1
0
Fork 0
mirror of https://github.com/anrieff/libcpuid synced 2024-12-16 16:35:45 +00:00
libcpuid/tests/convert_instlatx64.c
2020-05-03 17:09:54 +02:00

81 lines
2.3 KiB
C

/* This program can be used to convert CPUID Dump from http://instlatx64.atw.hu/
* To build: gcc convert_instlatx64.c -o convert_instlatx64
* To run: ./convert_instlatx64 <input file (from instlatx64)> <output file (without extension)>
* Then, you can use the create_test.py script to create the test file */
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#define LINE_LEN 53
#define FILENAME_LEN 128
#define CMD_LEN 256
#define EXT_CPUID 0x80000000
int main(int argc, char *argv[])
{
uint32_t addr, prev_addr, eax, ebx, ecx, edx;
char line[LINE_LEN], raw_filename[FILENAME_LEN], report_filename[FILENAME_LEN], cmd[CMD_LEN];
FILE *fin = NULL, *fout = NULL;
if(argc < 3)
{
fprintf(stderr, "Usage: %s <input file (from instlatx64)> <output file (without extension)>\n", argv[0]);
return 1;
}
const char *input_filename = argv[1];
const char *output_filename = argv[2];
snprintf(raw_filename, FILENAME_LEN, "%s.raw", output_filename);
snprintf(report_filename, FILENAME_LEN, "%s_report.txt", output_filename);
/* Open files */
if((fin = fopen(input_filename, "r")) == NULL)
{
perror("Failed to open input file");
return 1;
}
if((fout = fopen(raw_filename, "w")) == NULL)
{
perror("Failed to open output file");
return 1;
}
/* Parse and convert CPUID dump */
prev_addr = -1;
while(fgets(line, LINE_LEN, fin) != NULL)
{
sscanf(line, "CPUID %x: %x-%x-%x-%x", &addr, &eax, &ebx, &ecx, &edx);
if(((addr < EXT_CPUID) && (addr >= 32)) || ((addr >= EXT_CPUID) && (addr - EXT_CPUID >= 32)) || (addr == prev_addr))
continue;
if(addr < EXT_CPUID)
fprintf(fout, "basic_cpuid[%d]", addr);
else
fprintf(fout, "ext_cpuid[%d]", addr - EXT_CPUID);
fprintf(fout, "=%08x %08x %08x %08x\n", eax, ebx, ecx, edx);
prev_addr = addr;
}
/* Invoke cpuid_tool */
fclose(fout);
snprintf(cmd, CMD_LEN, "cpuid_tool --load=%s --report --outfile=%s", raw_filename, report_filename);
system(cmd);
/* Invoke create_test */
snprintf(cmd, CMD_LEN, "./create_test.py %s %s > %s.test", raw_filename, report_filename, output_filename);
if((argc > 3) && !strcmp(argv[3], "--create"))
{
system(cmd);
remove(raw_filename);
remove(report_filename);
}
else
{
printf("Done. Use the following command to create the test file:\n");
printf("%s\n", cmd);
}
return 0;
}