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Re: [Xen-devel] [PATCH v2 05/13] fuzz/x86_emulate: Implement input_read() and input_avail()



>>> On 25.09.17 at 16:26, <george.dunlap@xxxxxxxxxx> wrote:
> --- a/tools/fuzz/x86_instruction_emulator/fuzz-emul.c
> +++ b/tools/fuzz/x86_instruction_emulator/fuzz-emul.c
> @@ -52,6 +52,22 @@ struct fuzz_state
>      struct x86_emulate_ops ops;
>  };
>  
> +static inline bool input_available(struct fuzz_state *s, size_t size)

s can be pointer to const

Also how about shortening the function name to what the title says?

> +{
> +    return s->data_index + size < s->data_num;

Shouldn't this be <= ?

> +}
> +
> +static inline bool input_read(struct fuzz_state *s, void *dst, size_t size)
> +{
> +    if ( !input_available(s, size) )
> +        return 0;

false

> +
> +    memcpy(dst, &s->corpus->data[s->data_index], size);
> +    s->data_index += size;
> +
> +    return 1;

true

Jan


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