#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <dlfcn.h>
#include "dy_framework.h"
#pragma mark -
#pragma mark IOKit.framework APIs
static void *
__loadIOKit(void) {
static void *image = NULL;
if (NULL == image) {
const char *framework = "/System/Library/Frameworks/IOKit.framework/IOKit";
struct stat statbuf;
const char *suffix = getenv("DYLD_IMAGE_SUFFIX");
char path[MAXPATHLEN];
strlcpy(path, framework, sizeof(path));
if (suffix) strlcat(path, suffix, sizeof(path));
if (0 <= stat(path, &statbuf)) {
image = dlopen(path, RTLD_LAZY | RTLD_LOCAL);
} else {
image = dlopen(framework, RTLD_LAZY | RTLD_LOCAL);
}
}
return (void *)image;
}
__private_extern__ CFMutableDictionaryRef
_IOBSDNameMatching(mach_port_t masterPort, uint32_t options, const char *bsdName)
{
#undef IOBSDNameMatching
static typeof (IOBSDNameMatching) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOBSDNameMatching");
}
return dyfunc ? dyfunc(masterPort, options, bsdName) : NULL;
}
__private_extern__ io_object_t
_IOIteratorNext(io_iterator_t iterator)
{
#undef IOIteratorNext
static typeof (IOIteratorNext) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOIteratorNext");
}
return dyfunc ? dyfunc(iterator) : 0;
}
__private_extern__ kern_return_t
_IOMasterPort(mach_port_t bootstrapPort, mach_port_t *masterPort)
{
#undef IOMasterPort
static typeof (IOMasterPort) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOMasterPort");
}
return dyfunc ? dyfunc(bootstrapPort, masterPort) : KERN_FAILURE;
}
__private_extern__ boolean_t
_IOObjectConformsTo(io_object_t object, const io_name_t className)
{
#undef IOObjectConformsTo
static typeof (IOObjectConformsTo) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOObjectConformsTo");
}
return dyfunc ? dyfunc(object, className) : FALSE;
}
__private_extern__ boolean_t
_IOObjectGetClass(io_object_t object, io_name_t className)
{
#undef IOObjectGetClass
static typeof (IOObjectGetClass) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOObjectGetClass");
}
return dyfunc ? dyfunc(object, className) : FALSE;
}
__private_extern__ kern_return_t
_IOObjectRelease(io_object_t object)
{
#undef IOObjectRelease
static typeof (IOObjectRelease) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOObjectRelease");
}
return dyfunc ? dyfunc(object) : KERN_FAILURE;
}
__private_extern__ CFTypeRef
_IORegistryEntryCreateCFProperty(io_registry_entry_t entry, CFStringRef key, CFAllocatorRef allocator, IOOptionBits options)
{
#undef IORegistryEntryCreateCFProperty
static typeof (IORegistryEntryCreateCFProperty) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryCreateCFProperty");
}
return dyfunc ? dyfunc(entry, key, allocator, options) : NULL;
}
__private_extern__ kern_return_t
_IORegistryEntryCreateCFProperties(io_registry_entry_t entry, CFMutableDictionaryRef *properties, CFAllocatorRef allocator, IOOptionBits options)
{
#undef IORegistryEntryCreateCFProperties
static typeof (IORegistryEntryCreateCFProperties) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryCreateCFProperties");
}
return dyfunc ? dyfunc(entry, properties, allocator, options) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryCreateIterator(mach_port_t masterPort, const io_name_t plane, IOOptionBits options, io_iterator_t *iterator)
{
#undef IORegistryEntryCreateIterator
static typeof (IORegistryEntryCreateIterator) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryCreateIterator");
}
return dyfunc ? dyfunc(masterPort, plane, options, iterator) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryGetLocationInPlane(io_registry_entry_t entry, const io_name_t plane, io_name_t location)
{
#undef IORegistryEntryGetLocationInPlane
