#include <stdio.h>
#include <sys/elf.h>

/* Magic libc vector */
extern void	*__elf_aux_vector;

int
main(int argc, char* argv[]) {
	Elf_Auxinfo *aux;
	for (aux = __elf_aux_vector; aux->a_type != AT_NULL; aux++) {
		switch (aux->a_type) {
		case AT_IGNORE:
			printf("AT_IGNORE\n");
			break;
		case AT_EXECFD:
			printf("AT_EXECFD: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_PHDR:
			printf("AT_PHDR: %p\n", aux->a_un.a_ptr);
			break;
		case AT_PHENT:
			printf("AT_PHENT: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_PHNUM:
			printf("AT_PHNUM: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_PAGESZ:
			printf("AT_PAGESZ: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_BASE:
			printf("AT_BASE: %p\n", aux->a_un.a_ptr);
			break;
		case AT_FLAGS:
			printf("AT_FLAGS: 0x%lx\n", aux->a_un.a_val);
			break;
		case AT_ENTRY:
			printf("AT_ENTRY: %p\n", aux->a_un.a_ptr);
			break;
		case AT_NOTELF:
			printf("AT_NOTELF\n");
			break;
		case AT_UID:
			printf("AT_UID: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_EUID:
			printf("AT_EUID: %d\n", (int)aux->a_un.a_val);
			break;
#ifdef AT_GID
		case AT_GID:
			printf("AT_GID: %d\n", (int)aux->a_un.a_val);
			break;
#endif
#ifdef AT_EGID
		case AT_EGID:
			printf("AT_EGID: %d\n", (int)aux->a_un.a_val);
			break;
#endif
		case AT_EXECPATH:
			printf("AT_EXECPATH: %s\n", aux->a_un.a_ptr);
			break;
		case AT_CANARY:
			printf("AT_CANARY: %p\n", aux->a_un.a_ptr);
			break;
		case AT_CANARYLEN:
			printf("AT_CANARYLEN: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_OSRELDATE:
			printf("AT_OSRELDATE: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_NCPUS:
			printf("AT_NCPUS: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_PAGESIZES:
			printf("AT_PAGESIZES: %p\n", aux->a_un.a_ptr);
			break;
		case AT_PAGESIZESLEN:
			printf("AT_PAGESIZESLEN: %d\n", (int)aux->a_un.a_val);
			break;
		case AT_STACKPROT:
			printf("AT_STACKPROT: %p\n", aux->a_un.a_ptr);
			break;
		case AT_TIMEKEEP:
			printf("AT_TIMEKEEP: %p\n", aux->a_un.a_ptr);
			break;
		case AT_EHDRFLAGS:
			printf("AT_EHDRFLAGS: 0x%lx\n", aux->a_un.a_val);
			break;
		case AT_HWCAP:
			printf("AT_HWCAP: 0x%x\n", (int)aux->a_un.a_val);
			break;
		case AT_HWCAP2:
			printf("AT_HWCAP2: 0x%x\n", (int)aux->a_un.a_val);
			break;
		default:
			printf("UNKNOWN AUXV ENTRY %d\n", aux->a_type);
			break;
		}
	}
}