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Provide no info from entropy_func() on future entropy

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This commit is contained in:
Paul Bakker 2014-03-26 12:51:25 +01:00
parent 1e9423704a
commit ef3cf7088f
1 changed files with 5 additions and 5 deletions
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10
library/entropy.c
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@ -185,11 +185,6 @@ int entropy_func( void *data, unsigned char *output, size_t len )
sha4_finish( &ctx->accumulator, buf ); sha4_finish( &ctx->accumulator, buf );
/*
* Perform second SHA-512 on entropy
*/
sha4( buf, ENTROPY_BLOCK_SIZE, buf, 0 );
/* /*
* Reset accumulator and counters and recycle existing entropy * Reset accumulator and counters and recycle existing entropy
*/ */
@ -197,6 +192,11 @@ int entropy_func( void *data, unsigned char *output, size_t len )
sha4_starts( &ctx->accumulator, 0 ); sha4_starts( &ctx->accumulator, 0 );
sha4_update( &ctx->accumulator, buf, ENTROPY_BLOCK_SIZE ); sha4_update( &ctx->accumulator, buf, ENTROPY_BLOCK_SIZE );
/*
* Perform second SHA-512 on entropy
*/
sha4( buf, ENTROPY_BLOCK_SIZE, buf, 0 );
for( i = 0; i < ctx->source_count; i++ ) for( i = 0; i < ctx->source_count; i++ )
ctx->source[i].size = 0; ctx->source[i].size = 0;