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OpenTTD-patches/console.c

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#include "stdafx.h"
#include "ttd.h"
#include "table/strings.h"
#include "window.h"
#include "gui.h"
#include "gfx.h"
#include "player.h"
#include "variables.h"
#include "hal.h"
#include <stdarg.h>
#include <string.h>
#include "console.h"
#include "network.h"
#include "network_data.h"
#include "network_server.h"
#ifdef WIN32
#include <windows.h>
#endif
#define ICON_BUFFER 79
#define ICON_CMDBUF_SIZE 20
#define ICON_CMDLN_SIZE 255
#define ICON_LINE_HEIGHT 12
#define ICON_RIGHT_BORDERWIDTH 10
#define ICON_BOTTOM_BORDERWIDTH 12
#define ICON_MAX_ALIAS_LINES 40
// ** main console ** //
static bool _iconsole_inited;
static char* _iconsole_buffer[ICON_BUFFER + 1];
static uint16 _iconsole_cbuffer[ICON_BUFFER + 1];
static char _iconsole_cmdline[ICON_CMDLN_SIZE];
static byte _iconsole_cmdpos;
static Window* _iconsole_win = NULL;
static byte _iconsole_scroll;
// ** console cursor ** //
static bool _icursor_state;
static byte _icursor_rate;
static byte _icursor_counter;
// ** stdlib ** //
byte _stdlib_developer = 1;
bool _stdlib_con_developer = false;
FILE* _iconsole_output_file;
// ** main console cmd buffer
static char* _iconsole_cmdbuffer[ICON_CMDBUF_SIZE];
static byte _iconsole_cmdbufferpos;
// ** console window ** //
static void IConsoleWndProc(Window* w, WindowEvent* e);
static const Widget _iconsole_window_widgets[] = {
{WIDGETS_END}
};
static const WindowDesc _iconsole_window_desc = {
0, 0, 2, 2,
WC_CONSOLE, 0,
WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,
_iconsole_window_widgets,
IConsoleWndProc,
};
/* *************** */
/* end of header */
/* *************** */
static void IConsoleAppendClipboard(void)
{
#ifdef WIN32
if (IsClipboardFormatAvailable(CF_TEXT)) {
const char* data;
HGLOBAL cbuf;
OpenClipboard(NULL);
cbuf = GetClipboardData(CF_TEXT);
data = GlobalLock(cbuf);
/* IS_INT_INSIDE = filter for ascii-function codes like BELL and so on [we need an special filter here later] */
for (; (IS_INT_INSIDE(*data, ' ', 256)) && (_iconsole_cmdpos < lengthof(_iconsole_cmdline) - 1); ++data)
_iconsole_cmdline[_iconsole_cmdpos++] = *data;
GlobalUnlock(cbuf);
CloseClipboard();
}
#endif
}
static void IConsoleClearCommand(void)
{
memset(_iconsole_cmdline, 0, sizeof(_iconsole_cmdline));
_iconsole_cmdpos = 0;
SetWindowDirty(_iconsole_win);
}
static void IConsoleWndProc(Window* w, WindowEvent* e)
{
switch(e->event) {
case WE_PAINT:
{
int i = _iconsole_scroll;
int max = (w->height / ICON_LINE_HEIGHT) - 1;
int delta = 0;
GfxFillRect(w->left, w->top, w->width, w->height - 1, 0);
while ((i > 0) && (i > _iconsole_scroll - max) && (_iconsole_buffer[i] != NULL)) {
DoDrawString(_iconsole_buffer[i], 5,
w->height - (_iconsole_scroll + 2 - i) * ICON_LINE_HEIGHT, _iconsole_cbuffer[i]);
i--;
}
delta = w->width - 10 - GetStringWidth(_iconsole_cmdline) - ICON_RIGHT_BORDERWIDTH;
if (delta > 0) {
DoDrawString("]", 5, w->height - ICON_LINE_HEIGHT, _iconsole_color_commands);
delta = 0;
}
DoDrawString(_iconsole_cmdline, 10 + delta, w->height - ICON_LINE_HEIGHT, _iconsole_color_commands);
break;
}
case WE_TICK:
_icursor_counter++;
if (_icursor_counter > _icursor_rate) {
int posx;
int posy;
int delta;
_icursor_state = !_icursor_state;
_cur_dpi = &_screen;
delta = w->width - 10 - GetStringWidth(_iconsole_cmdline) - ICON_RIGHT_BORDERWIDTH;
if (delta > 0)
delta = 0;
posx = 10 + GetStringWidth(_iconsole_cmdline) + delta;
posy = w->height - 3;
GfxFillRect(posx, posy, posx + 5, posy + 1, _icursor_state ? 14 : 0);
_video_driver->make_dirty(posx, posy, 5, 1);
_icursor_counter = 0;
}
break;
case WE_DESTROY:
_iconsole_win = NULL;
_iconsole_mode = ICONSOLE_CLOSED;
break;
case WE_KEYPRESS:
{
e->keypress.cont = false;
switch (e->keypress.keycode) {
case WKC_CTRL | 'V':
IConsoleAppendClipboard();
SetWindowDirty(w);
break;
case WKC_UP:
IConsoleCmdBufferNavigate(+1);
SetWindowDirty(w);
break;
case WKC_DOWN:
IConsoleCmdBufferNavigate(-1);
SetWindowDirty(w);
break;
case WKC_SHIFT | WKC_PAGEUP:
if (_iconsole_scroll - (w->height / ICON_LINE_HEIGHT) - 1 < 0)
_iconsole_scroll = 0;
else
