+++ /dev/null
-/*
- * powersensordaemon
- *
- * Copyright (C) 2009 Christian Pointner <equinox@spreadspace.org>
- *
- * This file is part of powersensordaemon.
- *
- * powersensordaemon is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * any later version.
- *
- * powersensordaemon is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with powersensordaemon. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "datatypes.h"
-
-#include "options.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <errno.h>
-
-#include "log.h"
-
-#define PARSE_BOOL_PARAM(SHORT, LONG, VALUE) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- VALUE = 1;
-
-#define PARSE_INVERSE_BOOL_PARAM(SHORT, LONG, VALUE) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- VALUE = 0;
-
-#define PARSE_INT_PARAM(SHORT, LONG, VALUE) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- { \
- if(argc < 1) \
- return i; \
- VALUE = atoi(argv[i+1]); \
- argc--; \
- i++; \
- }
-
-#define PARSE_STRING_PARAM(SHORT, LONG, VALUE) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- { \
- if(argc < 1 || argv[i+1][0] == '-') \
- return i; \
- if(VALUE) free(VALUE); \
- VALUE = strdup(argv[i+1]); \
- if(!VALUE) \
- return -2; \
- argc--; \
- i++; \
- }
-
-#define PARSE_STRING_PARAM_SEC(SHORT, LONG, VALUE) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- { \
- if(argc < 1 || argv[i+1][0] == '-') \
- return i; \
- if(VALUE) free(VALUE); \
- VALUE = strdup(argv[i+1]); \
- if(!VALUE) \
- return -2; \
- size_t j; \
- for(j=0; j < strlen(argv[i+1]); ++j) \
- argv[i+1][j] = '#'; \
- argc--; \
- i++; \
- }
-
-#define PARSE_HEXSTRING_PARAM_SEC(SHORT, LONG, VALUE) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- { \
- if(argc < 1 || argv[i+1][0] == '-') \
- return i; \
- int ret; \
- ret = options_parse_hex_string(argv[i+1], &VALUE); \
- if(ret > 0) \
- return i+1; \
- else if(ret < 0) \
- return ret; \
- size_t j; \
- for(j=0; j < strlen(argv[i+1]); ++j) \
- argv[i+1][j] = '#'; \
- argc--; \
- i++; \
- }
-
-#define PARSE_STRING_LIST(SHORT, LONG, LIST) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- { \
- if(argc < 1 || argv[i+1][0] == '-') \
- return i; \
- int ret = string_list_add(&LIST, argv[i+1]); \
- if(ret == -2) \
- return ret; \
- else if(ret) \
- return i+1; \
- argc--; \
- i++; \
- }
-
-#define PARSE_KEY_VALUE(SHORT, LONG, SEP, KV) \
- else if(!strcmp(str,SHORT) || !strcmp(str,LONG)) \
- { \
- if(argc < 1 || argv[i+1][0] == '-') \
- return i; \
- char* value = strchr(argv[i+1], SEP); \
- if(!value || value[1] == 0) \
- return i+1; \
- value[0] = 0; \
- value++; \
- if(key_value_storage_add(&KV, argv[i+1], value)) \
- return -2; \
- argc--; \
- i++; \
- }
-
-int options_parse_hex_string(const char* hex, buffer_t* buffer)
-{
- if(!hex || !buffer)
- return -1;
-
- u_int32_t hex_len = strlen(hex);
- if(hex_len%2)
- return 1;
-
- if(buffer->buf_)
- free(buffer->buf_);
-
- buffer->length_ = hex_len/2;
- buffer->buf_ = malloc(buffer->length_);
- if(!buffer->buf_) {
- buffer->length_ = 0;
- return -2;
- }
-
- const char* ptr = hex;
- int i;
