/*
* Open the log file. Takes care of detecting an already-existing
* file and asking the user whether they want to append, overwrite
* or cancel logging.
*/
void logfopen(void *handle)
{
struct LogContext *ctx = (struct LogContext *)handle;
struct tm tm;
int mode;
/* Prevent repeat calls */
if (ctx->state != L_CLOSED)
return;
if (!ctx->cfg.logtype)
return;
tm = ltime();
/* substitute special codes in file name */
xlatlognam(&ctx->currlogfilename, ctx->cfg.logfilename,&ctx->cfg, &tm);
ctx->lgfp = f_open(&ctx->currlogfilename, "r", FALSE); /* file already present? */
if (ctx->lgfp) {
fclose(ctx->lgfp);
if (ctx->cfg.logxfovr != LGXF_ASK) {
mode = ((ctx->cfg.logxfovr == LGXF_OVR) ? 2 : 1);
} else
mode = askappend(ctx->frontend, ctx->currlogfilename,
logfopen_callback, ctx);
} else
mode = 2; /* create == overwrite */
if (mode < 0)
ctx->state = L_OPENING;
else
logfopen_callback(ctx, mode); /* open the file */
}
/* open log file append/overwrite mode */
void logfopen(void *handle)
{
struct LogContext *ctx = (struct LogContext *)handle;
char buf[256];
time_t t;
struct tm tm;
char writemod[4];
/* Prevent repeat calls */
if (ctx->lgfp)
return;
if (!ctx->cfg.logtype)
return;
sprintf(writemod, "wb"); /* default to rewrite */
time(&t);
tm = *localtime(&t);
/* substitute special codes in file name */
xlatlognam(&ctx->currlogfilename, ctx->cfg.logfilename,ctx->cfg.host, &tm);
ctx->lgfp = f_open(ctx->currlogfilename, "r"); /* file already present? */
if (ctx->lgfp) {
int i;
fclose(ctx->lgfp);
if (ctx->cfg.logxfovr != LGXF_ASK) {
i = ((ctx->cfg.logxfovr == LGXF_OVR) ? 2 : 1);
} else
i = askappend(ctx->frontend, ctx->currlogfilename);
if (i == 1)
writemod[0] = 'a'; /* set append mode */
else if (i == 0) { /* cancelled */
ctx->lgfp = NULL;
ctx->cfg.logtype = 0; /* disable logging */
return;
}
}
ctx->lgfp = f_open(ctx->currlogfilename, writemod);
if (ctx->lgfp) { /* enter into event log */
/* --- write header line into log file */
fputs("=~=~=~=~=~=~=~=~=~=~=~= PuTTY log ", ctx->lgfp);
strftime(buf, 24, "%Y.%m.%d %H:%M:%S", &tm);
fputs(buf, ctx->lgfp);
fputs(" =~=~=~=~=~=~=~=~=~=~=~=\r\n", ctx->lgfp);
sprintf(buf, "%s session log (%s mode) to file: ",
(writemod[0] == 'a') ? "Appending" : "Writing new",
(ctx->cfg.logtype == LGTYP_ASCII ? "ASCII" :
ctx->cfg.logtype == LGTYP_DEBUG ? "raw" :
ctx->cfg.logtype == LGTYP_PACKETS ? "SSH packets" : "<ukwn>"));
/* Make sure we do not exceed the output buffer size */
strncat(buf, filename_to_str(&ctx->currlogfilename), 128);
buf[strlen(buf)] = '\0';
logevent(ctx->frontend, buf);
}
}
/*
* Open the log file. Takes care of detecting an already-existing
* file and asking the user whether they want to append, overwrite
* or cancel logging.
*/
void logfopen(void *handle)
{
struct LogContext *ctx = (struct LogContext *)handle;
struct tm tm;
FILE *fp;
int mode;
/* Prevent repeat calls */
if (ctx->state != L_CLOSED)
return;
if (!ctx->logtype)
return;
tm = ltime();
/* substitute special codes in file name */
if (ctx->currlogfilename)
filename_free(ctx->currlogfilename);
ctx->currlogfilename =
xlatlognam(conf_get_filename(ctx->conf, CONF_logfilename),
conf_get_str(ctx->conf, CONF_host),
conf_get_int(ctx->conf, CONF_port), &tm);
#ifdef PERSOPORT
test_dir( /*&*/ctx->currlogfilename ) ;
#endif
fp = f_open(ctx->currlogfilename, "r", FALSE); /* file already present? */
if (fp) {
int logxfovr = conf_get_int(ctx->conf, CONF_logxfovr);
fclose(fp);
if (logxfovr != LGXF_ASK) {
mode = ((logxfovr == LGXF_OVR) ? 2 : 1);
} else
mode = askappend(ctx->frontend, ctx->currlogfilename,
logfopen_callback, ctx);
} else
mode = 2; /* create == overwrite */
if (mode < 0)
ctx->state = L_OPENING;
else
logfopen_callback(ctx, mode); /* open the file */
}