From a537d1503aa06176d092f8d0e15355711e8fcc0d Mon Sep 17 00:00:00 2001 From: Tommie Gannert Date: Mon, 1 Aug 2016 01:36:23 +0100 Subject: Introduce a struct battery_info to carry information from data retrieval to the output formatter. --- src/print_battery_info.c | 109 +++++++++++++++++++++++++---------------------- 1 file changed, 59 insertions(+), 50 deletions(-) diff --git a/src/print_battery_info.c b/src/print_battery_info.c index fc75f52..6dc58bd 100644 --- a/src/print_battery_info.c +++ b/src/print_battery_info.c @@ -28,6 +28,13 @@ #include #endif +struct battery_info { + int present_rate; + int seconds_remaining; + float percentage_remaining; + charging_status_t status; +}; + /* * Estimate the number of seconds remaining in state 'status'. * @@ -55,11 +62,13 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char bool watt_as_unit = false; int full_design = -1, remaining = -1, - present_rate = -1, - voltage = -1, - seconds_remaining = -1; - float percentage_remaining = -1; - charging_status_t status = CS_DISCHARGING; + voltage = -1; + struct battery_info batt_info = { + .present_rate = -1, + .seconds_remaining = -1, + .percentage_remaining = -1, + .status = CS_DISCHARGING, + }; static char batpath[512]; sprintf(batpath, path, number); @@ -87,7 +96,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char watt_as_unit = false; remaining = atoi(walk + 1); } else if (BEGINS_WITH(last, "POWER_SUPPLY_CURRENT_NOW")) - present_rate = abs(atoi(walk + 1)); + batt_info.present_rate = abs(atoi(walk + 1)); else if (BEGINS_WITH(last, "POWER_SUPPLY_VOLTAGE_NOW")) voltage = abs(atoi(walk + 1)); /* on some systems POWER_SUPPLY_POWER_NOW does not exist, but actually @@ -95,15 +104,15 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char * unit instead of μAh. We will calculate it as we need it * later. */ else if (BEGINS_WITH(last, "POWER_SUPPLY_POWER_NOW")) - present_rate = abs(atoi(walk + 1)); + batt_info.present_rate = abs(atoi(walk + 1)); else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=Charging")) - status = CS_CHARGING; + batt_info.status = CS_CHARGING; else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=Full")) - status = CS_FULL; + batt_info.status = CS_FULL; else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=Discharging")) - status = CS_DISCHARGING; + batt_info.status = CS_DISCHARGING; else if (BEGINS_WITH(last, "POWER_SUPPLY_STATUS=")) - status = CS_UNKNOWN; + batt_info.status = CS_UNKNOWN; else { /* The only thing left is the full capacity */ if (last_full_capacity) { @@ -125,7 +134,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char * given in mWh, the charge in mAh. So calculate every value given in * ampere to watt */ if (!watt_as_unit) { - present_rate = (((float)voltage / 1000.0) * ((float)present_rate / 1000.0)); + batt_info.present_rate = (((float)voltage / 1000.0) * ((float)batt_info.present_rate / 1000.0)); if (voltage != -1) { remaining = (((float)voltage / 1000.0) * ((float)remaining / 1000.0)); @@ -138,18 +147,18 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char return; } - percentage_remaining = (((float)remaining / (float)full_design) * 100); + batt_info.percentage_remaining = (((float)remaining / (float)full_design) * 100); /* Some batteries report POWER_SUPPLY_CHARGE_NOW= when fully * charged, even though that’s plainly wrong. For people who chose to see * the percentage calculated based on the last full capacity, we clamp the * value to 100%, as that makes more sense. * See http://bugs.debian.org/785398 */ - if (last_full_capacity && percentage_remaining > 100) { - percentage_remaining = 100; + if (last_full_capacity && batt_info.percentage_remaining > 100) { + batt_info.percentage_remaining = 100; } - if (present_rate > 0 && status != CS_FULL) { - seconds_remaining = seconds_remaining_from_rate(status, full_design, remaining, present_rate); + if (batt_info.present_rate > 0 && batt_info.status != CS_FULL) { + batt_info.seconds_remaining = seconds_remaining_from_rate(batt_info.status, full_design, remaining, batt_info.present_rate); } #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__) int state; @@ -162,26 +171,26 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char } integer_battery_capacity = true; - percentage_remaining = sysctl_rslt; + batt_info.percentage_remaining = sysctl_rslt; if (sysctlbyname(BATT_TIME, &sysctl_rslt, &sysctl_size, NULL, 0) != 0) { OUTPUT_FULL_TEXT(format_down); return; } hide_seconds = true; - seconds_remaining = sysctl_rslt * 60; + batt_info.seconds_remaining = sysctl_rslt * 60; if (sysctlbyname(BATT_STATE, &sysctl_rslt, &sysctl_size, NULL, 0) != 0) { OUTPUT_FULL_TEXT(format_down); return; } state = sysctl_rslt; - if (state == 0 && percentage_remaining == 100) - status = CS_FULL; - else if ((state & ACPI_BATT_STAT_CHARGING) && percentage_remaining < 100) - status = CS_CHARGING; + if (state == 0 && batt_info.percentage_remaining == 100) + batt_info.status = CS_FULL; + else if ((state & ACPI_BATT_STAT_CHARGING) && batt_info.percentage_remaining < 100) + batt_info.status = CS_CHARGING; else - status = CS_DISCHARGING; + batt_info.status = CS_DISCHARGING; full_design = sysctl_rslt; #elif defined(__OpenBSD__) @@ -212,23 +221,23 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char