static BVRef newFDiskBVRef( int biosdev, int partno, unsigned int blkoff,
const struct fdisk_part * part,
FSInit initFunc, FSLoadFile loadFunc,
FSReadFile readFunc,
FSGetDirEntry getdirFunc,
FSGetFileBlock getBlockFunc,
BVGetDescription getDescriptionFunc,
int probe, int type )
{
BVRef bvr = (BVRef) malloc( sizeof(*bvr) );
if ( bvr )
{
bzero(bvr, sizeof(*bvr));
bvr->biosdev = biosdev;
bvr->part_no = partno;
bvr->part_boff = blkoff;
bvr->part_type = part->systid;
bvr->fs_loadfile = loadFunc;
bvr->fs_readfile = readFunc;
bvr->fs_getdirentry = getdirFunc;
bvr->fs_getfileblock= getBlockFunc;
bvr->description = getDescriptionFunc ?
getDescriptionFunc : getVolumeDescription;
bvr->type = type;
if ( part->bootid & FDISK_ACTIVE )
bvr->flags |= kBVFlagPrimary;
// Probe the filesystem.
if ( initFunc )
{
bvr->flags |= kBVFlagNativeBoot;
if ( probe && initFunc( bvr ) != 0 )
{
// filesystem probe failed.
DEBUG_DISK(("%s: failed probe on dev %x part %d\n",
__FUNCTION__, biosdev, partno));
free(bvr);
bvr = NULL;
}
}
else if ( readBootSector( biosdev, blkoff, (void *)0x7e00 ) == 0 )
{
bvr->flags |= kBVFlagForeignBoot;
}
else
{
free(bvr);
bvr = NULL;
}
}
return bvr;
}
static BVRef probeBVRef(BVRef bvr, unsigned int bvrFlags)
{
bvr->flags |= kBVFlagNativeBoot; // 0x02
if (readBootSector(bvr->biosdev, bvr->part_boff, (void *)0x7e00) == 0)
{
bvr->flags |= kBVFlagBootable; // 0x08
}
bvr->flags |= bvrFlags;
return bvr;
}
int main(int argc, char* argv[])
{
void* pointer = NULL;
int shm_ID;
if ((shm_ID = shmget(SHMKEY, SHMSIZE, IPC_CREAT | 0444)) < 0 )
{
perror("Error getting SHM segment.");
exit(-1);
}
if ((pointer = shmat(shm_ID, NULL, 0)) == NULL)
{
perror("Error including SHM address space.");
exit(0);
}
shmStruct *value = (shmStruct*)pointer;
//memcpy(&value, pointer, sizeof(pointer));
printf("pointer size: %i\n", sizeof(pointer));
loadFloppyImage(value->floppyName);
if (shmdt(pointer) < 0)
{
perror("Error deallocating shared memory.");
exit(-1);
}
readBootSector();
printBootSector();
return 0;
}
int
processBootOptions()
{
const char * cp = gBootArgs;
const char * val = 0;
const char * kernel;
int cnt;
int userCnt;
int cntRemaining;
char * argP;
char uuidStr[64];
bool uuidSet = false;
char * configKernelFlags;
char * valueBuffer;
valueBuffer = malloc(VALUE_SIZE);
skipblanks( &cp );
// Update the unit and partition number.
if ( gBootVolume )
{
if (!( gBootVolume->flags & kBVFlagNativeBoot ))
{
readBootSector( gBootVolume->biosdev, gBootVolume->part_boff,
(void *) 0x7c00 );
//
// Setup edx, and signal intention to chain load the
// foreign booter.
//
chainbootdev = gBootVolume->biosdev;
chainbootflag = 1;
return 1;
}
setRootVolume(gBootVolume);
}
// If no boot volume fail immediately because we're just going to fail
// trying to load the config file anyway.
else
return -1;
// Load config table specified by the user, or use the default.
if (!getValueForBootKey(cp, "config", &val, &cnt)) {
val = 0;
cnt = 0;
}
// Load com.apple.Boot.plist from the selected volume
// and use its contents to override default bootConfig.
// This is not a mandatory operation anymore.
loadOverrideConfig(&bootInfo->overrideConfig);
// Use the kernel name specified by the user, or fetch the name
// in the config table, or use the default if not specified.
// Specifying a kernel name on the command line, or specifying
// a non-default kernel name in the config file counts as
// overriding the kernel, which causes the kernelcache not
// to be used.
gOverrideKernel = false;
if (( kernel = extractKernelName((char **)&cp) )) {
strcpy( bootInfo->bootFile, kernel );
gOverrideKernel = true;
} else {
if ( getValueForKey( kKernelNameKey, &val, &cnt, &bootInfo->bootConfig ) ) {
strlcpy( bootInfo->bootFile, val, cnt+1 );
if (strcmp( bootInfo->bootFile, kDefaultKernel ) != 0) {
gOverrideKernel = true;
}
} else {
strcpy( bootInfo->bootFile, kDefaultKernel );
}
}
cntRemaining = BOOT_STRING_LEN - 2; // save 1 for NULL, 1 for space
argP = bootArgs->CommandLine;
// Get config table kernel flags, if not ignored.
if (getValueForBootKey(cp, kIgnoreBootFileFlag, &val, &cnt) ||
!getValueForKey( kKernelFlagsKey, &val, &cnt, &bootInfo->bootConfig )) {
val = "";
cnt = 0;
}
configKernelFlags = malloc(cnt + 1);
strlcpy(configKernelFlags, val, cnt + 1);
if (processBootArgument(kBootUUIDKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, 0)) {
// boot-uuid was set either on the command-line
// or in the config file.
uuidSet = true;
} else {
//
// Try an alternate method for getting the root UUID on boot helper partitions.
