168 lines
3.5 KiB
C
168 lines
3.5 KiB
C
/*
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* LP (Laptop Package)
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*
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* Copyright (C) 1994 by HOSOKAWA Tatasumi <hosokawa@mt.cs.keio.ac.jp>
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*
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* This software may be used, modified, copied, distributed, and sold,
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* in both source and binary form provided that the above copyright and
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* these terms are retained. Under no circumstances is the author
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* responsible for the proper functioning of this software, nor does
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* the author assume any responsibility for damages incurred with its
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* use.
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*
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* Sep., 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD)
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*/
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#include <stdio.h>
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#include <string.h>
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#include <sys/file.h>
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#include <sys/ioctl.h>
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#include <machine/apm_bios.h>
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#define APMDEV "/dev/apm"
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int main_argc;
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char **main_argv;
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void apm_suspend(int fd)
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{
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if (ioctl(fd, APMIO_SUSPEND, NULL) == -1) {
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fprintf(stderr, "%s: ioctl APMIO_SUSPEND failed.\n", main_argv[0]);
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exit(1);
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}
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}
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void apm_getinfo(int fd, apm_info_t aip)
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{
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if (ioctl(fd, APMIO_GETINFO, aip) == -1) {
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fprintf(stderr, "%s: ioctl APMIO_GETINFO failed.\n", main_argv[0]);
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exit(1);
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}
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}
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void print_all_info(apm_info_t aip)
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{
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printf("APM version: %d.%d\n", aip->ai_major, aip->ai_minor);
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printf("APM Managment: %s\n", (aip->ai_status ? "Enabled": "Disabled"));
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printf("AC Line status: ");
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if (aip->ai_acline == 255) {
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printf("unknown");
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}
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else if (aip->ai_acline > 1) {
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printf("invalid value (0x%x)", aip->ai_acline);
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}
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else {
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static char messages[][10] = {"off-line", "on-line"};
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printf("%s", messages[aip->ai_acline]);
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}
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printf("\n");
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printf("Battery status: ");
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if (aip->ai_batt_stat == 255) {
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printf("unknown");
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}
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else if (aip->ai_batt_stat > 3) {
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printf("invalid value (0x%x)", aip->ai_batt_stat);
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}
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else {
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static char messages[][10] = {"high", "low", "critical", "charging"};
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printf("%s", messages[aip->ai_batt_stat]);
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}
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printf("\n");
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printf("Remaining battery life: ");
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if (aip->ai_batt_life == 255) {
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printf("unknown");
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}
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else if (aip->ai_batt_life <= 100) {
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printf("%d%%", aip->ai_batt_life);
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}
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else {
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printf("invalid value (0x%x)", aip->ai_batt_life);
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}
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printf("\n");
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}
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int main(int argc, char *argv[])
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{
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int i, j, fd;
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int sleep = 0, all_info = 1, apm_status = 0, batt_status = 0, batt_life = 0, ac_status = 0;
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char *cmdname;
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main_argc = argc;
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main_argv = argv;
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if ((cmdname = strrchr(argv[0], '/')) != NULL) {
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cmdname++;
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}
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else {
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cmdname = argv[0];
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}
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if (strcmp(cmdname, "zzz") == 0) {
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sleep = 1;
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all_info = 0;
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goto finish_option;
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}
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for (i = argc - 1; i >= 1; i--) {
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if (argv[i][0] != '-') {
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fprintf(stderr, "%s: Unknown option '%s'.\n", argv[0], argv[i]);
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exit(1);
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}
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for (j = 1; argv[i][j]; j++) {
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switch (argv[i][j]) {
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case 'z':
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sleep = 1;
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all_info = 0;
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break;
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case 'b':
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batt_status = 1;
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all_info = 0;
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break;
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case 'a':
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ac_status = 1;
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all_info = 0;
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break;
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case 'l':
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batt_life = 1;
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all_info = 0;
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case 's':
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apm_status = 1;
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all_info = 0;
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break;
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default:
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fprintf(stderr, "%s Unknown option '%s'.\n", argv[0], argv[i]);
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exit(1);
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}
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}
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}
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finish_option:
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fd = open(APMDEV, O_RDWR);
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if (fd == -1) {
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fprintf(stderr, "%s: Can't open %s.\n", argv[0], APMDEV);
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return 1;
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}
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if (sleep) {
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apm_suspend(fd);
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} else {
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struct apm_info info;
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apm_getinfo(fd, &info);
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if (all_info) {
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print_all_info(&info);
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}
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if (batt_status) {
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printf("%d\n", info.ai_batt_stat);
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}
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if (batt_life) {
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printf("%d\n", info.ai_batt_life);
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}
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if (ac_status) {
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printf("%d\n", info.ai_acline);
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}
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if (apm_status) {
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printf("%d\n", info.ai_status);
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}
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}
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close(fd);
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return 0;
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}
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