Function db_fetch_ksymtab

freebsd/ddb/db_main.c:193–218

}

int
db_fetch_ksymtab(vm_offset_t ksym_start, vm_offset_t ksym_end,
    vm_offset_t relbase)
{
	Elf_Size strsz;

	if (ksym_end > ksym_start && ksym_start != 0) {
		ksymtab = ksym_start;
		ksymtab_size = *(Elf_Size*)ksymtab;
		ksymtab += sizeof(Elf_Size);
		kstrtab = ksymtab + ksymtab_size;
		strsz = *(Elf_Size*)kstrtab;
		kstrtab += sizeof(Elf_Size);
		ksymtab_relbase = relbase;
		if (kstrtab + strsz > ksym_end) {
			/* Sizes doesn't match, unset everything. */
			ksymtab = ksymtab_size = kstrtab = ksymtab_relbase
			    = 0;
		}
	}

	if (ksymtab == 0 || ksymtab_size == 0 || kstrtab == 0)
		return (-1);

	return (0);
}

static int
db_init(void)