{
char buf[2*NAME_MAX+2];
const char *pathname;
- unsigned char *base, *map;
+ unsigned char *map;
size_t map_len;
struct dso *p, temp_dso = {0};
int fd;
if (!sys_path) {
FILE *f = fopen(ETC_LDSO_PATH, "rbe");
if (f) {
- if (getline(&sys_path, (size_t[1]){0}, f) > 0)
- sys_path[strlen(sys_path)-1]=0;
+ if (getline(&sys_path, (size_t[1]){0}, f) > 0) {
+ size_t l = strlen(sys_path);
+ if (l && sys_path[l-1]=='\n')
+ sys_path[l-1] = 0;
+ }
fclose(f);
}
}
p->prev = tail;
tail = p;
- if (ldd_mode) dprintf(1, "\t%s => %s (%p)\n", name, pathname, base);
+ if (ldd_mode) dprintf(1, "\t%s => %s (%p)\n", name, pathname, p->base);
return p;
}
if (phdr->p_type == PT_LOAD)
vdso->base = (void *)(vdso_base - phdr->p_vaddr + phdr->p_offset);
}
- vdso->name = vdso->shortname = "linux-gate.so.1";
+ vdso->name = "";
+ vdso->shortname = "linux-gate.so.1";
vdso->global = 1;
decode_dyn(vdso);
vdso->prev = lib;
if (ssp_used) __init_ssp((void *)aux[AT_RANDOM]);
- atexit(do_fini);
- do_init_fini(tail);
-
errno = 0;
return (void *)aux[AT_ENTRY];
}
+void __init_ldso_ctors(void)
+{
+ atexit(do_fini);
+ do_init_fini(tail);
+}
+
void *dlopen(const char *file, int mode)
{
struct dso *volatile p, *orig_tail, *next;
return p;
}
+static int invalid_dso_handle(struct dso *h)
+{
+ struct dso *p;
+ for (p=head; p; p=p->next) if (h==p) return 0;
+ snprintf(errbuf, sizeof errbuf, "Invalid library handle %p", (void *)h);
+ errflag = 1;
+ return 1;
+}
+
static void *do_dlsym(struct dso *p, const char *s, void *ra)
{
size_t i;
return __tls_get_addr((size_t []){def.dso->tls_id, def.sym->st_value});
return def.dso->base + def.sym->st_value;
}
+ if (invalid_dso_handle(p)) return 0;
if (p->ghashtab) {
gh = gnu_hash(s);
sym = gnu_lookup(s, gh, p);
return ret;
}
#else
+static int invalid_dso_handle(struct dso *h)
+{
+ snprintf(errbuf, sizeof errbuf, "Invalid library handle %p", (void *)h);
+ errflag = 1;
+ return 1;
+}
void *dlopen(const char *file, int mode)
{
return 0;
int dlclose(void *p)
{
- return 0;
+ return invalid_dso_handle(p);
}