- for(i=0;i<buffer->length_;++i) {
- u_int32_t tmp;
- sscanf(ptr, "%2X", &tmp);
- buffer->buf_[i] = (u_int8_t)tmp;
- ptr += 2;
- }
-
- return 0;
-}
-
-
-
-int options_parse(options_t* opt, int argc, char* argv[])
-{
- if(!opt)
- return -1;
-
- options_default(opt);
-
- if(opt->progname_)
- free(opt->progname_);
- opt->progname_ = strdup(argv[0]);
- if(!opt->progname_)
- return -2;
-
- argc--;
-
- int i;
- for(i=1; argc > 0; ++i)
- {
- char* str = argv[i];
- argc--;
-
- if(!strcmp(str,"-h") || !strcmp(str,"--help"))
- return -1;
- PARSE_INVERSE_BOOL_PARAM("-D","--nodaemonize", opt->daemonize_)
- PARSE_STRING_PARAM("-u","--username", opt->username_)
- PARSE_STRING_PARAM("-g","--groupname", opt->groupname_)
- PARSE_STRING_PARAM("-C","--chroot", opt->chroot_dir_)
- PARSE_STRING_PARAM("-P","--write-pid", opt->pid_file_)
- PARSE_STRING_LIST("-L","--log", opt->log_targets_)
- PARSE_STRING_PARAM("-d","--device", opt->tty_dev_)
- PARSE_STRING_PARAM("-s","--socket", opt->command_sock_)
- PARSE_STRING_PARAM("-p","--powerid-file", opt->powerid_file_)
- PARSE_STRING_PARAM("-a","--sampledev-file", opt->sampledev_file_)
- PARSE_KEY_VALUE("-A","--autosampledev", ',', opt->autosampledevs_)
- else
- return i;
- }
-
- return 0;
-}
-
-
-int options_parse_key_value_file(const char* filename, key_value_storage_t* storage)
-{
- FILE* file = fopen(filename, "r");
- if(file) {
- char buf[100];
- while(fgets(buf, 100, file) != NULL) {
- char* tmp, *key, *value;
- for(tmp = buf;*tmp == ' '; ++tmp);
- if(*(key = tmp) == 0) continue;
- for(;*tmp != ' ' && *tmp != 0;++tmp);
- if(*tmp == 0) continue;
- *tmp=0;
- ++tmp;
- for(;*tmp == ' ';++tmp);
- if(*(value = tmp) == 0) continue;
- for(;*tmp != ' ' && *tmp != 0 && *tmp != '\n';++tmp);
- *tmp = 0;
-
- if(key_value_storage_add(storage, key, value))
- return -2;
- }
- fclose(file);
- }
- else {
- log_printf(ERROR,"unable to open conf file (%s): %s", filename, strerror(errno));
- return -1;
- }
-}
-
-int options_parse_post(options_t* opt)
-{
- if(!opt)
- return -1;
-
- if(opt->powerid_file_) {
- int ret = options_parse_key_value_file(opt->powerid_file_, &opt->powerids_);
- if(ret)
- return ret;
- }
-
- if(opt->sampledev_file_) {
- int ret = options_parse_key_value_file(opt->sampledev_file_, &opt->sampledevs_);
- if(ret)
- return ret;
- }
-
- string_list_element_t* k = opt->autosampledevs_.keys_.first_;
- string_list_element_t* v = opt->autosampledevs_.values_.first_;
- while(k && v) {
- if(!key_value_storage_find(&opt->sampledevs_, k->string_)) {
- log_printf(ERROR, "sample dev '%s' not in file '%s'", k->string_, opt->sampledev_file_);
- return -1;
- }
- if(atoi(v->string_) <= 0) {
- log_printf(ERROR, "invalid rate '%s' for sample dev '%s'", v->string_, k->string_);
- return -1;
- }
- k = k->next_;
- v = v->next_;
- }
-
- return 0;
-}
-
-void options_default(options_t* opt)
-{
- if(!opt)
- return;
-
- opt->progname_ = strdup("powersensordaemon");
- opt->daemonize_ = 1;
- opt->username_ = NULL;
- opt->groupname_ = NULL;
- opt->chroot_dir_ = NULL;
- opt->pid_file_ = NULL;
- string_list_init(&opt->log_targets_);
