swh:1:snp:2d869aa00591d2ac8ec8e7abacdda563d413189d
Tip revision: fe278be10cb6e008f9a58b85192e3d5ccd4bbf3f authored by Roberto Di Cosmo on 15 November 2011, 16:22:18 UTC
Significant reorganization of the code:
Significant reorganization of the code:
Tip revision: fe278be
bytearray_stubs.c
/* Unison file synchronizer: src/bytearray_stubs.c */
/* Copyright 1999-2010 (see COPYING for details) */
#include <string.h>
#include "caml/intext.h"
#include "caml/bigarray.h"
#define Array_data(a, i) (((char *) a->data) + Long_val(i))
CAMLprim value ml_marshal_to_bigarray(value v, value flags)
{
char *buf;
long len;
output_value_to_malloc(v, flags, &buf, &len);
return alloc_bigarray(BIGARRAY_UINT8 | BIGARRAY_C_LAYOUT | BIGARRAY_MANAGED,
1, buf, &len);
}
CAMLprim value ml_marshal_to_bigarray_buffer(value b, value ofs,
value v, value flags)
{
struct caml_bigarray *b_arr = Bigarray_val(b);
return Val_long(caml_output_value_to_block(v, flags, Array_data (b_arr, ofs),
b_arr->dim[0] - Long_val(ofs)));
}
CAMLprim value ml_unmarshal_from_bigarray(value b, value ofs)
{
struct caml_bigarray *b_arr = Bigarray_val(b);
return input_value_from_block (Array_data (b_arr, ofs),
b_arr->dim[0] - Long_val(ofs));
}
CAMLprim value ml_blit_string_to_bigarray
(value s, value i, value a, value j, value l)
{
char *src = String_val(s) + Int_val(i);
char *dest = Array_data(Bigarray_val(a), j);
memcpy(dest, src, Long_val(l));
return Val_unit;
}
CAMLprim value ml_blit_bigarray_to_string
(value a, value i, value s, value j, value l)
{
char *src = Array_data(Bigarray_val(a), i);
char *dest = String_val(s) + Long_val(j);
memcpy(dest, src, Long_val(l));
return Val_unit;
}