_iconsole_scroll -= (w->height / ICON_LINE_HEIGHT) - 1;
SetWindowDirty(w);
break;
case WKC_SHIFT | WKC_PAGEDOWN:
if (_iconsole_scroll + (w->height / ICON_LINE_HEIGHT) - 1 > ICON_BUFFER)
_iconsole_scroll = ICON_BUFFER;
else
_iconsole_scroll += (w->height / ICON_LINE_HEIGHT) - 1;
SetWindowDirty(w);
break;
case WKC_SHIFT | WKC_UP:
if (_iconsole_scroll <= 0)
_iconsole_scroll = 0;
else
--_iconsole_scroll;
SetWindowDirty(w);
break;
case WKC_SHIFT | WKC_DOWN:
if (_iconsole_scroll >= ICON_BUFFER)
_iconsole_scroll = ICON_BUFFER;
else
++_iconsole_scroll;
SetWindowDirty(w);
break;
case WKC_BACKQUOTE:
IConsoleSwitch();
break;
case WKC_RETURN:
IConsolePrintF(_iconsole_color_commands, "] %s", _iconsole_cmdline);
_iconsole_cmdbufferpos = 19;
IConsoleCmdBufferAdd(_iconsole_cmdline);
IConsoleCmdExec(_iconsole_cmdline);
IConsoleClearCommand();
break;
case WKC_CTRL | WKC_RETURN:
if (_iconsole_mode == ICONSOLE_FULL) {
_iconsole_mode = ICONSOLE_OPENED;
} else {
_iconsole_mode = ICONSOLE_FULL;
}
IConsoleResize();
MarkWholeScreenDirty();
break;
case WKC_BACKSPACE:
if (_iconsole_cmdpos != 0) _iconsole_cmdpos--;
_iconsole_cmdline[_iconsole_cmdpos] = 0;
SetWindowDirty(w);
_iconsole_cmdbufferpos = 19;
break;
default:
/* IS_INT_INSIDE = filter for ascii-function codes like BELL and so on [we need an special filter here later] */
if (IS_INT_INSIDE(e->keypress.ascii, ' ', 256)) {
_iconsole_scroll = ICON_BUFFER;
_iconsole_cmdline[_iconsole_cmdpos] = e->keypress.ascii;
if (_iconsole_cmdpos != lengthof(_iconsole_cmdline))
_iconsole_cmdpos++;
SetWindowDirty(w);
_iconsole_cmdbufferpos = ICON_CMDBUF_SIZE - 1;
}
else
e->keypress.cont = true;
}
break;
}
}
}
extern const char _openttd_revision[];
void IConsoleInit(void)
{
uint i;
_iconsole_output_file = NULL;
_iconsole_color_default = 1;
_iconsole_color_error = 3;
_iconsole_color_warning = 13;
_iconsole_color_debug = 5;
_iconsole_color_commands = 2;
_iconsole_scroll = ICON_BUFFER;
_iconsole_cmdbufferpos = ICON_CMDBUF_SIZE - 1;
_iconsole_inited = true;
_iconsole_mode = ICONSOLE_CLOSED;
_iconsole_win = NULL;
_icursor_state = false;
_icursor_rate = 5;
_icursor_counter = 0;
for (i = 0; i < lengthof(_iconsole_cmdbuffer); i++)
_iconsole_cmdbuffer[i] = NULL;
for (i = 0; i <= ICON_BUFFER; i++) {
_iconsole_buffer[i] = NULL;
_iconsole_cbuffer[i] = 0;
}
IConsoleStdLibRegister();
IConsolePrintF(13, "OpenTTD Game Console Revision 6 - %s", _openttd_revision);
IConsolePrint(12, "---------------------------------");
IConsolePrint(12, "use \"help\" for more info");
IConsolePrint(12, "");
IConsoleClearCommand();
IConsoleCmdBufferAdd("");
}
void IConsoleClear(void)
{
uint i;
for (i = 0; i <= ICON_BUFFER; i++)
free(_iconsole_buffer[i]);
}
static void IConsoleWriteToLogFile(const char* string)
{
if (_iconsole_output_file != NULL) {
// if there is an console output file ... also print it there
fwrite(string, strlen(string), 1, _iconsole_output_file);
fwrite("\n", 1, 1, _iconsole_output_file);
}
}
bool CloseConsoleLogIfActive(void)
{
if (_iconsole_output_file != NULL) {
IConsolePrintF(_iconsole_color_default, "file output complete");
fclose(_iconsole_output_file);
_iconsole_output_file = NULL;
return true;
}
return false;
}
void IConsoleFree(void)
{
_iconsole_inited = false;
IConsoleClear();
CloseConsoleLogIfActive();
}
void IConsoleResize(void)
{
_iconsole_win = FindWindowById(WC_CONSOLE, 0);
switch (_iconsole_mode) {
case ICONSOLE_OPENED:
_iconsole_win->height = _screen.height / 3;
_iconsole_win->width = _screen.width;
break;
case ICONSOLE_FULL:
_iconsole_win->height = _screen.height - ICON_BOTTOM_BORDERWIDTH;
_iconsole_win->width = _screen.width;
break;
default:
break;
}
MarkWholeScreenDirty();
}
void IConsoleSwitch(void)
{
switch (_iconsole_mode) {
case ICONSOLE_CLOSED:
_iconsole_win = AllocateWindowDesc(&_iconsole_window_desc);
_iconsole_win->height = _screen.height / 3;
_iconsole_win->width = _screen.width;
_iconsole_mode = ICONSOLE_OPENED;
break;
case ICONSOLE_OPENED:
DeleteWindowById(WC_CONSOLE, 0);
_iconsole_win = NULL;
_iconsole_mode = ICONSOLE_CLOSED;
break;
case ICONSOLE_FULL:
DeleteWindowById(WC_CONSOLE, 0);
_iconsole_win = NULL;
_iconsole_mode = ICONSOLE_CLOSED;
break;
}
MarkWholeScreenDirty();
}
void IConsoleClose(void)
