qemu-edid: use qemu_edid_size()

So we only write out that part of the edid blob
which has been filled with data.
Also use a larger buffer for the blob.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20210427150824.638359-1-kraxel@redhat.com
Message-Id: <20210427150824.638359-2-kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2021-04-27 17:08:17 +02:00
parent d90f154867
commit bdbe824b7e

View file

@ -41,7 +41,8 @@ static void usage(FILE *out)
int main(int argc, char *argv[])
{
FILE *outfile = NULL;
uint8_t blob[256];
uint8_t blob[512];
size_t size;
uint32_t dpi = 100;
int rc;
@ -119,7 +120,8 @@ int main(int argc, char *argv[])
memset(blob, 0, sizeof(blob));
qemu_edid_generate(blob, sizeof(blob), &info);
fwrite(blob, sizeof(blob), 1, outfile);
size = qemu_edid_size(blob);
fwrite(blob, size, 1, outfile);
fflush(outfile);
exit(0);