From 7bcf341a64d465e3396f098eaa0f4903e6076342 Mon Sep 17 00:00:00 2001
From: Joseph Pranevich <knight@baltimore.wwaves.com>
Date: Sat, 17 Oct 1998 11:55:07 +0000
Subject: [PATCH] Added int16 (Keyboard) support, mostly stubs.

---
 include/debug.h     | 173 ++++++++++++++++++++++----------------------
 include/debugdefs.h |   4 +-
 msdos/int16.c       |  77 ++++++++++++++++++++
 3 files changed, 167 insertions(+), 87 deletions(-)
 create mode 100644 msdos/int16.c

diff --git a/include/debug.h b/include/debug.h
index 64b0815ef7a..2fb94479c44 100644
--- a/include/debug.h
+++ b/include/debug.h
@@ -63,92 +63,93 @@
 #define dbch_imm 55
 #define dbch_int 56
 #define dbch_int10 57
-#define dbch_int21 58
-#define dbch_int31 59
-#define dbch_ipaddress 60
-#define dbch_key 61
-#define dbch_keyboard 62
-#define dbch_ldt 63
-#define dbch_listbox 64
-#define dbch_listview 65
-#define dbch_local 66
-#define dbch_mci 67
-#define dbch_mcianim 68
-#define dbch_mciwave 69
-#define dbch_mdi 70
-#define dbch_menu 71
-#define dbch_message 72
-#define dbch_metafile 73
-#define dbch_midi 74
-#define dbch_mmaux 75
-#define dbch_mmio 76
-#define dbch_mmsys 77
-#define dbch_mmtime 78
-#define dbch_module 79
-#define dbch_mpr 80
-#define dbch_msacm 81
-#define dbch_msg 82
-#define dbch_nativefont 83
-#define dbch_nonclient 84
-#define dbch_ntdll 85
-#define dbch_ole 86
-#define dbch_pager 87
-#define dbch_palette 88
-#define dbch_pidl 89
-#define dbch_print 90
-#define dbch_process 91
-#define dbch_profile 92
-#define dbch_progress 93
-#define dbch_prop 94
-#define dbch_psapi 95
-#define dbch_psdrv 96
-#define dbch_rebar 97
-#define dbch_reg 98
-#define dbch_region 99
-#define dbch_relay 100
-#define dbch_resource 101
-#define dbch_s 102
-#define dbch_scroll 103
-#define dbch_security 104
-#define dbch_segment 105
-#define dbch_selector 106
-#define dbch_sem 107
-#define dbch_sendmsg 108
-#define dbch_shell 109
-#define dbch_shm 110
-#define dbch_snoop 111
-#define dbch_sound 112
-#define dbch_static 113
-#define dbch_statusbar 114
-#define dbch_stress 115
-#define dbch_string 116
-#define dbch_syscolor 117
-#define dbch_system 118
-#define dbch_tab 119
-#define dbch_task 120
-#define dbch_text 121
-#define dbch_thread 122
-#define dbch_thunk 123
-#define dbch_timer 124
-#define dbch_toolbar 125
-#define dbch_toolhelp 126
-#define dbch_tooltips 127
-#define dbch_trackbar 128
-#define dbch_treeview 129
-#define dbch_tweak 130
-#define dbch_uitools 131
-#define dbch_updown 132
-#define dbch_ver 133
-#define dbch_virtual 134
-#define dbch_vxd 135
-#define dbch_win 136
-#define dbch_win16drv 137
-#define dbch_win32 138
-#define dbch_wing 139
-#define dbch_winsock 140
-#define dbch_wnet 141
-#define dbch_x11 142
-#define dbch_x11drv 143
+#define dbch_int16 58
+#define dbch_int21 59
+#define dbch_int31 60
+#define dbch_ipaddress 61
+#define dbch_key 62
+#define dbch_keyboard 63
+#define dbch_ldt 64
+#define dbch_listbox 65
+#define dbch_listview 66
+#define dbch_local 67
+#define dbch_mci 68
+#define dbch_mcianim 69
+#define dbch_mciwave 70
+#define dbch_mdi 71
+#define dbch_menu 72
+#define dbch_message 73
+#define dbch_metafile 74
+#define dbch_midi 75
+#define dbch_mmaux 76
+#define dbch_mmio 77
+#define dbch_mmsys 78
+#define dbch_mmtime 79
+#define dbch_module 80
+#define dbch_mpr 81
+#define dbch_msacm 82
+#define dbch_msg 83
+#define dbch_nativefont 84
+#define dbch_nonclient 85
+#define dbch_ntdll 86
+#define dbch_ole 87
+#define dbch_pager 88
+#define dbch_palette 89
+#define dbch_pidl 90
+#define dbch_print 91
+#define dbch_process 92
+#define dbch_profile 93
+#define dbch_progress 94
+#define dbch_prop 95
+#define dbch_psapi 96
+#define dbch_psdrv 97
+#define dbch_rebar 98
+#define dbch_reg 99
+#define dbch_region 100
+#define dbch_relay 101
+#define dbch_resource 102
+#define dbch_s 103
+#define dbch_scroll 104
+#define dbch_security 105
+#define dbch_segment 106
+#define dbch_selector 107
+#define dbch_sem 108
+#define dbch_sendmsg 109
+#define dbch_shell 110
+#define dbch_shm 111
+#define dbch_snoop 112
+#define dbch_sound 113
+#define dbch_static 114
+#define dbch_statusbar 115
+#define dbch_stress 116
+#define dbch_string 117
+#define dbch_syscolor 118
+#define dbch_system 119
+#define dbch_tab 120
+#define dbch_task 121
+#define dbch_text 122
+#define dbch_thread 123
+#define dbch_thunk 124
+#define dbch_timer 125
+#define dbch_toolbar 126
+#define dbch_toolhelp 127
+#define dbch_tooltips 128
+#define dbch_trackbar 129
+#define dbch_treeview 130
+#define dbch_tweak 131
+#define dbch_uitools 132
+#define dbch_updown 133
+#define dbch_ver 134
+#define dbch_virtual 135
+#define dbch_vxd 136
+#define dbch_win 137
+#define dbch_win16drv 138
+#define dbch_win32 139
+#define dbch_wing 140
+#define dbch_winsock 141
+#define dbch_wnet 142
+#define dbch_x11 143
+#define dbch_x11drv 144
 /* Definitions for classes identifiers */
 #define dbcl_fixme 0
 #define dbcl_err 1
diff --git a/include/debugdefs.h b/include/debugdefs.h
index 7c1d2554d94..74987bf5f78 100644
--- a/include/debugdefs.h
+++ b/include/debugdefs.h
@@ -4,7 +4,7 @@
 #include "debugtools.h"
 #endif
 