{
if (_iconsole_mode == ICONSOLE_OPENED) IConsoleSwitch();
}
void IConsoleOpen(void)
{
if (_iconsole_mode == ICONSOLE_CLOSED) IConsoleSwitch();
}
void IConsoleCmdBufferAdd(const char* cmd)
{
int i;
if (_iconsole_cmdbufferpos != 19) return;
free(_iconsole_cmdbuffer[18]);
for (i = 18; i > 0; i--) _iconsole_cmdbuffer[i] = _iconsole_cmdbuffer[i - 1];
_iconsole_cmdbuffer[0] = strdup(cmd);
}
void IConsoleCmdBufferNavigate(signed char direction)
{
int i;
i = _iconsole_cmdbufferpos + direction;
if (i < 0) i = 19;
if (i > 19) i = 0;
if (direction > 0)
while (_iconsole_cmdbuffer[i] == NULL) {
++i;
if (i > 19) i = 0;
}
if (direction < 0)
while (_iconsole_cmdbuffer[i] == NULL) {
--i;
if (i < 0) i = 19;
}
_iconsole_cmdbufferpos = i;
IConsoleClearCommand();
memcpy(_iconsole_cmdline, _iconsole_cmdbuffer[i],
strlen(_iconsole_cmdbuffer[i]));
_iconsole_cmdpos = strlen(_iconsole_cmdbuffer[i]);
}
void IConsolePrint(uint16 color_code, const char* string)
{
char* _ex;
char* _new;
uint16 _exc;
uint16 _newc;
char* i;
int j;
if (_redirect_console_to_client != 0) {
/* Redirect the string to the client */
SEND_COMMAND(PACKET_SERVER_RCON)(NetworkFindClientStateFromIndex(_redirect_console_to_client), color_code, string);
return;
}
if (_network_dedicated) {
printf("%s\n", string);
IConsoleWriteToLogFile(string);
return;
}
if (!_iconsole_inited) return;
_newc = color_code;
_new = strdup(string);
for (i = _new; *i != '\0'; ++i)
if (*i < ' ') *i = ' '; /* filter for ascii-function codes like BELL and so on [we need an special filter here later] */
for (j = ICON_BUFFER; j >= 0; --j) {
_ex = _iconsole_buffer[j];
_exc = _iconsole_cbuffer[j];
_iconsole_buffer[j] = _new;
_iconsole_cbuffer[j] = _newc;
_new = _ex;
_newc = _exc;
}
free(_ex);
IConsoleWriteToLogFile(string);
if (_iconsole_win != NULL) SetWindowDirty(_iconsole_win);
}
void CDECL IConsolePrintF(uint16 color_code, const char* s, ...)
{
va_list va;
char buf[1024];
int len;
va_start(va, s);
len = vsnprintf(buf, sizeof(buf), s, va);
va_end(va);
IConsolePrint(color_code, buf);
}
void IConsoleDebug(const char* string)
{
if (_stdlib_developer > 1)
IConsolePrintF(_iconsole_color_debug, "dbg: %s", string);
}
void IConsoleError(const char* string)
{
if (_stdlib_developer > 0)
IConsolePrintF(_iconsole_color_error, "ERROR: %s", string);
}
void IConsoleWarning(const char* string)
{
if (_stdlib_developer > 0)
IConsolePrintF(_iconsole_color_warning, "WARNING: %s", string);
}
void IConsoleCmdRegister(const char* name, _iconsole_cmd_addr addr)
{
char* _new;
_iconsole_cmd* item;
_iconsole_cmd* item_new;
_iconsole_cmd* item_before;
_new = strdup(name);
item_new = malloc(sizeof(_iconsole_cmd));
item_new->_next = NULL;
item_new->addr = addr;
item_new->name = _new;
item_new->hook_access = NULL;
item_new->hook_after_exec = NULL;
item_new->hook_before_exec = NULL;
item_before = NULL;
item = _iconsole_cmds;
if (item == NULL) {
_iconsole_cmds = item_new;
} else {
while ((item->_next != NULL) && (strcmp(item->name,item_new->name)<=0)) {
item_before = item;
item = item->_next;
}
// insertion sort
if (item_before==NULL) {
if (strcmp(item->name,item_new->name)<=0) {
// appending
item ->_next = item_new;
} else {
// inserting as startitem
_iconsole_cmds = item_new;
item_new ->_next = item;
}
} else {
if (strcmp(item->name,item_new->name)<=0) {
// appending
item ->_next = item_new;
} else {
// inserting
item_new ->_next = item_before->_next;
item_before ->_next = item_new;
}
}
// insertion sort end
}
}
_iconsole_cmd* IConsoleCmdGet(const char* name)
{
_iconsole_cmd* item;
item = _iconsole_cmds;
while (item != NULL) {
if (strcmp(item->name, name) == 0) return item;
item = item->_next;
}
return NULL;
}
void IConsoleAliasRegister(const char* name, const char* cmdline)
{
char* _new;
char* _newcmd;
_iconsole_alias* item;
_iconsole_alias* item_new;
_iconsole_alias* item_before;
_new = strdup(name);
_newcmd = strdup(cmdline);
item_new = malloc(sizeof(_iconsole_alias));
item_new->_next = NULL;
item_new->cmdline = _newcmd;
item_new->name = _new;
item_before = NULL;
item = _iconsole_aliases;
if (item == NULL) {
_iconsole_aliases = item_new;
} else {
while ((item->_next != NULL) && (strcmp(item->name,item_new->name)<=0)) {