//
if (gBootVolume->flags & kBVFlagBooter)
{
if((loadHelperConfig(&bootInfo->helperConfig) == 0)
&& getValueForKey(kHelperRootUUIDKey, &val, &cnt, &bootInfo->helperConfig) )
{
getValueForKey(kHelperRootUUIDKey, &val, &cnt, &bootInfo->helperConfig);
copyArgument(kBootUUIDKey, val, cnt, &argP, &cntRemaining);
uuidSet = true;
}
}
if (!uuidSet && gBootVolume->fs_getuuid && gBootVolume->fs_getuuid (gBootVolume, uuidStr) == 0) {
verbose("Setting boot-uuid to: %s\n", uuidStr);
copyArgument(kBootUUIDKey, uuidStr, strlen(uuidStr), &argP, &cntRemaining);
uuidSet = true;
}
}
if (!processBootArgument(kRootDeviceKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, gRootDevice)) {
cnt = 0;
if ( getValueForKey( kBootDeviceKey, &val, &cnt, &bootInfo->bootConfig)) {
valueBuffer[0] = '*';
cnt++;
strlcpy(valueBuffer + 1, val, cnt);
val = valueBuffer;
} else {
if (uuidSet) {
val = "*uuid";
cnt = 5;
} else {
// Don't set "rd=.." if there is no boot device key
// and no UUID.
val = "";
cnt = 0;
}
}
if (cnt > 0) {
copyArgument( kRootDeviceKey, val, cnt, &argP, &cntRemaining);
}
strlcpy( gRootDevice, val, (cnt + 1));
}
/*
* Removed. We don't need this anymore.
*
if (!processBootArgument(kPlatformKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, gPlatformName)) {
getPlatformName(gPlatformName);
copyArgument(kPlatformKey, gPlatformName, strlen(gPlatformName), &argP, &cntRemaining);
}
*/
if (!getValueForBootKey(cp, kSafeModeFlag, &val, &cnt) &&
!getValueForBootKey(configKernelFlags, kSafeModeFlag, &val, &cnt)) {
if (gBootMode & kBootModeSafe) {
copyArgument(0, kSafeModeFlag, strlen(kSafeModeFlag), &argP, &cntRemaining);
}
}
// Store the merged kernel flags and boot args.
cnt = strlen(configKernelFlags);
if (cnt) {
if (cnt > cntRemaining) {
error("Warning: boot arguments too long, truncating\n");
cnt = cntRemaining;
}
strncpy(argP, configKernelFlags, cnt);
argP[cnt++] = ' ';
cntRemaining -= cnt;
}
userCnt = strlen(cp);
if (userCnt > cntRemaining) {
error("Warning: boot arguments too long, truncating\n");
userCnt = cntRemaining;
}
strncpy(&argP[cnt], cp, userCnt);
argP[cnt+userCnt] = '\0';
if(!shouldboot)
{
gVerboseMode = getValueForKey( kVerboseModeFlag, &val, &cnt, &bootInfo->bootConfig ) ||
getValueForKey( kSingleUserModeFlag, &val, &cnt, &bootInfo->bootConfig );
gBootMode = ( getValueForKey( kSafeModeFlag, &val, &cnt, &bootInfo->bootConfig ) ) ?
kBootModeSafe : kBootModeNormal;
if ( getValueForKey( kIgnoreCachesFlag, &val, &cnt, &bootInfo->bootConfig ) ) {
gBootMode = kBootModeSafe;
}
}
if ( getValueForKey( kMKextCacheKey, &val, &cnt, &bootInfo->bootConfig ) )
{
strlcpy(gMKextName, val, cnt + 1);
}
free(configKernelFlags);
free(valueBuffer);
return 0;
}
int
processBootOptions()
{
const char *cp = gBootArgs;
const char *val = 0;
const char *kernel;
int cnt;
int userCnt;
int cntRemaining;
char *argP;
char *configKernelFlags;
char *valueBuffer;
valueBuffer = malloc(VALUE_SIZE);
skipblanks( &cp );
// Update the unit and partition number.
if ( gBootVolume ) {
if (!( gBootVolume->flags & kBVFlagNativeBoot )) {
readBootSector( gBootVolume->biosdev, gBootVolume->part_boff, (void *) 0x7c00 );
//
// Setup edx, and signal intention to chain load the
// foreign booter.
//
chainbootdev = gBootVolume->biosdev;
chainbootflag = 1;
return 1;
}
setRootVolume(gBootVolume);
}
// If no boot volume fail immediately because we're just going to fail
// trying to load the config file anyway.
else {
return -1;
}
// Find out which version mac os we're booting.
strncpy(gMacOSVersion, gBootVolume->OSVersion, sizeof(gMacOSVersion));
// Load config table specified by the user, or use the default.
if (!getValueForBootKey(cp, "config", &val, &cnt)) {
val = 0;
cnt = 0;
}
// Load com.apple.Boot.plist from the selected volume
// and use its contents to override default bootConfig.
loadSystemConfig(&bootInfo->bootConfig);
loadChameleonConfig(&bootInfo->chameleonConfig, NULL);
// Use the kernel name specified by the user, or fetch the name
// in the config table, or use the default if not specified.
// Specifying a kernel name on the command line, or specifying
// a non-default kernel name in the config file counts as
// overriding the kernel, which causes the kernelcache not
// to be used.
