add dl_iterate_phdr interface

[musl] / include / link.h

diff --git a/include/link.h b/include/link.h
new file mode 100644 (file)
index 0000000..d5160e7
--- /dev/null
+++ b/include/link.h
@@ -0,0 +1,27 @@
+#ifndef _LINK_H
+#define _LINK_H
+
+#include <elf.h>
+#define __NEED_size_t
+#include <bits/alltypes.h>
+
+#if UINTPTR_MAX > 0xffffffff
+#define ElfW(type) Elf64_ ## type
+#else
+#define ElfW(type) Elf32_ ## type
+#endif
+
+struct dl_phdr_info {
+       ElfW(Addr) dlpi_addr;
+       const char *dlpi_name;
+       const ElfW(Phdr) *dlpi_phdr;
+       ElfW(Half) dlpi_phnum;
+       unsigned long long int dlpi_adds;
+       unsigned long long int dlpi_subs;
+       size_t dlpi_tls_modid;
+       void *dlpi_tls_data;
+};
+
+int dl_iterate_phdr(int (*)(struct dl_phdr_info *, size_t, void *), void *);
+
+#endif