item_before = item;
item = item->_next;
}
// insertion sort
if (item_before==NULL) {
if (strcmp(item->name,item_new->name)<=0) {
// appending
item ->_next = item_new;
} else {
// inserting as startitem
_iconsole_aliases = item_new;
item_new ->_next = item;
}
} else {
if (strcmp(item->name,item_new->name)<=0) {
// appending
item ->_next = item_new;
} else {
// inserting
item_new ->_next = item_before->_next;
item_before ->_next = item_new;
}
}
// insertion sort end
}
}
_iconsole_alias* IConsoleAliasGet(const char* name)
{
_iconsole_alias* item;
item = _iconsole_aliases;
while (item != NULL) {
if (strcmp(item->name, name) == 0) return item;
item = item->_next;
}
return NULL;
}
static void IConsoleAliasExec(const char* cmdline, char* tokens[20], byte tokentypes[20])
{
char* lines[ICON_MAX_ALIAS_LINES];
char* linestream;
char* linestream_s;
int c;
int i;
int l;
int x;
byte t;
//** clearing buffer **//
for (i = 0; i < 40; i++) {
lines[0] = NULL;
}
linestream_s = linestream = malloc(1024*ICON_MAX_ALIAS_LINES);
memset(linestream, 0, 1024*ICON_MAX_ALIAS_LINES);
//** parsing **//
l = strlen(cmdline);
i = 0;
c = 0;
x = 0;
t = 0;
lines[c] = linestream;
while (i < l && c < ICON_MAX_ALIAS_LINES - 1) {
if (cmdline[i] == '%') {
i++;
if (cmdline[i] == '+') {
// all params seperated: "[param 1]" "[param 2]"
t=1;
while ((tokens[t]!=NULL) && (t<20) &&
((tokentypes[t] == ICONSOLE_VAR_STRING) || (tokentypes[t] == ICONSOLE_VAR_UNKNOWN))) {
int l2 = strlen(tokens[t]);
*linestream = '"';
linestream++;
memcpy(linestream,tokens[t],l2);
linestream += l2;
*linestream = '"';
linestream++;
*linestream = ' ';
linestream++;
x += l2+3;
t++;
}
} else if (cmdline[i] == '!') {
// merge the params to one: "[param 1] [param 2] [param 3...]"
t=1;
*linestream = '"';
linestream++;
while ((tokens[t]!=NULL) && (t<20) &&
((tokentypes[t] == ICONSOLE_VAR_STRING) || (tokentypes[t] == ICONSOLE_VAR_UNKNOWN))) {
int l2 = strlen(tokens[t]);
memcpy(linestream,tokens[t],l2);
linestream += l2;
*linestream = ' ';
linestream++;
x += l2+1;
t++;
}
linestream--;
*linestream = '"';
linestream++;
x += 1;
} else {
// one specific parameter: %A = [param 1] %B = [param 2] ...
int l2;
t = ((byte)cmdline[i]) - 64;
if ((t<20) && (tokens[t]!=NULL) &&
((tokentypes[t] == ICONSOLE_VAR_STRING) || (tokentypes[t] == ICONSOLE_VAR_UNKNOWN))) {
l2 = strlen(tokens[t]);
*linestream = '"';
linestream++;
memcpy(linestream,tokens[t],l2);
linestream += l2;
*linestream = '"';
linestream++;
x += l2+2;
}
}
} else if (cmdline[i] == '\\') {
// \\ = \ \' = ' \% = %
i++;
if (cmdline[i] == '\\') {
*linestream = '\\';
linestream++;
} else if (cmdline[i] == '\'') {
*linestream = '\'';
linestream++;
} else if (cmdline[i] == '%') {
*linestream = '%';
linestream++;
}
} else if (cmdline[i] == '\'') {
// ' = "
*linestream = '"';
linestream++;
} else if (cmdline[i] == ';') {
// ; = start a new line
c++;
*linestream = '\0';
linestream += 1024 - (x % 1024);
x += 1024 - (x % 1024);
lines[c] = linestream;
} else {
*linestream = cmdline[i];
linestream++;
x++;
}
i++;
}
linestream--;
if (*linestream != '\0') {
c++;
linestream++;
*linestream = '\0';
}
for (i=0; i<c; i++) {
IConsoleCmdExec(lines[i]);
}
free(linestream_s);
}
void IConsoleVarInsert(_iconsole_var* item_new, const char* name)
{
_iconsole_var* item;
_iconsole_var* item_before;
item_new->_next = NULL;
item_new->name = malloc(strlen(name) + 2); /* XXX unchecked malloc */
sprintf(item_new->name, "%s", name);
item_before = NULL;
item = _iconsole_vars;
if (item == NULL) {
_iconsole_vars = item_new;
} else {
while ((item->_next != NULL) && (strcmp(item->name,item_new->name)<=0)) {
item_before = item;
item = item->_next;
}
// insertion sort
if (item_before==NULL) {
if (strcmp(item->name,item_new->name)<=0) {
// appending
item ->_next = item_new;
} else {
// inserting as startitem
_iconsole_vars = item_new;
item_new ->_next = item;
}
} else {
if (strcmp(item->name,item_new->name)<=0) {
// appending
item ->_next = item_new;
} else {
// inserting
item_new ->_next = item_before->_next;
item_before ->_next = item_new;
}
}
// insertion sort end
}
}
void IConsoleVarRegister(const char* name, void* addr, _iconsole_var_types type)
{
