mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
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0c88720caa
untested as all currently supported 14.1 devices are 32-bit Signed-off-by: Tavi <tavi@divested.dev>
121 lines
3.3 KiB
Diff
121 lines
3.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Daniel Micay <danielmicay@gmail.com>
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Date: Wed, 5 Dec 2018 01:51:56 -0500
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Subject: [PATCH] add hardened_malloc library
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---
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libc/Android.bp | 45 ++++++++++++++++++++++++++++-------
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libc/bionic/malloc_common.cpp | 5 ++++
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2 files changed, 41 insertions(+), 9 deletions(-)
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diff --git a/libc/Android.bp b/libc/Android.bp
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index c92acf70b..7edf0c74f 100644
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--- a/libc/Android.bp
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+++ b/libc/Android.bp
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@@ -83,6 +83,8 @@ cc_defaults {
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"-Werror=int-to-pointer-cast",
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"-Werror=type-limits",
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"-Werror",
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+
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+ "-DH_MALLOC_PREFIX",
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],
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// TODO: split out the asflags.
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asflags: [
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@@ -99,7 +101,15 @@ cc_defaults {
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],
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conlyflags: ["-std=gnu99"],
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cppflags: [],
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- include_dirs: ["external/jemalloc/include"],
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+
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+ multilib: {
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+ lib32: {
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+ include_dirs: ["external/jemalloc/include"],
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+ },
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+ lib64: {
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+ include_dirs: ["external/hardened_malloc/"],
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+ },
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+ },
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arch: {
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// Clang/llvm has incompatible long double (fp128) for x86_64.
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@@ -1601,11 +1611,6 @@ cc_library_static {
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name: "libc_ndk",
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defaults: ["libc_defaults"],
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srcs: libc_common_src_files + ["bionic/malloc_common.cpp"],
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- multilib: {
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- lib32: {
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- srcs: libc_common_src_files_32,
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- },
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- },
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arch: {
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arm: {
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srcs: [
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@@ -1635,8 +1640,17 @@ cc_library_static {
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"libc_syscalls",
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"libc_tzcode",
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"libm",
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- "libjemalloc",
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],
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+
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+ multilib: {
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+ lib32: {
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+ srcs: libc_common_src_files_32,
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+ whole_static_libs: ["libjemalloc"],
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+ },
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+ lib64: {
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+ whole_static_libs: ["libhardened_malloc"],
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+ },
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+ },
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}
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// ========================================================
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@@ -1714,7 +1728,11 @@ cc_library_static {
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// ========================================================
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cc_library_static {
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defaults: ["libc_defaults"],
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- srcs: ["bionic/jemalloc_wrapper.cpp"],
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+ multilib: {
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+ lib32: {
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+ srcs: ["bionic/jemalloc_wrapper.cpp"],
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+ },
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+ },
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cflags: ["-fvisibility=hidden"],
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name: "libc_malloc",
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@@ -1765,7 +1783,16 @@ cc_library {
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// you wanted!
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shared_libs: ["libdl"],
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- whole_static_libs: ["libc_common", "libjemalloc"],
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+ whole_static_libs: ["libc_common"],
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+
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+ multilib: {
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+ lib32: {
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+ whole_static_libs: ["libjemalloc"],
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+ },
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+ lib64: {
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+ whole_static_libs: ["libhardened_malloc"],
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+ },
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+ },
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// We'd really like to do this for all architectures, but since this wasn't done
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// before, these symbols must continue to be exported on LP32 for binary
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diff --git a/libc/bionic/malloc_common.cpp b/libc/bionic/malloc_common.cpp
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index e05061917..af544f3e1 100644
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--- a/libc/bionic/malloc_common.cpp
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+++ b/libc/bionic/malloc_common.cpp
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@@ -46,8 +46,13 @@
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#include <private/bionic_globals.h>
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#include <private/bionic_malloc_dispatch.h>
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+#ifdef __LP64__
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+#include "h_malloc.h"
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+#define Malloc(function) h_ ## function
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+#else
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#include "jemalloc.h"
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#define Malloc(function) je_ ## function
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+#endif
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static constexpr MallocDispatch __libc_malloc_default_dispatch
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__attribute__((unused)) = {
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