Subversion Repositories igor

#include <stdio.h>

/*  Simple program to find differences between hwemulator

    execution path and execution path of the accual cpu */

int main(char argc, char** argv) {

    char logbuffer[6];

    char emubuffer[6];

    int lognumber = 0;

    int emunumber = 0;

    if ( argc != 4 ) {

        printf("Illegal number of arguments\n");

        printf("Usage: %s logtrace emutrace entrypoint\n",argv[0]);

        return -1;

    }

    FILE* logtrace = fopen(argv[1],"r");

    FILE* emutrace = fopen(argv[2],"r");

    if ( logtrace == NULL || emutrace == NULL) {

        printf("fopen failed\n");

        fclose(logtrace);

        fclose(emutrace);

        return -1;

    }

    printf("Searching for %s\n", argv[3]);

    // Lets find our entry point

    while ( fgets(logbuffer,6,logtrace) != NULL ) {

            lognumber++;

            if ( strncmp(logbuffer,argv[3],4) == 0 ) {

                break;

            }

    }

    while ( fgets(emubuffer,6,emutrace) != NULL ) {

            emunumber++;

            if ( strncmp(emubuffer,argv[3],4) == 0 ) {

                break;

            }

    }

    printf("Found entry points:\nLEVAL:%sEMU:%s",logbuffer,emubuffer);

    printf("Tracing\n");

    while( fgets(logbuffer,6,logtrace) != NULL && fgets(emubuffer,6,emutrace) != NULL) {

        emunumber++;

        lognumber++;

        if ( strcmp( logbuffer, emubuffer) != 0 ) {

            printf("Different path: \nLEVAL:%d %sEMU:%d %s",lognumber, logbuffer,emunumber,emubuffer);

            break;

        }

    }

    fclose(logtrace);

    fclose(emutrace);

}