_iconsole_var* item_new;
item_new = malloc(sizeof(_iconsole_var)); /* XXX unchecked malloc */
item_new->_next = NULL;
switch (type) {
case ICONSOLE_VAR_BOOLEAN:
item_new->data.bool_ = addr;
break;
case ICONSOLE_VAR_BYTE:
case ICONSOLE_VAR_UINT8:
item_new->data.byte_ = addr;
break;
case ICONSOLE_VAR_UINT16:
item_new->data.uint16_ = addr;
break;
case ICONSOLE_VAR_UINT32:
item_new->data.uint32_ = addr;
break;
case ICONSOLE_VAR_INT16:
item_new->data.int16_ = addr;
break;
case ICONSOLE_VAR_INT32:
item_new->data.int32_ = addr;
break;
case ICONSOLE_VAR_STRING:
item_new->data.string_ = addr;
break;
default:
error("unknown console variable type");
break;
}
IConsoleVarInsert(item_new, name);
item_new->type = type;
item_new->_malloc = false;
item_new->hook_access = NULL;
item_new->hook_after_change = NULL;
item_new->hook_before_change = NULL;
}
void IConsoleVarMemRegister(const char* name, _iconsole_var_types type)
{
_iconsole_var* item;
item = IConsoleVarAlloc(type);
IConsoleVarInsert(item, name);
}
_iconsole_var* IConsoleVarGet(const char* name)
{
_iconsole_var* item;
for (item = _iconsole_vars; item != NULL; item = item->_next)
if (strcmp(item->name, name) == 0) return item;
return NULL;
}
_iconsole_var* IConsoleVarAlloc(_iconsole_var_types type)
{
_iconsole_var* item = malloc(sizeof(_iconsole_var)); /* XXX unchecked malloc */
item->_next = NULL;
item->name = NULL;
item->type = type;
switch (item->type) {
case ICONSOLE_VAR_BOOLEAN:
item->data.bool_ = malloc(sizeof(*item->data.bool_));
*item->data.bool_ = false;
item->_malloc = true;
break;
case ICONSOLE_VAR_BYTE:
case ICONSOLE_VAR_UINT8:
item->data.byte_ = malloc(sizeof(*item->data.byte_));
*item->data.byte_ = 0;
item->_malloc = true;
break;
case ICONSOLE_VAR_UINT16:
item->data.uint16_ = malloc(sizeof(*item->data.uint16_));
*item->data.uint16_ = 0;
item->_malloc = true;
break;
case ICONSOLE_VAR_UINT32:
item->data.uint32_ = malloc(sizeof(*item->data.uint32_));
*item->data.uint32_ = 0;
item->_malloc = true;
break;
case ICONSOLE_VAR_INT16:
item->data.int16_ = malloc(sizeof(*item->data.int16_));
*item->data.int16_ = 0;
item->_malloc = true;
break;
case ICONSOLE_VAR_INT32:
item->data.int32_ = malloc(sizeof(*item->data.int32_));
*item->data.int32_ = 0;
item->_malloc = true;
break;
case ICONSOLE_VAR_POINTER:
case ICONSOLE_VAR_STRING:
// needs no memory ... it gets memory when it is set to an value
item->data.addr = NULL;
item->_malloc = false;
break;
default:
error("unknown console variable type");
break;
}
item->hook_access = NULL;
item->hook_after_change = NULL;
item->hook_before_change = NULL;
return item;
}
void IConsoleVarFree(_iconsole_var* var)
{
if (var->_malloc)
free(var->data.addr);
free(var->name);
free(var);
}
void IConsoleVarSetString(_iconsole_var* var, const char* string)
{
if (string == NULL) return;
if (var->_malloc)
free(var->data.string_);
var->data.string_ = strdup(string);
var->_malloc = true;
}
void IConsoleVarSetValue(_iconsole_var* var, int value) {
switch (var->type) {
case ICONSOLE_VAR_BOOLEAN:
*var->data.bool_ = (value != 0);
break;
case ICONSOLE_VAR_BYTE:
case ICONSOLE_VAR_UINT8:
*var->data.byte_ = value;
break;
case ICONSOLE_VAR_UINT16:
*var->data.uint16_ = value;
break;
case ICONSOLE_VAR_UINT32:
*var->data.uint32_ = value;
break;
case ICONSOLE_VAR_INT16:
*var->data.int16_ = value;
break;
case ICONSOLE_VAR_INT32:
*var->data.int32_ = value;
break;
default:
assert(0);
break;
}
}
void IConsoleVarDump(const _iconsole_var* var, const char* dump_desc)
{
if (var == NULL) return;
if (dump_desc == NULL) dump_desc = var->name;
switch (var->type) {
case ICONSOLE_VAR_BOOLEAN:
IConsolePrintF(_iconsole_color_default, "%s = %s",
dump_desc, *var->data.bool_ ? "true" : "false");
break;
case ICONSOLE_VAR_BYTE:
case ICONSOLE_VAR_UINT8:
IConsolePrintF(_iconsole_color_default, "%s = %u",
dump_desc, *var->data.byte_);
break;
case ICONSOLE_VAR_UINT16:
IConsolePrintF(_iconsole_color_default, "%s = %u",
dump_desc, *var->data.uint16_);
break;
case ICONSOLE_VAR_UINT32:
IConsolePrintF(_iconsole_color_default, "%s = %u",
dump_desc, *var->data.uint32_);
break;
case ICONSOLE_VAR_INT16:
IConsolePrintF(_iconsole_color_default, "%s = %i",
dump_desc, *var->data.int16_);
