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void-packages/srcpkgs/mouseemu/patches/013-dual_devices.patch
q66 b004d06c23 New package: mouseemu-0.15 
This is a daemon which allows you to emulate middle and right
click as well as a mouse wheel. It was originally written for
Apple PowerPC laptops with a single button, but can be used on
any hardware.
2020-02-09 03:10:27 +01:00

235 lines
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Author: Colin Watson <cjwatson@ubuntu.com>
Description: No description.
--- a/mouseemu.c
+++ b/mouseemu.c
@@ -187,52 +187,68 @@
}
}
-void keyboard_handler (int fd)
+void keyboard_handler (struct input_event inp)
{
- struct input_event inp;
- if (read(fd, &inp, sizeof(inp)) == sizeof(inp)) {
- if (!event_parse(inp.code, inp.value) && !is_modifier(inp)) {
- last_key = (inp.time.tv_sec*1000000 + inp.time.tv_usec);
- }
+ if (inp.type != EV_KEY && inp.type != EV_REP) {
+ passthrough(ui_keyb_fd, inp);
+ return;
+ }
+ if (inp.type == EV_KEY && (inp.code == BTN_LEFT || inp.code == BTN_MIDDLE || inp.code == BTN_RIGHT))
+ return;
+
+ if (!event_parse(inp.code, inp.value) && !is_modifier(inp)) {
+ last_key = (inp.time.tv_sec*1000000 + inp.time.tv_usec);
+ }
/* I think its best not to pass scroll, or experiment with not passing the release if
* we actually used it for scrolling (but some apps may get stuck?)
*/
- if (inp.code != b2_key && inp.code != b3_key) {
- passthrough(ui_keyb_fd, inp);
- }
+ if (inp.code != b2_key && inp.code != b3_key) {
+ passthrough(ui_keyb_fd, inp);
}
}
-static void mouse_handler (int fd)
+static void mouse_handler (struct input_event inp)
+{
+ if (inp.type != EV_KEY && inp.type != EV_REL && inp.type != EV_SYN)
+ return;
+ if (inp.type == EV_KEY && inp.code != BTN_LEFT && inp.code != BTN_MIDDLE && inp.code != BTN_RIGHT)
+ return;
+
+ if (inp.type == EV_KEY && inp.code == BTN_LEFT) {
+ if (b2_key == BTN_LEFT && b2_mod_pressed)
+ report_click(BTN_MIDDLE, inp.value);
+ else if (b3_key == BTN_LEFT && b3_mod_pressed)
+ report_click(BTN_RIGHT, inp.value);
+ else
+ passthrough(ui_mouse_fd, inp);
+ }
+ else if (scroll_mod_pressed
+ && inp.type == EV_REL
+ && (inp.code == REL_Y || inp.code == REL_X)) {
+ report_scroll (inp.value);
+ //printf("inp.value %d\n", inp.value);
+ } else {
+ if ((inp.time.tv_sec*1000000+inp.time.tv_usec)-last_key > typing_block_delay*1000
+ || inp.type == EV_REL)
+ passthrough(ui_mouse_fd, inp);
+ }
+}
+
+static void event_handler (int mode, int fd)
{
- int count;
struct input_event inp;
- if ((count = read(fd, &inp, sizeof(inp))) == sizeof(inp)) {
- if (inp.type == EV_KEY && inp.code == BTN_LEFT) {
- if (b2_key == BTN_LEFT && b2_mod_pressed)
- report_click(BTN_MIDDLE, inp.value);
- else if (b3_key == BTN_LEFT && b3_mod_pressed)
- report_click(BTN_RIGHT, inp.value);
- else
- passthrough(ui_mouse_fd, inp);
- }
- else if (scroll_mod_pressed
- && inp.type == EV_REL
- && (inp.code == REL_Y || inp.code == REL_X)) {
- report_scroll (inp.value);
- //printf("inp.value %d\n", inp.value);
- } else {
- if ((inp.time.tv_sec*1000000+inp.time.tv_usec)-last_key > typing_block_delay*1000
- || inp.type == EV_REL)
- passthrough(ui_mouse_fd, inp);
- }
+ if (read(fd, &inp, sizeof(inp)) == sizeof(inp)) {
+ if (mode & HANDLER_KEYBOARD)
+ keyboard_handler(inp);
+ if (mode & HANDLER_MOUSE)
+ mouse_handler(inp);
}
}
void scan_for_devs()
{
- int n, m, fd;
+ int n, m, fd, mode;
char filename[20];
unsigned long bit[NBITS(EV_MAX)];
unsigned short id[EVENT_DEVS];
@@ -240,47 +256,47 @@
