[haiku-commits] r35306 - in haiku/trunk/src/bin: . hid_decode

From: mmlr@xxxxxxxx
To: haiku-commits@xxxxxxxxxxxxx
Date: Wed, 27 Jan 2010 00:34:23 +0100 (CET)
Author: mmlr
Date: 2010-01-27 00:34:23 +0100 (Wed, 27 Jan 2010)
New Revision: 35306
Changeset: http://dev.haiku-os.org/changeset/35306/haiku

Added:
   haiku/trunk/src/bin/hid_decode/
   haiku/trunk/src/bin/hid_decode/Jamfile
   haiku/trunk/src/bin/hid_decode/UserlandHID.h
   haiku/trunk/src/bin/hid_decode/hid_decode.cpp
Modified:
   haiku/trunk/src/bin/Jamfile
Log:
Add "hid_decode" which uses the usb_hid HID parser to decode a report descriptor
(which is conveniently stored by usb_hid to /tmp for each device you plug in).


Modified: haiku/trunk/src/bin/Jamfile
===================================================================
--- haiku/trunk/src/bin/Jamfile 2010-01-26 23:27:56 UTC (rev 35305)
+++ haiku/trunk/src/bin/Jamfile 2010-01-26 23:34:23 UTC (rev 35306)
@@ -205,6 +205,7 @@
 SubInclude HAIKU_TOP src bin gawk ;
 SubInclude HAIKU_TOP src bin gdb ;
 SubInclude HAIKU_TOP src bin grep ;
+SubInclude HAIKU_TOP src bin hid_decode ;
 SubInclude HAIKU_TOP src bin iasl ;
 SubInclude HAIKU_TOP src bin ideinfo ;
 SubInclude HAIKU_TOP src bin keymap ;

Added: haiku/trunk/src/bin/hid_decode/Jamfile
===================================================================
--- haiku/trunk/src/bin/hid_decode/Jamfile                              (rev 0)
+++ haiku/trunk/src/bin/hid_decode/Jamfile      2010-01-26 23:34:23 UTC (rev 
35306)
@@ -0,0 +1,23 @@
+SubDir HAIKU_TOP src bin hid_decode ;
+
+local defines = [ FDefines USERLAND_HID ] ;
+local driverDir = [ FDirName $(HAIKU_TOP) src add-ons kernel drivers input
+       usb_hid ] ;
+
+SubDirC++Flags $(defines) ;
+
+UsePrivateHeaders drivers ;
+UseHeaders $(driverDir) ;
+
+BinCommand hid_decode :
+       HIDCollection.cpp
+       HIDParser.cpp
+       HIDReport.cpp
+       HIDReportItem.cpp
+
+       hid_decode.cpp
+       : be
+;
+
+SEARCH on [ FGristFiles HIDCollection.cpp HIDParser.cpp HIDReport.cpp
+       HIDReportItem.cpp ] = $(driverDir) ;

Added: haiku/trunk/src/bin/hid_decode/UserlandHID.h
===================================================================
--- haiku/trunk/src/bin/hid_decode/UserlandHID.h                                
(rev 0)
+++ haiku/trunk/src/bin/hid_decode/UserlandHID.h        2010-01-26 23:34:23 UTC 
(rev 35306)
@@ -0,0 +1,9 @@
+#ifndef HID_USERLAND_H
+#define HID_USERLAND_H
+
+#include <stdio.h>
+
+#define TRACE(x...)                    /*printf(x)*/
+#define TRACE_ALWAYS(x...)     printf(x)
+
+#endif

Added: haiku/trunk/src/bin/hid_decode/hid_decode.cpp
===================================================================
--- haiku/trunk/src/bin/hid_decode/hid_decode.cpp                               
(rev 0)
+++ haiku/trunk/src/bin/hid_decode/hid_decode.cpp       2010-01-26 23:34:23 UTC 
(rev 35306)
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2010, Michael Lotz, mmlr@xxxxxxxxx
+ * Distributed under the terms of the MIT License.
+ */
+
+#include "HIDCollection.h"
+#include "HIDParser.h"
+#include "HIDReport.h"
+
+#include <File.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+int
+main(int argc, char *argv[])
+{
+       if (argc < 2) {
+               printf("usage: %s <hid_descriptor_file>\n", argv[0]);
+               return 1;
+       }
+
+       BFile file(argv[1], B_READ_ONLY);
+       if (!file.IsReadable()) {
+               printf("can't open file \"%s\" for reading\n", argv[1]);
+               return 2;
+       }
+
+       off_t descriptorLength;
+       file.GetSize(&descriptorLength);
+
+       uint8 *reportDescriptor = (uint8 *)malloc(descriptorLength);
+       if (reportDescriptor == NULL) {
+               printf("failed to allocate buffer of %lld bytes\n", 
descriptorLength);
+               return 3;
+       }
+
+       ssize_t read = file.Read(reportDescriptor, descriptorLength);
+       if (read != descriptorLength) {
+               printf("failed to read file of %lld bytes: %s\n", 
descriptorLength,
+                       strerror(read));
+               return 4;
+       }
+
+       HIDParser parser(NULL);
+       status_t result = parser.ParseReportDescriptor(reportDescriptor,
+               descriptorLength);
+
+       free(reportDescriptor);
+       if (result != B_OK) {
+               printf("failed to parse descriptor: %s\n", strerror(result));
+               return 5;
+       }
+
+       for (uint32 i = 0; i < parser.CountReports(HID_REPORT_TYPE_ANY); i++)
+               parser.ReportAt(HID_REPORT_TYPE_ANY, i)->PrintToStream();
+
+       if (parser.RootCollection() != NULL)
+               parser.RootCollection()->PrintToStream();
+
+       return 0;
+}
[haiku-commits] r35306 - in haiku/trunk/src/bin: . hid_decode

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