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Fixed a buffer overflow in comm summary with non-English translations

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git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2228 8092fc87-c524-0410-9efc-e669fe64eaf9
This commit is contained in:
avolkov
2006-01-23 21:55:26 +00:00
parent f72b322d1b
commit 8036a0225b
1 changed files with 8 additions and 3 deletions
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sc2/src/sc2code/comm.c
+8 -3
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@@ -1524,9 +1524,8 @@ DoCommunication (PENCOUNTER_STATE pES)
TEXT t;
#define DELTA_Y_SUMMARY 8
#define SUMMARY_CHARS (SIS_SCREEN_WIDTH - 34) / 4
#define MAX_SUMMARY_CHARS 52
#define MAX_COLS ((SIS_SCREEN_HEIGHT - SLIDER_Y - SLIDER_HEIGHT - DELTA_Y_SUMMARY) / 8) - 1
UNICODE buffer[MAX_SUMMARY_CHARS];
UNICODE buffer[320]; // SUMMARY_CHARS * 6
UNICODE *temp;
int i;
int col = 0;
@@ -1563,7 +1562,6 @@ DoCommunication (PENCOUNTER_STATE pES)
temp = curr->text;
if (temp == NULL)
continue;
// fprintf (stderr, "%s\n", temp);
while (utf8StringCount (temp) > (unsigned int) SUMMARY_CHARS
&& !(GLOBAL (CurrentActivity) & CHECK_ABORT))
{
@@ -1579,6 +1577,13 @@ DoCommunication (PENCOUNTER_STATE pES)
break;
}
}
if ((unsigned)space_index >= sizeof (buffer))
{
fprintf (stderr, "DoCommunication() BUG: buffer[%u] "
"too small to fit %d bytes\n",
sizeof (buffer), space_index);
abort ();
}
strncpy (buffer, temp, space_index);
buffer[space_index] = '\0';
temp += space_index + 1;