mirror of
https://github.com/akuker/RASCSI.git
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af6e311e6e
* Initial protobuf definition
* protobuf result message draft
* Merge with develop branch
* Makefile generates protobuf-based source files
* Interface update
* Fixed typo
* Fixed typo
* Updated returning status
* Serialize return data
* Use correct descriptor
* Made interface fields required
* Deserialize result
* Serialization update
* Updated serialization
* Serialization update
* Updated deserialization
* status handling update
* Evaluate status
* Revert "Evaluate status"
This reverts commit 3d8f2c3252.
* Completed sense_key enum
* Renaming
* Added protobuf Command
* Updated command evaluation
* Interface update
* Interface update
* Added DeviceType enum
* Improved type-safety
* Fixed typo
* Type-safety update
* Fixed typo
* Error handling update
* Updated list handling
* Error handling update
* Use more C++ strings
* protobuf enums can provide their names
* Fixed listing devices
* Updated logging
* Enum usage cleanup
* More enum cleanup
* Fixed command check
* Updated type check
* Updated enums
* Removed unused variable
* Removed goto, added exception
* Socket handling cleanup
* Code locality cleanup
* Added helper method
* Extracted code
* Updated socket/file handling
* Use C++ I/O
* Use tolower()
* Renaming
* Simplified has_suffix
* Fixed typo
* Use spdlog namespace
* Simplified formatting (endl) of error messages
* Added -s option for changing the runtime log level to rasctl
* Renaming
* Renaming
* Updated error reporting
* Fixed log string formatting
* String conversion cleanup
* Fixed typo
* Log mmap error (happens on 64 bit)
* Improved proto3 compatibility, updated error handling
* CHanges based on review
* Fixed comment
* Comment update
* Updated ListDevice to not directly write to the stream
* Use size_t
* Renaming
* Buffering update
* MapController should not use fp
* Use fd, not fp
* rasctl has to display *all* results
* rasctl has to display *all* results
* Error handling update
* Updated to proto3 protocol
* Optimization by using protobuf-lite
* RaspBian outdated protoc does not support _Name
* Added protobuf-compiler to easyinstall.sh
Co-authored-by: akuker <34318535+akuker@users.noreply.github.com>
66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator RaSCSI (*^..^*)
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// for Raspberry Pi
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//
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// Powered by XM6 TypeG Technology.
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// Copyright (C) 2016-2020 GIMONS
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// Copyright (C) 2020 akuker
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//
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//---------------------------------------------------------------------------
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#include <cstring>
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#include <cstdlib>
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#include <unistd.h>
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#include "exceptions.h"
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#include "rasutil.h"
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using namespace std;
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//---------------------------------------------------------------------------
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//
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// Serialize/Deserialize protobuf data: Length followed by the actual data
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//
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//---------------------------------------------------------------------------
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void SerializeProtobufData(FILE *fp, const string& data)
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{
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// Write the size of the protobuf data as a header
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size_t size = data.length();
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fwrite(&size, sizeof(size), 1, fp);
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// Write the actual protobuf data
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void *buf = malloc(size);
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memcpy(buf, data.data(), size);
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fwrite(buf, size, 1, fp);
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fflush(fp);
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free(buf);
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}
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string DeserializeProtobufData(int fd)
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{
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// First read the header with the size of the protobuf data
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size_t size;
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size_t res = read(fd, &size, sizeof(int));
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if (res != sizeof(int)) {
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// No more data
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return "";
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}
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// Read the actual protobuf data
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void *buf = malloc(size);
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res = read(fd, buf, size);
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if (res != size) {
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free(buf);
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throw ioexception("Missing protobuf data");
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}
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// Read protobuf data into a string, to be converted into a protobuf data structure by the caller
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string data((const char *)buf, size);
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free(buf);
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return data;
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}
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