diff --git a/libc/bionic/elf_note.cpp b/libc/bionic/elf_note.cpp
new file mode 100644
index 0000000..d5cd5de
--- /dev/null
+++ b/libc/bionic/elf_note.cpp
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "platform/bionic/macros.h"
+#include "private/elf_note.h"
+
+#include <string.h>
+
+bool __get_elf_note(unsigned note_type, const char* note_name, const ElfW(Addr) note_addr,
+                    const ElfW(Phdr)* phdr_note, const ElfW(Nhdr)** note_hdr,
+                    const char** note_desc) {
+  if (phdr_note->p_type != PT_NOTE || !note_name || !note_addr) {
+    return false;
+  }
+
+  ElfW(Addr) p = note_addr;
+  ElfW(Addr) note_end = p + phdr_note->p_memsz;
+
+  while (p + sizeof(ElfW(Nhdr)) <= note_end) {
+    const ElfW(Nhdr)* note = reinterpret_cast<const ElfW(Nhdr)*>(p);
+    p += sizeof(ElfW(Nhdr));
+    const char* name = reinterpret_cast<const char*>(p);
+    p += align_up(note->n_namesz, 4);
+    const char* desc = reinterpret_cast<const char*>(p);
+    p += align_up(note->n_descsz, 4);
+    if (p > note_end) {
+      break;
+    }
+    if (note->n_type != note_type) {
+      continue;
+    }
+    size_t note_name_len = strlen(note_name) + 1;
+    if (note->n_namesz != note_name_len || strncmp(note_name, name, note_name_len) != 0) {
+      break;
+    }
+
+    *note_hdr = note;
+    *note_desc = desc;
+
+    return true;
+  }
+  return false;
+}
+
+bool __find_elf_note(unsigned int note_type, const char* note_name, const ElfW(Phdr)* phdr_start,
+                     size_t phdr_ct, const ElfW(Nhdr)** note_hdr, const char** note_desc,
+                     const ElfW(Addr) load_bias) {
+  for (size_t i = 0; i < phdr_ct; ++i) {
+    const ElfW(Phdr)* phdr = &phdr_start[i];
+
+    ElfW(Addr) note_addr = load_bias + phdr->p_vaddr;
+    if (__get_elf_note(note_type, note_name, note_addr, phdr, note_hdr, note_desc)) {
+      return true;
+    }
+  }
+
+  return false;
+}