311 lines
8.0 KiB
C
311 lines
8.0 KiB
C
/*
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* Copyright (C) 1999-2000, Michael Jennings
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include "epplet.h"
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#include "net.h"
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#if 0
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#define D(x) do {printf("%10s | %7d: [debug] ", __FILE__, __LINE__); printf x; fflush(stdout);} while (0)
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#else
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#define D(x) ((void) 0)
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#endif
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#define BEGMATCH(a, b) (!strncasecmp((a), (b), (sizeof(b) - 1)))
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#define NONULL(x) ((x) ? (x) : (""))
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static Epplet_gadget close_button, in_bar, out_bar, in_label, out_label, title,
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cfg_button;
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static Epplet_gadget cfg_tb_dev;
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static Window config_win = None;
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static int in_val = 0, out_val = 0, show_title = 1;
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static unsigned long max_in = 1, max_out = 1;
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static const char *device_string = NULL;
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static unsigned long last_in = 0, last_out = 0;
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static void
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show_size(unsigned long n, char *buff)
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{
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if (n < 1024)
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{
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sprintf(buff, "%lu b", n);
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}
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else if (n < 1024 * 1024)
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{
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sprintf(buff, "%lu k", n / 1024);
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}
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else if (n < 1024 * 1024 * 1024)
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{
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sprintf(buff, "%lu M", n / (1024 * 1024));
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}
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else
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{
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sprintf(buff, "%lu G", n / (1024 * 1024 * 1024));
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}
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}
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static void
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timer_cb(void *data __UNUSED__)
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{
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char buff[1024];
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double val = -1.0, val2 = -1.0;
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unsigned char invalid;
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unsigned long in_bytes, out_bytes;
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static unsigned long in_delta = -1, out_delta = -1;
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invalid = net_get_bytes_inout(device_string, &val, &val2);
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if (invalid)
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{
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D(("Failed to open %s -- %s\n", device_string, strerror(errno)));
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Esync();
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Epplet_timer(timer_cb, NULL, 10.0, "TIMER");
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return;
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}
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if ((last_in == 0) && (last_out == 0))
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{
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last_in = (unsigned long)val;
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last_out = (unsigned long)val2;
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Esync();
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Epplet_timer(timer_cb, NULL, 1.0, "TIMER");
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return;
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}
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in_bytes = (unsigned long)val - last_in;
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out_bytes = (unsigned long)val2 - last_out;
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D(("In %lu, out %lu\n", in_bytes, out_bytes));
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if (in_bytes > max_in)
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{
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max_in = in_bytes;
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Esnprintf(buff, sizeof(buff), "%lu", max_in);
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Epplet_modify_config("max_in", buff);
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D(("Set max_in to %lu\n", max_in));
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}
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if (in_bytes != in_delta)
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{
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in_val = (int)((((float)in_bytes) / max_in) * 100.0);
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Epplet_gadget_data_changed(in_bar);
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sprintf(buff, "I: ");
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show_size(in_bytes, buff + 3);
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strcat(buff, "/s");
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Epplet_change_label(in_label, buff);
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in_delta = in_bytes;
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}
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last_in += in_bytes;
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if (out_bytes > max_out)
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{
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max_out = out_bytes;
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Esnprintf(buff, sizeof(buff), "%lu", max_out);
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Epplet_modify_config("max_out", buff);
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D(("Set max_out to %lu\n", max_out));
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}
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if (out_bytes != out_delta)
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{
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out_val = (int)((((float)out_bytes) / max_out) * 100.0);
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Epplet_gadget_data_changed(out_bar);
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sprintf(buff, "O: ");
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show_size(out_bytes, buff + 3);
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strcat(buff, "/s");
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Epplet_change_label(out_label, buff);
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out_delta = out_bytes;
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}
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last_out += out_bytes;
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Esync();
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Epplet_timer(timer_cb, NULL, 1.0, "TIMER");
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}
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static void
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close_cb(void *data __UNUSED__)
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{
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Epplet_unremember();
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Esync();
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exit(0);
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}
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static void
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in_cb(void *data __UNUSED__, Window w)
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{
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if (w == Epplet_get_main_window())
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{
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Epplet_gadget_show(close_button);
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Epplet_gadget_show(cfg_button);
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}
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}
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static void
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out_cb(void *data __UNUSED__, Window w)
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{
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if (w == Epplet_get_main_window())
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{
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Epplet_gadget_hide(close_button);
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Epplet_gadget_hide(cfg_button);
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}
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}
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static void