static typeof (IORegistryEntryGetLocationInPlane) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryGetLocationInPlane");
}
return dyfunc ? dyfunc(entry, plane, location) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryGetName(io_registry_entry_t entry, io_name_t name)
{
#undef IORegistryEntryGetName
static typeof (IORegistryEntryGetName) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryGetName");
}
return dyfunc ? dyfunc(entry, name) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryGetNameInPlane(io_registry_entry_t entry, const io_name_t plane, io_name_t name)
{
#undef IORegistryEntryGetNameInPlane
static typeof (IORegistryEntryGetNameInPlane) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryGetNameInPlane");
}
return dyfunc ? dyfunc(entry, plane, name) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryGetParentEntry(io_registry_entry_t entry, const io_name_t plane, io_registry_entry_t *parent)
{
#undef IORegistryEntryGetParentEntry
static typeof (IORegistryEntryGetParentEntry) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryGetParentEntry");
}
return dyfunc ? dyfunc(entry, plane, parent) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryGetPath(io_registry_entry_t entry, const io_name_t plane, io_string_t path)
{
#undef IORegistryEntryGetPath
static typeof (IORegistryEntryGetPath) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryGetPath");
}
return dyfunc ? dyfunc(entry, plane, path) : KERN_FAILURE;
}
__private_extern__ kern_return_t
_IORegistryEntryGetRegistryEntryID(io_registry_entry_t entry, uint64_t *entryID)
{
#undef IORegistryEntryGetRegistryEntryID
static typeof (IORegistryEntryGetRegistryEntryID) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntryGetRegistryEntryID");
}
return dyfunc ? dyfunc(entry, entryID) : KERN_FAILURE;
}
__private_extern__ CFTypeRef
_IORegistryEntrySearchCFProperty(io_registry_entry_t entry, const io_name_t plane, CFStringRef key, CFAllocatorRef allocator, IOOptionBits options)
{
#undef IORegistryEntrySearchCFProperty
static typeof (IORegistryEntrySearchCFProperty) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IORegistryEntrySearchCFProperty");
}
return dyfunc ? dyfunc(entry, plane, key, allocator, options) : NULL;
}
__private_extern__ kern_return_t
_IOServiceGetMatchingServices(mach_port_t masterPort, CFDictionaryRef matching, io_iterator_t *existing)
{
#undef IOServiceGetMatchingServices
static typeof (IOServiceGetMatchingServices) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOServiceGetMatchingServices");
}
return dyfunc ? dyfunc(masterPort, matching, existing) : KERN_FAILURE;
}
__private_extern__ CFMutableDictionaryRef
_IOServiceMatching(const char *name)
{
#undef IOServiceMatching
static typeof (IOServiceMatching) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadIOKit();
if (image) dyfunc = dlsym(image, "IOServiceMatching");
}
return dyfunc ? dyfunc(name) : NULL;
}
#pragma mark -
#pragma mark Security.framework APIs
static void *
__loadSecurity(void) {
static void *image = NULL;
if (NULL == image) {
const char *framework = "/System/Library/Frameworks/Security.framework/Security";
struct stat statbuf;
const char *suffix = getenv("DYLD_IMAGE_SUFFIX");
char path[MAXPATHLEN];
strlcpy(path, framework, sizeof(path));
if (suffix) strlcat(path, suffix, sizeof(path));
if (0 <= stat(path, &statbuf)) {
image = dlopen(path, RTLD_LAZY | RTLD_LOCAL);
} else {
image = dlopen(framework, RTLD_LAZY | RTLD_LOCAL);
}
}
return (void *)image;
}
#define SECURITY_FRAMEWORK_EXTERN(t, s) \
__private_extern__ t \
_ ## s() \
{ \
static t *dysym = NULL; \
if (!dysym) { \