switch (apm_info.ac_state) { case APM_AC_OFF: - status = CS_DISCHARGING; + batt_info.status = CS_DISCHARGING; break; case APM_AC_ON: - status = CS_CHARGING; + batt_info.status = CS_CHARGING; break; default: /* If we don't know what's going on, just assume we're discharging. */ - status = CS_DISCHARGING; + batt_info.status = CS_DISCHARGING; break; } integer_battery_capacity = true; - percentage_remaining = apm_info.battery_life; + batt_info.percentage_remaining = apm_info.battery_life; /* Can't give a meaningful value for remaining minutes if we're charging. */ - if (status != CS_CHARGING) { - seconds_remaining = apm_info.minutes_left * 60; + if (batt_info.status != CS_CHARGING) { + batt_info.seconds_remaining = apm_info.minutes_left * 60; } #elif defined(__NetBSD__) /* @@ -310,9 +319,9 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char obj3 = prop_dictionary_get(obj2, "cur-value"); if (prop_number_integer_value(obj3)) - status = CS_CHARGING; + batt_info.status = CS_CHARGING; else - status = CS_DISCHARGING; + batt_info.status = CS_DISCHARGING; continue; } @@ -348,7 +357,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char prop_string_cstring_nocopy(obj3), 14) == 0) { obj3 = prop_dictionary_get(obj2, "cur-value"); - present_rate = prop_number_integer_value(obj3); + batt_info.present_rate = prop_number_integer_value(obj3); continue; } @@ -388,31 +397,31 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char full_design = last_full_cap; if (!watt_as_unit) { - present_rate = (((float)voltage / 1000.0) * ((float)present_rate / 1000.0)); + batt_info.present_rate = (((float)voltage / 1000.0) * ((float)batt_info.present_rate / 1000.0)); remaining = (((float)voltage / 1000.0) * ((float)remaining / 1000.0)); full_design = (((float)voltage / 1000.0) * ((float)full_design / 1000.0)); } - percentage_remaining = + batt_info.percentage_remaining = (((float)remaining / (float)full_design) * 100); if (is_full) - status = CS_FULL; + batt_info.status = CS_FULL; /* * The envsys(4) ACPI routines do not appear to provide a 'time * remaining' figure, so we must deduce it. */ - seconds_remaining = seconds_remaining_from_rate(status, full_design, remaining, present_rate); + batt_info.seconds_remaining = seconds_remaining_from_rate(batt_info.status, full_design, remaining, batt_info.present_rate); #endif bool colorful_output = false; - if (status == CS_DISCHARGING && low_threshold > 0) { - if (percentage_remaining >= 0 && strcasecmp(threshold_type, "percentage") == 0 && percentage_remaining < low_threshold) { + if (batt_info.status == CS_DISCHARGING && low_threshold > 0) { + if (batt_info.percentage_remaining >= 0 && strcasecmp(threshold_type, "percentage") == 0 && batt_info.percentage_remaining < low_threshold) { START_COLOR("color_bad"); colorful_output = true; - } else if (seconds_remaining >= 0 && strcasecmp(threshold_type, "time") == 0 && seconds_remaining < 60 * low_threshold) { + } else if (batt_info.seconds_remaining >= 0 && strcasecmp(threshold_type, "time") == 0 && batt_info.seconds_remaining < 60 * low_threshold) { START_COLOR("color_bad"); colorful_output = true; } @@ -438,7 +447,7 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char if (BEGINS_WITH(walk + 1, "status")) { const char *statusstr; - switch (status) { + switch (batt_info.status) { case CS_CHARGING: statusstr = status_chr; break; @@ -456,17 +465,17 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char walk += strlen("status"); } else if (BEGINS_WITH(walk + 1, "percentage")) { if (integer_battery_capacity) { - outwalk += sprintf(outwalk, "%.00f%s", percentage_remaining, pct_mark); + outwalk += sprintf(outwalk, "%.00f%s", batt_info.percentage_remaining, pct_mark); } else { - outwalk += sprintf(outwalk, "%.02f%s", percentage_remaining, pct_mark); + outwalk += sprintf(outwalk, "%.02f%s", batt_info.percentage_remaining, pct_mark); } walk += strlen("percentage"); } else if (BEGINS_WITH(walk + 1, "remaining")) { - if (seconds_remaining >= 0) { + if (batt_info.seconds_remaining >= 0) { int seconds, hours, minutes; - hours = seconds_remaining / 3600; - seconds = seconds_remaining - (hours * 3600); + hours = batt_info.seconds_remaining / 3600; + seconds = batt_info.seconds_remaining - (hours * 3600); minutes = seconds / 60; seconds -= (minutes * 60); @@ -480,8 +489,8 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char walk += strlen("remaining"); EAT_SPACE_FROM_OUTPUT_IF_NO_OUTPUT(); } else if (BEGINS_WITH(walk + 1, "emptytime")) { - if (seconds_remaining >= 0) { - time_t empty_time = time(NULL) + seconds_remaining; + if (batt_info.seconds_remaining >= 0) { + time_t empty_time = time(NULL) + batt_info.seconds_remaining; struct tm *empty_tm = localtime(&empty_time); if (hide_seconds) @@ -494,8 +503,8 @@ void print_battery_info(yajl_gen json_gen, char *buffer, int number, const char walk += strlen("emptytime"); EAT_SPACE_FROM_OUTPUT_IF_NO_OUTPUT(); } else if (BEGINS_WITH(walk + 1, "consumption")) { - if (present_rate >= 0) - outwalk += sprintf(outwalk, "%1.2fW", present_rate / 1e6); + if (batt_info.present_rate >= 0) + outwalk += sprintf(outwalk, "%1.2fW", batt_info.present_rate / 1e6); walk += strlen("consumption"); EAT_SPACE_FROM_OUTPUT_IF_NO_OUTPUT(); 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