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Improved session logging courtesy of Roman Pompejus

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[originally from svn r846]
This commit is contained in:
Simon Tatham
2001-01-07 18:24:59 +00:00
parent 947c03869e
commit 3a2a06b1fc
5 changed files with 194 additions and 12 deletions
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78
terminal.c
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@ -4,6 +4,7 @@
#include <stdlib.h>
#include <ctype.h>
#include <time.h>
#include "putty.h"
#define CL_ANSIMIN 0x0001 /* Codes in all ANSI like terminals. */
@ -155,6 +156,9 @@ static void erase_lots (int, int, int);
static void swap_screen (int);
static void update_sbar (void);
static void deselect (void);
/* log session to file stuff ... */
static FILE *lgfp = NULL;
static void logtraffic(unsigned char c, int logmode);
/*
* Set up power-on settings for the terminal.
@ -780,11 +784,8 @@ static int beep_overload = 0;
* Optionally log the session traffic to a file. Useful for
* debugging and possibly also useful for actual logging.
*/
if (logfile) {
static FILE *fp = NULL;
if (!fp) fp = fopen(logfile, "wb");
if (fp) fputc (c, fp);
}
logtraffic((unsigned char)c, LGTYP_DEBUG);
/* Note only VT220+ are 8-bit VT102 is seven bit, it shouldn't even
* be able to display 8-bit characters, but I'll let that go 'cause
* of i18n.
@ -856,6 +857,7 @@ static int beep_overload = 0;
fix_cpos;
seen_disp_event = TRUE;
paste_hold = 0;
logtraffic((unsigned char)c,LGTYP_ASCII);
break;
case '\013':
case '\014':
@ -871,6 +873,7 @@ static int beep_overload = 0;
wrapnext = FALSE;
seen_disp_event = 1;
paste_hold = 0;
logtraffic((unsigned char)c,LGTYP_ASCII);
break;
case '\t':
{
@ -946,8 +949,10 @@ static int beep_overload = 0;
}
/*FALLTHROUGH*/
default:
*cpos++ = xlat_tty2scr((unsigned char)c) | curr_attr |
*cpos = xlat_tty2scr((unsigned char)c) | curr_attr |
(c <= 0x7F ? cset_attr[cset] : ATTR_ASCII);
logtraffic((unsigned char)c, LGTYP_ASCII);
cpos++;
break;
}
curs_x++;
@ -2230,3 +2235,64 @@ void from_backend(int is_stderr, char *data, int len) {
inbuf[inbuf_head++] = *data++;
}
}
/*
* Log session traffic.
*/
void logtraffic(unsigned char c, int logmode) {
if (cfg.logtype > 0) {
if (cfg.logtype == logmode) {
/* deferred open file from pgm start? */
if (!lgfp) logfopen();
if (lgfp) fputc (c, lgfp);
}
}
}
/* open log file append/overwrite mode */
void logfopen(void) {
char buf[256];
time_t t;
struct tm *tm;
char writemod[4];
if (!cfg.logtype)
return;
sprintf (writemod, "wb"); /* default to rewrite */
lgfp = fopen(cfg.logfilename, "r"); /* file already present? */
if (lgfp) {
int i;
fclose(lgfp);
i = askappend(cfg.logfilename);
if (i == 1)
writemod[0] = 'a'; /* set append mode */
else if (i == 0) { /* cancelled */
lgfp = NULL;
return;
}
}
lgfp = fopen(cfg.logfilename, writemod);
if (lgfp) { /* enter into event log */
sprintf(buf, "%s session log (%s mode) to file : ",
(writemod[0] == 'a') ? "Appending" : "Writing new",
(cfg.logtype == LGTYP_ASCII ? "ASCII" :
cfg.logtype == LGTYP_DEBUG ? "raw" : "<ukwn>") );
/* Make sure we do not exceed the output buffer size */
strncat (buf, cfg.logfilename, 128);
buf[strlen(buf)] = '\0';
logevent(buf);
/* --- write header line iinto log file */
fputs ("=~=~=~=~=~=~=~=~=~=~=~= PuTTY log ", lgfp);
time(&t);
tm = localtime(&t);
strftime(buf, 24, "%Y.%m.%d %H:%M:%S", tm);
fputs (buf, lgfp);
fputs (" =~=~=~=~=~=~=~=~=~=~=~=\r\n", lgfp);
}
}
void logfclose (void) {
if (lgfp) { fclose(lgfp); lgfp = NULL; }
}