gOverrideKernel = false;
if (( kernel = extractKernelName((char **)&cp) ))
{
strlcpy( bootInfo->bootFile, kernel, sizeof(bootInfo->bootFile) );
}
else
{
if ( getValueForKey( kKernelNameKey, &val, &cnt, &bootInfo->bootConfig ) )
{
strlcpy( bootInfo->bootFile, val, cnt+1 );
}
else
{
if( YOSEMITE ) // is 10.10
{
strlcpy( bootInfo->bootFile, kOSXKernel, sizeof(bootInfo->bootFile) );
//printf(HEADER "/System/Library/Kernels/%s\n", bootInfo->bootFile);
}
else
{ // OSX is not 10.10
strlcpy( bootInfo->bootFile, kDefaultKernel, sizeof(bootInfo->bootFile) );
//printf(HEADER "/%s\n", bootInfo->bootFile);
}
}
}
if (!YOSEMITE) // not 10.10 so 10.9 and previus
{
if (strcmp( bootInfo->bootFile, kDefaultKernel ) != 0)
{
//printf(HEADER "org.chameleon.Boot.plist found path for custom '%s' found!\n", bootInfo->bootFile);
gOverrideKernel = true;
}
}
else
{ // OSX is 10.10
if (strcmp( bootInfo->bootFile, kOSXKernel ) != 0)
{
//printf(HEADER "org.chameleon.Boot.plist found path for custom '%s' found!\n", bootInfo->bootFile);
gOverrideKernel = true;
}
}
// Ermac : Inject "kext-dev-mode=1" if OS X 10.10 is detected
if( YOSEMITE ) // is 10.10
{
addBootArg("kext-dev-mode=1");
}
cntRemaining = BOOT_STRING_LEN - 2; // save 1 for NULL, 1 for space
argP = bootArgs->CommandLine;
// Get config kernel flags, if not ignored.
if (getValueForBootKey(cp, kIgnoreBootFileFlag, &val, &cnt) ||
!getValueForKey( kKernelFlagsKey, &val, &cnt, &bootInfo->bootConfig ))
{
val = "";
cnt = 0;
}
configKernelFlags = malloc(cnt + 1);
strlcpy(configKernelFlags, val, cnt + 1);
// boot-uuid can be set either on the command-line or in the config file
if (!processBootArgument(kBootUUIDKey, cp, configKernelFlags, bootInfo->config,
&argP, &cntRemaining, gBootUUIDString, sizeof(gBootUUIDString)))
{
//
// Try an alternate method for getting the root UUID on boot helper partitions.
//
if (gBootVolume->flags & kBVFlagBooter)
{
// Load the configuration store in the boot helper partition
if (loadHelperConfig(&bootInfo->helperConfig) == 0)
{
val = getStringForKey(kHelperRootUUIDKey, &bootInfo->helperConfig);
if (val != NULL)
{
strlcpy(gBootUUIDString, val, sizeof(gBootUUIDString));
}
}
}
/*
// Try to get the volume uuid string
if (!strlen(gBootUUIDString) && gBootVolume->fs_getuuid)
{
gBootVolume->fs_getuuid(gBootVolume, gBootUUIDString);
}
*/
// If we have the volume uuid add it to the commandline arguments
if (strlen(gBootUUIDString))
{
copyArgument(kBootUUIDKey, gBootUUIDString, strlen(gBootUUIDString), &argP, &cntRemaining);
}
// Try to get the volume uuid string
if (!strlen(gBootUUIDString) && gBootVolume->fs_getuuid)
{
gBootVolume->fs_getuuid(gBootVolume, gBootUUIDString);
DBG("boot-uuid: %s\n", gBootUUIDString);
}
}
if (!processBootArgument(kRootDeviceKey, cp, configKernelFlags, bootInfo->config,
&argP, &cntRemaining, gRootDevice, ROOT_DEVICE_SIZE))
{
cnt = 0;
if ( getValueForKey( kBootDeviceKey, &val, &cnt, &bootInfo->chameleonConfig))
{
valueBuffer[0] = '*';
cnt++;
strlcpy(valueBuffer + 1, val, cnt);
val = valueBuffer;
}
else
{ /*
if (strlen(gBootUUIDString))
{
val = "*uuid";
cnt = 5;
}
else
{ */
// Don't set "rd=.." if there is no boot device key
// and no UUID.
val = "";
cnt = 0;
/* } */
}
if (cnt > 0)
{
copyArgument( kRootDeviceKey, val, cnt, &argP, &cntRemaining);
}
strlcpy( gRootDevice, val, (cnt + 1));
}
/*
* Removed. We don't need this anymore.
*
if (!processBootArgument(kPlatformKey, cp, configKernelFlags, bootInfo->config,
&argP, &cntRemaining, gPlatformName, sizeof(gCacheNameAdler)))
{
getPlatformName(gPlatformName);
copyArgument(kPlatformKey, gPlatformName, strlen(gPlatformName), &argP, &cntRemaining);
}
*/
if (!getValueForBootKey(cp, kSafeModeFlag, &val, &cnt) &&
!getValueForBootKey(configKernelFlags, kSafeModeFlag, &val, &cnt))
{
if (gBootMode & kBootModeSafe)
{
copyArgument(0, kSafeModeFlag, strlen(kSafeModeFlag), &argP, &cntRemaining);
}
}
// Store the merged kernel flags and boot args.
cnt = strlen(configKernelFlags);
if (cnt)
{
if (cnt > cntRemaining)
{
error("Warning: boot arguments too long, truncating\n");
cnt = cntRemaining;
}
strncpy(argP, configKernelFlags, cnt);
argP[cnt++] = ' ';
cntRemaining -= cnt;
}
userCnt = strlen(cp);
if (userCnt > cntRemaining)
{
error("Warning: boot arguments too long, truncating\n");
userCnt = cntRemaining;
}
strncpy(&argP[cnt], cp, userCnt);
argP[cnt+userCnt] = '\0';
if(!shouldboot)
{
gVerboseMode = getValueForKey( kVerboseModeFlag, &val, &cnt, &bootInfo->chameleonConfig ) ||
getValueForKey( kSingleUserModeFlag, &val, &cnt, &bootInfo->chameleonConfig );
gBootMode = ( getValueForKey( kSafeModeFlag, &val, &cnt, &bootInfo->chameleonConfig ) ) ?
