Fixed some security issues

AlexeyAB

2018-06-15 e1e5abe19197f2bb56a9d320b31275db4706aa4d

Fixed some security issues

 src/image.c

@@ -966,10 +966,15 @@

    if( (src = cvLoadImage(filename, flag)) == 0 )
    {
        fprintf(stderr, "Cannot load image \"%s\"\n", filename);
        char buff[256];
        sprintf(buff, "echo %s >> bad.list", filename);
        system(buff);
        char shrinked_filename[1024];
        if (strlen(filename) >= 1024) sprintf(shrinked_filename, "name is too long");
        else sprintf(shrinked_filename, "%s", filename);
        fprintf(stderr, "Cannot load image \"%s\"\n", shrinked_filename);
        FILE* fw = fopen("bad.list", "a");
        fwrite(shrinked_filename, sizeof(char), strlen(shrinked_filename), fw);
        char *new_line = "\n";
        fwrite(new_line, sizeof(char), strlen(new_line), fw);
        fclose(fw);
        return make_image(10,10,3);
        //exit(EXIT_FAILURE);
    }
@@ -1764,10 +1769,15 @@
    int w, h, c;
    unsigned char *data = stbi_load(filename, &w, &h, &c, channels);
    if (!data) {
        fprintf(stderr, "Cannot load image \"%s\"\nSTB Reason: %s\n", filename, stbi_failure_reason());
        char buff[256];
        sprintf(buff, "echo %s >> bad.list", filename);
        system(buff);
        char shrinked_filename[1024];
        if (strlen(filename) >= 1024) sprintf(shrinked_filename, "name is too long");
        else sprintf(shrinked_filename, "%s", filename);
        fprintf(stderr, "Cannot load image \"%s\"\nSTB Reason: %s\n", shrinked_filename, stbi_failure_reason());
        FILE* fw = fopen("bad.list", "a");
        fwrite(shrinked_filename, sizeof(char), strlen(shrinked_filename), fw);
        char *new_line = "\n";
        fwrite(new_line, sizeof(char), strlen(new_line), fw);
        fclose(fw);
        return make_image(10, 10, 3);
        //exit(EXIT_FAILURE);
    }