--- wmwave.c.orig Thu Dec 27 12:10:44 2001
+++ wmwave.c Thu Dec 27 13:09:37 2001
@@ -1,38 +1,21 @@
/*
+ * $Id$
+ *
* wmtop.c -- WindowMaker process view dock app
- * Derived by Carsten Schuermann carsten@schuermann.org
- * http://www.schuermann.org/~carsten
- * from
- * Dan Piponi dan@tanelorn.demon.co.uk
- * http://www.tanelorn.demon.co.uk
- * who derived it
- * from code originally contained in wmsysmon by Dave Clark (clarkd@skynet.ca)
+ *
* This software is licensed through the GNU General Public License.
- * $Log: wmwave.c,v $
- * Revision 1.7 1999/08/20 13:44:21 carsten
- * version 0.4 complete
- *
- * Revision 1.6 1999/08/19 17:58:52 carsten
- * Almost final version
- *
- * Revision 1.5 1999/08/19 13:54:30 carsten
- * done
- *
- * Revision 1.4 1999/08/19 11:14:50 carsten
- * hookup to /proc/net/wirless complete
- *
- * Revision 1.3 1999/08/19 02:39:07 carsten
- * improved design and hooked it up
- *
- * Revision 1.2 1999/08/16 03:45:34 carsten
- * Added dots
- *
- * Revision 1.1 1999/08/15 15:39:18 carsten
- * Added wmwave project to repository
- *
+ *
+ * Authors (in reverse chronological order):
+ * Bruce M. Simpson <bms@spc.org>
+ * Carsten Schuermann <carsten@schuermann.org>
+ * Dan Piponi <dan@tanelorn.demon.co.uk>
+ * Dave Clark <clarkd@skynet.ca>
+ *
+ * The FreeBSD version of this software is released under the GNU GPL, and
+ * forms part of the Consume Project <URL: http://www.consume.net/>.
+ *
*/
-
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
@@ -45,313 +28,387 @@
#include <limits.h>
#include <errno.h>
#include <signal.h>
+#include <sysexits.h>
+#include <sys/types.h>
#include <sys/wait.h>
#include <sys/stat.h>
#include <sys/param.h>
-#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/time.h>
+#include <sys/socket.h>
+#include <sys/sockio.h>
+
+#include <netdb.h>
+#include <net/if.h>
+#include <net/if_var.h>
+#include <net/route.h>
+#include <net/ethernet.h>
+
+#include <netinet/in.h>
+#include <netinet/in_systm.h>
+#include <netinet/in_var.h>
+#include <netinet/ip.h>
+#include <netinet/ip_var.h>
+#include <arpa/inet.h>
+#include <machine/if_wavelan_ieee.h>
#include <X11/Xlib.h>
#include <X11/xpm.h>
#include <X11/extensions/shape.h>
-
#include "wmgeneral.h"
-
#include "wmwave-master.xpm"
-char wmwave_mask_bits[64*64];
-int wmwave_mask_width = 64;
-int wmwave_mask_height = 64;
-
-#define WMWAVE_VERSION "0.4"
+char wmwave_mask_bits[64 * 64];
+int wmwave_mask_width = 64;
+int wmwave_mask_height = 64;
+
+#define WMWAVE_DEFAULT_INTERFACE "wi0"
+#define WMWAVE_VERSION "0.4_FreeBSD"
+
+int update_rate = 100000;
+char *ProgName;
+char *iface = WMWAVE_DEFAULT_INTERFACE;
+time_t curtime;
+time_t prevtime;
+int mode = 0; /* default: no card detected */
+int screen = 0; /* default: Quality screen is displayed */
+
+void usage(void);
+void printversion(void);
+void BlitString(char *name, int x, int y);
