diff options
author | Keith Packard <keithp@keithp.com> | 2012-03-21 12:55:09 -0700 |
---|---|---|
committer | Keith Packard <keithp@keithp.com> | 2012-03-21 13:54:42 -0700 |
commit | 9838b7032ea9792bec21af424c53c07078636d21 (patch) | |
tree | b72d0827dac50f0f3b8eab29b3b7639546d735d7 /hw/kdrive/linux/ps2.c | |
parent | 75199129c603fc8567185ac31866c9518193cb78 (diff) |
Introduce a consistent coding style
This is strictly the application of the script 'x-indent-all.sh'
from util/modular. Compared to the patch that Daniel posted in
January, I've added a few indent flags:
-bap
-psl
-T PrivatePtr
-T pmWait
-T _XFUNCPROTOBEGIN
-T _XFUNCPROTOEND
-T _X_EXPORT
The typedefs were needed to make the output of sdksyms.sh match the
previous output, otherwise, the code is formatted badly enough that
sdksyms.sh generates incorrect output.
The generated code was compared with the previous version and found to
be essentially identical -- "assert" line numbers and BUILD_TIME were
the only differences found.
The comparison was done with this script:
dir1=$1
dir2=$2
for dir in $dir1 $dir2; do
(cd $dir && find . -name '*.o' | while read file; do
dir=`dirname $file`
base=`basename $file .o`
dump=$dir/$base.dump
objdump -d $file > $dump
done)
done
find $dir1 -name '*.dump' | while read dump; do
otherdump=`echo $dump | sed "s;$dir1;$dir2;"`
diff -u $dump $otherdump
done
Signed-off-by: Keith Packard <keithp@keithp.com>
Acked-by: Daniel Stone <daniel@fooishbar.org>
Acked-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Diffstat (limited to 'hw/kdrive/linux/ps2.c')
-rw-r--r-- | hw/kdrive/linux/ps2.c | 142 |
1 files changed, 68 insertions, 74 deletions
diff --git a/hw/kdrive/linux/ps2.c b/hw/kdrive/linux/ps2.c index b62d769f2..d1522a2d0 100644 --- a/hw/kdrive/linux/ps2.c +++ b/hw/kdrive/linux/ps2.c @@ -31,36 +31,34 @@ #include "kdrive.h" static int -Ps2ReadBytes (int fd, char *buf, int len, int min) +Ps2ReadBytes(int fd, char *buf, int len, int min) { - int n, tot; - fd_set set; - struct timeval tv; + int n, tot; + fd_set set; + struct timeval tv; tot = 0; - while (len) - { - n = read (fd, buf, len); - if (n > 0) - { - tot += n; - buf += n; - len -= n; - } - if (tot % min == 0) - break; - FD_ZERO (&set); - FD_SET (fd, &set); - tv.tv_sec = 0; - tv.tv_usec = 100 * 1000; - n = select (fd + 1, &set, 0, 0, &tv); - if (n <= 0) - break; + while (len) { + n = read(fd, buf, len); + if (n > 0) { + tot += n; + buf += n; + len -= n; + } + if (tot % min == 0) + break; + FD_ZERO(&set); + FD_SET(fd, &set); + tv.tv_sec = 0; + tv.tv_usec = 100 * 1000; + n = select(fd + 1, &set, 0, 0, &tv); + if (n <= 0) + break; } return tot; } -char *Ps2Names[] = { +char *Ps2Names[] = { "/dev/psaux", /* "/dev/mouse", */ "/dev/input/mice", @@ -69,67 +67,64 @@ char *Ps2Names[] = { #define NUM_PS2_NAMES (sizeof (Ps2Names) / sizeof (Ps2Names[0])) static void -Ps2Read (int ps2Port, void *closure) +Ps2Read(int ps2Port, void *closure) { - unsigned char buf[3 * 200]; - unsigned char *b; - int n; - int dx, dy; - unsigned long flags; - unsigned long left_button = KD_BUTTON_1; - unsigned long right_button = KD_BUTTON_3; + unsigned char buf[3 * 200]; + unsigned char *b; + int n; + int dx, dy; + unsigned long flags; + unsigned long left_button = KD_BUTTON_1; + unsigned long right_button = KD_BUTTON_3; #undef SWAP_USB #ifdef SWAP_USB - if (id == 2) - { - left_button = KD_BUTTON_3; - right_button = KD_BUTTON_1; + if (id == 2) { + left_button = KD_BUTTON_3; + right_button = KD_BUTTON_1; } #endif - while ((n = Ps2ReadBytes (ps2Port, (char *) buf, sizeof (buf), 3)) > 0) - { - b = buf; - while (n >= 3) - { - flags = KD_MOUSE_DELTA; - if (b[0] & 4) - flags |= KD_BUTTON_2; - if (b[0] & 2) - flags |= right_button; - if (b[0] & 1) - flags |= left_button; - - dx = b[1]; - if (b[0] & 0x10) - dx -= 256; - dy = b[2]; - if (b[0] & 0x20) - dy -= 256; - dy = -dy; - n -= 3; - b += 3; - KdEnqueuePointerEvent (closure, flags, dx, dy, 0); - } + while ((n = Ps2ReadBytes(ps2Port, (char *) buf, sizeof(buf), 3)) > 0) { + b = buf; + while (n >= 3) { + flags = KD_MOUSE_DELTA; + if (b[0] & 4) + flags |= KD_BUTTON_2; + if (b[0] & 2) + flags |= right_button; + if (b[0] & 1) + flags |= left_button; + + dx = b[1]; + if (b[0] & 0x10) + dx -= 256; + dy = b[2]; + if (b[0] & 0x20) + dy -= 256; + dy = -dy; + n -= 3; + b += 3; + KdEnqueuePointerEvent(closure, flags, dx, dy, 0); + } } } static Status -Ps2Init (KdPointerInfo *pi) +Ps2Init(KdPointerInfo * pi) { - int ps2Port, i; + int ps2Port, i; if (!pi->path) { for (i = 0; i < NUM_PS2_NAMES; i++) { - ps2Port = open (Ps2Names[i], 0); + ps2Port = open(Ps2Names[i], 0); if (ps2Port >= 0) { - pi->path = strdup (Ps2Names[i]); + pi->path = strdup(Ps2Names[i]); break; } - } + } } else { - ps2Port = open (pi->path, 0); + ps2Port = open(pi->path, 0); } if (ps2Port < 0) @@ -137,42 +132,41 @@ Ps2Init (KdPointerInfo *pi) close(ps2Port); if (!pi->name) - pi->name = strdup ("PS/2 Mouse"); + pi->name = strdup("PS/2 Mouse"); return Success; } static Status -Ps2Enable (KdPointerInfo *pi) +Ps2Enable(KdPointerInfo * pi) { int fd; if (!pi) return BadImplementation; - fd = open (pi->path, 0); + fd = open(pi->path, 0); if (fd < 0) return BadMatch; - if (!KdRegisterFd (fd, Ps2Read, pi)) { + if (!KdRegisterFd(fd, Ps2Read, pi)) { close(fd); return BadAlloc; } - pi->driverPrivate = (void *)(intptr_t)fd; + pi->driverPrivate = (void *) (intptr_t) fd; return Success; } - static void -Ps2Disable (KdPointerInfo *pi) +Ps2Disable(KdPointerInfo * pi) { - KdUnregisterFd (pi, (int)(intptr_t)pi->driverPrivate, TRUE); + KdUnregisterFd(pi, (int) (intptr_t) pi->driverPrivate, TRUE); } static void -Ps2Fini (KdPointerInfo *pi) +Ps2Fini(KdPointerInfo * pi) { } |