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(svn r14514) -Codechange: use 'size' instead of 'length' for querystring and textbuf, explicitly say it includes the terminating zero

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-Fix: one couldn't rename things with too long default/automatic name
-Fix: buffer overflow in console when too long (1024 bytes) command was entered
This commit is contained in:
smatz
2008-10-22 19:12:10 +00:00
parent 6bc0f0ef92
commit c10f7db576
7 changed files with 52 additions and 46 deletions
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6
src/console_gui.cpp
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@@ -133,7 +133,7 @@ IConsoleModes _iconsole_mode;
static void IConsoleClearCommand()
{
memset(_iconsole_cmdline.buf, 0, ICON_CMDLN_SIZE);
_iconsole_cmdline.length = 0;
_iconsole_cmdline.size = 1; // only terminating zero
_iconsole_cmdline.width = 0;
_iconsole_cmdline.caretpos = 0;
_iconsole_cmdline.caretxoffs = 0;
@@ -336,7 +336,7 @@ void IConsoleGUIInit()
memset(_iconsole_history, 0, sizeof(_iconsole_history));
_iconsole_cmdline.buf = CallocT<char>(ICON_CMDLN_SIZE); // create buffer and zero it
_iconsole_cmdline.maxlength = ICON_CMDLN_SIZE;
_iconsole_cmdline.maxsize = ICON_CMDLN_SIZE;
IConsolePrintF(CC_WARNING, "OpenTTD Game Console Revision 7 - %s", _openttd_revision);
IConsolePrint(CC_WHITE, "------------------------------------");
@@ -430,7 +430,7 @@ static void IConsoleHistoryNavigate(int direction)
IConsoleClearCommand();
/* copy history to 'command prompt / bash' */
assert(_iconsole_history[i] != NULL && IsInsideMM(i, 0, ICON_HISTORY_SIZE));
ttd_strlcpy(_iconsole_cmdline.buf, _iconsole_history[i], _iconsole_cmdline.maxlength);
ttd_strlcpy(_iconsole_cmdline.buf, _iconsole_history[i], _iconsole_cmdline.maxsize);
UpdateTextBufferSize(&_iconsole_cmdline);
}