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apply_config(void)
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{
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char buff[1024];
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if (show_title)
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{
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Epplet_gadget_move(in_label, 3, 13);
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Epplet_gadget_move(out_label, 3, 30);
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Epplet_gadget_move(in_bar, 3, 22);
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Epplet_gadget_move(out_bar, 3, 39);
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Epplet_gadget_show(title);
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}
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else
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{
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Epplet_gadget_move(in_label, 4, 4);
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Epplet_gadget_move(out_label, 4, 24);
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Epplet_gadget_move(in_bar, 4, 14);
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Epplet_gadget_move(out_bar, 4, 36);
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Epplet_gadget_hide(title);
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}
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Epplet_modify_config("title", (show_title ? "1" : "0"));
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strcpy(buff, NONULL(Epplet_textbox_contents(cfg_tb_dev)));
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if (strcmp(buff, device_string))
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{
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Epplet_modify_config("dev", buff);
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device_string = Epplet_query_config("dev");
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last_in = last_out = 0;
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}
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timer_cb(NULL);
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}
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static void
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ok_cb(void *data __UNUSED__)
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{
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apply_config();
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Epplet_save_config();
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Epplet_window_destroy(config_win);
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config_win = None;
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}
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static void
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apply_cb(void *data __UNUSED__)
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{
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apply_config();
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}
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static void
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cancel_cb(void *data __UNUSED__)
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{
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Epplet_window_destroy(config_win);
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config_win = None;
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}
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static void
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config_cb(void *data __UNUSED__)
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{
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if (config_win)
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return;
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config_win =
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Epplet_create_window_config(200, 100, "E-Bandwidth Configuration", ok_cb,
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NULL, apply_cb, NULL, cancel_cb, NULL);
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Epplet_gadget_show(Epplet_create_label(4, 4, "Device:", 2));
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Epplet_gadget_show(cfg_tb_dev =
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Epplet_create_textbox(NULL, device_string, 4, 18, 192, 20,
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2, NULL, NULL));
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Epplet_gadget_show(Epplet_create_togglebutton
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(NULL, NULL, 4, 50, 12, 12, &show_title, NULL, NULL));
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Epplet_gadget_show(Epplet_create_label(20, 50, "Show title?", 2));
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Epplet_window_show(config_win);
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Epplet_window_pop_context();
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}
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static void
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parse_conf(void)
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{
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const char *s;
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s = Epplet_query_config("max_in");
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if (s)
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{
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max_in = strtoul(s, (char **)NULL, 10);
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}
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s = Epplet_query_config("max_out");
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if (s)
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{
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max_out = strtoul(s, (char **)NULL, 10);
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}
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show_title = atoi(Epplet_query_config_def("title", "1"));
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device_string = Epplet_query_config_def("dev", "eth0");
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}
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int
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main(int argc, char **argv)
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{
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Epplet_adjust_priority(10);
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atexit(Epplet_cleanup);
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Epplet_Init("E-Bandwidth", "0.2", "Enlightenment Network I/O Monitor Epplet",
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3, 3, argc, argv, 0);
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Epplet_load_config();
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parse_conf();
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title = Epplet_create_label(3, 3, "Net I/O", 1);
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if (show_title)
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{
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/* New arrangement */
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in_label = Epplet_create_label(3, 13, "I: 0 b/s", 1);
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out_label = Epplet_create_label(3, 30, "O: 0 b/s", 1);
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in_bar = Epplet_create_hbar(3, 22, 42, 7, 0, &in_val);
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out_bar = Epplet_create_hbar(3, 39, 42, 7, 0, &out_val);
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Epplet_gadget_show(title);
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}
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else
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{
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/* Old arrangement */
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in_label = Epplet_create_label(4, 4, "I: 0 b/s", 1);
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out_label = Epplet_create_label(4, 24, "O: 0 b/s", 1);
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in_bar = Epplet_create_hbar(4, 14, 40, 8, 0, &in_val);
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out_bar = Epplet_create_hbar(4, 36, 40, 8, 0, &out_val);
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}
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close_button =
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Epplet_create_button(NULL, NULL, 2, 2, 0, 0, "CLOSE", 0, NULL, close_cb,
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NULL);
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cfg_button =
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Epplet_create_button(NULL, NULL, 33, 2, 0, 0, "CONFIGURE", 0, NULL,
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config_cb, NULL);
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Epplet_gadget_show(in_label);
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Epplet_gadget_show(in_bar);
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Epplet_gadget_show(out_label);
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Epplet_gadget_show(out_bar);
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Epplet_show();
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Epplet_register_focus_in_handler(in_cb, NULL);
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Epplet_register_focus_out_handler(out_cb, NULL);
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timer_cb(NULL); /* Set everything up */
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Epplet_Loop();
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return 0;
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}
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