributeName(const gss_buffer_t attribute,
418 for (i = 0; i < attribute->length; i++) {
419 if (((char *)attribute->value)[i] == ' ') {
420 p = (char *)attribute->value + i + 1;
425 prefix->value = attribute->value;
428 if (p != NULL && *p != '\0') {
429 suffix->length = attribute->length - 1 - prefix->length;
433 suffix->value = NULL;
438 gss_eap_attr_ctx::composeAttributeName(const gss_buffer_t prefix,
439 const gss_buffer_t suffix)
443 if (prefix == GSS_C_NO_BUFFER || prefix->length == 0)
446 str.append((const char *)prefix->value, prefix->length);
448 if (suffix != GSS_C_NO_BUFFER) {
450 str.append((const char *)suffix->value, suffix->length);
457 gss_eap_attr_ctx::composeAttributeName(unsigned int type,
458 const gss_buffer_t suffix)
460 const gss_buffer_t prefix = attributeTypeToPrefix(type);
462 return composeAttributeName(prefix, suffix);
466 gss_eap_attr_ctx::composeAttributeName(const gss_buffer_t prefix,
467 const gss_buffer_t suffix,
468 gss_buffer_t attribute)
470 std::string str = composeAttributeName(prefix, suffix);
472 if (str.length() != 0) {
473 return duplicateBuffer(str, attribute);
475 attribute->length = 0;
476 attribute->value = NULL;
481 gss_eap_attr_ctx::decomposeAttributeName(const gss_buffer_t attribute,
485 gss_buffer_desc prefix = GSS_C_EMPTY_BUFFER;
487 decomposeAttributeName(attribute, &prefix, suffix);
488 *type = attributePrefixToType(&prefix);
492 gss_eap_attr_ctx::composeAttributeName(unsigned int type,
493 const gss_buffer_t suffix,
494 gss_buffer_t attribute)
496 gss_buffer_t prefix = attributeTypeToPrefix(type);
498 return composeAttributeName(prefix, suffix, attribute);
502 gssEapInquireName(OM_uint32 *minor,
506 gss_buffer_set_t *attrs)
508 if (name->attrCtx == NULL)
509 return GSS_S_UNAVAILABLE;
512 if (!name->attrCtx->getAttributeTypes(attrs))
513 return GSS_S_UNAVAILABLE;
514 } catch (std::exception &e) {
515 return mapException(minor, e);
518 return GSS_S_COMPLETE;
522 gssEapGetNameAttribute(OM_uint32 *minor,
528 gss_buffer_t display_value,
539 if (display_value != NULL) {
540 display_value->length = 0;
541 display_value->value = NULL;
544 if (name->attrCtx == NULL)
545 return GSS_S_UNAVAILABLE;
548 if (!name->attrCtx->getAttribute(attr, authenticated, complete,
549 value, display_value, more))
550 return GSS_S_UNAVAILABLE;
551 } catch (std::exception &e) {
552 return mapException(minor, e);
555 return GSS_S_COMPLETE;
559 gssEapDeleteNameAttribute(OM_uint32 *minor,
563 if (name->attrCtx == NULL)
564 return GSS_S_UNAVAILABLE;
567 name->attrCtx->deleteAttribute(attr);
568 } catch (std::exception &ex) {
569 return mapException(minor, ex);
572 return GSS_S_COMPLETE;
576 gssEapSetNameAttribute(OM_uint32 *minor,
582 if (name->attrCtx == NULL)
583 return GSS_S_UNAVAILABLE;
586 name->attrCtx->setAttribute(complete, attr, value);
587 } catch (std::exception &ex) {
588 return mapException(minor, ex);
591 return GSS_S_COMPLETE;
595 gssEapExportAttrContext(OM_uint32 *minor,
599 if (name->attrCtx == NULL) {
601 buffer->value = NULL;
603 return GSS_S_COMPLETE;
607 name->attrCtx->exportToBuffer(buffer);
608 } catch (std::exception &e) {
609 return mapException(minor, e);
612 return GSS_S_COMPLETE;
616 gssEapImportAttrContext(OM_uint32 *minor,
620 gss_eap_attr_ctx *ctx = NULL;
622 assert(name->attrCtx == NULL);
624 if (buffer->length != 0) {
626 ctx = new gss_eap_attr_ctx();
628 if (!ctx->initFromBuffer(buffer)) {
630 return GSS_S_DEFECTIVE_TOKEN;
633 } catch (std::exception &e) {
635 return mapException(minor, e);
639 return GSS_S_COMPLETE;
643 gssEapDuplicateAttrContext(OM_uint32 *minor,
647 gss_eap_attr_ctx *ctx = NULL;
649 assert(out->attrCtx == NULL);
652 if (in->attrCtx != NULL) {
653 ctx = new gss_eap_attr_ctx();
654 if (!ctx->initFromExistingContext(in->attrCtx)) {
656 return GSS_S_FAILURE;
660 } catch (std::exception &e) {
662 return mapException(minor, e);
665 return GSS_S_COMPLETE;
669 gssEapMapNameToAny(OM_uint32 *minor,
672 gss_buffer_t type_id,
675 if (name->attrCtx == NULL)
676 return GSS_S_UNAVAILABLE;
679 *output = name->attrCtx->mapToAny(authenticated, type_id);
680 } catch (std::exception &e) {
681 return mapException(minor, e);
684 return GSS_S_COMPLETE;
688 gssEapReleaseAnyNameMapping(OM_uint32 *minor,
690 gss_buffer_t type_id,
693 if (name->attrCtx == NULL)
694 return GSS_S_UNAVAILABLE;
698 name->attrCtx->releaseAnyNameMapping(type_id, *input);
700 } catch (std::exception &e) {
701 return mapException(minor, e);
704 return GSS_S_COMPLETE;
708 gssEapReleaseAttrContext(OM_uint32 *minor,
711 if (name->attrCtx != NULL)
712 delete name->attrCtx;
714 return GSS_S_COMPLETE;
718 gssEapAttrProvidersInit(OM_uint32 *minor)
721 if (gss_eap_radius_attr_provider::init() &&
722 gss_eap_saml_assertion_provider::init() &&
723 gss_eap_saml_attr_provider::init() &&
724 gss_eap_shib_attr_provider::init())
725 return GSS_S_COMPLETE;
726 } catch (std::exception &e) {
727 return mapException(minor, e);
730 return GSS_S_FAILURE;
734 gssEapAttrProvidersFinalize(OM_uint32 *minor)
737 gss_eap_shib_attr_provider::finalize();
738 gss_eap_saml_attr_provider::finalize();
739 gss_eap_saml_assertion_provider::finalize();
740 gss_eap_radius_attr_provider::finalize();
741 } catch (std::exception &e) {
742 return mapException(minor, e);
745 return GSS_S_COMPLETE;
748 struct gss_eap_attr_ctx *
749 gssEapCreateAttrContext(gss_cred_id_t gssCred,
752 gss_eap_attr_ctx *ctx;
754 assert(gssCtx != GSS_C_NO_CONTEXT);
756 ctx = new gss_eap_attr_ctx();
757 if (!ctx->initFromGssContext(gssCred, gssCtx)) {
762 gssCtx->expiryTime = ctx->getExpiryTime();