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/*
* build with:
* nasm -f elf64 elf64so.asm
* ld -shared -o elf64so.so elf64so.o
* test with:
* gcc -o elf64so elftest64.c ./elf64so.so
* ./elf64so
*/
#include <stdio.h>
#include <inttypes.h>
extern long lrotate(long, int);
extern void greet(void);
extern int8_t asmstr[];
extern void *selfptr;
extern void *textptr;
extern long integer;
long commvar;
int main(void)
{
printf("Testing lrotate: should get 0x00400000, 0x00000001\n");
printf("lrotate(0x00040000, 4) = 0x%08lx\n", lrotate(0x40000, 4));
printf("lrotate(0x00040000, 46) = 0x%08lx\n", lrotate(0x40000, 46));
printf("This string should read `hello, world': `%s'\n", asmstr);
printf("&integer = %p, &commvar = %p\n", &integer, &commvar);
printf("The integers here should be 1234, 1235 and 4321:\n");
integer = 1234;
commvar = 4321;
greet();
printf("These pointers should be equal: %p and %p\n", &greet, textptr);
printf("So should these: %p and %p\n", selfptr, &selfptr);
return 0;
}
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