-#define DEBUG_CHANNEL_COUNT 144
+#define DEBUG_CHANNEL_COUNT 145
 #ifdef DEBUG_RUNTIME
 short debug_msg_enabled[][DEBUG_CLASS_COUNT] = {
 {1, 1, 0, 0},
@@ -151,6 +151,7 @@ short debug_msg_enabled[][DEBUG_CLASS_COUNT] = {
 {1, 1, 0, 0},
 {1, 1, 0, 0},
 {1, 1, 0, 0},
+{1, 1, 0, 0},
 };
 const char* debug_ch_name[] = {
 "1",
@@ -211,6 +212,7 @@ const char* debug_ch_name[] = {
 "imm",
 "int",
 "int10",
+"int16",
 "int21",
 "int31",
 "ipaddress",
diff --git a/msdos/int16.c b/msdos/int16.c
new file mode 100644
index 00000000000..471c3f21617
--- /dev/null
+++ b/msdos/int16.c
@@ -0,0 +1,77 @@
+/*
+ * DOS interrupt 16h handler
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "config.h"
+#include "debug.h"
+
+#include "ldt.h"
+#include "drive.h"
+#include "msdos.h"
+#include "miscemu.h"
+#include "module.h"
+
+/**********************************************************************
+ *	    INT_Int16Handler
+ *
+ * Handler for int 16h (keyboard)
+ *
+ * NOTE:
+ * 
+ *    KEYB.COM (DOS >3.2) adds functions to this interrupt, they are
+ *    not currently listed here.
+ */
+
+void WINAPI INT_Int16Handler( CONTEXT *context )
+{
+   switch AH_reg(context) {
+
+   case 0x00: /* Get Keystroke */
+      FIXME(int16, "Get Keystroke - Not Supported\n");
+      break;
+
+   case 0x01: /* Check for Keystroke */
+      FIXME(int16, "Check for Keystroke - Not Supported\n");
+      break;
+
+   case 0x02: /* Get Shift Flags */      
+      FIXME(int16, "Get Shift Flags - Not Supported\n");
+      break;
+
+   case 0x03: /* Set Typematic Rate and Delay */
+      FIXME(int16, "Set Typematic Rate and Delay - Not Supported\n");
+      break;
+
+   case 0x09: /* Get Keyboard Functionality */
+      FIXME(int16, "Get Keyboard Functionality - Not Supported\n");
+      /* As a temporary measure, say that "nothing" is supported... */
+      AL_reg(context) = 0;
+      break;
+
+   case 0x0a: /* Get Keyboard ID */
+      FIXME(int16, "Get Keyboard ID - Not Supported\n");
+      break;
+
+   case 0x10: /* Get Enhanced Keystroke */
+      FIXME(int16, "Get Enhanced Keystroke - Not Supported\n");
+      break;
+
+   case 0x11: /* Check for Enhanced Keystroke */
+      FIXME(int16, "Check for Enhanced Keystroke - Not Supported\n");
+      break;
+
+   case 0x12: /* Get Extended Shift States */
+      FIXME(int16, "Get Extended Shift States - Not Supported\n");
+      break;
+ 
+   default:
+      FIXME(int16, "Unknown INT 16 function - 0x%x\n", AH_reg(context));   
+      break;
+
+   }
+}
+