| 1 | /*
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| 2 | * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
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| 3 | * (Royal Institute of Technology, Stockholm, Sweden).
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | *
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer in the
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| 15 | * documentation and/or other materials provided with the distribution.
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| 16 | *
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| 17 | * 3. Neither the name of the Institute nor the names of its contributors
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| 18 | * may be used to endorse or promote products derived from this software
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| 19 | * without specific prior written permission.
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| 20 | *
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 31 | * SUCH DAMAGE.
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| 32 | */
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| 33 |
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| 34 | #include "krb5_locl.h"
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| 35 |
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| 36 | KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
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| 37 | krb5_write_message (krb5_context context,
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| 38 | krb5_pointer p_fd,
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| 39 | krb5_data *data)
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| 40 | {
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| 41 | uint32_t len;
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| 42 | uint8_t buf[4];
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| 43 | int ret;
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| 44 |
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| 45 | len = data->length;
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| 46 | _krb5_put_int(buf, len, 4);
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| 47 | if (krb5_net_write (context, p_fd, buf, 4) != 4
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| 48 | || krb5_net_write (context, p_fd, data->data, len) != len) {
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| 49 | ret = errno;
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| 50 | krb5_set_error_message (context, ret, "write: %s", strerror(ret));
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| 51 | return ret;
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| 52 | }
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| 53 | return 0;
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| 54 | }
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| 55 |
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| 56 | KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
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| 57 | krb5_write_priv_message(krb5_context context,
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| 58 | krb5_auth_context ac,
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| 59 | krb5_pointer p_fd,
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| 60 | krb5_data *data)
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| 61 | {
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| 62 | krb5_error_code ret;
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| 63 | krb5_data packet;
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| 64 |
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| 65 | ret = krb5_mk_priv (context, ac, data, &packet, NULL);
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| 66 | if(ret)
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| 67 | return ret;
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| 68 | ret = krb5_write_message(context, p_fd, &packet);
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| 69 | krb5_data_free(&packet);
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| 70 | return ret;
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| 71 | }
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| 72 |
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| 73 | KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
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| 74 | krb5_write_safe_message(krb5_context context,
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| 75 | krb5_auth_context ac,
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| 76 | krb5_pointer p_fd,
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| 77 | krb5_data *data)
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| 78 | {
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| 79 | krb5_error_code ret;
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| 80 | krb5_data packet;
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| 81 | ret = krb5_mk_safe (context, ac, data, &packet, NULL);
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| 82 | if(ret)
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| 83 | return ret;
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| 84 | ret = krb5_write_message(context, p_fd, &packet);
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| 85 | krb5_data_free(&packet);
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| 86 | return ret;
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| 87 | }
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