for (n = 0, m = 0; n < EVENT_DEVS; n++) {
sprintf(filename, "/dev/input/event%d", n);
if ((fd = open(filename, O_RDONLY)) >= 0) {
+ mode = 0;
ioctl(fd, EVIOCGBIT(0, EV_MAX), bit);
+ ioctl(fd, EVIOCGID, id);
if (test_bit(EV_KEY, bit) && test_bit(EV_REP, bit)) {
- ioctl(fd, EVIOCGID, id);
/* our own virtual keyboard (on rescans)*/
if (id[ID_PRODUCT] == 0x1F && id[ID_VENDOR] == 0x1F) {
close(fd);
continue;
}
+ mode |= HANDLER_KEYBOARD;
if (id[ID_PRODUCT] != eventdevs[m].product ||
id[ID_VENDOR] != eventdevs[m].vendor) {
- if (eventdevs[m].handle >= 0) {
- unregister_inputhandler(eventdevs[m].handle);
- close(eventdevs[m].handle);
- }
debugf("keyboard: fd %d event%d, vendor %4x product %4x\n", fd, n, id[ID_VENDOR], id[ID_PRODUCT]);
- eventdevs[m].handle= fd;
- eventdevs[m].product = id[ID_PRODUCT];
- eventdevs[m].vendor = id[ID_VENDOR];
- register_inputhandler(fd, keyboard_handler, 1);
}
- m++;
- } else if (test_bit(EV_REL, bit)) {
- ioctl(fd, EVIOCGID, id);
+ }
+ if (test_bit(EV_REL, bit)) {
/* our own virtual mouse (on rescans)*/
if (id[ID_PRODUCT] == 0x1E && id[ID_VENDOR] == 0x1F) {
close(fd);
continue;
}
+ mode |= HANDLER_MOUSE;
+ if (id[ID_PRODUCT] != eventdevs[m].product ||
+ id[ID_VENDOR] != eventdevs[m].vendor) {
+ debugf("mouse : fd %d event%d, vendor %4x product %4x\n", fd, n, id[ID_VENDOR], id[ID_PRODUCT]);
+ }
+ }
+ if (mode) {
if (id[ID_PRODUCT] != eventdevs[m].product ||
id[ID_VENDOR] != eventdevs[m].vendor) {
if (eventdevs[m].handle >= 0) {
unregister_inputhandler(eventdevs[m].handle);
close(eventdevs[m].handle);
}
- debugf("mouse : fd %d event%d, vendor %4x product %4x\n", fd, n, id[ID_VENDOR], id[ID_PRODUCT]);
eventdevs[m].handle= fd;
eventdevs[m].product = id[ID_PRODUCT];
eventdevs[m].vendor = id[ID_VENDOR];
- register_inputhandler(fd, mouse_handler, 1);
- }
- m++;
+ register_inputhandler(mode, fd, event_handler, 1);
+ } else
+ close(fd);
+ m++;
} else
close(fd);
}
@@ -313,12 +329,13 @@
scan_for_devs();
}
-int register_inputhandler (int fd, void (*func)(int fd), int grab)
+int register_inputhandler (int mode, int fd, void (*func)(int mode, int fd), int grab)
{
int n;
for (n=0; n < EVENT_DEVS; n++)
if (ihandler[n].fd == -1) {
+ ihandler[n].mode = mode;
ihandler[n].fd = fd;
ihandler[n].handler = func;
ihandler[n].grab = grab;
@@ -335,6 +352,7 @@
for (n = 0; n < EVENT_DEVS; n++)
if (found) {
+ ihandler[n-1].mode = ihandler[n].mode;
ihandler[n-1].fd = ihandler[n].fd;
ihandler[n-1].handler = ihandler[n].handler;
} else if (ihandler[n].fd == fd) {
@@ -367,7 +385,7 @@
for (n=0; n < EVENT_DEVS; n++) {
if (ihandler[n].fd == -1) continue;
if (FD_ISSET(ihandler[n].fd, inset))
- ihandler[n].handler (ihandler[n].fd);
+ ihandler[n].handler (ihandler[n].mode, ihandler[n].fd);
}
}
@@ -816,6 +834,7 @@
eventdevs[i].product= 0;
ihandler[i].handler=0;
+ ihandler[i].mode=0;
ihandler[i].fd=-1;
}
--- a/mouseemu.h
+++ b/mouseemu.h
@@ -33,6 +33,9 @@
#define BTN2 0x04
#define BTN3 0x02
+#define HANDLER_KEYBOARD (1 << 0)
+#define HANDLER_MOUSE (1 << 1)
+
/* device structure */
typedef struct _kdev {
int handle;
@@ -42,11 +45,12 @@
/* handler structure */
typedef struct _ihandler {
- void (*handler)(int fd);
+ void (*handler)(int mode, int fd);
+ int mode;
int fd;
int grab;
} input_handler;
void unregister_inputhandler (int fd);
-int register_inputhandler(int fd, void (*func)(int fd), int grab);
+int register_inputhandler(int mode, int fd, void (*func)(int mode, int fd), int grab);
#endif
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