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* screen.c (paint_frame): Fix possible buffer overflow.

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This commit is contained in:
Andrew V. Samoilov 2004-08-18 19:55:47 +00:00
parent cb4e8787ab
commit 03976121d9
2 changed files with 9 additions and 9 deletions
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4
src/ChangeLog
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@ -1,3 +1,7 @@
2004-08-19 Pavel Shirshov <pavelsh@mail.ru>
* screen.c (paint_frame): Fix possible buffer overflow.
2004-08-18 Pavel Shirshov <pavelsh@mail.ru> 2004-08-18 Pavel Shirshov <pavelsh@mail.ru>
* background.c (do_background): Use O_RDWR when opening * background.c (do_background): Use O_RDWR when opening

14
src/screen.c
View File

@ -1060,7 +1060,7 @@ paint_frame (WPanel *panel)
int spaces, extra; int spaces, extra;
int side, width; int side, width;
char *txt, buffer[30]; /*Hope that this is enough ;-) */ char *txt;
if (!panel->split) if (!panel->split)
adjust_top_file (panel); adjust_top_file (panel);
@ -1086,18 +1086,14 @@ paint_frame (WPanel *panel)
txt = format->title; txt = format->title;
header_len = strlen (txt); header_len = strlen (txt);
if (header_len > format->field_len){ if (header_len > format->field_len)
strcpy (buffer, txt); header_len = format->field_len;
txt = buffer;
txt [format->field_len] = 0;
header_len = strlen (txt);
}
attrset (MARKED_COLOR); attrset (MARKED_COLOR);
spaces = (format->field_len - header_len) / 2; spaces = (format->field_len - header_len) / 2;
extra = (format->field_len - header_len) % 2; extra = (format->field_len - header_len) % 2;
printw ("%*s%-s%*s", spaces, "", printw ("%*s%.*s%*s", spaces, "",
txt, spaces+extra, ""); header_len, txt, spaces+extra, "");
width -= 2 * spaces + extra + header_len; width -= 2 * spaces + extra + header_len;
} else { } else {
attrset (NORMAL_COLOR); attrset (NORMAL_COLOR);