#include "elf.h"

#include <mango/log.h>
#include <stdint.h>
#include <stdio.h>

uintptr_t dl_runtime_resolve(struct elf_image *img, unsigned long sym_id)
{
	elf_sym_t *sym
		= (elf_sym_t *)((virt_addr_t)img->e_base + img->e_dynsym);
	const char *sym_name = (const char *)img->e_base + img->e_strtab
	                     + sym[sym_id + 1].st_name;
	// kern_logf("%s: request for symbol %s", img->e_leaf.l_name, sym_name);
	virt_addr_t sym_addr = elf_image_find_linked_symbol(img, sym_name);
	virt_addr_t *sym_slot
		= (virt_addr_t *)((virt_addr_t)img->e_base + img->e_got_plt
	                          + ((sym_id + 3) * sizeof(virt_addr_t)));
	// kern_logf("symbol %s = %zx", sym_name, sym_addr);
	// kern_logf("slot %s = %zx", sym_name, sym_slot);
	*sym_slot = sym_addr;
	return sym_addr;
}