kBootModeSafe : kBootModeNormal;
if ( getValueForKey( kIgnoreCachesFlag, &val, &cnt, &bootInfo->chameleonConfig ) )
{
gBootMode = kBootModeSafe;
}
}
if ( getValueForKey( kMKextCacheKey, &val, &cnt, &bootInfo->bootConfig ) )
{
strlcpy(gMKextName, val, cnt + 1);
}
else
{
gMKextName[0]=0;
}
free(configKernelFlags);
free(valueBuffer);
return 0;
}
int main (int argc, char *argv[]) {
FILE *fileImgPtr;
Directory currentDir;
OpenFileTable ofTable;
unsigned int currentDirCluster;
int flag = -1;
int runLoop = 1;
// Check for correct number of arguments.
if (argc != 2) {
printf("Error: Incorrect number of arguments.\n");
printf("Expected: osmagicFAT <file image>\n");
return 1;
}
// Open the file image.
fileImgPtr = fopen(argv[1], "rb+");
if (fileImgPtr == NULL) {
printf("Error: could not open file image\n.");
return 1;
}
// Read and store the boot sector data.
readBootSector(fileImgPtr);
// Set current directory to the root directory.
currentDirCluster = fsMetadata[ROOT_CLUSTER];
// Initialize open file table.
ofTable.entries = (OpenFileEntry*) malloc(sizeof(OpenFileEntry));
ofTable.size = 0;
printf("Please input a command. Type 'quit' to quit program.\n");
//Loop to perform commands until user exits.
while(runLoop) {
// Allocate memory to hold commands.
char input[256];
// Save the number of tokens(arguments) in each input.
int tokCount = 0;
char **cmds = (char**) malloc(6*sizeof(char*));
for (int itr = 0; itr < 6; itr++)
cmds[itr]=(char*) malloc(1*sizeof(char));
// Initialize current directory data
currentDir.dirEntries = (unsigned char **) malloc(sizeof(unsigned char *));
currentDir.size = 0;
// Read and store the current directory.
getDirEntries(fileImgPtr, currentDirCluster, ¤tDir);
// Print prompt and get user input.
printf("=>");
if (fgets(input, 256, stdin) == NULL){
printf("Error! Invalid input!\n");
exit(-1);
}
tokCount = tokenize(input,cmds);
// Compare first argument to perform command.
if (strcmp(cmds[0], "quit") == 0){
runLoop = 0;
}
else if (strcmp(cmds[0], "open") == 0) {
if (tokCount != 3) {
printf("Error: Invalid arguments.\n");
printf("Expected: open <filename> <flag>\n");
}
else {
// Convert flag input string to int.
if(strcmp(cmds[2], "r") == 0)
flag = READ;
else if(strcmp(cmds[2], "w") == 0)
flag = WRITE;
else if(strcmp(cmds[2], "rw") == 0)
flag = READWRITE;
else if(strcmp(cmds[2], "wr") == 0)
flag = READWRITE;
else {
printf("Error: Invalid flag.\n");
continue;
}
open(currentDir, fileImgPtr, &ofTable, cmds[1], flag);
}
}
else if (strcmp(cmds[0], "close") == 0) {
if(tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: close <filename>\n");
}
else {
if(!closeFile(&ofTable, cmds[1]))
printf("Error: File has not been opened.\n");
}
} // open
else if (strcmp(cmds[0], "close") == 0) {
} // close
else if (strcmp(cmds[0], "create") == 0) {
if (tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: create <filename>.\n");
} // if
else if (strcmp(cmds[1], ".") == 0
|| strcmp(cmds[1], "..") == 0) {
printf("Error: Invalid arguments.\n");
printf("\'%s\' is not a valid name\n", cmds[1]);
}
else {
create(currentDir, currentDirCluster, fileImgPtr, cmds[1], 0);
}
} // create
else if (strcmp(cmds[0], "rm") == 0) {
if (tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: create <dirname>.\n");
}
// using . or .. is not allowed
else if (strcmp(cmds[1], ".") == 0
|| strcmp(cmds[1], "..") == 0) {
printf("Error: Invalid arguments.\n");
printf("\'%s\' is not a valid name\n", cmds[1]);
}
else {
int flag = 0;
if(rm(currentDir, currentDirCluster, fileImgPtr, &ofTable, cmds[1], flag))
printf("File has been removed.\n");
}
} // rm
else if (strcmp(cmds[0], "size") == 0) {
if(tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: size <filename>\n");
}
else {
printf("%d bytes\n", size(currentDir, cmds[1]));
}
} // size
else if (strcmp(cmds[0], "cd") == 0) {
if(tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: cd <directory>\n");
}
else {
// Find the cluster number of the desired directory and set the current
// directory to that cluster.
unsigned int newClusterNum = 0;
unsigned int *newClusterPtr = &newClusterNum;
if(cd(currentDir, cmds[1], newClusterPtr)) {
currentDirCluster = *newClusterPtr;
}
}
} // cd
else if (strcmp(cmds[0], "ls") == 0) {
//If only 1 argument, lists the current directory
if(cmds[1] == NULL)
ls(currentDir);
else {
unsigned int newDirCluster;
//newDir will be populated with entries from the specified directory
Directory newDir;
newDir.dirEntries = (unsigned char **) malloc(sizeof(unsigned char *));
newDir.size = 0;
unsigned int newClusterNum = 0;
unsigned int *newClusterPtr = &newClusterNum;
//Checks if specified directory exists
if(cd(currentDir, cmds[1], newClusterPtr))
{
newDirCluster = *newClusterPtr;
getDirEntries(fileImgPtr, newDirCluster, &newDir);
ls(newDir);
}
// Free the dynamically allocated new directory.