-
- opt->tty_dev_ = strdup("/dev/ttyUSB0");
- opt->command_sock_ = strdup("/var/run/powersensordaemon/cmd.sock");
- opt->powerid_file_ = NULL;
- key_value_storage_init(&opt->powerids_);
- opt->sampledev_file_ = NULL;
- key_value_storage_init(&opt->sampledevs_);
- key_value_storage_init(&opt->autosampledevs_);
-}
-
-void options_clear(options_t* opt)
-{
- if(!opt)
- return;
-
- if(opt->progname_)
- free(opt->progname_);
- if(opt->username_)
- free(opt->username_);
- if(opt->groupname_)
- free(opt->groupname_);
- if(opt->chroot_dir_)
- free(opt->chroot_dir_);
- if(opt->pid_file_)
- free(opt->pid_file_);
- string_list_clear(&opt->log_targets_);
-
- if(opt->tty_dev_)
- free(opt->tty_dev_);
- if(opt->command_sock_)
- free(opt->command_sock_);
- if(opt->powerid_file_)
- free(opt->powerid_file_);
- key_value_storage_clear(&opt->powerids_);
- if(opt->sampledev_file_)
- free(opt->sampledev_file_);
- key_value_storage_clear(&opt->sampledevs_);
- key_value_storage_clear(&opt->autosampledevs_);
-}
-
-void options_print_usage()
-{
- printf("USAGE:\n");
- printf("powersensordaemon [-h|--help] prints this...\n");
- printf(" [-D|--nodaemonize] don't run in background\n");
- printf(" [-u|--username] <username> change to this user\n");
- printf(" [-g|--groupname] <groupname> change to this group\n");
- printf(" [-C|--chroot] <path> chroot to this directory\n");
- printf(" [-P|--write-pid] <path> write pid to this file\n");
- printf(" [-L|--log] <target>:<level>[,<param1>[,<param2>..]]\n");
- printf(" add a log target, can be invoked several times\n");
-
- printf(" [-d|--device] <tty device> the device file e.g. /dev/ttyUSB0\n");
- printf(" [-s|--command-sock] <unix sock> the command socket e.g. /var/run/powersensordaemon/cmd.sock\n");
- printf(" [-p|--powerid-file] <path> file that contains the power ids\n");
- printf(" [-a|--sampledev-file] <path> file that contains all sample devices\n");
- printf(" [-A|--autosampledev] <device>,<delay between samples in seconds>\n");
- printf(" automatic sample this devices, can be invoked several times\n");
-}
-
-void options_print(options_t* opt)
-{
- if(!opt)
- return;
-
- printf("progname: '%s'\n", opt->progname_);
- printf("daemonize: %d\n", opt->daemonize_);
- printf("username: '%s'\n", opt->username_);
- printf("groupname: '%s'\n", opt->groupname_);
- printf("chroot_dir: '%s'\n", opt->chroot_dir_);
- printf("pid_file: '%s'\n", opt->pid_file_);
- printf("log_targets: \n");
- string_list_print(&opt->log_targets_, " '", "'\n");
-
- printf("tty_dev: '%s'\n", opt->tty_dev_);
- printf("command_sock: '%s'\n", opt->command_sock_);
- printf("powerid_file: '%s'\n", opt->powerid_file_);
- printf("powerids: \n");
- key_value_storage_print(&opt->powerids_, " '", "' -> '", "'\n");
- printf("sampledev_file: '%s'\n", opt->sampledev_file_);
- printf("sampledevs: \n");
- key_value_storage_print(&opt->sampledevs_, " '", "' -> '", "'\n");
- printf("autosampledevs: \n");
- key_value_storage_print(&opt->autosampledevs_, " '", "' -> '", "'\n");
-}
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