Class: Clamrb

Inherits:
Object
  • Object
show all
Defined in:
lib/clamrb/result.rb,
lib/clamrb/version.rb,
ext/clamrb/clamrb.c

Defined Under Namespace

Classes: Result

Constant Summary collapse

VERSION = 
"0.0.4"

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.new ⇒ Object 



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# File 'ext/clamrb/clamrb.c', line 8

VALUE constructor(VALUE self)
{
  if (cl_init(CL_INIT_DEFAULT) == CL_SUCCESS) {
    struct cl_engine *engine = cl_engine_new();
    VALUE t_data = Data_Wrap_Struct(self, 0, clamav_free, engine);
    const char *dbDir = cl_retdbdir();
    printf("Initializing clamav engine from database located at %s\n", dbDir);
    unsigned int signature = 0;
    if (cl_load(dbDir, engine, &signature, CL_DB_STDOPT) == CL_SUCCESS
        && cl_engine_compile(engine) == CL_SUCCESS) {
      return t_data;
    } else {
      rb_raise(rb_eRuntimeError, "Error loading clamav database\n");
      return Qnil;
    }
  } else {
    rb_raise(rb_eRuntimeError, "Unable to initialize clamav\n");
    return Qnil;
  }
}

Instance Method Details

#scan(filename) ⇒ Object 



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# File 'ext/clamrb/clamrb.c', line 29

VALUE scan(VALUE self, VALUE filename)
{
  struct cl_engine *engine;

  Data_Get_Struct(self, struct cl_engine, engine);
  const char *name = NULL;
  long unsigned int scanned = 0;
  struct cl_scan_options scanoptions;
  memset(&scanoptions, 0, sizeof(struct cl_scan_options));
  scanoptions.parse |= -0;
  scanoptions.general |= CL_SCAN_GENERAL_ALLMATCHES;
  int ret = cl_scanfile(StringValueCStr(filename), &name, &scanned, engine, &scanoptions);

  VALUE clamrb = rb_const_get(rb_cObject, rb_intern("Clamrb"));
  VALUE clamrb_result = rb_const_get(clamrb, rb_intern("Result"));

  switch (ret) {
  case CL_VIRUS:
    return rb_funcall(clamrb_result, rb_intern("new"), 2,
                      ID2SYM(rb_intern("infected")),
                      rb_str_new_cstr(name));

  case CL_CLEAN:
    return rb_funcall(clamrb_result, rb_intern("new"), 1,
                      ID2SYM(rb_intern("clean")));
  default:
    return rb_funcall(clamrb_result, rb_intern("new"), 1,
                      ID2SYM(rb_intern("unknown")));
  }
}