1 files changed, 144 insertions, 0 deletions
diff --git a/src/Dolphin/card/CARDStat.c b/src/Dolphin/card/CARDStat.c
new file mode 100644
index 0000000..152d535
--- /dev/null
+++ b/src/Dolphin/card/CARDStat.c
@@ -0,0 +1,144 @@
+#include <dolphin/card.h>
+#include <dolphin/dsp.h>
+#include <dolphin/dvd.h>
+#include <dolphin/os.h>
+
+#include <dolphin/CARDPriv.h>
+
+static void UpdateIconOffsets(CARDDir* ent, CARDStat* stat) {
+  u32 offset;
+  BOOL iconTlut;
+  int i;
+
+  offset = ent->iconAddr;
+  if (offset == 0xffffffff) {
+    stat->bannerFormat = 0;
+    stat->iconFormat = 0;
+    stat->iconSpeed = 0;
+    offset = 0;
+  }
+
+  iconTlut = FALSE;
+  switch (CARDGetBannerFormat(ent)) {
+  case CARD_STAT_BANNER_C8:
+    stat->offsetBanner = offset;
+    offset += CARD_BANNER_WIDTH * CARD_BANNER_HEIGHT;
+    stat->offsetBannerTlut = offset;
+    offset += 2 * 256;
+    break;
+  case CARD_STAT_BANNER_RGB5A3:
+    stat->offsetBanner = offset;
+    offset += 2 * CARD_BANNER_WIDTH * CARD_BANNER_HEIGHT;
+    stat->offsetBannerTlut = 0xffffffff;
+    break;
+  default:
+    stat->offsetBanner = 0xffffffff;
+    stat->offsetBannerTlut = 0xffffffff;
+    break;
+  }
+  for (i = 0; i < CARD_ICON_MAX; ++i) {
+    switch (CARDGetIconFormat(ent, i)) {
+    case CARD_STAT_ICON_C8:
+      stat->offsetIcon[i] = offset;
+      offset += CARD_ICON_WIDTH * CARD_ICON_HEIGHT;
+      iconTlut = TRUE;
+      break;
+    case CARD_STAT_ICON_RGB5A3:
+      stat->offsetIcon[i] = offset;
+      offset += 2 * CARD_ICON_WIDTH * CARD_ICON_HEIGHT;
+      break;
+    default:
+      stat->offsetIcon[i] = 0xffffffff;
+      break;
+    }
+  }
+  if (iconTlut) {
+    stat->offsetIconTlut = offset;
+    offset += 2 * 256;
+  } else {
+    stat->offsetIconTlut = 0xffffffff;
+  }
+  stat->offsetData = offset;
+}
+
+s32 CARDGetStatus(s32 chan, s32 fileNo, CARDStat* stat) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+
+  if (fileNo < 0 || CARD_MAX_FILE <= fileNo) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileNo];
+  result = __CARDAccess(card, ent);
+  if (result == CARD_RESULT_NOPERM) {
+    result = __CARDIsWritable(ent);
+  }
+
+  if (result >= 0) {
+    memcpy(stat->gameName, ent->gameName, sizeof(stat->gameName));
+    memcpy(stat->company, ent->company, sizeof(stat->company));
+    stat->length = (u32)ent->length * card->sectorSize;
+    memcpy(stat->fileName, ent->fileName, CARD_FILENAME_MAX);
+    stat->time = ent->time;
+
+    stat->bannerFormat = ent->bannerFormat;
+    stat->iconAddr = ent->iconAddr;
+    stat->iconFormat = ent->iconFormat;
+    stat->iconSpeed = ent->iconSpeed;
+    stat->commentAddr = ent->commentAddr;
+
+    UpdateIconOffsets(ent, stat);
+  }
+  return __CARDPutControlBlock(card, result);
+}
+
+s32 CARDSetStatusAsync(s32 chan, s32 fileNo, CARDStat* stat, CARDCallback callback) {
+  CARDControl* card;
+  CARDDir* dir;
+  CARDDir* ent;
+  s32 result;
+
+  if (fileNo < 0 || CARD_MAX_FILE <= fileNo ||
+      (stat->iconAddr != 0xffffffff && CARD_READ_SIZE <= stat->iconAddr) ||
+      (stat->commentAddr != 0xffffffff &&
+       CARD_SYSTEM_BLOCK_SIZE - CARD_COMMENT_SIZE < stat->commentAddr % CARD_SYSTEM_BLOCK_SIZE)) {
+    return CARD_RESULT_FATAL_ERROR;
+  }
+  result = __CARDGetControlBlock(chan, &card);
+  if (result < 0) {
+    return result;
+  }
+
+  dir = __CARDGetDirBlock(card);
+  ent = &dir[fileNo];
+  result = __CARDAccess(card, ent);
+  if (result < 0) {
+    return __CARDPutControlBlock(card, result);
+  }
+
+  ent->bannerFormat = stat->bannerFormat;
+  ent->iconAddr = stat->iconAddr;
+  ent->iconFormat = stat->iconFormat;
+  ent->iconSpeed = stat->iconSpeed;
+  ent->commentAddr = stat->commentAddr;
+  UpdateIconOffsets(ent, stat);
+
+  if (ent->iconAddr == 0xffffffff) {
+    CARDSetIconSpeed(ent, 0, CARD_STAT_SPEED_FAST);
+  }
+
+  ent->time = (u32)OSTicksToSeconds(OSGetTime());
+  result = __CARDUpdateDir(chan, callback);
+  if (result < 0) {
+    __CARDPutControlBlock(card, result);
+  }
+  return result;
+}