break;
case ICONSOLE_VAR_INT32:
IConsolePrintF(_iconsole_color_default, "%s = %i",
dump_desc, *var->data.int32_);
break;
case ICONSOLE_VAR_STRING:
IConsolePrintF(_iconsole_color_default, "%s = %s",
dump_desc, var->data.string_);
break;
case ICONSOLE_VAR_REFERENCE:
IConsolePrintF(_iconsole_color_default, "%s = @%s",
dump_desc, var->data.reference_);
case ICONSOLE_VAR_UNKNOWN:
case ICONSOLE_VAR_POINTER:
IConsolePrintF(_iconsole_color_default, "%s = @%p",
dump_desc, var->data.addr);
break;
case ICONSOLE_VAR_NONE:
IConsolePrintF(_iconsole_color_default, "%s = [nothing]",
dump_desc);
break;
}
}
// * ************************* * //
// * hooking code * //
// * ************************* * //
void IConsoleVarHook(const char* name, _iconsole_hook_types type, iconsole_var_hook proc)
{
_iconsole_var* hook_var = IConsoleVarGet(name);
if (hook_var == NULL) return;
switch (type) {
case ICONSOLE_HOOK_BEFORE_CHANGE:
hook_var->hook_before_change = proc;
break;
case ICONSOLE_HOOK_AFTER_CHANGE:
hook_var->hook_after_change = proc;
break;
case ICONSOLE_HOOK_ACCESS:
hook_var->hook_access = proc;
break;
case ICONSOLE_HOOK_BEFORE_EXEC:
case ICONSOLE_HOOK_AFTER_EXEC:
assert(0);
break;
}
}
bool IConsoleVarHookHandle(_iconsole_var* hook_var, _iconsole_hook_types type)
{
iconsole_var_hook proc;
if (hook_var == NULL) return false;
proc = NULL;
switch (type) {
case ICONSOLE_HOOK_BEFORE_CHANGE:
proc = hook_var->hook_before_change;
break;
case ICONSOLE_HOOK_AFTER_CHANGE:
proc = hook_var->hook_after_change;
break;
case ICONSOLE_HOOK_ACCESS:
proc = hook_var->hook_access;
break;
case ICONSOLE_HOOK_BEFORE_EXEC:
case ICONSOLE_HOOK_AFTER_EXEC:
assert(0);
break;
}
return proc == NULL ? true : proc(hook_var);
}
void IConsoleCmdHook(const char* name, _iconsole_hook_types type, iconsole_cmd_hook proc)
{
_iconsole_cmd* hook_cmd = IConsoleCmdGet(name);
if (hook_cmd == NULL) return;
switch (type) {
case ICONSOLE_HOOK_AFTER_EXEC:
hook_cmd->hook_after_exec = proc;
break;
case ICONSOLE_HOOK_BEFORE_EXEC:
hook_cmd->hook_before_exec = proc;
break;
case ICONSOLE_HOOK_ACCESS:
hook_cmd->hook_access = proc;
break;
case ICONSOLE_HOOK_BEFORE_CHANGE:
case ICONSOLE_HOOK_AFTER_CHANGE:
assert(0);
break;
}
}
bool IConsoleCmdHookHandle(_iconsole_cmd* hook_cmd, _iconsole_hook_types type)
{
iconsole_cmd_hook proc = NULL;
switch (type) {
case ICONSOLE_HOOK_AFTER_EXEC:
proc = hook_cmd->hook_after_exec;
break;
case ICONSOLE_HOOK_BEFORE_EXEC:
proc = hook_cmd->hook_before_exec;
break;
case ICONSOLE_HOOK_ACCESS:
proc = hook_cmd->hook_access;
break;
case ICONSOLE_HOOK_BEFORE_CHANGE:
case ICONSOLE_HOOK_AFTER_CHANGE:
assert(0);
break;
}
return proc == NULL ? true : proc(hook_cmd);
}
void IConsoleCmdExec(const char* cmdstr)
{
_iconsole_cmd_addr function;
char* tokens[20];
byte tokentypes[20];
char* tokenstream;
char* tokenstream_s;
byte execution_mode;
_iconsole_var* var = NULL;
_iconsole_var* result = NULL;
_iconsole_cmd* cmd = NULL;
_iconsole_alias* alias = NULL;
bool longtoken;
bool valid_token;
bool skip_lt_change;
uint c;
uint i;
uint l;
if (strlen(cmdstr) == 0) // only execute if there is something typed obviously
return;
if (_stdlib_con_developer)
IConsolePrintF(_iconsole_color_debug, "CONDEBUG: execution_cmdline: %s", cmdstr);
//** clearing buffer **//
for (i = 0; i < 20; i++) {
tokens[i] = NULL;
tokentypes[i] = ICONSOLE_VAR_NONE;
}
tokenstream_s = tokenstream = malloc(1024);
memset(tokenstream, 0, 1024);
//** parsing **//
longtoken = false;
valid_token = false;
skip_lt_change = false;
l = strlen(cmdstr);
i = 0;
c = 0;
tokens[c] = tokenstream;
tokentypes[c] = ICONSOLE_VAR_UNKNOWN;
while (i < l && c < lengthof(tokens) - 1) {
if (cmdstr[i] == '"') {
if (longtoken) {
if (cmdstr[i + 1] == '"') {
i++;
*tokenstream = '"';
tokenstream++;
skip_lt_change = true;
} else {
longtoken = !longtoken;
tokentypes[c] = ICONSOLE_VAR_STRING;
}
} else {
longtoken = !longtoken;
tokentypes[c] = ICONSOLE_VAR_STRING;
}
if (!skip_lt_change) {
if (!longtoken) {
if (valid_token) {
c++;
*tokenstream = '\0';
tokenstream++;
tokens[c] = tokenstream;
tokentypes[c] = ICONSOLE_VAR_UNKNOWN;
valid_token = false;
}
}
skip_lt_change=false;
}
} else if (!longtoken && cmdstr[i] == ' ') {
