From a75d13c63a118ab501affe6fb0baab1d692a3df9 Mon Sep 17 00:00:00 2001 From: Mike Pall Date: Sun, 8 Dec 2019 19:01:06 +0100 Subject: [PATCH 1/2] Add note about the unsuitabilty of math.random() for crypto. --- doc/extensions.html | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/doc/extensions.html b/doc/extensions.html index fa412e0e..9da38359 100644 --- a/doc/extensions.html +++ b/doc/extensions.html @@ -212,6 +212,10 @@ for every call. The result is uniformly distributed between 0.0 and 1.0. It's correctly scaled up and rounded for math.random(n [,m]) to preserve uniformity.

+

+Important: Neither this nor any other PRNG based on the simplistic +math.random() API is suitable for cryptographic use. +

io.* functions handle 64 bit file offsets

From 08272de59eedaa82726b8f671dccc7e0170addc0 Mon Sep 17 00:00:00 2001 From: Mike Pall Date: Sun, 8 Dec 2019 19:07:22 +0100 Subject: [PATCH 2/2] Update Android and iOS build docs. --- doc/install.html | 68 +++++++++--------------------------------------- 1 file changed, 13 insertions(+), 55 deletions(-) diff --git a/doc/install.html b/doc/install.html index 58a2a757..405f443a 100644 --- a/doc/install.html +++ b/doc/install.html @@ -363,67 +363,25 @@ make HOST_CC="gcc -m32" CROSS=mips-linux- make HOST_CC="gcc -m32" CROSS=mipsel-linux-

-You can cross-compile for Android using the » Android NDK. -The environment variables need to match the install locations and the -desired target platform. E.g. Android 4.0 corresponds to ABI level 14. -For details check the folder docs in the NDK directory. -

-

-Only a few common variations for the different CPUs, ABIs and platforms -are listed. Please use your own judgement for which combination you want -to build/deploy or which lowest common denominator you want to pick: +You can cross-compile for Android using the » Android NDK. +Please adapt the environment variables to match the install locations and the +desired target platform. E.g. Android 4.1 corresponds to ABI level 16. 

-# Android/ARM, armeabi (ARMv5TE soft-float), Android 2.2+ (Froyo)
-NDK=/opt/android/ndk
-NDKABI=8
-NDKVER=$NDK/toolchains/arm-linux-androideabi-4.6
-NDKP=$NDKVER/prebuilt/linux-x86/bin/arm-linux-androideabi-
-NDKF="--sysroot $NDK/platforms/android-$NDKABI/arch-arm"
-make HOST_CC="gcc -m32" CROSS=$NDKP TARGET_FLAGS="$NDKF"
+# Android/ARM, armeabi-v7a (ARMv7 VFP), Android 4.1+ (JB)
 
-# Android/ARM, armeabi-v7a (ARMv7 VFP), Android 4.0+ (ICS)
-NDK=/opt/android/ndk
-NDKABI=14
-NDKVER=$NDK/toolchains/arm-linux-androideabi-4.6
-NDKP=$NDKVER/prebuilt/linux-x86/bin/arm-linux-androideabi-
-NDKF="--sysroot $NDK/platforms/android-$NDKABI/arch-arm"
-NDKARCH="-march=armv7-a -mfloat-abi=softfp -Wl,--fix-cortex-a8"
-make HOST_CC="gcc -m32" CROSS=$NDKP TARGET_FLAGS="$NDKF $NDKARCH"
-
-# Android/MIPS, mips (MIPS32R1 hard-float), Android 4.0+ (ICS)
-NDK=/opt/android/ndk
-NDKABI=14
-NDKVER=$NDK/toolchains/mipsel-linux-android-4.6
-NDKP=$NDKVER/prebuilt/linux-x86/bin/mipsel-linux-android-
-NDKF="--sysroot $NDK/platforms/android-$NDKABI/arch-mips"
-make HOST_CC="gcc -m32" CROSS=$NDKP TARGET_FLAGS="$NDKF"
-
-# Android/x86, x86 (i686 SSE3), Android 4.0+ (ICS)
-NDK=/opt/android/ndk
-NDKABI=14
-NDKVER=$NDK/toolchains/x86-4.6
-NDKP=$NDKVER/prebuilt/linux-x86/bin/i686-linux-android-
-NDKF="--sysroot $NDK/platforms/android-$NDKABI/arch-x86"
-make HOST_CC="gcc -m32" CROSS=$NDKP TARGET_FLAGS="$NDKF"
+NDKDIR=/opt/android/ndk
+NDKBIN=$NDKDIR/toolchains/llvm/prebuilt/linux-x86_64/bin
+NDKCROSS=$NDKBIN/arm-linux-androideabi-
+NDKCC=$NDKBIN/armv7a-linux-androideabi16-clang
+make HOST_CC="gcc -m32" CROSS=$NDKCROSS \
+     STATIC_CC=$NDKCC DYNAMIC_CC="$NDKCC -fPIC" \
+     TARGET_LD=$NDKCC

-You can cross-compile for iOS 3.0+ (iPhone/iPad) using the » iOS SDK: +Please use the LuaJIT 2.1 branch to compile for +iOS (iPhone/iPad).

-

-Note: the JIT compiler is disabled for iOS, because regular iOS Apps -are not allowed to generate code at runtime. You'll only get the performance -of the LuaJIT interpreter on iOS. This is still faster than plain Lua, but -much slower than the JIT compiler. Please complain to Apple, not me. -Or use Android. :-p -

-
-ISDKP=$(xcrun --sdk iphoneos --show-sdk-path)
-ICC=$(xcrun --sdk iphoneos --find clang)
-ISDKF="-arch armv7 -isysroot $ISDKP"
-make DEFAULT_CC=clang HOST_CC="clang -m32 -arch i386" \
-     CROSS="$(dirname $ICC)/" TARGET_FLAGS="$ISDKF" TARGET_SYS=iOS
-

Cross-compiling for consoles