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Re: [Qemu-devel] [PATCH] ide-test: Fix endianness problems
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH] ide-test: Fix endianness problems |
Date: |
Thu, 16 May 2013 11:04:07 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Wed, May 15, 2013 at 03:00:39PM +0200, Kevin Wolf wrote:
> @@ -355,6 +364,17 @@ static void test_bmdma_teardown(void)
> ide_test_quit();
> }
>
> +static void string_cpu_to_be16(uint16_t *s, size_t bytes)
> +{
> + g_assert((bytes & 1) == 0);
> + bytes /= 2;
> +
> + while (bytes--) {
> + *s = cpu_to_be16(*s);
> + s++;
> + }
> +}
> +
> static void test_identify(void)
> {
> uint8_t data;
> @@ -389,10 +409,12 @@ static void test_identify(void)
> assert_bit_clear(data, BSY | DF | ERR | DRQ);
>
> /* Check serial number/version in the buffer */
> - ret = memcmp(&buf[10], "ettsidks ", 20);
> + string_cpu_to_be16(&buf[10], 20);
> + ret = memcmp(&buf[10], "testdisk ", 20);
> g_assert(ret == 0);
>
> - ret = memcmp(&buf[23], "evsroi n", 8);
> + string_cpu_to_be16(&buf[23], 8);
> + ret = memcmp(&buf[23], "version ", 8);
It would have been simpler to specify string_cpu_to_be16() length in
"elements" instead of bytes. Then you can drop the assertion and
conversion. Not a problem though.
Anthony: Please take this patch without a pull request. I think me
sending pull requests for a single late-rc fix doesn't add value.
Reviewed-by: Stefan Hajnoczi <address@hidden>
Re: [Qemu-devel] [PATCH] ide-test: Fix endianness problems,
Stefan Hajnoczi <=
Re: [Qemu-devel] [PATCH] ide-test: Fix endianness problems, Anthony Liguori, 2013/05/16