From c31950b964a2f3f7b9e6ad98076954178ee1e77d Mon Sep 17 00:00:00 2001 From: Joerg Schmidbauer Date: Tue, 12 Nov 2019 10:26:47 +0100 Subject: [PATCH] chacha_enc.c: fix for EBCDIC platforms Signed-off-by: Joerg Schmidbauer Reviewed-by: Patrick Steuer Reviewed-by: Matt Caswell (Merged from https://github.com/openssl/openssl/pull/10417) --- crypto/chacha/chacha_enc.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/crypto/chacha/chacha_enc.c b/crypto/chacha/chacha_enc.c index 05a716b5d4..3cf5facd5e 100644 --- a/crypto/chacha/chacha_enc.c +++ b/crypto/chacha/chacha_enc.c @@ -12,6 +12,7 @@ #include #include "crypto/chacha.h" +#include "crypto/ctype.h" typedef unsigned int u32; typedef unsigned char u8; @@ -78,10 +79,18 @@ void ChaCha20_ctr32(unsigned char *out, const unsigned char *inp, size_t todo, i; /* sigma constant "expand 32-byte k" in little-endian encoding */ - input[0] = ((u32)'e') | ((u32)'x'<<8) | ((u32)'p'<<16) | ((u32)'a'<<24); - input[1] = ((u32)'n') | ((u32)'d'<<8) | ((u32)' '<<16) | ((u32)'3'<<24); - input[2] = ((u32)'2') | ((u32)'-'<<8) | ((u32)'b'<<16) | ((u32)'y'<<24); - input[3] = ((u32)'t') | ((u32)'e'<<8) | ((u32)' '<<16) | ((u32)'k'<<24); + input[0] = ((u32)ossl_toascii('e')) | ((u32)ossl_toascii('x') << 8) + | ((u32)ossl_toascii('p') << 16) + | ((u32)ossl_toascii('a') << 24); + input[1] = ((u32)ossl_toascii('n')) | ((u32)ossl_toascii('d') << 8) + | ((u32)ossl_toascii(' ') << 16) + | ((u32)ossl_toascii('3') << 24); + input[2] = ((u32)ossl_toascii('2')) | ((u32)ossl_toascii('-') << 8) + | ((u32)ossl_toascii('b') << 16) + | ((u32)ossl_toascii('y') << 24); + input[3] = ((u32)ossl_toascii('t')) | ((u32)ossl_toascii('e') << 8) + | ((u32)ossl_toascii(' ') << 16) + | ((u32)ossl_toascii('k') << 24); input[4] = key[0]; input[5] = key[1]; -- 2.25.1