static long
NetLoadDrivers( char * dirSpec )
{
long tries;
#if NODEF
long cnt;
// Get the name of the kernel
cnt = strlen(gBootFile);
while (cnt--) {
if ((gBootFile[cnt] == '\\') || (gBootFile[cnt] == ',')) {
cnt++;
break;
}
}
#endif
// INTEL modification
sprintf(gDriverSpec, "%s%s.mkext", dirSpec, bootInfo->bootFile);
verbose("NetLoadDrivers: Loading from [%s]\n", gDriverSpec);
tries = 3;
while (tries--)
{
if (LoadDriverMKext(gDriverSpec) == 0) break;
}
if (tries == -1) return -1;
return 0;
}
static long
FileLoadMKext( const char * dirSpec, const char * extDirSpec )
{
long ret, flags;
u_int32_t time, time2;
char altDirSpec[512];
snprintf(altDirSpec, sizeof(altDirSpec), "%s%s", dirSpec, extDirSpec);
ret = GetFileInfo(altDirSpec, "Extensions.mkext", &flags, &time);
if ((ret == 0) && ((flags & kFileTypeMask) == kFileTypeFlat))
{
ret = GetFileInfo(dirSpec, "Extensions", &flags, &time2);
if ((ret != 0)
|| ((flags & kFileTypeMask) != kFileTypeDirectory)
|| (((gBootMode & kBootModeSafe) == 0) && (time == (time2 + 1))))
{
snprintf(gDriverSpec, sizeof(altDirSpec) + 18, "%sExtensions.mkext", altDirSpec);
verbose("LoadDrivers: Loading from [%s]\n", gDriverSpec);
if (LoadDriverMKext(gDriverSpec) == 0) {
return 0;
}
}
}
return -1;
}
long LoadDrivers( char * dirSpec )
{
if ( InitDriverSupport() != 0 )
return 0;
if ( gBootFileType == kNetworkDeviceType )
{
if (NetLoadDrivers(dirSpec) != 0) {
error("Could not load drivers from the network\n");
return -1;
}
}
else if ( gBootFileType == kBlockDeviceType )
{
if (gMKextName[0] != '\0')
{
verbose("LoadDrivers: Loading from [%s]\n", gMKextName);
if ( LoadDriverMKext(gMKextName) != 0 )
{
error("Could not load %s\n", gMKextName);
return -1;
}
}
else
{
strcpy(gExtensionsSpec, dirSpec);
strcat(gExtensionsSpec, "System/Library/");
FileLoadDrivers(gExtensionsSpec, 0);
}
}
else
{
return 0;
}
MatchPersonalities();
MatchLibraries();
LoadMatchedModules();
return 0;
}
static long
FileLoadDrivers( char * dirSpec, long plugin )
{
long ret, length, index, flags, time, bundleType;
const char * name;
if ( !plugin )
{
long time2;
ret = GetFileInfo(dirSpec, "Extensions.mkext", &flags, &time);
if ((ret == 0) && ((flags & kFileTypeMask) == kFileTypeFlat))
{
ret = GetFileInfo(dirSpec, "Extensions", &flags, &time2);
if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeDirectory) ||
(((gBootMode & kBootModeSafe) == 0) && (time == (time2 + 1))))
{
sprintf(gDriverSpec, "%sExtensions.mkext", dirSpec);
verbose("LoadDrivers: Loading from [%s]\n", gDriverSpec);
if (LoadDriverMKext(gDriverSpec) == 0) return 0;
}
}
strcat(dirSpec, "Extensions");
}
verbose("LoadDrivers: Loading from [%s]\n", dirSpec);
index = 0;
while (1) {
ret = GetDirEntry(dirSpec, &index, &name, &flags, &time);
if (ret == -1) break;
// Make sure this is a directory.
if ((flags & kFileTypeMask) != kFileTypeDirectory) continue;
// Make sure this is a kext.
length = strlen(name);
if (strcmp(name + length - 5, ".kext")) continue;
// Save the file name.
strcpy(gFileName, name);
// Determine the bundle type.
sprintf(gTempSpec, "%s/%s", dirSpec, gFileName);
ret = GetFileInfo(gTempSpec, "Contents", &flags, &time);
if (ret == 0) bundleType = kCFBundleType2;
else bundleType = kCFBundleType3;
if (!plugin)
sprintf(gDriverSpec, "%s/%s/%sPlugIns", dirSpec, gFileName,
(bundleType == kCFBundleType2) ? "Contents/" : "");
ret = LoadDriverPList(dirSpec, gFileName, bundleType);
if (ret != 0)
{
//printf("LoadDrivers: failed for '%s'/'%s'\n", dirSpec, gFileName);
}
if (!plugin)
ret = FileLoadDrivers(gDriverSpec, 1);
}
return 0;
}
long LoadDrivers( char * dirSpec )
{
char dirSpecExtra[1024];
if ( InitDriverSupport() != 0 ) {
return 0;
}
// Load extra drivers if a hook has been installed.
if (LoadExtraDrivers_p != NULL)
{
(*LoadExtraDrivers_p)(&FileLoadDrivers);
}
if ( gBootFileType == kNetworkDeviceType )
{
if (NetLoadDrivers(dirSpec) != 0)
{
error("Could not load drivers from the network\n");
return -1;
}
}
else if ( gBootFileType == kBlockDeviceType )
{
// First try to load Extra extensions from the ramdisk if isn't aliased as bt(0,0).
if (gRAMDiskVolume && !gRAMDiskBTAliased)
{
strcpy(dirSpecExtra, "rd(0,0)/Extra/");
FileLoadDrivers(dirSpecExtra, 0);
}
// Next try to load Extra extensions from the selected root partition.
