mirror of https://github.com/akuker/RASCSI.git
93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator RaSCSI Reloaded
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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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//
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//---------------------------------------------------------------------------
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#include "sm_reports.h"
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#include "log.h"
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#include "string.h"
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#include <iostream>
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#include <fstream>
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using namespace std;
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const char timestamp_label[] = "\"timestamp\":\"0x";
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const char data_label[] = "\"data\":\"0x";
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uint32_t scsimon_read_json(const char *json_filename, data_capture *data_capture_array, uint32_t max_sz)
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{
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char str_buf[1024];
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FILE *fp = fopen(json_filename, "r");
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uint32_t sample_count = 0;
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while (fgets(str_buf, sizeof(str_buf), fp)) {
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char timestamp[1024];
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char data[1024];
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uint64_t timestamp_uint;
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uint32_t data_uint;
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char *ptr;
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const char *timestamp_str = strstr(str_buf, timestamp_label);
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if (!timestamp_str)
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continue;
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strncpy(timestamp, ×tamp_str[strlen(timestamp_label)], 16);
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timestamp[16] = '\0';
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timestamp_uint = strtoull(timestamp, &ptr, 16);
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const char *data_str = strstr(str_buf, data_label);
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if (!data_str)
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continue;
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strncpy(data, &data_str[strlen(data_label)], 8);
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data[8] = '\0';
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data_uint = strtoul(data, &ptr, 16);
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data_capture_array[sample_count].timestamp = timestamp_uint;
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data_capture_array[sample_count].data = data_uint;
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sample_count++;
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if (sample_count >= max_sz) {
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LOGWARN("File exceeds maximum buffer size. Some data may be missing.")
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LOGWARN("Try re-running the tool with a larger buffer size")
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break;
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}
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}
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if (fp != nullptr) {
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fclose(fp);
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}
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return sample_count;
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}
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//---------------------------------------------------------------------------
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//
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// Generate JSON Output File
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//
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//---------------------------------------------------------------------------
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void scsimon_generate_json(const char *filename, const data_capture *data_capture_array, uint32_t capture_count)
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{
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LOGTRACE("Creating JSON file (%s)", filename)
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ofstream json_ofstream;
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json_ofstream.open(filename, ios::out);
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json_ofstream << "[" << endl;
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uint32_t i = 0;
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while (i < capture_count) {
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json_ofstream << fmt::format("{{\"id\": \"{0:d}\", \"timestamp\":\"{1:#016x}\", \"data\":\"{2:#08x}\"}}", i, data_capture_array[i].timestamp, data_capture_array[i].data);
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if (i != (capture_count - 1))
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{
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json_ofstream << ",";
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}
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json_ofstream << endl;
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i++;
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}
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json_ofstream << "]" << endl;
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json_ofstream.close();
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}
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