+void BlitNum(int num, int x, int y);
+void wmwave_routine(int, char **);
+void DrawBar(float percent, int dx, int dy);
+void DrawGreenBar(float percent, int dx, int dy);
-int update_rate=100000;
-
-char *ProgName;
-
-time_t curtime;
-time_t prevtime;
-
-int mode = 0; // default: no card detected
-int screen = 0; // default: Quality screen is displayed
-
-void usage(void);
-void printversion(void);
-void BlitString(char *name, int x, int y);
-void BlitNum(int num, int x, int y);
-void wmwave_routine(int, char **);
-void DrawBar(float percent, int dx, int dy);
-void DrawGreenBar(float percent, int dx, int dy);
+inline void
+DrawBar(float percent, int dx, int dy)
+{
+ int tx;
-inline void DrawBar(float percent, int dx, int dy) {
- int tx;
-
- tx = (float)((float)54 * ((float)percent / (float)100.0));
- copyXPMArea(67, 36, tx, 4, dx, dy);
- copyXPMArea(67, 43, 54-tx, 4, dx+tx, dy);
+ tx = (float)((float)54 * ((float)percent / (float)100.0));
+ copyXPMArea(67, 36, tx, 4, dx, dy);
+ copyXPMArea(67, 43, 54 - tx, 4, dx + tx, dy);
}
-inline void DrawGreenBar(float percent, int dx, int dy) {
- int tx;
-
- tx = (float)((float)54 * ((float)percent / (float)100.0));
- copyXPMArea(67, 58, tx, 4, dx, dy);
- copyXPMArea(67, 43, 54-tx, 4, dx+tx, dy);
-}
+inline void
+DrawGreenBar(float percent, int dx, int dy)
+{
+ int tx;
-inline void DrawRedDot() {
- copyXPMArea(80, 65, 6, 6, 52, 5);
+ tx = (float)((float)54 * ((float)percent / (float)100.0));
+ copyXPMArea(67, 58, tx, 4, dx, dy);
+ copyXPMArea(67, 43, 54 - tx, 4, dx + tx, dy);
}
-inline void DrawYellowDot() {
- copyXPMArea(86, 65, 6, 6, 52, 5);
+inline void
+DrawRedDot()
+{
+ copyXPMArea(80, 65, 6, 6, 52, 5);
}
-inline void DrawGreenDot() {
- copyXPMArea(92, 65, 6, 6, 52, 5);
+inline void
+DrawYellowDot()
+{
+ copyXPMArea(86, 65, 6, 6, 52, 5);
}
-inline void DrawEmptyDot() {
- copyXPMArea(98, 65, 6, 6, 52, 5);
+inline void
+DrawGreenDot()
+{
+ copyXPMArea(92, 65, 6, 6, 52, 5);
}
-float min (float x, float y) {
- if (x < y) {return x;}
- else {return y;}
+inline void
+DrawEmptyDot()
+{
+ copyXPMArea(98, 65, 6, 6, 52, 5);
}
/*
- * Find CPU times for all processes
+ * XXX: redefining min() to operate on floats is a bad idea;
+ * changed to _fmin().
*/
-void DisplayWireless(void) {
- FILE *wireless; // File handle for /proc/net/wireless
-
- char line[255];
- char iface[5];
- char status [3];
- float link = 0;
- float level = 0;
- float noise = 0;
- int nwid = 0;
- int crypt = 0;
- int misc = 0;
-
- if ((wireless = fopen ("/proc/net/wireless", "r")) != NULL)
- {
- fgets(line,sizeof(line),wireless);
- fgets(line,sizeof(line),wireless);
- if (fgets(line,sizeof(line),wireless) == NULL) {
- mode = 0;
- }
- else {
- sscanf(line,"%s %s %f %f %f %d %d %d",
- iface,status,&link,&level,&noise,&nwid,&crypt,&misc);
- mode = 1;
- }
- fclose(wireless);
-
-