for(int i = 0; i < newDir.size; ++i)
{
free(newDir.dirEntries[i]);
}
free(newDir.dirEntries);
}
} // ls
else if (strcmp(cmds[0], "read") == 0) {
if(tokCount != 4) {
printf("Error: Invalid arguments.\n");
printf("Expected: read <filename> <position> <number of bytes>\n");
}
else {
int pos, numBytes;
pos = atoi(cmds[2]);
numBytes = atoi(cmds[3]);
readFile(currentDir, &ofTable, fileImgPtr, cmds[1], pos, numBytes);
}
} // read
else if (strcmp(cmds[0], "write") == 0) {
if(tokCount != 5) {
printf("Error: Invalid arguments.\n");
printf("Expected: write <filename> <position> <number of bytes> <string>\n");
}
else {
int pos, numBytes;
pos = atoi(cmds[2]);
numBytes = atoi(cmds[3]);
writeFile(currentDir, currentDirCluster, &ofTable, fileImgPtr, cmds[1],
pos, numBytes, cmds[4]);
}
} // write
else if (strcmp(cmds[0], "mkdir") == 0) {
if (tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: create <dirname>.\n");
}
else if (strcmp(cmds[1], ".") == 0
|| strcmp(cmds[1], "..") == 0) {
printf("Error: Invalid arguments.\n");
printf("\'%s\' is not a valid name\n", cmds[1]);
}
else {
create(currentDir, currentDirCluster, fileImgPtr, cmds[1], 1);
}
} // mkdir
else if (strcmp(cmds[0], "rmdir") == 0) {
if (tokCount != 2) {
printf("Error: Invalid arguments.\n");
printf("Expected: create <dirname>.\n");
}
else if (strcmp(cmds[1], ".") == 0
|| strcmp(cmds[1], "..") == 0) {
printf("Error: Invalid arguments.\n");
printf("\'%s\' is not a valid name\n", cmds[1]);
}
else {
int flag = 0;
if(rmDirectory(currentDir, currentDirCluster, fileImgPtr, cmds[1], flag))
printf("Directory has been removed.\n");
}
} // rmdir
else {
printf("Invalid command. Please try again.\n");
} // invalid
// Free dynamically-allocated memory.
for (int itr = 0; itr < 6; itr++)
free(cmds[itr]);
free(cmds);
// Free the dynamically allocated current directory.
for (int i = 0; i < currentDir.size; ++i) {
free(currentDir.dirEntries[i]);
}
free(currentDir.dirEntries);
} // while input
//Close the file image.
fclose(fileImgPtr);
printf("Exiting program...\n");
// Free the dynamically allocated open file table.
// Free the cluster chains.
for (int i = 0; i < ofTable.size; ++i) {
free(ofTable.entries[i].clusterOffsets);
}
// Free the table.
free(ofTable.entries);
return 0;
}
int
processBootOptions(void)
{
char *cp_cache = (char*)(uint32_t)get_env(envgBootArgs);
if (cp_cache)
{
bzero(gBootArgs,sizeof(gBootArgs));
strlcpy(gBootArgs, cp_cache,sizeof(gBootArgs));
}
const char * cp = gBootArgs;
const char * val = 0;
const char * kernel;
int cnt;
int userCnt;
char * argP;
char * configKernelFlags;
int ArgCntRemaining;
skipblanks( &cp );
// Update the unit and partition number.
if ( ((BVRef)(uint32_t)get_env(envgBootVolume)) )
{
#ifndef NO_MULTIBOOT_SUPPORT
if (!( ((BVRef)(uint32_t)get_env(envgBootVolume))->flags & kBVFlagNativeBoot ))
{
readBootSector( ((BVRef)(uint32_t)get_env(envgBootVolume))->biosdev, ((BVRef)(uint32_t)get_env(envgBootVolume))->part_boff,
(void *) 0x7c00 );
//
// Setup edx, and signal intention to chain load the
// foreign booter.
//
extern unsigned char chainbootdev;
extern unsigned char chainbootflag;
chainbootdev = ((BVRef)(uint32_t)get_env(envgBootVolume))->biosdev;
chainbootflag = 1;
return 1;
}
#endif
setRootVolume(((BVRef)(uint32_t)get_env(envgBootVolume)));
}
// If no boot volume fail immediately because we're just going to fail
// trying to load the config file anyway.
else
return -1;
// Load config table specified by the user, or use the default.
if (!getValueForBootKey(cp, "config", &val, &cnt)) {
val = 0;
cnt = 0;
}
// Load com.apple.Boot.plist from the selected volume
// and use its contents to override default bootConfig.
// This is not a mandatory opeartion anymore.
loadOverrideConfig();
// Load System com.apple.boot.plist config file
loadSystemConfig();
#if virtualM || PCI_FIX // we can simply make an option for this fix
addBootArg("npci=0x2000");
#endif
#if verbose
addBootArg("-v");
#endif
// Use the kernel name specified by the user, or fetch the name
// in the config table, or use the default if not specified.
// Specifying a kernel name on the command line, or specifying
// a non-default kernel name in the config file counts as
// overriding the kernel, which causes the kernelcache not
// to be used.
safe_set_env(envgOverrideKernel,false);
if (( kernel = extractKernelName((char **)&cp) )) {
strlcpy( bootInfo->bootFile, kernel, sizeof(bootInfo->bootFile) );
safe_set_env(envgOverrideKernel,true);
} else {
if ( getValueForKey( kKernelNameKey, &val, &cnt, DEFAULT_BOOT_CONFIG ) ) {
strlcpy( bootInfo->bootFile, val, sizeof(bootInfo->bootFile) );
if (strncmp( bootInfo->bootFile, kDefaultKernel, sizeof(kDefaultKernel) ) != 0) {
safe_set_env(envgOverrideKernel,true);
}
} else if (((BVRef)(uint32_t)get_env(envgBootVolume))->kernelfound == true) {
strlcpy( bootInfo->bootFile, kDefaultKernel, sizeof(bootInfo->bootFile) );
} else {
printf("No kernel found on this volume : hd(%d,%d)\n", BIOS_DEV_UNIT(((BVRef)(uint32_t)get_env(envgBootVolume))), ((BVRef)(uint32_t)get_env(envgBootVolume))->part_no);
sleep(1);
return -1;
}
}
ArgCntRemaining = BOOT_STRING_LEN - 2; // save 1 for NULL, 1 for space
argP = bootArgs->CommandLine;
// Get config table kernel flags, if not ignored.
