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poly1305/poly1305.c: work around -Wshadow warnings with POLY1305_ASM.

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Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Andy Polyakov 2015-12-19 14:16:47 +01:00
parent a98c648e40
commit e87c056745
1 changed files with 12 additions and 3 deletions
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15
crypto/poly1305/poly1305.c
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@ -454,6 +454,15 @@ void Poly1305_Init(POLY1305 *ctx, const unsigned char key[32])
}
#ifdef POLY1305_ASM
/*
* This "eclipses" poly1305_blocks and poly1305_emit, but it's
* conscious choice imposed by -Wshadow compiler warnings.
*/
# define poly1305_blocks (*poly1305_blocks_p)
# define poly1305_emit (*poly1305_emit_p)
#endif
void Poly1305_Update(POLY1305 *ctx, const unsigned char *inp, size_t len)
{
#ifdef POLY1305_ASM
@ -463,7 +472,7 @@ void Poly1305_Update(POLY1305 *ctx, const unsigned char *inp, size_t len)
* property is fluently used in assembly modules to optimize
* padbit handling on loop boundary.
*/
poly1305_blocks_f poly1305_blocks = ctx->func.blocks;
poly1305_blocks_f poly1305_blocks_p = ctx->func.blocks;
#endif
size_t rem, num;
@ -499,8 +508,8 @@ void Poly1305_Update(POLY1305 *ctx, const unsigned char *inp, size_t len)
void Poly1305_Final(POLY1305 *ctx, unsigned char mac[16])
{
#ifdef POLY1305_ASM
poly1305_blocks_f poly1305_blocks = ctx->func.blocks;
poly1305_emit_f poly1305_emit = ctx->func.emit;
poly1305_blocks_f poly1305_blocks_p = ctx->func.blocks;
poly1305_emit_f poly1305_emit_p = ctx->func.emit;
#endif
size_t num;