Module: Lzfx
- Defined in:
- ext/lzfxruby.c
Class Method Summary collapse
Class Method Details
.compress(input) ⇒ Object
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# File 'ext/lzfxruby.c', line 5
static VALUE rb_lzfx_compress(VALUE self, VALUE input) {
unsigned char *compressed, *data;
int out_length, data_length;
int retcode;
VALUE retval;
Check_Type(input, T_STRING);
data = StringValuePtr(input);
data_length = RSTRING_LEN(input);
if (data_length < 1) {
return Qnil;
}
out_length = data_length * COFFICIENT_OF_BUFFER;
compressed = malloc(out_length);
retcode = lzfx_compress(data, data_length, compressed, &out_length);
if(retcode < 0) {
ruby_xfree(compressed);
return Qnil;
}
retval = rb_str_new(compressed, out_length);
ruby_xfree(compressed);
return retval;
}
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.decompress(input) ⇒ Object
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# File 'ext/lzfxruby.c', line 36
static VALUE rb_lzfx_decompress(VALUE self, VALUE input) {
unsigned char *decompressed, *data;
int out_length, data_length;
int retcode;
VALUE retval;
Check_Type(input, T_STRING);
data = RSTRING_PTR(input);
data_length = RSTRING_LEN(input);
if (data_length < 1) {
return Qnil;
}
out_length = data_length * COFFICIENT_OF_BUFFER;
decompressed = malloc(out_length);
retcode = lzfx_decompress(data, data_length, decompressed, &out_length);
if(retcode < 0) {
ruby_xfree(decompressed);
return Qnil;
}
retval = rb_str_new(decompressed, out_length);
ruby_xfree(decompressed);
return retval;
}
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