if (valid_token) {
c++;
*tokenstream = '\0';
tokenstream++;
tokens[c] = tokenstream;
tokentypes[c] = ICONSOLE_VAR_UNKNOWN;
valid_token = false;
}
} else {
valid_token = true;
*tokenstream = cmdstr[i];
tokenstream++;
}
i++;
}
tokenstream--;
if (*tokenstream != '\0') {
c++;
tokenstream++;
*tokenstream = '\0';
}
//** interpreting **//
for (i = 0; i < c; i++) {
if (tokens[i] != NULL && i > 0 && strlen(tokens[i]) > 0) {
if (IConsoleVarGet((char *)tokens[i]) != NULL) {
// change the variable to an pointer if execution_mode != 4 is
// being prepared. execution_mode 4 is used to assign
// one variables data to another one
// [token 0 and 2]
if (!((i == 2) && (tokentypes[1] == ICONSOLE_VAR_UNKNOWN) &&
(strcmp(tokens[1], "<<") == 0))) {
// only look for another variable if it isnt an longtoken == string with ""
var = NULL;
if (tokentypes[i]!=ICONSOLE_VAR_STRING) var = IConsoleVarGet(tokens[i]);
if (var != NULL) {
// pointer to the data --> token
tokens[i] = (char *) var->data.addr; /* XXX: maybe someone finds an cleaner way to do this */
tokentypes[i] = var->type;
}
}
}
if (tokens[i] != NULL && tokens[i][0] == '@' && (IConsoleVarGet(tokens[i]+1) != NULL)) {
var = IConsoleVarGet(tokens[i]+1);
if (var != NULL) {
// pointer to the _iconsole_var struct --> token
tokens[i] = (char *) var; /* XXX: maybe someone finds an cleaner way to do this */
tokentypes[i] = ICONSOLE_VAR_REFERENCE;
}
}
}
}
execution_mode=0;
function = NULL;
cmd = IConsoleCmdGet(tokens[0]);
if (cmd != NULL) {
function = cmd->addr;
} else {
alias = IConsoleAliasGet(tokens[0]);
if (alias != NULL) execution_mode = 5; // alias handling
}
if (function != NULL) {
execution_mode = 1; // this is a command
} else {
var = IConsoleVarGet(tokens[0]);
if (var != NULL) {
execution_mode = 2; // this is a variable
if (c > 2 && strcmp(tokens[1], "<<") == 0) {
// this is command to variable mode [normal]
function = NULL;
cmd = IConsoleCmdGet(tokens[2]);
if (cmd != NULL) function = cmd->addr;
if (function != NULL) {
execution_mode = 3;
} else {
result = IConsoleVarGet(tokens[2]);
if (result != NULL)
execution_mode = 4;
}
}
}
}
//** executing **//
if (_stdlib_con_developer)
IConsolePrintF(_iconsole_color_debug, "CONDEBUG: execution_mode: %i",
execution_mode);
switch (execution_mode) {
case 0:
// not found
IConsoleError("command or variable not found");
break;
case 1:
if (IConsoleCmdHookHandle(cmd, ICONSOLE_HOOK_ACCESS)) {
// execution with command syntax
IConsoleCmdHookHandle(cmd, ICONSOLE_HOOK_BEFORE_EXEC);
result = function(c, tokens, tokentypes);
if (result != NULL) {
IConsoleVarDump(result, "result");
IConsoleVarFree(result);
}
IConsoleCmdHookHandle(cmd, ICONSOLE_HOOK_AFTER_EXEC);
break;
}
case 2:
{
// execution with variable syntax
if (IConsoleVarHookHandle(var, ICONSOLE_HOOK_ACCESS) && (c == 2 || c == 3)) {
// ** variable modifications ** //
IConsoleVarHookHandle(var, ICONSOLE_HOOK_BEFORE_CHANGE);
switch (var->type) {
case ICONSOLE_VAR_BOOLEAN:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3) {
*var->data.bool_ = (atoi(tokens[2]) != 0);
} else {
*var->data.bool_ = false;
}
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
*var->data.bool_ = true;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--") == 0) {
*var->data.bool_ = false;
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_BYTE:
case ICONSOLE_VAR_UINT8:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3)
*var->data.byte_ = atoi(tokens[2]);
else
*var->data.byte_ = 0;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
++*var->data.byte_;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--")==0) {
--*var->data.byte_;
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_UINT16:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3)
*var->data.uint16_ = atoi(tokens[2]);
else
*var->data.uint16_ = 0;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
++*var->data.uint16_;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--") == 0) {
--*var->data.uint16_;
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_UINT32:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3)
*var->data.uint32_ = atoi(tokens[2]);
else
*var->data.uint32_ = 0;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
