// Initialize log
void log_init(STRING* _logFile) {
txtLog = txt_create(LOG_LINES,999);
txtLog.font = fontLog;
txtLog.size_x = screen_size.x;
txtLog.size_y = 100;
set(txtLog, SHOW | OUTLINE);
int i;
for(i=0; i<txtLog.strings; i++) {
(txtLog.pstring)[i] = str_create("#256");
}
// Color for log text
vec_set(cLogColor, vector(255,255,255));
// Log to file, too?
if (_logFile != NULL) {
nLogToFile = 1;
str_cpy(strLogFile, _logFile);
}
// If logging to file, initialize file IO
if (nLogToFile == 1) {
log_write_header();
}
}
// Toggle logging to file
void log_toggle_file_log() {
if (txtLog == NULL) return;
nLogToFile = 1 - nLogToFile;
if (nLogToFile == 1) {
if (nLogHeaderWritten == 0) {
log_write_header();
}
}
}
int set_loglevel(int level, char *filename)
{
char eci[strlen(filename)+5];
char ecp[strlen(filename)+5];
/* close any previously opened file */
log_stop();
/* if we want to stop logging, return here */
if (level == LOG_STOP) {
DEBUG_MSG("set_loglevel: stopping the log process");
return E_SUCCESS;
}
DEBUG_MSG("set_loglevel(%d, %s)", level, filename);
/* all the host type will be unknown, warn the user */
if (EC_GBL_OPTIONS->read) {
USER_MSG("*********************************************************\n");
USER_MSG("WARNING: while reading form file we cannot determine \n");
USER_MSG("if an host is local or not because the ip address of \n");
USER_MSG("the NIC may have been changed from the time of the dump. \n");
USER_MSG("*********************************************************\n\n");
}
snprintf(eci, strlen(filename)+5, "%s.eci", filename);
snprintf(ecp, strlen(filename)+5, "%s.ecp", filename);
memset(&fdp, 0, sizeof(struct log_fd));
memset(&fdi, 0, sizeof(struct log_fd));
/* open the file(s) */
switch(level) {
case LOG_PACKET:
if (EC_GBL_OPTIONS->compress) {
fdp.type = LOG_COMPRESSED;
} else {
fdp.type = LOG_UNCOMPRESSED;
}
/* create the file */
if (log_open(&fdp, ecp) != E_SUCCESS)
return -E_FATAL;
/* initialize the log file */
log_write_header(&fdp, LOG_PACKET);
/* add the hook point to DISPATCHER */
hook_add(HOOK_DISPATCHER, &log_packet);
/* no break here, loglevel is incremental */
/* fall through */
case LOG_INFO:
if (EC_GBL_OPTIONS->compress) {
fdi.type = LOG_COMPRESSED;
} else {
fdi.type = LOG_UNCOMPRESSED;
}
/* create the file */
if (log_open(&fdi, eci) != E_SUCCESS)
return -E_FATAL;
/* initialize the log file */
log_write_header(&fdi, LOG_INFO);
/* add the hook point to DISPATCHER */
hook_add(HOOK_DISPATCHER, &log_info);
/* add the hook for the ARP packets */
hook_add(HOOK_PACKET_ARP, &log_info);
/* add the hook for ICMP packets */
hook_add(HOOK_PACKET_ICMP, &log_info);
/* add the hook for DHCP packets */
/* (fake icmp packets from DHCP discovered GW and DNS) */
hook_add(HOOK_PROTO_DHCP_PROFILE, &log_info);
break;
}
atexit(log_stop);
return E_SUCCESS;
}