if (getValueForBootKey(cp, kIgnoreBootFileFlag, &val, &cnt) ||
!getValueForKey( kKernelFlagsKey, &val, &cnt, DEFAULT_BOOT_CONFIG )) {
val = "";
cnt = 0;
}
configKernelFlags = newString(val);
{
bool isSafeMode = false;
if (configKernelFlags) {
isSafeMode = getValueForBootKey(configKernelFlags, kSafeModeFlag, &val, &cnt);
}
if (!getValueForBootKey(cp, kSafeModeFlag, &val, &cnt) &&
(isSafeMode == false)) {
if (get_env(envgBootMode) & kBootModeSafe) {
copyArgument(0, kSafeModeFlag, strlen(kSafeModeFlag), &argP, &ArgCntRemaining);
}
}
}
if (configKernelFlags) {
// Store the merged kernel flags and boot args.
cnt = strlen(configKernelFlags);
if (cnt) {
if (cnt > ArgCntRemaining) {
printf("Warning: boot arguments too long, truncating\n");
cnt = ArgCntRemaining;
}
strncpy(argP, configKernelFlags, cnt);
argP[cnt++] = ' ';
ArgCntRemaining -= cnt;
}
}
userCnt = strlen(cp);
if (userCnt > ArgCntRemaining) {
printf("Warning: boot arguments too long, truncating\n");
userCnt = ArgCntRemaining;
}
strncpy(&argP[cnt], cp, userCnt);
argP[cnt+userCnt] = '\0';
if(!get_env(envShouldboot))
{
bool gVerboseMode = getValueForKey( kVerboseModeFlag, &val, &cnt, DEFAULT_BOOT_CONFIG ) ||
getValueForKey( kSingleUserModeFlag, &val, &cnt, DEFAULT_BOOT_CONFIG );
safe_set_env(envgVerboseMode, gVerboseMode);
long gBootMode = ( getValueForKey( kSafeModeFlag, &val, &cnt, DEFAULT_BOOT_CONFIG ) ) ?
kBootModeSafe : kBootModeNormal;
safe_set_env(envgBootMode,gBootMode);
if ( getValueForKey( kIgnoreCachesFlag, &val, &cnt, DEFAULT_BOOT_CONFIG ) ) {
gBootMode = kBootModeSafe;
safe_set_env(envgBootMode,gBootMode);
}
}
if ( getValueForKey( kMKextCacheKey, &val, &cnt, DEFAULT_BOOT_CONFIG ) )
{
char * MKextName = (char*)(uint32_t)get_env(envMKextName);
strlcpy(MKextName,val,Cache_len_name);
}
if (configKernelFlags)
{
free(configKernelFlags);
}
safe_set_env(envArgCntRemaining,ArgCntRemaining);
return 0;
}
static int getNextFDiskPartition( int biosdev, int * partno,
const struct fdisk_part ** outPart )
{
static int sBiosdev = -1;
static int sNextPartNo;
static unsigned int sFirstBase;
static unsigned int sExtBase;
static unsigned int sExtDepth;
static struct fdisk_part * sExtPart;
struct fdisk_part * part;
if ( sBiosdev != biosdev || *partno < 0 )
{
// Fetch MBR.
if ( readBootSector( biosdev, DISK_BLK0, 0 ) ) return 0;
sBiosdev = biosdev;
sNextPartNo = 0;
sFirstBase = 0;
sExtBase = 0;
sExtDepth = 0;
sExtPart = NULL;
}
while (1)
{
part = NULL;
if ( sNextPartNo < FDISK_NPART )
{
part = (struct fdisk_part *) gBootSector->parts[sNextPartNo];
}
else if ( sExtPart )
{
unsigned int blkno = sExtPart->relsect + sFirstBase;
// Save the block offset of the first extended partition.
if (sExtDepth == 0) {
sFirstBase = blkno;
}
sExtBase = blkno;
// Load extended partition table.
if ( readBootSector( biosdev, blkno, 0 ) == 0 )
{
sNextPartNo = 0;
sExtDepth++;
sExtPart = NULL;
continue;
}
// Fall through to part == NULL
}
if ( part == NULL ) break; // Reached end of partition chain.
// Advance to next partition number.
sNextPartNo++;
if ( isExtendedFDiskPartition(part) )
{
sExtPart = part;
continue;
}
// Skip empty slots.
if ( part->systid == 0x00 )
{
continue;
}
// Change relative offset to an absolute offset.
part->relsect += sExtBase;
*outPart = part;
*partno = sExtDepth ? (int)(sExtDepth + FDISK_NPART) : sNextPartNo;
break;
}
return (part != NULL);
}
int
processBootOptions()
{
const char * cp = gBootArgs;
const char * val = 0;
const char * kernel;
int cnt;
int userCnt;
int cntRemaining;
char * argP;
char uuidStr[64];
BOOL uuidSet = NO;
char * configKernelFlags;
char * valueBuffer;
valueBuffer = (char *)malloc(VALUE_SIZE);
skipblanks( &cp );
// Update the unit and partition number.
if ( gBootVolume )
{
if ( gBootVolume->flags & kBVFlagForeignBoot )
{
readBootSector( gBootVolume->biosdev, gBootVolume->part_boff,
(void *) 0x7c00 );
//
// Setup edx, and signal intention to chain load the
// foreign booter.
//
chainbootdev = gBootVolume->biosdev;
chainbootflag = 1;
return 1;
}
bootInfo->kernDev &= ~((B_UNITMASK << B_UNITSHIFT ) |
(B_PARTITIONMASK << B_PARTITIONSHIFT));
bootInfo->kernDev |= MAKEKERNDEV( 0,
/* unit */ BIOS_DEV_UNIT(gBootVolume),
/* partition */ gBootVolume->part_no );
}
// Load config table specified by the user, or use the default.
if (getValueForBootKey( cp, "config", &val, &cnt ) == FALSE) {
val = 0;
cnt = 0;
}
loadSystemConfig(val, cnt);
if ( !sysConfigValid ) return -1;
// Use the kernel name specified by the user, or fetch the name
// in the config table, or use the default if not specified.
