flaneth

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/* flaneth - flash and ethernet
   Copyright (C) 2007-2012 Stefan Schuermans <stefan@schuermans.info>
   Copyleft: GNU public license V2 - http://www.gnu.org/copyleft/gpl.html
   a BlinkenArea project - http://www.blinkenarea.org/ */
#include <stdio.h>
#include <string.h>
#include "apps_tools.h"
#include "app_bbm.h"
#include "debug.h"
#include "dosfs.h"
#include "nethelp.h"
#include "timing.h"
///< BBM file header
typedef struct app_bbm_header {
  uint32_t magic;
  uint16_t height;
  uint16_t width;
  uint16_t channels;
  uint16_t maxval;
  uint32_t framecnt;
  uint32_t duration;
  uint32_t frameptr;
} AppBbmHeader;
/**
 * @brief get name of next file from playlist directory
 * @param[in,out] state internal state of application
 * @param[out] filename name of file
 * @param[in] filename_sz length of filename buffer
 * @return 0 if success ful, -1 if not
 */
static char AppBbmNextName(AppBbmState *state, char *filename,
                           unsigned char filename_sz)
{
  // assemble filename of playlist directory
  char dirname[10];
  sprintf(dirname, "bbm%hhu/pl", state->no);
  // open playlist directory
  DIRINFO di;
  di.scratch = *state->sectorBuf;
  if (DFS_OpenDir(state->vi, (uint8_t *)dirname, &di) != DFS_OK) {
    // no playlist dir -> deactivate application
    state->isInit = 0;
    debug_app_bbm_printf("%hhu: cannot open directory %s",
                         state->no, filename);
    return -1;
  }
 
 
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