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slicloader_installer.c
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slicloader_installer.c
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#include <stdio.h>
#include <stdlib.h>
#include "slicloader_installer.h"
int getKey()
{
printf("Select a key from the following list.\nNote: Pick a key that matches your operating system version.\n");
int i;
for (i = 0; i < gKeyCount; ++i)
{
printf(" %d. %s\n", i + 1, gKeyList[i].Name);
}
printf("\n");
unsigned int key;
int res;
do
{
printf("Key ID: ");
res = scanf("%u", &key);
key -= 1;
}
while (key >= gKeyCount);
return key;
}
int getSlic()
{
printf("Select a SLIC table from the following list:\nNote: The make should be the same as the key you chose.\n");
int i;
for (i = 0; i < gSlicCount; ++i)
{
printf(" %d. %s\n", i + 1, gSlicList[i].Name);
}
printf("\n");
unsigned int slic;
int res;
do
{
printf("SLIC ID: ");
res = scanf("%d", &slic);
slic -= 1;
}
while (slic >= gSlicCount);
return slic;
}
int getCert()
{
printf("Select a certificate from the following list:\nNote: The make should match the SLIC and key you chose.\n");
int i;
for (i = 0; i < gCertCount; ++i)
{
printf(" %d. %s\n", i + 1, gCertList[i].Name);
}
printf("\n");
unsigned int cert;
int res;
do
{
printf("Certificate ID: ");
res = scanf("%d", &cert);
cert -= 1;
}
while (cert >= gCertCount);
return cert;
}
int getOperation()
{
printf("Choose operation (\"install\" or \"uninstall\")\n");
char op[128];
int res;
do
{
printf("Operation: ");
res = scanf("%s", op);
}
while (strcmp(op, "install") != 0 && strcmp(op, "uninstall") != 0);
if (strcmp(op, "install") == 0)
{
return 0;
}
else
{
return 1;
}
}
int install()
{
KEY_ENTRY key = gKeyList[getKey()];
SLIC_ENTRY slic = gSlicList[getSlic()];
CERT_ENTRY cert = gCertList[getCert()];
int res;
printf("Installing key [%s]...\n", key.Name);
char buf[256];
sprintf(buf, "slmgr -ipk %s", key.Key);
res = system(buf);
if (res)
{
printf("Installing key failed!\n");
return 1;
}
printf("Installing cert [%s]...\n", cert.Name);
FILE* f = fopen(".cert", "w+b");
if (!f)
{
printf("Could not write certificate!\n");
return 1;
}
fwrite(cert.Cert, 1, cert.Size, f);
fclose(f);
res = system("slmgr -ilc .cert");
if (res)
{
res = system("DEL .cert");
printf("Could not install certificate!\n");
return 1;
}
res = system("DEL .cert");
printf("Installing boot manager...\n");
res = system("MOUNTVOL T: /S");
if (res)
{
printf("Could not mount ESP volume! (is T:\\ in use?)\n");
return 1;
}
//see if the .orig file exists
f = fopen("T:\\EFI\\Microsoft\\Boot\\bootmgfw.orig.efi", "r");
if (f == NULL)
{
//move it
res = system("MOVE /Y T:\\EFI\\Microsoft\\Boot\\bootmgfw.efi T:\\EFI\\Microsoft\\Boot\\bootmgfw.orig.efi");
if (res)
{
printf("Could not install boot manager!\n");
res = system("MOUNTVOL T: /D");
return 1;
}
//write new file
f = fopen("T:\\EFI\\Microsoft\\Boot\\bootmgfw.efi", "w+b");
if (!f)
{
printf("Could not write boot manager!\n");
res = system("MOUNTVOL T: /D");
return 1;
}
fwrite(gLoaderData, 1, gLoaderSize, f);
fclose(f);
}
else
{
fclose(f);
printf("Boot manager already installed.\n");
}
printf("Installing SLIC [%s]...\n", slic.Name);
f = fopen("T:\\EFI\\Microsoft\\Boot\\slic.bin", "w+b");
if (!f)
{
printf("Could not write SLIC!\n");
res = system("MOUNTVOL T: /D");
return 1;
}
fwrite(slic.Slic, 1, slic.Size, f);
fclose(f);
res = system("MOUNTVOL T: /D");
printf("Done.\n");
return 0;
}
int uninstall()
{
printf("Restoring original boot manager...\n");
int res;
res = system("MOUNTVOL T: /S");
if (res)
{
printf("Could not mount ESP volume!\n");
return 1;
}
res = system("MOVE /Y T:\\EFI\\Microsoft\\Boot\\bootmgfw.orig.efi T:\\EFI\\Microsoft\\Boot\\bootmgfw.efi");
if (res)
{
printf("Warning: No boot manager backup detected! Will attempt to write new one...\n");
res = system("COPY /Y %SYSTEMROOT%\\Boot\\EFI\\bootmgfw.efi T:\\EFI\\Microsoft\\Boot\\bootmgfw.efi");
if (res)
{
printf("That failed too! This is bad.\n");
}
}
res = system("DEL T:\\EFI\\Microsoft\\Boot\\slic.bin");
if (res)
{
printf("Failed to delete SLIC.\n");
}
res = system("MOUNTVOL T: /D");
return 0;
}
int main(int argc, char** argv)
{
printf("SLICLoader Installer\n\n");
int op = getOperation();
if (op == 0)
{
int res = install();
if (res)
{
printf("\nThe installation failed.\n");
}
else
{
printf("\nThe installation succeeded.\n");
}
}
else
{
int res = uninstall();
if (res)
{
printf("\nThe uninstall failed.\n");
}
else
{
printf("\nUninstall complete.\n");
}
}
int res = system("PAUSE");
return 0;
}