Locked Builder & Stub | How to create your own builder and stub in C (using EOF)

[dEEpEst]

Credits: genesisdatabase

 

[HIDE-THANKS]Builder Source Code:

 

[LENGUAJE=c+]#include

#include

 

#define STUB_NAME "Stub.exe"

 

struct Details

{

char Email[32];

char Password[32];

char Etc[32];

};

 

int main()

{

Details D;

char Filename_New[32];

 

printf("\nEnter Email: ");

fflush(stdin);

scanf("%s", D.Email);

 

printf("Enter Password: ");

fflush(stdin);

scanf("%s", D.Password);

 

printf("Enter new name: "); // Refers to the new filename that we will duplicate from the original stub

fflush(stdin);

scanf("%s", Filename_New);

 

FILE *Copy = fopen(STUB_NAME, "rb");

FILE *Paste = fopen(Filename_New, "wb");

 

if(!Copy || !Paste)

{

printf("\nError occured reading stub or writing new file\n");

fflush(stdin);

getchar();

return 0;

}

 

int c;

while((c = fgetc(Copy)) != EOF)

fprintf(Paste, "%c", c);

 

fclose(Copy);

fclose(Paste);

 

FILE *Write = fopen(Filename_New, "a+b");

if(!Write)

{

printf("\nError occured opening stub\n");

fflush(stdin);

getchar();

return 0;

}

 

fwrite(&D, sizeof(Details), sizeof(char), Write);

fclose(Write);

 

printf("\nSuccessfully written struct to stub\n");

printf("\nCheck newly written file to check for written email and password\n");

fflush(stdin);

getchar();

return 0;

}[/LENGUAJE]

 

Stub Source Code:

 

[LENGUAJE=c+]#include

#include

 

#define STUB_EOF 32768

 

typedef struct

{

char Email[32];

char Password[32];

char Etc[32];

}Details;

 

int main()

{

Details D;

char Filename_Current[256];

 

GetModuleFileName(NULL, Filename_Current, 256);

 

FILE *Read = fopen(Filename_Current, "rb");

if(!Read)

{

printf("\nError occured reading current file\n");

getchar();

return 0;

}

 

fseek(Read, STUB_EOF, 0);

fread(&D, sizeof(Details), sizeof(char), Read);

 

printf("Email - %s\n", D.Email);

printf("Password - %s\n", D.Password);

 

getchar();

return 0;

}[/LENGUAJE][/HIDE-THANKS]