strcpy(dirSpecExtra, "/Extra/");
if (FileLoadDrivers(dirSpecExtra, 0) != 0) {
// If failed, then try to load Extra extensions from the boot partition
// in case we have a separate booter partition or a bt(0,0) aliased ramdisk.
if ( !(gBIOSBootVolume->biosdev == gBootVolume->biosdev && gBIOSBootVolume->part_no == gBootVolume->part_no)
|| (gRAMDiskVolume && gRAMDiskBTAliased) ) {
// Next try a specfic OS version folder ie 10.5
sprintf(dirSpecExtra, "bt(0,0)/Extra/%s/", &gMacOSVersion);
if (FileLoadDrivers(dirSpecExtra, 0) != 0) {
// Next we'll try the base
strcpy(dirSpecExtra, "bt(0,0)/Extra/");
FileLoadDrivers(dirSpecExtra, 0);
}
}
}
if(!gHaveKernelCache) {
// Don't load main driver (from /System/Library/Extentions) if gHaveKernelCache is set.
// since these drivers will already be in the kernel cache.
// NOTE: when gHaveKernelCache, xnu cannot (by default) load *any* extra kexts from the bootloader.
// The /Extra code is not disabled in this case due to a kernel patch that allows for this to happen.
// Also try to load Extensions from boot helper partitions.
if (gBootVolume->flags & kBVFlagBooter) {
strcpy(dirSpecExtra, "/com.apple.boot.P/System/Library/");
if (FileLoadDrivers(dirSpecExtra, 0) != 0) {
strcpy(dirSpecExtra, "/com.apple.boot.R/System/Library/");
if (FileLoadDrivers(dirSpecExtra, 0) != 0) {
strcpy(dirSpecExtra, "/com.apple.boot.S/System/Library/");
FileLoadDrivers(dirSpecExtra, 0);
}
}
}
if (gMKextName[0] != '\0') {
verbose("LoadDrivers: Loading from [%s]\n", gMKextName);
if ( LoadDriverMKext(gMKextName) != 0 ) {
error("Could not load %s\n", gMKextName);
return -1;
}
}
else
{
if ( MAVERICKS || YOSEMITE ) // issue 352
{
strlcpy(gExtensionsSpec, dirSpec, 4087); /* 4096 - sizeof("Library/") */
strcat(gExtensionsSpec, "Library/");
FileLoadDrivers(gExtensionsSpec, 0);
}
strlcpy(gExtensionsSpec, dirSpec, 4080); /* 4096 - sizeof("System/Library/") */
strcat(gExtensionsSpec, "System/Library/");
FileLoadDrivers(gExtensionsSpec, 0);
}
}
} else {
return 0;
}
MatchPersonalities();
MatchLibraries();
LoadMatchedModules();
return 0;
}
long NBI_LoadDrivers( char * dirSpec )
{
char dirSpecExtra[1024];
if ( InitDriverSupport() != 0 )
return 0;
int step = 0;
execute_hook("ramDiskLoadDrivers", &step, NULL, NULL, NULL, NULL, NULL);
#ifdef NBP_SUPPORT
if ( get_env(envgBootFileType) == kNetworkDeviceType )
{
if (NetLoadDrivers(dirSpec) != 0)
{
error("Could not load drivers from the network\n");
return -1;
}
}
else
#endif
if ( get_env(envgBootFileType) == kBlockDeviceType )
{
verbose("Loading Recovery Extensions\n");
strlcpy(dirSpecExtra, "/Extra/RecoveryExtensions/", sizeof(dirSpecExtra));
FileLoadDrivers(dirSpecExtra, sizeof(dirSpecExtra), 0);
#ifdef BOOT_HELPER_SUPPORT
// TODO: fix this, the order does matter, and it's not correct now.
// Also try to load Extensions from boot helper partitions.
if (((BVRef)(uint32_t)get_env(envgBootVolume))->flags & kBVFlagBooter)
{
strlcpy(dirSpecExtra, "/com.apple.boot.P/System/Library/", sizeof(dirSpecExtra));
if (FileLoadDrivers(dirSpecExtra, sizeof(dirSpecExtra), 0) != 0)
{
strlcpy(dirSpecExtra, "/com.apple.boot.R/System/Library/", sizeof(dirSpecExtra));
if (FileLoadDrivers(dirSpecExtra, sizeof(dirSpecExtra), 0) != 0)
{
strlcpy(dirSpecExtra, "/com.apple.boot.S/System/Library/", sizeof(dirSpecExtra));
FileLoadDrivers(dirSpecExtra, sizeof(dirSpecExtra), 0);
}
}
}
#endif
char * MKextName = (char*)(uint32_t)get_env(envMKextName);
if (MKextName[0] != '\0')
{
verbose("LoadDrivers: Loading from [%s]\n", MKextName);
if ( LoadDriverMKext(MKextName) != 0 )
{
error("Could not load %s\n", MKextName);
return -1;
}
}
else
{
char * ExtensionsSpec = (char*)(uint32_t)get_env(envDriverExtSpec);
strlcpy(ExtensionsSpec, dirSpec, DEFAULT_DRIVER_SPEC_SIZE);
strlcat(ExtensionsSpec, "System/Library/", DEFAULT_DRIVER_SPEC_SIZE);
FileLoadDrivers(ExtensionsSpec,DEFAULT_DRIVER_SPEC_SIZE, 0);
}
}
else
{
return 0;
}
#if UNUSED
MatchPersonalities();
#endif
MatchLibraries();
LoadMatchedModules();
return 0;
}