// Specifying a kernel name on the command line, or specifying
// a non-default kernel name in the config file counts as
// overriding the kernel, which causes the kernelcache not
// to be used.
gOverrideKernel = NO;
if (( kernel = extractKernelName((char **)&cp) )) {
strcpy( bootInfo->bootFile, kernel );
gOverrideKernel = YES;
} else {
if ( getValueForKey( kKernelNameKey, &val, &cnt ) ) {
strlcpy( bootInfo->bootFile, val, cnt+1 );
if (strcmp( bootInfo->bootFile, kDefaultKernel ) != 0) {
gOverrideKernel = YES;
}
} else {
strcpy( bootInfo->bootFile, kDefaultKernel );
}
}
cntRemaining = BOOT_STRING_LEN - 2; // save 1 for NULL, 1 for space
argP = bootArgs->CommandLine;
// Get config table kernel flags, if not ignored.
if (getValueForBootKey(cp, kIgnoreBootFileFlag, &val, &cnt) == TRUE ||
getValueForKey( kKernelFlagsKey, &val, &cnt ) == FALSE) {
val = "";
cnt = 0;
}
configKernelFlags = (char *)malloc(cnt + 1);
strlcpy(configKernelFlags, val, cnt + 1);
if (processBootArgument(kBootUUIDKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, 0)) {
// boot-uuid was set either on the command-line
// or in the config file.
uuidSet = YES;
} else {
if (GetFSUUID(bootInfo->bootFile, uuidStr) == 0) {
verbose("Setting boot-uuid to: %s\n", uuidStr);
copyArgument(kBootUUIDKey, uuidStr, strlen(uuidStr), &argP, &cntRemaining);
uuidSet = YES;
}
}
if (!processBootArgument(kRootDeviceKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, gRootDevice)) {
cnt = 0;
if ( getValueForKey( kBootDeviceKey, &val, &cnt)) {
valueBuffer[0] = '*';
cnt++;
strlcpy(valueBuffer + 1, val, cnt);
val = valueBuffer;
} else {
if (uuidSet) {
val = "*uuid";
cnt = 5;
} else {
// Don't set "rd=.." if there is no boot device key
// and no UUID.
val = "";
cnt = 0;
}
}
if (cnt > 0) {
copyArgument( kRootDeviceKey, val, cnt, &argP, &cntRemaining);
}
strlcpy( gRootDevice, val, (cnt + 1));
}
if (!processBootArgument(kPlatformKey, cp, configKernelFlags, bootInfo->config, &argP, &cntRemaining, gPlatformName)) {
getPlatformName(gPlatformName);
copyArgument(kPlatformKey, gPlatformName, strlen(gPlatformName), &argP, &cntRemaining);
}
if (!getValueForBootKey(cp, kSafeModeFlag, &val, &cnt) &&
!getValueForBootKey(configKernelFlags, kSafeModeFlag, &val, &cnt)) {
if (gBootMode & kBootModeSafe) {
copyArgument(0, kSafeModeFlag, strlen(kSafeModeFlag), &argP, &cntRemaining);
}
}
// Store the merged kernel flags and boot args.
cnt = strlen(configKernelFlags);
if (cnt) {
if (cnt > cntRemaining) {
error("Warning: boot arguments too long, truncating\n");
cnt = cntRemaining;
}
strncpy(argP, configKernelFlags, cnt);
argP[cnt++] = ' ';
cntRemaining -= cnt;
}
userCnt = strlen(cp);
if (userCnt > cntRemaining) {
error("Warning: boot arguments too long, truncating\n");
userCnt = cntRemaining;
}
strncpy(&argP[cnt], cp, userCnt);
argP[cnt+userCnt] = '\0';
gVerboseMode = getValueForKey( kVerboseModeFlag, &val, &cnt ) ||
getValueForKey( kSingleUserModeFlag, &val, &cnt );
gBootMode = ( getValueForKey( kSafeModeFlag, &val, &cnt ) ) ?
kBootModeSafe : kBootModeNormal;
if ( getValueForKey( kOldSafeModeFlag, &val, &cnt ) ) {
gBootMode = kBootModeSafe;
}
if ( getValueForKey( kMKextCacheKey, &val, &cnt ) ) {
strlcpy(gMKextName, val, cnt + 1);
}
free(configKernelFlags);
free(valueBuffer);
return 0;
}
int processBootOptions()
{
const char * cp = gBootArgs;
const char * val = 0;
const char * kernel;
int cnt;
int userCnt;
int cntRemaining;
char * argP;
skipblanks( &cp );
// Update the unit and partition number.
if ( gBootVolume )
{
if ( gBootVolume->flags & kBVFlagForeignBoot )
{
readBootSector( gBootVolume->biosdev, gBootVolume->part_boff,
(void *) 0x7c00 );
//
// Setup edx, and signal intention to chain load the
// foreign booter.
//
chainbootdev = gBootVolume->biosdev;
chainbootflag = 1;
return 1;
}
bootArgs->kernDev &= ~((B_UNITMASK << B_UNITSHIFT ) |
(B_PARTITIONMASK << B_PARTITIONSHIFT));
bootArgs->kernDev |= MAKEKERNDEV( 0,
/* unit */ BIOS_DEV_UNIT(gBootVolume),
/* partition */ gBootVolume->part_no );
}
// Load config table specified by the user, or use the default.
if (getValueForBootKey( cp, "config", &val, &cnt ) == FALSE) {
val = 0;
cnt = 0;
}
loadSystemConfig(val, cnt);
if ( !sysConfigValid ) return -1;
// Use the kernel name specified by the user, or fetch the name
// in the config table, or use the default if not specified.
