86 lines
2.9 KiB
Diff
86 lines
2.9 KiB
Diff
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From 7ca82e0db464052c1ed51e77b2d61ede82dfe3ee Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Christian=20G=C3=B6ttsche?= <cgzones@googlemail.com>
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Date: Mon, 3 May 2021 17:10:44 +0200
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Subject: [PATCH] libselinux: Sha1Finalise(): do not discard const qualifier
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Mark the argument `Buffer` of `Sha1Update()` const, since it is not
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modified.
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sha1.c: In function ‘Sha1Finalise’:
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sha1.c:208:25: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
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208 | Sha1Update(Context, (uint8_t*)"\x80", 1);
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| ^
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sha1.c:211:29: warning: cast discards ‘const’ qualifier from pointer target type [-Wcast-qual]
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211 | Sha1Update(Context, (uint8_t*)"\0", 1);
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| ^
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Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
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---
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libselinux/src/sha1.c | 10 +++++-----
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libselinux/src/sha1.h | 2 +-
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2 files changed, 6 insertions(+), 6 deletions(-)
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diff --git a/libselinux/src/sha1.c b/libselinux/src/sha1.c
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index 9a8ce01dceda..664bbcf26eef 100644
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--- a/libselinux/src/sha1.c
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+++ b/libselinux/src/sha1.c
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@@ -151,7 +151,7 @@ void
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Sha1Update
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(
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Sha1Context* Context,
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- void* Buffer,
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+ const void* Buffer,
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uint32_t BufferSize
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)
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{
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@@ -172,7 +172,7 @@ void
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TransformFunction(Context->State, Context->Buffer);
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for (; i + 63 < BufferSize; i += 64)
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{
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- TransformFunction(Context->State, (uint8_t*)Buffer + i);
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+ TransformFunction(Context->State, (const uint8_t*)Buffer + i);
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}
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j = 0;
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}
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@@ -181,7 +181,7 @@ void
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i = 0;
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}
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- memcpy(&Context->Buffer[j], &((uint8_t*)Buffer)[i], BufferSize - i);
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+ memcpy(&Context->Buffer[j], &((const uint8_t*)Buffer)[i], BufferSize - i);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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@@ -205,10 +205,10 @@ void
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finalcount[i] = (unsigned char)((Context->Count[(i >= 4 ? 0 : 1)]
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>> ((3-(i & 3)) * 8) ) & 255); // Endian independent
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}
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- Sha1Update(Context, (uint8_t*)"\x80", 1);
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+ Sha1Update(Context, (const uint8_t*)"\x80", 1);
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while ((Context->Count[0] & 504) != 448)
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{
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- Sha1Update(Context, (uint8_t*)"\0", 1);
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+ Sha1Update(Context, (const uint8_t*)"\0", 1);
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}
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Sha1Update(Context, finalcount, 8); // Should cause a Sha1TransformFunction()
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diff --git a/libselinux/src/sha1.h b/libselinux/src/sha1.h
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index eac3c195351a..f83a6e7ed7ba 100644
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--- a/libselinux/src/sha1.h
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+++ b/libselinux/src/sha1.h
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@@ -64,7 +64,7 @@ void
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Sha1Update
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(
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Sha1Context* Context,
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- void* Buffer,
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+ const void* Buffer,
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uint32_t BufferSize
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);
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--
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2.32.0
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