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getProcAddress.c
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getProcAddress.c
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#include <windows.h>
#include <stdio.h>
/***************************************
arwin - win32 address resolution program
by steve hanna v.01
vividmachines.com
you are free to modify this code
but please attribute me if you
change the code. bugfixes & additions
are welcome please email me!
to compile:
you will need a win32 compiler with
the win32 SDK
this program finds the absolute address
of a function in a specified DLL.
happy shellcoding!
***************************************/
int main(int argc, char** argv) {
HMODULE hmod_libname;
FARPROC fprc_func;
printf("arwin - win32 address resolution program - by steve hanna - v.01\n");
if(argc < 3) {
printf("%s <Library Name> <Function Name>\n",argv[0]);
exit(-1);
}
hmod_libname = LoadLibrary(argv[1]);
if(hmod_libname == NULL) {
printf("Error: could not load library!\n");
exit(-1);
}
fprc_func = GetProcAddress(hmod_libname,argv[2]);
if(fprc_func == NULL) {
printf("Error: could find the function in the library!\n");
exit(-1);
}
printf("%s is located at 0x%08x in %s\n",argv[2],(unsigned int)fprc_func,argv[1]);
}