/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2005 by Daniel Stenberg * * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ /* * logf() logs entries in a circular buffer. Each logged string is null-terminated. * * When the length of log exceeds MAX_LOGF_SIZE bytes, the buffer wraps. * */ #include #include #include #include "config.h" #include "system.h" #include "font.h" #ifdef HAVE_REMOTE_LCD #include "lcd-remote.h" #endif #include "logf.h" #include "serial.h" #include "format.h" #ifdef HAVE_USBSTACK #include "usb_core.h" #include "usbstack/usb_serial.h" #endif #ifdef ROCKBOX_HAS_LOGDISKF #include "logdiskf.h" #include "file.h" #include "rbpaths.h" #include "ata_idle_notify.h" unsigned char logdiskfbuffer[MAX_LOGDISKF_SIZE]; int logdiskfindex; #endif /* Only provide all this if asked to */ #ifdef ROCKBOX_HAS_LOGF #ifndef __PCTOOL__ unsigned char logfbuffer[MAX_LOGF_SIZE]; int logfindex; bool logfwrap; #endif #ifdef HAVE_REMOTE_LCD static void displayremote(void) { /* TODO: we should have a debug option that enables/disables this! */ int w, h, i; int fontnr; int cur_x, cur_y, delta_y, delta_x; struct font* font; int nb_lines; char buf[2]; /* Memorize the pointer to the beginning of the last ... lines I assume delta_y >= 6 to avoid wasting memory and allocating memory dynamically I hope there is no font with height < 6 ! */ const int NB_ENTRIES=LCD_REMOTE_HEIGHT / 6; int line_start_ptr[NB_ENTRIES]; fontnr = lcd_getfont(); font = font_get(fontnr); /* get the horizontal size of each line */ font_getstringsize("A", NULL, &delta_y, fontnr); /* font too small ? */ if(delta_y < 6) return; /* nothing to print ? */ if(logfindex == 0 && !logfwrap) return; w = LCD_REMOTE_WIDTH; h = LCD_REMOTE_HEIGHT; nb_lines = 0; if(logfwrap) i = logfindex; else i = 0; cur_x = 0; line_start_ptr[0] = i; do { if(logfbuffer[i] == '\0') { line_start_ptr[++nb_lines % NB_ENTRIES] = i+1; cur_x = 0; } else { /* does character fit on this line ? */ delta_x = font_get_width(font, logfbuffer[i]); if(cur_x + delta_x > w) { cur_x = 0; line_start_ptr[++nb_lines % NB_ENTRIES] = i; } /* update pointer */ cur_x += delta_x; } i++; if(i >= MAX_LOGF_SIZE) i = 0; } while(i != logfindex); lcd_remote_clear_display(); i = line_start_ptr[ MAX(nb_lines - h / delta_y, 0) % NB_ENTRIES]; cur_x = 0; cur_y = 0; buf[1] = '\0'; do { if(logfbuffer[i] == '\0') { cur_y += delta_y; cur_x = 0; } else { /* does character fit on this line ? */ delta_x = font_get_width(font, logfbuffer[i]); if(cur_x + delta_x > w) { cur_y += delta_y; cur_x = 0; } buf[0] = logfbuffer[i]; lcd_remote_putsxy(cur_x, cur_y, buf); cur_x += delta_x; } i++; if(i >= MAX_LOGF_SIZE) i = 0; } while(i != logfindex); lcd_remote_update(); } #else #define displayremote() #endif #ifdef __PCTOOL__ void _logf(const char *format, ...) { char buf[1024]; va_list ap; va_start(ap, format); vsnprintf(buf, sizeof buf, format, ap); printf("DEBUG: %s\n", buf); } #else static void check_logfindex(void) { if(logfindex >= MAX_LOGF_SIZE) { /* wrap */ logfwrap = true; logfindex = 0; } } static int logf_push(void *userp, unsigned char c) { (void)userp; logfbuffer[logfindex++] = c; check_logfindex(); #if defined(HAVE_SERIAL) && !defined(SIMULATOR) && defined(LOGF_SERIAL) if(c != '\0') { char buf[2]; buf[0] = c; buf[1] = '\0'; serial_tx(buf); } #endif return true; } void _logf(const char *fmt, ...) { #ifdef USB_ENABLE_SERIAL int old_logfindex = logfindex; #endif va_list ap; va_start(ap, fmt); #if (CONFIG_PLATFORM & PLATFORM_HOSTED) char buf[1024]; vsnprintf(buf, sizeof buf, fmt, ap); DEBUGF("%s\n", buf); /* restart va_list otherwise the result if undefined when vuprintf is called */ va_end(ap); va_start(ap, fmt); #endif vuprintf(logf_push, NULL, fmt, ap); va_end(ap); /* add trailing zero */ logf_push(NULL, '\0'); #if defined(HAVE_SERIAL) && !defined(SIMULATOR) && defined(LOGF_SERIAL) serial_tx("\r\n"); #endif #ifdef USB_ENABLE_SERIAL if(logfindex < old_logfindex) { usb_serial_send(logfbuffer + old_logfindex, MAX_LOGF_SIZE - old_logfindex); usb_serial_send(logfbuffer, logfindex - 1); } else usb_serial_send(logfbuffer + old_logfindex, logfindex - old_logfindex - 1); usb_serial_send("\r\n", 2); #endif displayremote(); } #endif #endif #ifdef ROCKBOX_HAS_LOGDISKF static int logdiskf_push(void *userp, unsigned char c) { (void)userp; /*just stop logging if out of space*/ if(logdiskfindex>=MAX_LOGDISKF_SIZE-1) { strcpy(&logdiskfbuffer[logdiskfindex-8], "LOGFULL"); logdiskfindex=MAX_LOGDISKF_SIZE; return false; } logdiskfbuffer[logdiskfindex++] = c; return true; } static void flush_buffer(void* data); void _logdiskf(const char* file, const char level, const char *fmt, ...) { va_list ap; va_start(ap, fmt); int len =strlen(file); if(logdiskfindex +len + 4 > MAX_LOGDISKF_SIZE-1) { strcpy(&logdiskfbuffer[logdiskfindex-8], "LOGFULL"); logdiskfindex=MAX_LOGDISKF_SIZE; return; } logdiskf_push(NULL, level); logdiskf_push(NULL, ' '); logdiskf_push(NULL, '['); strcpy(&logdiskfbuffer[logdiskfindex], file); logdiskfindex += len; logdiskf_push(NULL, ']'); vuprintf(logdiskf_push, NULL, fmt, ap); va_end(ap); register_storage_idle_func(flush_buffer); } static void flush_buffer(void* data) { (void)data; int fd; if(logdiskfindex < 1) return; fd = open(HOME_DIR"/rockbox_log.txt", O_RDWR | O_CREAT | O_APPEND, 0666); if (fd < 0) return; write(fd, logdiskfbuffer, logdiskfindex); close(fd); logdiskfindex = 0; } #endif