lib/libcrypto/bio/bio_meth.c

   1 /*      $OpenBSD: bio_meth.c,v 1.6 2018/06/02 04:41:12 tb Exp $ */
   2 /*
   3  * Copyright (c) 2018 Theo Buehler <tb@openbsd.org>
   4  *
   5  * Permission to use, copy, modify, and distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18 #include <stdlib.h>
  19
  20 #include <openssl/bio.h>
  21
  22 BIO_METHOD *
  23 BIO_meth_new(int type, const char *name)
  24 {
  25         BIO_METHOD *biom;
  26
  27         if ((biom = calloc(1, sizeof(*biom))) == NULL)
  28                 return NULL;
  29
  30         biom->type = type;
  31         biom->name = name;
  32
  33         return biom;
  34 }
  35
  36 void
  37 BIO_meth_free(BIO_METHOD *biom)
  38 {
  39         free(biom);
  40 }
  41
  42 int
  43 (*BIO_meth_get_write(const BIO_METHOD *biom))(BIO *, const char *, int)
  44 {
  45         return biom->bwrite;
  46 }
  47
  48 int
  49 BIO_meth_set_write(BIO_METHOD *biom, int (*write)(BIO *, const char *, int))
  50 {
  51         biom->bwrite = write;
  52         return 1;
  53 }
  54
  55 int
  56 (*BIO_meth_get_read(const BIO_METHOD *biom))(BIO *, char *, int)
  57 {
  58         return biom->bread;
  59 }
  60
  61 int
  62 BIO_meth_set_read(BIO_METHOD *biom, int (*read)(BIO *, char *, int))
  63 {
  64         biom->bread = read;
  65         return 1;
  66 }
  67
  68 int
  69 (*BIO_meth_get_puts(const BIO_METHOD *biom))(BIO *, const char *)
  70 {
  71         return biom->bputs;
  72 }
  73
  74 int
  75 BIO_meth_set_puts(BIO_METHOD *biom, int (*puts)(BIO *, const char *))
  76 {
  77         biom->bputs = puts;
  78         return 1;
  79 }
  80
  81 int
  82 (*BIO_meth_get_gets(const BIO_METHOD *biom))(BIO *, char *, int)
  83 {
  84         return biom->bgets;
  85 }
  86
  87 int
  88 BIO_meth_set_gets(BIO_METHOD *biom, int (*gets)(BIO *, char *, int))
  89 {
  90         biom->bgets = gets;
  91         return 1;
  92 }
  93
  94 long
  95 (*BIO_meth_get_ctrl(const BIO_METHOD *biom))(BIO *, int, long, void *)
  96 {
  97         return biom->ctrl;
  98 }
  99
 100 int
 101 BIO_meth_set_ctrl(BIO_METHOD *biom, long (*ctrl)(BIO *, int, long, void *))
 102 {
 103         biom->ctrl = ctrl;
 104         return 1;
 105 }
 106
 107 int
 108 (*BIO_meth_get_create(const BIO_METHOD *biom))(BIO *)
 109 {
 110         return biom->create;
 111 }
 112
 113 int
 114 BIO_meth_set_create(BIO_METHOD *biom, int (*create)(BIO *))
 115 {
 116         biom->create = create;
 117         return 1;
 118 }
 119
 120 int
 121 (*BIO_meth_get_destroy(const BIO_METHOD *biom))(BIO *)
 122 {
 123         return biom->destroy;
 124 }
 125
 126 int
 127 BIO_meth_set_destroy(BIO_METHOD *biom, int (*destroy)(BIO *))
 128 {
 129         biom->destroy = destroy;
 130         return 1;
 131 }
 132
 133 long
 134 (*BIO_meth_get_callback_ctrl(const BIO_METHOD *biom))(BIO *, int, BIO_info_cb *)
 135 {
 136         return
 137             (long (*)(BIO *, int, BIO_info_cb *))biom->callback_ctrl; /* XXX */
 138 }
 139
 140 int
 141 BIO_meth_set_callback_ctrl(BIO_METHOD *biom,
 142     long (*callback_ctrl)(BIO *, int, BIO_info_cb *))
 143 {
 144         biom->callback_ctrl =
 145             (long (*)(BIO *, int, bio_info_cb *))callback_ctrl; /* XXX */
 146         return 1;
 147 }