lib: make capn_{de,in}flate + capn_stream private

There is no point in having these functions be part of the public API.
This commit is contained in:
David Lamparter 2016-06-27 16:06:02 +02:00
parent 33ae16bba8
commit f2058f60c0
5 changed files with 65 additions and 34 deletions

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@ -39,6 +39,7 @@ include_HEADERS += \
lib/capnp_c.h
noinst_HEADERS += \
lib/capnp_int.h \
compiler/str.h \
compiler/schema.capnp.h \
compiler/c++.capnp.h \

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@ -9,6 +9,7 @@
*/
#include "capnp_c.h"
#include "capnp_priv.h"
#include <stdlib.h>
#include <string.h>
#include <limits.h>

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@ -8,6 +8,7 @@
*/
#include "capnp_c.h"
#include "capnp_priv.h"
#include <string.h>
#ifndef min

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@ -273,40 +273,6 @@ int capn_write_mem(struct capn *c, uint8_t *p, size_t sz, int packed);
void capn_free(struct capn *c);
void capn_reset_copy(struct capn *c);
/* capn_stream encapsulates the needed fields for capn_(deflate|inflate) in a
* similar manner to z_stream from zlib
*
* The user should set next_in, avail_in, next_out, avail_out to the
* available in/out buffers before calling capn_(deflate|inflate).
*
* Other fields should be zero initialized.
*/
struct capn_stream {
const uint8_t *next_in;
size_t avail_in;
uint8_t *next_out;
size_t avail_out;
unsigned zeros, raw;
uint8_t inflate_buf[8];
size_t avail_buf;
};
#define CAPN_MISALIGNED -1
#define CAPN_NEED_MORE -2
/* capn_deflate deflates a stream to the packed format
* capn_inflate inflates a stream from the packed format
*
* Returns:
* CAPN_MISALIGNED - if the unpacked data is not 8 byte aligned
* CAPN_NEED_MORE - more packed data/room is required (out for inflate, in for
* deflate)
* 0 - success, all output for inflate, all input for deflate processed
*/
int capn_deflate(struct capn_stream*);
int capn_inflate(struct capn_stream*);
/* Inline functions */

62
lib/capnp_priv.h Normal file
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@ -0,0 +1,62 @@
/* vim: set sw=8 ts=8 sts=8 noet: */
/* capnp_c.h
*
* Copyright (C) 2013 James McKaskill
* Copyright (C) 2014 Steve Dee
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
/*
* functions / structures in this header are private to the capnproto-c
* library; applications should not call or use them.
*/
#ifndef CAPNP_PRIV_H
#define CAPNP_PRIV_H
#include "capnp_c.h"
#if defined(__GNUC__) && __GNUC__ >= 4
# define intern __attribute__((visibility ("internal")))
#else
# define intern /**/
#endif
/* capn_stream encapsulates the needed fields for capn_(deflate|inflate) in a
* similar manner to z_stream from zlib
*
* The user should set next_in, avail_in, next_out, avail_out to the
* available in/out buffers before calling capn_(deflate|inflate).
*
* Other fields should be zero initialized.
*/
struct capn_stream {
const uint8_t *next_in;
size_t avail_in;
uint8_t *next_out;
size_t avail_out;
unsigned zeros, raw;
uint8_t inflate_buf[8];
size_t avail_buf;
};
#define CAPN_MISALIGNED -1
#define CAPN_NEED_MORE -2
/* capn_deflate deflates a stream to the packed format
* capn_inflate inflates a stream from the packed format
*
* Returns:
* CAPN_MISALIGNED - if the unpacked data is not 8 byte aligned
* CAPN_NEED_MORE - more packed data/room is required (out for inflate, in for
* deflate)
* 0 - success, all output for inflate, all input for deflate processed
*/
intern int capn_deflate(struct capn_stream*);
intern int capn_inflate(struct capn_stream*);
#endif /* CAPNP_PRIV_H */