bool _msgpack_buffer_read_all2(msgpack_buffer_t* b, char* buffer, size_t length)
{
if(!msgpack_buffer_ensure_readable(b, length)) {
return false;
}
msgpack_buffer_read_nonblock(b, buffer, length);
return true;
}
static VALUE Buffer_read_all(int argc, VALUE* argv, VALUE self)
{
VALUE out = Qnil;
unsigned long n = 0;
bool all = false;
switch(argc) {
case 2:
out = argv[1];
/* pass through */
case 1:
n = FIX2ULONG(argv[0]);
break;
case 0:
all = true;
break;
default:
rb_raise(rb_eArgError, "wrong number of arguments (%d for 0..2)", argc);
}
BUFFER(self, b);
if(out != Qnil) {
CHECK_STRING_TYPE(out);
}
if(all) {
return read_all(b, out);
}
if(n == 0) {
/* do nothing */
MAKE_EMPTY_STRING(out);
return out;
}
if(!msgpack_buffer_ensure_readable(b, n)) {
rb_raise(rb_eEOFError, "end of buffer reached");
}
MAKE_EMPTY_STRING(out);
size_t sz = msgpack_buffer_read_to_string_nonblock(b, out, n);
return out;
}
static VALUE Buffer_skip_all(VALUE self, VALUE sn)
{
BUFFER(self, b);
unsigned long n = FIX2ULONG(sn);
/* do nothing */
if(n == 0) {
return self;
}
if(!msgpack_buffer_ensure_readable(b, n)) {
rb_raise(rb_eEOFError, "end of buffer reached");
}
msgpack_buffer_skip_nonblock(b, n);
return self;
}