int
nlist(const char *filename, struct nlist *nl) {
int result = -1;
unsigned oldver;
Elf *elf;
int fd;
if ((oldver = elf_version(EV_CURRENT)) != EV_NONE) {
if ((fd = open(filename, O_RDONLY)) != -1) {
if ((elf = elf_begin(fd, ELF_C_READ, NULL))) {
result = _elf_nlist(elf, nl);
elf_end(elf);
}
close(fd);
}
elf_version(oldver);
}
if (result) {
while (nl->n_name && *nl->n_name) {
nl->n_value = 0;
nl++;
}
}
return result;
}
int
nlist(const char * name, struct nlist * list)
{
register struct nlist *p;
char magic_buf[EI_NIDENT];
int fd;
for (p = list; p->n_name && p->n_name[0]; p++) { /* n_name can be ptr */
p->n_type = 0;
p->n_value = 0L;
p->n_scnum = 0;
p->n_sclass = 0;
p->n_numaux = 0;
}
if ((fd = open(name, 0)) < 0)
return (-1);
if (read(fd, magic_buf, EI_NIDENT) == -1) {
(void) close(fd);
return (-1);
}
if (lseek(fd, 0L, 0) == -1L) { /* rewind to beginning of object file */
(void) close(fd);
return (-1);
}
#ifndef _LP64
if (ISELF && (magic_buf[EI_CLASS] == ELFCLASS32))
#else
if (ISELF) /* 64-bit case handles both Elf32 and Elf64 */
#endif
return (_elf_nlist(fd, list));
else {
(void) close(fd);
return (-1);
}
}