- /* Print channel information, and signal ratio */
-
- switch (mode) {
- case 1: BlitString("Quality",4,4);
- if (link<=10) {DrawRedDot ();}
- else if (link<=20) {DrawYellowDot ();}
- else {DrawGreenDot();};
- BlitString("Link ", 4,18);
- DrawBar(min ((int)(link * 1.8), 100.0), 4, 27);
- BlitString("Level ", 4,32);
- DrawGreenBar(min ((int)(level * 0.3), 100.0), 4, 41);
- BlitString("Noise ", 4,46);
- DrawGreenBar(min ((int)(noise * 0.3), 100.0), 4, 55);
- break;
- case 0: BlitString("NO CARD",4,4);
- DrawEmptyDot();
- BlitString(" ", 4,18);
- DrawBar(0.0, 4, 27);
- BlitString(" ", 4,32);
- DrawGreenBar(0.0, 4, 41);
- BlitString(" ", 4,46);
- DrawGreenBar(0.0, 4, 55);
- break;
- };
- }
- else {
- printf ("Wirless device /proc/net/wireless not found\nEnable radio networking and recompile your kernel\n");
- exit (0);
- }
-}
-
-/* SIGCHLD handler */
-void sig_chld(int signo)
-{
- waitpid((pid_t) -1, NULL, WNOHANG);
- signal(SIGCHLD, sig_chld);
-}
-
-int main(int argc, char *argv[]) {
- int i;
-
- /* Parse Command Line */
-
- signal(SIGCHLD, sig_chld);
- ProgName = argv[0];
- if (strlen(ProgName) >= 5)
- ProgName += (strlen(ProgName) - 5);
-
- for (i=1; i<argc; i++) {
- char *arg = argv[i];
-
- if (*arg=='-') {
- switch (arg[1]) {
- case 'd' :
- if (strcmp(arg+1, "display")) {
- usage();
- exit(1);
+float
+_fmin(float x, float y)
+{
+ if (x < y) {
+ return x;
+ } else {
+ return y;
}
- break;
- case 'g' :
- if (strcmp(arg+1, "geometry")) {
- usage();
- exit(1);
+}
+
+/*
+ * XXX: Fetch OS-specific wireless statistics.
+ *
+ * These are: quality, signal, noise. On NetBSD, the
+ * statistics kept on an AP-basis for the driver are valid.
+ * On FreeBSD, it is necessary to interrogate the WICACHE.
+ * For the purposes of keeping things simple, this code will only
+ * look at the first slot in the WICACHE table.
+ */
+void
+DisplayWireless(void)
+{
+ struct ifreq ifr;
+ struct wi_req wireq;
+ struct wi_sigcache *wisigsp;
+ int *wisigsnp, s, mode, err;
+ float link, level, noise;
+ enum {
+ MODE_NO_CARD = 0,
+ MODE_HAVE_CARD = 1
+ };
+
+ s = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
+ if (s == -1)
+ errx(errno, "socket");
+ bzero(&ifr, sizeof(ifr));
+ strncpy(ifr.ifr_name, iface, strlen(iface));
+ bzero(&wireq, sizeof(wireq));
+ wireq.wi_type = WI_RID_READ_CACHE;
+ wireq.wi_len = WI_MAX_DATALEN;
+ ifr.ifr_data = (void *) &wireq;
+
+ err = ioctl(s, SIOCGWAVELAN, (caddr_t)&ifr);
+ if (err < 0) {
+ mode = MODE_NO_CARD;
+ goto draw;
+ }
+ wisigsnp = (int *) &wireq.wi_val;
+ if (*wisigsnp < 1) {
+ mode = MODE_NO_CARD;
+ goto draw;
}
- break;
- case 'v' :
- printversion();
- exit(0);
- break;
- case 'r':
- if (argc > (i+1)) {
- update_rate = (atoi(argv[i+1]) * 1000);
- i++;
+
+ mode = MODE_HAVE_CARD;
+ wisigsp = (struct wi_sigcache *) (wisigsnp+1);
+ link = wisigsp->quality * 1.0;
+ level = wisigsp->signal * -1.0;
