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The image readers now log to the logger.

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This commit is contained in:
David Given
2022-02-27 00:20:20 +01:00
parent 02c7b86f85
commit 23b9e9ef5f
12 changed files with 952 additions and 772 deletions
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111
lib/imagereader/nsiimagereader.cc
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@@ -6,6 +6,7 @@
#include "imagereader/imagereader.h"
#include "image.h"
#include "fmt/format.h"
#include "logger.h"
#include "lib/imagereader/imagereader.pb.h"
#include <algorithm>
#include <iostream>
@@ -14,55 +15,59 @@
class NsiImageReader : public ImageReader
{
public:
NsiImageReader(const ImageReaderProto& config):
ImageReader(config)
{}
NsiImageReader(const ImageReaderProto& config): ImageReader(config) {}
std::unique_ptr<Image> readImage()
{
std::ifstream inputFile(_config.filename(), std::ios::in | std::ios::binary);
std::unique_ptr<Image> readImage()
{
std::ifstream inputFile(
_config.filename(), std::ios::in | std::ios::binary);
if (!inputFile.is_open())
Error() << "cannot open input file";
const auto begin = inputFile.tellg();
inputFile.seekg(0, std::ios::end);
const auto end = inputFile.tellg();
const auto fsize = (end - begin);
const auto begin = inputFile.tellg();
inputFile.seekg(0, std::ios::end);
const auto end = inputFile.tellg();
const auto fsize = (end - begin);
std::cout << "NSI: Autodetecting geometry based on file size: " << fsize << std::endl;
Logger() << fmt::format(
"NSI: Autodetecting geometry based on file size: {}", fsize);
unsigned numCylinders = 35;
unsigned numSectors = 10;
unsigned numHeads = 2;
unsigned sectorSize = 512;
unsigned numCylinders = 35;
unsigned numSectors = 10;
unsigned numHeads = 2;
unsigned sectorSize = 512;
switch (fsize) {
case 358400:
numHeads = 2;
sectorSize = 512;
break;
switch (fsize)
{
case 358400:
numHeads = 2;
sectorSize = 512;
break;
case 179200:
numHeads = 1;
sectorSize = 512;
break;
case 89600:
numHeads = 1;
sectorSize = 256;
break;
case 179200:
numHeads = 1;
sectorSize = 512;
break;
default:
Error() << "NSI: unknown file size";
}
case 89600:
numHeads = 1;
sectorSize = 256;
break;
default:
Error() << "NSI: unknown file size";
}
size_t trackSize = numSectors * sectorSize;
std::cout << fmt::format("reading {} tracks, {} heads, {} sectors, {} bytes per sector, {} kB total",
numCylinders, numHeads,
numSectors, sectorSize,
numCylinders * numHeads * trackSize / 1024)
<< std::endl;
Logger() << fmt::format(
"reading {} tracks, {} heads, {} sectors, {} bytes per sector, {} "
"kB total",
numCylinders,
numHeads,
numSectors,
sectorSize,
numCylinders * numHeads * trackSize / 1024);
std::unique_ptr<Image> image(new Image);
unsigned sectorFileOffset;
@@ -73,19 +78,24 @@ public:
{
for (unsigned sectorId = 0; sectorId < numSectors; sectorId++)
{
if (head == 0) { /* Head 0 is from track 0-34 */
sectorFileOffset = track * trackSize + sectorId * sectorSize;
if (head == 0)
{ /* Head 0 is from track 0-34 */
sectorFileOffset =
track * trackSize + sectorId * sectorSize;
}
else { /* Head 1 is from track 70-35 */
sectorFileOffset = (trackSize * numCylinders) + /* Skip over side 0 */
else
{ /* Head 1 is from track 70-35 */
sectorFileOffset =
(trackSize * numCylinders) + /* Skip over side 0 */
((numCylinders - track - 1) * trackSize) +
(sectorId * sectorSize); /* Sector offset from beginning of track. */
(sectorId * sectorSize); /* Sector offset from
beginning of track. */
}
inputFile.seekg(sectorFileOffset, std::ios::beg);
Bytes data(sectorSize);
inputFile.read((char*) data.begin(), sectorSize);
inputFile.read((char*)data.begin(), sectorSize);
const auto& sector = image->put(track, head, sectorId);
sector->status = Sector::OK;
@@ -97,19 +107,16 @@ public:
}
}
image->setGeometry({
.numTracks = numCylinders,
.numSides = numHeads,
.numSectors = numSectors,
.sectorSize = sectorSize
});
image->setGeometry({.numTracks = numCylinders,
.numSides = numHeads,
.numSectors = numSectors,
.sectorSize = sectorSize});
return image;
}
}
};
std::unique_ptr<ImageReader> ImageReader::createNsiImageReader(
const ImageReaderProto& config)
const ImageReaderProto& config)
{
return std::unique_ptr<ImageReader>(new NsiImageReader(config));
}