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/*
* This file is part of the flashrom project.
*
* Copyright (C) 2009 Sean Nelson <audiohacked@gmail.com>
* Copyright (C) 2011 Carl-Daniel Hailfinger
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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.
*/
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <errno.h>
#include "flash.h"
enum flashrom_log_level verbose_screen = FLASHROM_MSG_INFO;
enum flashrom_log_level verbose_logfile = FLASHROM_MSG_DEBUG2;
static FILE *logfile = NULL;
int close_logfile(void)
{
if (!logfile)
return 0;
/* No need to call fflush() explicitly, fclose() already does that. */
if (fclose(logfile)) {
/* fclose returned an error. Stop writing to be safe. */
logfile = NULL;
msg_gerr("Closing the log file returned error %s\n", strerror(errno));
return 1;
}
logfile = NULL;
return 0;
}
int open_logfile(const char * const filename)
{
if (!filename) {
msg_gerr("No logfile name specified.\n");
return 1;
}
if ((logfile = fopen(filename, "w")) == NULL) {
msg_gerr("Error: opening log file \"%s\" failed: %s\n", filename, strerror(errno));
return 1;
}
return 0;
}
void start_logging(void)
{
enum flashrom_log_level oldverbose_screen = verbose_screen;
/* Shut up the console. */
verbose_screen = FLASHROM_MSG_ERROR;
print_version();
verbose_screen = oldverbose_screen;
}
static const char *flashrom_progress_stage_to_string(enum flashrom_progress_stage stage)
{
if (stage == FLASHROM_PROGRESS_READ)
return "READ";
if (stage == FLASHROM_PROGRESS_WRITE)
return "WRITE";
if (stage == FLASHROM_PROGRESS_ERASE)
return "ERASE";
return "UNKNOWN";
}
void flashrom_progress_cb(struct flashrom_flashctx *flashctx)
{
struct flashrom_progress *progress_state = flashctx->progress_state;
unsigned int pc = 0;
unsigned int *percentages = progress_state->user_data;
if (progress_state->current > 0 && progress_state->total > 0)
pc = ((unsigned long long) progress_state->current * 10000llu) /
((unsigned long long) progress_state->total * 100llu);
if (percentages[progress_state->stage] != pc) {
percentages[progress_state->stage] = pc;
msg_ginfo("[%s] %u%% complete... ", flashrom_progress_stage_to_string(progress_state->stage), pc);
}
}
/* Please note that level is the verbosity, not the importance of the message. */
int flashrom_print_cb(enum flashrom_log_level level, const char *fmt, va_list ap)
{
int ret = 0;
FILE *output_type = stdout;
va_list logfile_args;
va_copy(logfile_args, ap);
if (level < FLASHROM_MSG_INFO)
output_type = stderr;
if (level <= verbose_screen) {
ret = vfprintf(output_type, fmt, ap);
/* msg_*spew often happens inside chip accessors in possibly
* time-critical operations. Don't slow them down by flushing. */
if (level != FLASHROM_MSG_SPEW)
fflush(output_type);
}
if ((level <= verbose_logfile) && logfile) {
ret = vfprintf(logfile, fmt, logfile_args);
if (level != FLASHROM_MSG_SPEW)
fflush(logfile);
}
va_end(logfile_args);
return ret;
}
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