+ noise = wisigsp->noise * -1.0;
+draw:
+ /*
+ * Print channel information, and signal ratio
+ */
+ switch (mode) {
+ case MODE_HAVE_CARD:
+ BlitString("Quality", 4, 4);
+ if (link <= 10) {
+ DrawRedDot();
+ } else if (link <= 20) {
+ DrawYellowDot();
+ } else {
+ DrawGreenDot();
+ };
+ BlitString("Link ", 4, 18);
+ DrawBar(_fmin((int)(link * 1.8), 100.0), 4, 27);
+ BlitString("Level ", 4, 32);
+ DrawGreenBar(_fmin((int)(level * 0.3), 100.0), 4, 41);
+ BlitString("Noise ", 4, 46);
+ DrawGreenBar(_fmin((int)(noise * 0.3), 100.0), 4, 55);
+ break;
+ case MODE_NO_CARD:
+ default:
+ BlitString("NO CARD", 4, 4);
+ DrawEmptyDot();
+ BlitString(" ", 4, 18);
+ DrawBar(0.0, 4, 27);
+ BlitString(" ", 4, 32);
+ DrawGreenBar(0.0, 4, 41);
+ BlitString(" ", 4, 46);
+ DrawGreenBar(0.0, 4, 55);
+ break;
+ };
+}
+
+void
+sig_chld(int signo)
+{
+ waitpid((pid_t) - 1, NULL, WNOHANG);
+ signal(SIGCHLD, sig_chld);
+}
+
+int
+main(int argc, char *argv[])
+{
+ int i;
+
+
+ signal(SIGCHLD, sig_chld);
+
+ ProgName = argv[0];
+ if (strlen(ProgName) >= 5)
+ ProgName += (strlen(ProgName) - 5);
+
+ for (i = 1; i < argc; i++) {
+ char *arg = argv[i];
+
+ if (*arg == '-') {
+ switch (arg[1]) {
+ case 'i':
+ if (argc > (i + 1)) {
+ iface = argv[i+1];
+ if (strncmp("wi", iface, 2) != 0) {
+ fprintf(stderr, "error: you "
+ "must specify a wiX interface.\n");
+ usage();
+ exit(EX_USAGE);
+ }
+ }
+ break;
+ case 'd':
+ if (strcmp(arg + 1, "display")) {
+ usage();
+ exit(EX_USAGE);
+ }
+ break;
+ case 'g':
+ if (strcmp(arg + 1, "geometry")) {
+ usage();
+ exit(EX_USAGE);
+ }
+ break;
+ case 'v':
+ printversion();
+ exit(EX_OK);
+ break;
+ case 'r':
+ if (argc > (i + 1)) {
+ update_rate = (atoi(argv[i+1]) * 1000);
+ i++;
+ }
+ break;
+ default:
+ usage();
+ exit(EX_USAGE);
+ break;
+ }
+ }
}
- break;
- default:
- usage();
- exit(0);
- break;
- }
- }
- }
-
- wmwave_routine(argc, argv);
-
- return 0;
+
+ wmwave_routine(argc, argv);
+
+ exit(EX_OK);
}
/*
* Main loop
*/
-void wmwave_routine(int argc, char **argv) {
- XEvent Event;
- struct timeval tv={0,0};
- struct timeval last={0,0};
-
- createXBMfromXPM(wmwave_mask_bits, wmwave_master_xpm, wmwave_mask_width, wmwave_mask_height);
-
- openXwindow(argc, argv, wmwave_master_xpm, wmwave_mask_bits, wmwave_mask_width, wmwave_mask_height);
-
- RedrawWindow();
-
-
- while (1) {
-
- curtime = time(0);
-
- if (1) {
- memcpy(&last, &tv, sizeof(tv));
-
- /*
- * Update display
- */
- DisplayWireless();
-
- RedrawWindow();
- }
-
- /*
- * X Events
- */
- while (XPending(display)) {
- XNextEvent(display, &Event);
- switch (Event.type) {
- case Expose:
+void
+wmwave_routine(int argc, char **argv)
+{
+ XEvent Event;
+ struct timeval tv = {0, 0};
+ struct timeval last = {0, 0};
+
+ createXBMfromXPM(wmwave_mask_bits, wmwave_master_xpm, wmwave_mask_width, wmwave_mask_height);
+
