thodg/libgit2/src/streams/openssl.h

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• Hash : 0f09d9f5
  Author :
  Date : 2018-04-02T20:00:07
  

  Fix build with LibreSSL 2.7 LibreSSL 2.7 adds OpenSSL 1.1 API Signed-off-by: Bernard Spil <brnrd@FreeBSD.org>

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• src/streams/openssl.h

• /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  #ifndef INCLUDE_streams_openssl_h__
  #define INCLUDE_streams_openssl_h__
  
  #include "common.h"
  
  #include "git2/sys/stream.h"
  
  extern int git_openssl_stream_global_init(void);
  
  extern int git_openssl_stream_new(git_stream **out, const char *host, const char *port);
  
  extern int git_openssl__set_cert_location(const char *file, const char *path);
  
  /*
   * OpenSSL 1.1 made BIO opaque so we have to use functions to interact with it
   * which do not exist in previous versions. We define these inline functions so
   * we can program against the interface instead of littering the implementation
   * with ifdefs.
   */
  #ifdef GIT_OPENSSL
  # include <openssl/ssl.h>
  # include <openssl/err.h>
  # include <openssl/x509v3.h>
  # include <openssl/bio.h>
  
  
  
  # if OPENSSL_VERSION_NUMBER < 0x10100000L || \
       (defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x20700000L)
  
  GIT_INLINE(BIO_METHOD*) BIO_meth_new(int type, const char *name)
  {
  	BIO_METHOD *meth = git__calloc(1, sizeof(BIO_METHOD));
  	if (!meth) {
  		return NULL;
  	}
  
  	meth->type = type;
  	meth->name = name;
  
  	return meth;
  }
  
  GIT_INLINE(void) BIO_meth_free(BIO_METHOD *biom)
  {
  	git__free(biom);
  }
  
  GIT_INLINE(int) BIO_meth_set_write(BIO_METHOD *biom, int (*write) (BIO *, const char *, int))
  {
  	biom->bwrite = write;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_meth_set_read(BIO_METHOD *biom, int (*read) (BIO *, char *, int))
  {
  	biom->bread = read;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_meth_set_puts(BIO_METHOD *biom, int (*puts) (BIO *, const char *))
  {
  	biom->bputs = puts;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_meth_set_gets(BIO_METHOD *biom, int (*gets) (BIO *, char *, int))
  
  {
  	biom->bgets = gets;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_meth_set_ctrl(BIO_METHOD *biom, long (*ctrl) (BIO *, int, long, void *))
  {
  	biom->ctrl = ctrl;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_meth_set_create(BIO_METHOD *biom, int (*create) (BIO *))
  {
  	biom->create = create;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_meth_set_destroy(BIO_METHOD *biom, int (*destroy) (BIO *))
  {
  	biom->destroy = destroy;
  	return 1;
  }
  
  GIT_INLINE(int) BIO_get_new_index(void)
  {
  	/* This exists as of 1.1 so before we'd just have 0 */
  	return 0;
  }
  
  GIT_INLINE(void) BIO_set_init(BIO *b, int init)
  {
  	b->init = init;
  }
  
  GIT_INLINE(void) BIO_set_data(BIO *a, void *ptr)
  {
  	a->ptr = ptr;
  }
  
  GIT_INLINE(void*) BIO_get_data(BIO *a)
  {
  	return a->ptr;
  }
  
  GIT_INLINE(const unsigned char *) ASN1_STRING_get0_data(const ASN1_STRING *x)
  {
  	return ASN1_STRING_data((ASN1_STRING *)x);
  }
  
  # endif // OpenSSL < 1.1
  #endif // GIT_OPENSSL
  
  #endif
  

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