++*var->data.uint32_;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--") == 0) {
--*var->data.uint32_;
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_INT16:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3)
*var->data.int16_ = atoi(tokens[2]);
else
*var->data.int16_ = 0;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
++*var->data.int16_;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--") == 0) {
--*var->data.int16_;
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_INT32:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3)
*var->data.int32_ = atoi(tokens[2]);
else
*var->data.int32_ = 0;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
++*var->data.int32_;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--") == 0) {
--*var->data.int32_;
IConsoleVarDump(var, NULL);
}
else { IConsoleError("operation not supported"); }
break;
}
case ICONSOLE_VAR_STRING:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3)
IConsoleVarSetString(var, tokens[2]);
else
IConsoleVarSetString(var, "");
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_POINTER:
{
if (strcmp(tokens[1], "=") == 0) {
if (c == 3) {
if (tokentypes[2] == ICONSOLE_VAR_UNKNOWN)
var->data.addr = (void*)atoi(tokens[2]); /* direct access on memory [by address] */
else
var->data.addr = (void*)tokens[2]; /* direct acces on memory [by variable] */
} else
var->data.addr = NULL;
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "++") == 0) {
++*(char*)&var->data.addr; /* change the address + 1 */
IConsoleVarDump(var, NULL);
} else if (strcmp(tokens[1], "--") == 0) {
--*(char*)&var->data.addr; /* change the address - 1 */
IConsoleVarDump(var, NULL);
}
else
IConsoleError("operation not supported");
break;
}
case ICONSOLE_VAR_NONE:
case ICONSOLE_VAR_REFERENCE:
case ICONSOLE_VAR_UNKNOWN:
IConsoleError("operation not supported");
break;
}
IConsoleVarHookHandle(var, ICONSOLE_HOOK_AFTER_CHANGE);
}
if (c == 1) // ** variable output ** //
IConsoleVarDump(var, NULL);
break;
}
case 3:
case 4:
{
// execute command with result or assign a variable
if (execution_mode == 3) {
if (IConsoleCmdHookHandle(cmd, ICONSOLE_HOOK_ACCESS)) {
int i;
int diff;
void* temp;
byte temp2;
// tokenshifting
for (diff = 0; diff < 2; diff++) {
temp = tokens[0];
temp2 = tokentypes[0];
for (i = 0; i < 19; i++) {
tokens[i] = tokens[i + 1];
tokentypes[i] = tokentypes[i + 1];
}
tokens[19] = temp;
tokentypes[19] = temp2;
}
IConsoleCmdHookHandle(cmd, ICONSOLE_HOOK_BEFORE_EXEC);
result = function(c, tokens, tokentypes);
IConsoleCmdHookHandle(cmd, ICONSOLE_HOOK_AFTER_EXEC);
} else
execution_mode = 255;
}
if (IConsoleVarHookHandle(var, ICONSOLE_HOOK_ACCESS) && result != NULL) {
if (result->type != var->type) {
IConsoleError("variable type missmatch");
} else {
IConsoleVarHookHandle(var, ICONSOLE_HOOK_BEFORE_CHANGE);
switch (result->type) {
case ICONSOLE_VAR_BOOLEAN:
*var->data.bool_ = *result->data.bool_;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_BYTE:
case ICONSOLE_VAR_UINT8:
*var->data.byte_ = *result->data.byte_;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_UINT16:
*var->data.uint16_ = *result->data.uint16_;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_UINT32:
*var->data.uint32_ = *result->data.uint32_;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_INT16:
*var->data.int16_ = *result->data.int16_;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_INT32:
*var->data.int32_ = *result->data.int32_;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_POINTER:
var->data.addr = result->data.addr;
IConsoleVarDump(var, NULL);
break;
case ICONSOLE_VAR_STRING:
IConsoleVarSetString(var, result->data.string_);
IConsoleVarDump(var, NULL);
break;
default:
IConsoleError("variable type missmatch");
break;
}
IConsoleVarHookHandle(var, ICONSOLE_HOOK_AFTER_CHANGE);
}
if (execution_mode == 3) {
IConsoleVarFree(result);
}
}
break;
}
case 5: {
// execute an alias
IConsoleAliasExec(alias->cmdline, tokens,tokentypes);
}
break;
default:
// execution mode invalid
IConsoleError("invalid execution mode");
break;
}
//** freeing the tokenstream **//
free(tokenstream_s);
}
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