+ openXwindow(argc, argv, wmwave_master_xpm, wmwave_mask_bits, wmwave_mask_width, wmwave_mask_height);
+
RedrawWindow();
- break;
- case DestroyNotify:
- XCloseDisplay(display);
- exit(0);
- case ButtonPress:
- switch (screen) {
- case 0: screen=1; break;
- case 1: screen=0; break;
- };
- break;
- }
- }
-
- usleep(update_rate);
- }
+
+ for (;;) {
+ curtime = time(0);
+ memcpy(&last, &tv, sizeof(tv));
+
+ /*
+ * Update display
+ */
+ DisplayWireless();
+ RedrawWindow();
+
+ /*
+ * X Events
+ */
+ while (XPending(display)) {
+ XNextEvent(display, &Event);
+ switch (Event.type) {
+ case Expose:
+ RedrawWindow();
+ break;
+ case DestroyNotify:
+ XCloseDisplay(display);
+ exit(EX_OK);
+ case ButtonPress:
+ switch (screen) {
+ case 0:
+ screen = 1;
+ break;
+ case 1:
+ screen = 0;
+ break;
+ };
+ break;
+ }
+ }
+ usleep(update_rate);
+ }
}
/*
* Blits a string at given co-ordinates
*/
-void BlitString(char *name, int x, int y) {
- int i;
- int c;
- int k;
-
- k = x;
- for (i=0; name[i]; i++)
- {
-
- c = toupper(name[i]);
- if (c >= 'A' && c <= 'Z')
- { // its a letter
- c -= 'A';
- copyXPMArea(c * 6, 74, 6, 8, k, y);
- k += 6;
- } else
- if (c>='0' && c<='9') { // its a number or symbol
- c -= '0';
- copyXPMArea(c * 6, 64, 6, 8, k, y);
- k += 6;
- } else {
- copyXPMArea(5, 84, 6, 8, k, y);
- k += 6;
-
- }
- }
-}
-
-void BlitNum(int num, int x, int y) {
- char buf[1024];
- int newx=x;
-
- sprintf(buf, "%03i", num);
-
- BlitString(buf, newx, y);
+void
+BlitString(char *name, int x, int y)
+{
+ int i;
+ int c;
+ int k;
+
+ k = x;
+ for (i = 0; name[i]; i++) {
+
+ c = toupper(name[i]);
+ if (c >= 'A' && c <= 'Z') { /* its a letter */
+ c -= 'A';
+ copyXPMArea(c * 6, 74, 6, 8, k, y);
+ k += 6;
+ } else if (c >= '0' && c <= '9') {
+ /* its a number or symbol */
+ c -= '0';
+ copyXPMArea(c * 6, 64, 6, 8, k, y);
+ k += 6;
+ } else {
+ copyXPMArea(5, 84, 6, 8, k, y);
+ k += 6;
+
+ }
+ }
+}
+
+void
+BlitNum(int num, int x, int y)
+{
+ char buf[1024];
+ int newx = x;
+
+ sprintf(buf, "%03i", num);
+ BlitString(buf, newx, y);
}
/*
* Usage
*/
-void usage(void) {
- fprintf(stderr, "\nWmwave - Carsten Schuermann <carsten@schuermann.org> http://www.schuermann.org/~dockapps\n\n");
- fprintf(stderr, "usage:\n");
- fprintf(stderr, " -display <display name>\n");
- fprintf(stderr, " -r update rate in milliseconds (default:100)\n");
- fprintf(stderr, "\n");
+void
+usage(void)
+{
+ fprintf(stderr, "\rwmwave 0.4 - by Bruce M Simpson <bms@spc.org> et al. \n");
+ fprintf(stderr, "usage:\n");
+ fprintf(stderr, " -display <display name>\n");
+ fprintf(stderr, " -i interface to use (default to wi0)\n");
+ fprintf(stderr, " -r update rate in milliseconds (default:100)\n");
+ fprintf(stderr, "\n");
}
/*
* printversion
*/
-void printversion(void) {
- fprintf(stderr, "wmwave v%s\n", WMWAVE_VERSION);
+void
+printversion(void)
+{
+ fprintf(stderr, "wmwave v%s\n", WMWAVE_VERSION);
}
