mirror of https://github.com/JorjBauer/aiie.git
78 lines
2.1 KiB
C++
78 lines
2.1 KiB
C++
#include "woz-serializer.h"
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#include "globals.h"
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#define WOZMAGIC 0xD5
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WozSerializer::WozSerializer() : Woz(0,0)
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{
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}
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const char *WozSerializer::diskName()
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{
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if (fd != -1) {
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return g_filemanager->fileName(fd);
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}
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return "";
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}
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bool WozSerializer::Serialize(int8_t fd)
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{
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// If we're being asked to serialize, make sure we've flushed any data first
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flush();
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g_filemanager->writeByte(fd, WOZMAGIC);
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// We need the internal state about data but not much else
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g_filemanager->writeByte(fd,
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(trackPointer >> 24) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackPointer >> 16) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackPointer >> 8) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackPointer ) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackBitCounter >> 24) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackBitCounter >> 16) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackBitCounter >> 8) & 0xFF);
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g_filemanager->writeByte(fd,
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(trackBitCounter ) & 0xFF);
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g_filemanager->writeByte(fd, trackByte);
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g_filemanager->writeByte(fd, trackBitIdx);
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g_filemanager->writeByte(fd, trackLoopCounter);
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g_filemanager->writeByte(fd, WOZMAGIC);
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return true;
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}
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bool WozSerializer::Deserialize(int8_t fd)
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{
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// Before deserializing, the caller has to re-load the right disk image!
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if (g_filemanager->readByte(fd) != WOZMAGIC)
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return false;
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trackPointer = g_filemanager->readByte(fd);
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trackPointer <<= 8; trackPointer |= g_filemanager->readByte(fd);
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trackPointer <<= 8; trackPointer |= g_filemanager->readByte(fd);
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trackPointer <<= 8; trackPointer |= g_filemanager->readByte(fd);
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trackBitCounter = g_filemanager->readByte(fd);
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trackBitCounter <<= 8; trackBitCounter |= g_filemanager->readByte(fd);
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trackBitCounter <<= 8; trackBitCounter |= g_filemanager->readByte(fd);
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trackBitCounter <<= 8; trackBitCounter |= g_filemanager->readByte(fd);
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trackByte = g_filemanager->readByte(fd);
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trackBitIdx = g_filemanager->readByte(fd);
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trackLoopCounter = g_filemanager->readByte(fd);
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if (g_filemanager->readByte(fd) != WOZMAGIC)
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return false;
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return true;
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}
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