kmod-native: use bswap to work on older Linux hosts
We can't use htobe* and be*toh functions because they are not available on older versions of glibc, For example, shipped on Centos 5.5. Change to directly calling bswap_* as defined in byteswap.h. (From OE-Core master rev: 63edb6b9a8bdf2f5541edd618f2f598185e37223) (From OE-Core rev: 2e791639625746037626e348cfac4ad1109bb9ae) Signed-off-by: Ting Liu <b28495@freescale.com> Signed-off-by: Saul Wold <sgw@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Robert Yang <liezhi.yang@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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@ -6,6 +6,7 @@ inherit native
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SRC_URI += "file://fix-undefined-O_CLOEXEC.patch \
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file://0001-Fix-build-with-older-gcc-4.6.patch \
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file://Change-to-calling-bswap_-instead-of-htobe-and-be-toh.patch \
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"
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do_install_append (){
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@ -0,0 +1,39 @@
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From 0c4dbadc9db3cda1cfca64e44ea08c6e89919ea7 Mon Sep 17 00:00:00 2001
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From: Ting Liu <b28495@freescale.com>
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Date: Tue, 10 Sep 2013 13:44:18 +0800
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Subject: [PATCH] Change to calling bswap_* instead of htobe* and be*toh
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We can't use htobe* and be*toh functions because they are not
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available on older versions of glibc, For example, shipped on Centos 5.5.
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Change to directly calling bswap_* as defined in+byteswap.h.
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Signed-off-by: Ting Liu <b28495@freescale.com>
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---
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libkmod/libkmod-signature.c | 3 ++-
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1 files changed, 2 insertions(+), 1 deletions(-)
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diff --git a/libkmod/libkmod-signature.c b/libkmod/libkmod-signature.c
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index 6b80caa..3544a36 100644
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--- a/libkmod/libkmod-signature.c
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+++ b/libkmod/libkmod-signature.c
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@@ -19,6 +19,7 @@
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*/
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#include <endian.h>
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+#include <byteswap.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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@@ -121,7 +122,7 @@ bool kmod_module_signature_info(const struct kmod_file *file, struct kmod_signat
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modsig->hash >= PKEY_HASH__LAST ||
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modsig->id_type >= PKEY_ID_TYPE__LAST)
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return false;
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- sig_len = be32toh(modsig->sig_len);
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+ sig_len = bswap_32(modsig->sig_len);
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if (size < (off_t)(modsig->signer_len + modsig->key_id_len + sig_len))
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return false;
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--
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1.7.5.4
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