- Require different input and output buffer in cipher_update()
- Fixed style typos
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1f14d08cf9
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1 changed files with 8 additions and 5 deletions
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@ -197,8 +197,11 @@ int cipher_update( cipher_context_t *ctx, const unsigned char *input, int ilen,
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{
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{
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int copy_len = 0;
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int copy_len = 0;
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if( NULL == ctx || NULL == ctx->cipher_info || NULL == olen )
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if( NULL == ctx || NULL == ctx->cipher_info || NULL == olen ||
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input == output )
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{
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return 1;
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return 1;
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}
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*olen = 0;
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*olen = 0;
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@ -295,16 +298,16 @@ static int get_pkcs_padding( unsigned char *input, unsigned char input_len,
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int i = 0;
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int i = 0;
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unsigned char padding_len = 0;
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unsigned char padding_len = 0;
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if ( NULL == input || NULL == data_len )
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if( NULL == input || NULL == data_len )
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return 1;
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return 1;
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padding_len = input[input_len - 1];
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padding_len = input[input_len - 1];
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if ( padding_len > input_len )
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if( padding_len > input_len )
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return 2;
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return 2;
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for ( i = input_len - padding_len; i < input_len; i++ )
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for( i = input_len - padding_len; i < input_len; i++ )
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if ( input[i] != padding_len )
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if( input[i] != padding_len )
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return 2;
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return 2;
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*data_len = input_len - padding_len;
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*data_len = input_len - padding_len;
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