// Specifying a kernel name on the command line, or specifying
// a non-default kernel name in the config file counts as
// overriding the kernel, which causes the kernelcache not
// to be used.
gOverrideKernel = NO;
if (( kernel = extractKernelName((char **)&cp) )) {
strcpy( bootArgs->bootFile, kernel );
gOverrideKernel = YES;
} else {
if ( getValueForKey( kKernelNameKey, &val, &cnt ) ) {
strlcpy( bootArgs->bootFile, val, cnt+1 );
if (strcmp( bootArgs->bootFile, kDefaultKernel ) != 0) {
gOverrideKernel = YES;
}
} else {
strcpy( bootArgs->bootFile, kDefaultKernel );
}
}
cntRemaining = BOOT_STRING_LEN - 2; // save 1 for NULL, 1 for space
// Check to see if we need to specify root device.
// If user types "rd=.." on the boot line, it overrides
// the boot device key in the boot arguments file.
//
argP = bootArgs->bootString;
if ( getValueForBootKey( cp, kRootDeviceKey, &val, &cnt ) == FALSE &&
getValueForKey( kRootDeviceKey, &val, &cnt ) == FALSE ) {
if ( getValueForKey( kBootDeviceKey, &val, &cnt ) ) {
strcpy( argP, "rd=*" );
argP += 4;
strlcpy( argP, val, cnt+1);
cntRemaining -= cnt;
argP += cnt;
*argP++ = ' ';
}
}
// Check to see if we should ignore saved kernel flags.
if (getValueForBootKey(cp, kIgnoreBootFileFlag, &val, &cnt) == FALSE) {
if (getValueForKey( kKernelFlagsKey, &val, &cnt ) == FALSE) {
val = 0;
cnt = 0;
}
}
// Store the merged kernel flags and boot args.
if (cnt > cntRemaining) {
error("Warning: boot arguments too long, truncated\n");
cnt = cntRemaining;
}
if (cnt) {
strncpy(argP, val, cnt);
argP[cnt++] = ' ';
}
cntRemaining = cntRemaining - cnt;
userCnt = strlen(cp);
if (userCnt > cntRemaining) {
error("Warning: boot arguments too long, truncated\n");
userCnt = cntRemaining;
}
strncpy(&argP[cnt], cp, userCnt);
argP[cnt+userCnt] = '\0';
gVerboseMode = getValueForKey( kVerboseModeFlag, &val, &cnt ) ||
getValueForKey( kSingleUserModeFlag, &val, &cnt );
gBootMode = ( getValueForKey( kSafeModeFlag, &val, &cnt ) ) ?
kBootModeSafe : kBootModeNormal;
if ( getValueForKey( kPlatformKey, &val, &cnt ) ) {
strlcpy(gPlatformName, val, cnt + 1);
} else {
strcpy(gPlatformName, "ACPI");
}
if ( getValueForKey( kMKextCacheKey, &val, &cnt ) ) {
strlcpy(gMKextName, val, cnt + 1);
}
return 0;
}
INT_PTR CALLBACK Dialog1(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
UNREFERENCED_PARAMETER(lParam);
switch (message)
{
case WM_INITDIALOG:
return (INT_PTR)TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
{
EndDialog(hDlg, LOWORD(wParam));
PostQuitMessage(0);
return (INT_PTR)TRUE;
}
switch (LOWORD(wParam))
{
case IDC_VOLUME_INFO:
{
mBootSector mbs;
//HWND val = GetDlgItem(hDlg, IDC_EDIT_VOLUME);
//TCHAR temp[1024];
//char ctemp[1024];
/*GetDlgItemText(hDlg, IDC_EDIT_VOLUME, temp, 1024);
for (int i = 0; i < lstrlen(temp); ++i)
ctemp[i] = temp[i];
ctemp[lstrlen(temp)] = 0;*/
char vol[1024];
getVolumeName(hDlg, vol);
if (readBootSector(vol, mbs))
{
writeBootSectorToLog(mbs);
CreateThread(NULL, 1024, (LPTHREAD_START_ROUTINE)showLog, 0, 0, NULL);
}
else MessageBox(hDlg, L"Cannot open volume", L"Error", MB_OK);
//system("notepad log.txt");
break;
}
case IDC_DRIVE_INFO:
{
mMBR mbr;
//HWND val = GetDlgItem(hDlg, IDC_EDIT_PHYSICAL_DRIVE);
int driveNumber;// = GetDlgItemInt(hDlg, IDC_EDIT_PHYSICAL_DRIVE, 0, false);//get
getPhysicalNumber(hDlg, driveNumber);
if (readMBR(driveNumber, mbr))
{
writeMBRtoLog(mbr);
CreateThread(NULL, 1024, (LPTHREAD_START_ROUTINE)showLog, 0, 0, NULL);
}
else
MessageBox(hDlg, L"Cannot open drive", L"Error", MB_OK);
//system("notepad log.txt");
break;
}
case IDC_IMAGE_PHYDRIVE:
{
int num;
char path[1024], dest[1024];
getPhysicalNumber(hDlg, num);
getPathPhysicalDrive(num, path);
srcdest* temp = new srcdest;
temp->src = std::string(path);
saveFile(hDlg, dest);
temp->dest = std::string(dest);
CreateThread(NULL, 1024, (LPTHREAD_START_ROUTINE)makeImage, temp, 0, NULL);
//CreateImage(path, "temp.img", NULL);
break;
}
case IDC_IMAGE_VOLUME:
{
char vol[1024];
char path[1024], dest[1024];
getVolumeName(hDlg, vol);
getPathVolume(vol, path);
srcdest* temp = new srcdest;
temp->src = std::string(path);
saveFile(hDlg, dest);
temp->dest = std::string(dest);
CreateThread(NULL, 1024, (LPTHREAD_START_ROUTINE)makeImage, temp, 0, NULL);
//CreateImage(path, "temp.img", NULL);
break;
}
default:
return (INT_PTR)TRUE;
}
break;
}
return (INT_PTR)FALSE;
}
