radare2/libr/core/cmd_log.c

/* radare - LGPL - Copyright 2009-2014 - pancake */
#include <string.h>

#include "r_config.h"
#include "r_cons.h"
#include "r_core.h"

static int textlog_chat (RCore *core) {
	char prompt[64];
	char buf[1024];
	int lastmsg = 0;
	const char *me = r_config_get (core->config, "cfg.user");
	char msg[1024];

	eprintf ("Type '/help' for commands:\n");
	snprintf (prompt, sizeof (prompt)-1, "[%s]> ", me);
	r_line_set_prompt (prompt);
	for (;;) {
		r_core_log_list (core, lastmsg, 0, 0);
		lastmsg = core->log->last;
		if (r_cons_fgets (buf, sizeof (buf)-1, 0, NULL)<0)
			return 1;
		if (!*buf) continue;
		if (!strcmp (buf, "/help")) {
			eprintf ("/quit           quit the chat (same as ^D)\n");
			eprintf ("/name <nick>    set cfg.user name\n");
			eprintf ("/log            show full log\n");
			eprintf ("/clear          clear text log messages\n");
		} else if (!strncmp (buf, "/name ", 6)) {
			snprintf (msg, sizeof (msg)-1, "* '%s' is now known as '%s'", me, buf+6);
			r_core_log_add (core, msg);
			r_config_set (core->config, "cfg.user", buf+6);
			me = r_config_get (core->config, "cfg.user");
			snprintf (prompt, sizeof (prompt)-1, "[%s]> ", me);
			r_line_set_prompt (prompt);
			return 0;
		} else if (!strcmp (buf, "/log")) {
			r_core_log_list (core, 0, 0, 0);
			return 0;
		} else if (!strcmp (buf, "/clear")) {
			//r_core_log_del (core, 0);
			r_core_cmd0 (core, "T-");
			return 0;
		} else if (!strcmp (buf, "/quit")) {
			return 0;
		} else if (*buf=='/') {
			eprintf ("Unknown command: %s\n", buf);
		} else {
			snprintf (msg, sizeof (msg)-1, "[%s] %s", me, buf);
			r_core_log_add (core, msg);
		}
	}
	return 1;
}

static int cmd_log(void *data, const char *input) {
	RCore *core = (RCore *)data;
	const char *arg, *input2;
	int n, n2;

	if (!input)
		return 1;

	input2 = (input && *input) ? input+1 : "";
	arg = strchr (input2, ' ');
	n = atoi (input2);
	n2 = arg ? atoi (arg+1) : 0;

	switch (*input) {
	case 'e': // shell: less
		{
		char *p = strchr (input, ' ');
		if (p) {
			char *b = r_file_slurp (p+1, NULL);
			if (b) {
				r_cons_less_str (b, NULL);
				free (b);
			} else eprintf ("File not found\n");
		} else eprintf ("Usage: less [filename]\n");
		}
		break;
	case 'l':
		r_cons_printf ("%d\n", core->log->last-1);
		break;
	case '-':
		r_core_log_del (core, n);
		break;
	case '?':{
			const char* help_msg[] = {
			"Usage:", "T","[-][ num|msg]",
			"T", "", "List all Text log messages",
			"T", " message", "Add new log message",
			"T", " 123", "List log from 123",
			"T", " 10 3", "List 3 log messages starting from 10",
			"T*", "", "List in radare commands",
			"T-", "", "Delete all logs",
			"T-", " 123", "Delete logs before 123",
			"Tl", "", "Get last log message id",
			"Tj", "", "List in json format",
			"Tm", " [idx]", "Display log messages without index",
			"Ts", "", "List files in current directory (see pwd, cd)",
			"Tp", "[-plug]", "Tist, load, unload plugins",
			"TT", "", "Enter into the text log chat console",
			NULL};
		r_core_cmd_help (core, help_msg);
		}
		break;
	case 'T':
		if (r_config_get_i (core->config, "scr.interactive")) {
			textlog_chat (core);
		} else eprintf ("Only available when the screen is interactive\n");
		break;
	case 'p':
		switch (input[1]) {
		case 0:
			r_lib_list (core->lib);
			break;
		case '-':
			r_lib_close (core->lib, input+2);
			break;
		case ' ':
			r_lib_open (core->lib, input+2);
			break;
		case '?': {
			const char* help_msg[] = {
			"Usage:", "Tp", "[-name][ file]",
			"Tp", "", "List all plugins loaded by RCore.lib",
			"Tp-", "duk", "Unload plugin matching in filename",
			"Tp", " blah."R_LIB_EXT, "Load plugin file",
			NULL};
			r_core_cmd_help(core, help_msg);
			}
			break;
		}
		break;
	case ' ':
		if (n>0) {
			r_core_log_list (core, n, n2, *input);
		} else {
			r_core_log_add (core, input+1);
		}
		break;
	case 'm':
		if (n>0) {
			r_core_log_list (core, n, 1, 't');
		} else {
			r_core_log_list (core, n, 0, 't');
		}
		break;
	case 'j':
	case '*':
	case '\0':
		r_core_log_list (core, n, n2, *input);
		break;
	}
	return 0;
}