[libvirt] [PATCH 2/4 V4] util: add virtkey
Daniel P. Berrange
berrange at redhat.com
Tue Jul 19 15:04:18 UTC 2011
On Thu, Jul 14, 2011 at 11:32:16AM +0800, Lai Jiangshan wrote:
> Add virtkey lib for usage-improvment and keycode translating.
> Add 4 internal API for the aim
>
> const char *virKeycodeSetTypeToString(int codeset);
> int virKeycodeSetTypeFromString(const char *name);
> int virParseKeyName(virKeycodeSet codeset, const char *keyname);
> int virTranslateKeyCode(virKeycodeSet from_codeset,
> virKeycodeSet to_offset,
> int key_value);
>
> Signed-off-by: Lai Jiangshan <laijs at cn.fujitsu.com>
> ---
> include/libvirt/libvirt.h.in | 8 +++
> src/Makefile.am | 11 ++++-
> src/libvirt_private.syms | 5 ++
> src/util/virtkey.c | 117 ++++++++++++++++++++++++++++++++++++++++++
> src/util/virtkey.h | 41 +++++++++++++++
Can we call these two 'virkeycode.h' and 'virkeycode.c'
> src/util/virtkeymap-gen.py | 47 +++++++++++++++++
And 'virkeycode-mapgen.py'
> diff --git a/include/libvirt/libvirt.h.in b/include/libvirt/libvirt.h.in
> index d5a7105..acfe9d9 100644
> --- a/include/libvirt/libvirt.h.in
> +++ b/include/libvirt/libvirt.h.in
> @@ -1778,6 +1778,14 @@ typedef enum {
> VIR_KEYCODE_SET_ATSET1 = 2,
> VIR_KEYCODE_SET_ATSET2 = 3,
> VIR_KEYCODE_SET_ATSET3 = 4,
> + VIR_KEYCODE_SET_OSX = 5,
> + VIR_KEYCODE_SET_XT_KBD = 6,
> + VIR_KEYCODE_SET_USB = 7,
> + VIR_KEYCODE_SET_WIN32 = 8,
> + VIR_KEYCODE_SET_XWIN_XT = 9,
> + VIR_KEYCODE_SET_XFREE86_KBD_XT = 10,
I have confirmed that "XT_KBD" is right for the QEMU keys, because
this matches what we use for the VNC protocol.
I would still like us to leave XWIN_XT and XFREE86_KBD_XT out of
the headers for now.
> diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
> index 3237d18..6611471 100644
> --- a/src/libvirt_private.syms
> +++ b/src/libvirt_private.syms
> @@ -1094,6 +1094,11 @@ virSetError;
> virSetErrorLogPriorityFunc;
> virStrerror;
>
> +# virtkey.h
> +virKeycodeSetTypeToString;
> +virKeycodeSetTypeFromString;
> +virParseKeyName;
> +virTranslateKeyCode;
As a (newish) rule, all function name prefixes should match the
source filename. So can you change these to
virKeycodeValueFromString
virKeycodeValueTranslate
> +static unsigned int codeOffset[] = {
> + [VIR_KEYCODE_SET_LINUX] =
> + offsetof(struct keycode, linux_keycode),
> + [VIR_KEYCODE_SET_XT] =
> + offsetof(struct keycode, xt),
> + [VIR_KEYCODE_SET_ATSET1] =
> + offsetof(struct keycode, atset1),
> + [VIR_KEYCODE_SET_ATSET2] =
> + offsetof(struct keycode, atset2),
> + [VIR_KEYCODE_SET_ATSET3] =
> + offsetof(struct keycode, atset3),
> + [VIR_KEYCODE_SET_OSX] =
> + offsetof(struct keycode, os_x),
> + [VIR_KEYCODE_SET_XT_KBD] =
> + offsetof(struct keycode, xt_kbd),
> + [VIR_KEYCODE_SET_USB] =
> + offsetof(struct keycode, usb),
> + [VIR_KEYCODE_SET_WIN32] =
> + offsetof(struct keycode, win32),
> + [VIR_KEYCODE_SET_XWIN_XT] =
> + offsetof(struct keycode, xwin_xt),
> + [VIR_KEYCODE_SET_XFREE86_KBD_XT] =
> + offsetof(struct keycode, xfree86_kbd_xt),
> +};
> +
> +VIR_ENUM_IMPL(virKeycodeSet, VIR_KEYCODE_SET_LAST,
> + "linux",
> + "xt",
> + "atset1",
> + "atset2",
> + "atset3",
> + "os_x",
> + "xt_kbd",
> + "usb",
> + "win32",
> + "xwin_xt",
> + "xfree86_kbd_xt");
Likewise leave out xin_xt and xfree86_kbd_xt
> diff --git a/src/util/virtkey.h b/src/util/virtkey.h
> new file mode 100644
> index 0000000..45c5f08
> --- /dev/null
> +++ b/src/util/virtkey.h
> @@ -0,0 +1,41 @@
> +#ifndef __UTIL_VIRTKEY_H__
> +#define __UTIL_VIRTKEY_H__
> +
> +/*
> + * Copyright (c) 2011 Lai Jiangshan
> + *
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms of the GNU General Public License version 2 as published by
> + * the Free Software Foundation.
> + */
> +
> +#include <config.h>
> +#include "util.h"
> +#include "libvirt/libvirt.h"
> +
> +struct keycode {
> + const char *linux_name;
> + const char *os_x_name;
> + const char *win32_name;
> + unsigned short linux_keycode;
> + unsigned short os_x;
> + unsigned short atset1;
> + unsigned short atset2;
> + unsigned short atset3;
> + unsigned short xt;
> + unsigned short xt_kbd;
> + unsigned short usb;
> + unsigned short win32;
> + unsigned short xwin_xt;
> + unsigned short xfree86_kbd_xt;
> +};
> +extern struct keycode virtKeycodes[];
> +extern int virtKeycodesSize;
None of these three declarations need to be in the header file
since they are private impl details of the source fiel.
> +
> +VIR_ENUM_DECL(virKeycodeSet);
> +int virParseKeyName(virKeycodeSet codeset, const char *keyname);
> +int virTranslateKeyCode(virKeycodeSet from_codeset,
> + virKeycodeSet to_offset,
> + int key_value);
> +
> +#endif
> diff --git a/src/util/virtkeymap-gen.py b/src/util/virtkeymap-gen.py
Regards,
Daniel
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