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Re: [Qemu-devel] [PATCH 2/4] hmp: factor out ringbuf_print_help()
From: |
Luiz Capitulino |
Subject: |
Re: [Qemu-devel] [PATCH 2/4] hmp: factor out ringbuf_print_help() |
Date: |
Mon, 9 Sep 2013 15:15:18 -0400 |
On Mon, 2 Sep 2013 17:01:46 +0800
Lei Li <address@hidden> wrote:
> Factor out ringbuf_print_help(), which will be called in
> hmp_read_ringbuf_cb() reading data that can be written with
> monitor_printf() to the console from ringbuf backend.
>
> Signed-off-by: Lei Li <address@hidden>
> ---
> hmp.c | 31 +++++++++++++++++++------------
> 1 files changed, 19 insertions(+), 12 deletions(-)
>
> diff --git a/hmp.c b/hmp.c
> index fcca6ae..624ed6f 100644
> --- a/hmp.c
> +++ b/hmp.c
> @@ -752,6 +752,24 @@ void hmp_pmemsave(Monitor *mon, const QDict *qdict)
> hmp_handle_error(mon, &errp);
> }
>
> +static void ringbuf_print_help(Monitor *mon, const char *data)
That's a very bad name. You could call it ringbuf_print_contents(),
but then I think you should pass a size parameter. Or, you call it
ringbuf_print_char() and keep the loop in the caller.
> +{
> + int i;
> +
> + for (i = 0; data[i]; i++) {
> + unsigned char ch = data[i];
> +
> + if (ch == '\\') {
> + monitor_printf(mon, "\\\\");
> + } else if ((ch < 0x20 && ch != '\n' && ch != '\t') || ch == 0x7F) {
> + monitor_printf(mon, "\\u%04X", ch);
> + } else {
> + monitor_printf(mon, "%c", ch);
> + }
> +
> + }
> +}
> +
> void hmp_ringbuf_write(Monitor *mon, const QDict *qdict)
> {
> const char *chardev = qdict_get_str(qdict, "device");
> @@ -769,7 +787,6 @@ void hmp_ringbuf_read(Monitor *mon, const QDict *qdict)
> const char *chardev = qdict_get_str(qdict, "device");
> char *data;
> Error *errp = NULL;
> - int i;
>
> data = qmp_ringbuf_read(chardev, size, false, 0, &errp);
> if (errp) {
> @@ -778,18 +795,8 @@ void hmp_ringbuf_read(Monitor *mon, const QDict *qdict)
> return;
> }
>
> - for (i = 0; data[i]; i++) {
> - unsigned char ch = data[i];
> -
> - if (ch == '\\') {
> - monitor_printf(mon, "\\\\");
> - } else if ((ch < 0x20 && ch != '\n' && ch != '\t') || ch == 0x7F) {
> - monitor_printf(mon, "\\u%04X", ch);
> - } else {
> - monitor_printf(mon, "%c", ch);
> - }
> + ringbuf_print_help(mon, data);
>
> - }
> monitor_printf(mon, "\n");
> g_free(data);
> }