void *image = __loadSecurity(); \
if (image) dysym = dlsym(image, #s ); \
} \
return (dysym != NULL) ? *dysym : NULL; \
}
#if !TARGET_OS_IPHONE
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecAttrService)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecClass)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecClassGenericPassword)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecMatchLimit)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecMatchLimitAll)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecMatchSearchList)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecReturnRef)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecGuestAttributePid)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecCodeInfoIdentifier)
SECURITY_FRAMEWORK_EXTERN(CFTypeRef, kSecCodeInfoUnique)
__private_extern__ OSStatus
_AuthorizationMakeExternalForm(AuthorizationRef authorization, AuthorizationExternalForm *extForm)
{
#undef AuthorizationMakeExternalForm
static typeof (AuthorizationMakeExternalForm) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "AuthorizationMakeExternalForm");
}
return dyfunc ? dyfunc(authorization, extForm) : -1;
}
__private_extern__ OSStatus
_SecAccessCreate(CFStringRef descriptor, CFArrayRef trustedlist, SecAccessRef *accessRef)
{
#undef SecAccessCreate
static typeof (SecAccessCreate) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecAccessCreate");
}
return dyfunc ? dyfunc(descriptor, trustedlist, accessRef) : -1;
}
#if (__MAC_OS_X_VERSION_MIN_REQUIRED < 1070)
__private_extern__ OSStatus
_SecAccessCreateFromOwnerAndACL(const CSSM_ACL_OWNER_PROTOTYPE *owner, uint32 aclCount, const CSSM_ACL_ENTRY_INFO *acls, SecAccessRef *accessRef)
{
#undef SecAccessCreateFromOwnerAndACL
static typeof (SecAccessCreateFromOwnerAndACL) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecAccessCreateFromOwnerAndACL");
}
return dyfunc ? dyfunc(owner, aclCount, acls, accessRef) : -1;
}
#else // (__MAC_OS_X_VERSION_MIN_REQUIRED < 1070)
__private_extern__ SecAccessRef
_SecAccessCreateWithOwnerAndACL(uid_t userId, gid_t groupId, SecAccessOwnerType ownerType, CFArrayRef acls, CFErrorRef *error)
{
#undef SecAccessCreateWithOwnerAndACL
static typeof (SecAccessCreateWithOwnerAndACL) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecAccessCreateWithOwnerAndACL");
}
return dyfunc ? dyfunc(userId, groupId, ownerType, acls, error) : NULL;
}
#endif // (__MAC_OS_X_VERSION_MIN_REQUIRED < 1070)
__private_extern__ OSStatus
_SecItemCopyMatching(CFDictionaryRef query, CFTypeRef *result)
{
#undef SecItemCopyMatching
static typeof (SecItemCopyMatching) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecItemCopyMatching");
}
return dyfunc ? dyfunc(query, result) : -1;
}
__private_extern__ OSStatus
_SecKeychainCopyDomainDefault(SecPreferencesDomain domain, SecKeychainRef *keychain)
{
#undef SecKeychainCopyDomainDefault
static typeof (SecKeychainCopyDomainDefault) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainCopyDomainDefault");
}
return dyfunc ? dyfunc(domain, keychain) : -1;
}
__private_extern__ OSStatus
_SecKeychainGetPreferenceDomain(SecPreferencesDomain *domain)
{
#undef SecKeychainGetPreferenceDomain
static typeof (SecKeychainGetPreferenceDomain) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainGetPreferenceDomain");
}
return dyfunc ? dyfunc(domain) : -1;
}
__private_extern__ OSStatus
_SecKeychainOpen(const char *pathName, SecKeychainRef *keychain)
{
#undef SecKeychainOpen
static typeof (SecKeychainOpen) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainOpen");
}
return dyfunc ? dyfunc(pathName, keychain) : -1;
}
