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strncpy bugfix; UPDATE RECOMMENDED

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reenoo
2001-12-25 21:16:15 +00:00
parent 09b4ff9271
commit 531ad030ea
3 changed files with 38 additions and 25 deletions
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server/drivers/CFontz.c
+4 -4
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@@ -89,13 +89,13 @@ CFontz_init (lcd_logical_driver * driver, char *args)
/*Read config file*/
/*Which serial device should be used*/
strncpy(device, config_get_string ( DriverName , "Device" , 0 , DEFAULT_DEVICE),200);
if (strlen(device)>199) strncat(device, "\0", 1);
strncpy(device, config_get_string ( DriverName , "Device" , 0 , DEFAULT_DEVICE),sizeof(config_get_string ( DriverName , "Device" , 0 , DEFAULT_DEVICE)));
device[sizeof(device)-1]=0;
debug (RPT_INFO,"CFontz: Using device: %s", device);
/*Which size*/
strncpy(size, config_get_string ( DriverName , "Size" , 0 , DEFAULT_SIZE),200);
if (strlen(size)>199) strncat(size, "\0", 1);
strncpy(size, config_get_string ( DriverName , "Size" , 0 , DEFAULT_SIZE),sizeof(config_get_string ( DriverName , "Size" , 0 , DEFAULT_SIZE)));
size[sizeof(size)-1]=0;
if( sscanf(size , "%dx%d", &w, &h ) != 2
|| (w <= 0) || (w > LCD_MAX_WIDTH)
|| (h <= 0) || (h > LCD_MAX_HEIGHT)) {