__private_extern__ OSStatus
_SecKeychainSetDomainDefault(SecPreferencesDomain domain, SecKeychainRef keychain)
{
#undef SecKeychainSetDomainDefault
static typeof (SecKeychainSetDomainDefault) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainSetDomainDefault");
}
return dyfunc ? dyfunc(domain, keychain) : -1;
}
__private_extern__ OSStatus
_SecKeychainSetPreferenceDomain(SecPreferencesDomain domain)
{
#undef SecKeychainSetPreferenceDomain
static typeof (SecKeychainSetPreferenceDomain) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainSetPreferenceDomain");
}
return dyfunc ? dyfunc(domain) : -1;
}
__private_extern__ OSStatus
_SecKeychainItemCopyContent(SecKeychainItemRef itemRef, SecItemClass *itemClass, SecKeychainAttributeList *attrList, UInt32 *length, void **outData)
{
#undef SecKeychainItemCopyContent
static typeof (SecKeychainItemCopyContent) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainItemCopyContent");
}
return dyfunc ? dyfunc(itemRef, itemClass, attrList, length, outData) : -1;
}
__private_extern__ OSStatus
_SecKeychainItemCreateFromContent(SecItemClass itemClass, SecKeychainAttributeList *attrList, UInt32 length, const void *data, SecKeychainRef keychainRef, SecAccessRef initialAccess, SecKeychainItemRef *itemRef)
{
#undef SecKeychainItemCreateFromContent
static typeof (SecKeychainItemCreateFromContent) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainItemCreateFromContent");
}
return dyfunc ? dyfunc(itemClass, attrList, length, data, keychainRef, initialAccess, itemRef) : -1;
}
__private_extern__ OSStatus
_SecKeychainItemDelete(SecKeychainItemRef itemRef)
{
#undef SecKeychainItemDelete
static typeof (SecKeychainItemDelete) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainItemDelete");
}
return dyfunc ? dyfunc(itemRef) : -1;
}
__private_extern__ OSStatus
_SecKeychainItemFreeContent(SecKeychainAttributeList *attrList, void *data)
{
#undef SecKeychainItemFreeContent
static typeof (SecKeychainItemFreeContent) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainItemFreeContent");
}
return dyfunc ? dyfunc(attrList, data) : -1;
}
__private_extern__ OSStatus
_SecKeychainItemModifyContent(SecKeychainItemRef itemRef, const SecKeychainAttributeList *attrList, UInt32 length, const void *data)
{
#undef SecKeychainItemModifyContent
static typeof (SecKeychainItemModifyContent) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecKeychainItemModifyContent");
}
return dyfunc ? dyfunc(itemRef, attrList, length, data) : -1;
}
__private_extern__ OSStatus
_SecTrustedApplicationCreateFromPath(const char *path, SecTrustedApplicationRef *app)
{
#undef SecTrustedApplicationCreateFromPath
static typeof (SecTrustedApplicationCreateFromPath) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecTrustedApplicationCreateFromPath");
}
return dyfunc ? dyfunc(path, app) : -1;
}
#else // TARGET_OS_IPHONE
SECURITY_FRAMEWORK_EXTERN(CFStringRef, kSecPropertyKeyValue)
SECURITY_FRAMEWORK_EXTERN(CFStringRef, kSecPropertyKeyLabel)
__private_extern__ CFArrayRef
_SecCertificateCopyProperties(SecCertificateRef certRef)
{
#undef SecCertificateCopyProperties
static typeof (SecCertificateCopyProperties) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecCertificateCopyProperties");
}
return dyfunc ? dyfunc(certRef) : NULL;
}
#endif // TARGET_OS_IPHONE
__private_extern__ SecCertificateRef
_SecCertificateCreateWithData(CFAllocatorRef allocator, CFDataRef data)
{
#undef SecCertificateCreateWithData
static typeof (SecCertificateCreateWithData) *dyfunc = NULL;
if (!dyfunc) {
void *image = __loadSecurity();
if (image) dyfunc = dlsym(image, "SecCertificateCreateWithData");
}
return dyfunc ? dyfunc(allocator, data) : NULL;
}