1 /* #pragma ident "@(#)g_sign.c 1.14 98/04/23 SMI" */ 2 3 /* 4 * Copyright 1996 by Sun Microsystems, Inc. 5 * 6 * Permission to use, copy, modify, distribute, and sell this software 7 * and its documentation for any purpose is hereby granted without fee, 8 * provided that the above copyright notice appears in all copies and 9 * that both that copyright notice and this permission notice appear in 10 * supporting documentation, and that the name of Sun Microsystems not be used 11 * in advertising or publicity pertaining to distribution of the software 12 * without specific, written prior permission. Sun Microsystems makes no 13 * representations about the suitability of this software for any 14 * purpose. It is provided "as is" without express or implied warranty. 15 * 16 * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 18 * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF 20 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR 21 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 22 * PERFORMANCE OF THIS SOFTWARE. 23 */ 24 25 /* 26 * glue routine gss_get_mic 27 */ 28 29 #include "mglueP.h" 30 31 static OM_uint32 32 val_get_mic_args( 33 OM_uint32 *minor_status, 34 gss_ctx_id_t context_handle, 35 gss_qop_t qop_req, 36 gss_buffer_t message_buffer, 37 gss_buffer_t msg_token) 38 { 39 40 /* Initialize outputs. */ 41 42 if (minor_status != NULL) 43 *minor_status = 0; 44 45 if (msg_token != GSS_C_NO_BUFFER) { 46 msg_token->value = NULL; 47 msg_token->length = 0; 48 } 49 50 /* Validate arguments. */ 51 52 if (minor_status == NULL) 53 return (GSS_S_CALL_INACCESSIBLE_WRITE); 54 55 if (context_handle == GSS_C_NO_CONTEXT) 56 return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT); 57 58 if (message_buffer == GSS_C_NO_BUFFER) 59 return (GSS_S_CALL_INACCESSIBLE_READ); 60 61 if (msg_token == GSS_C_NO_BUFFER) 62 return (GSS_S_CALL_INACCESSIBLE_WRITE); 63 64 return (GSS_S_COMPLETE); 65 } 66 67 68 OM_uint32 KRB5_CALLCONV 69 gss_get_mic (minor_status, 70 context_handle, 71 qop_req, 72 message_buffer, 73 msg_token) 74 75 OM_uint32 * minor_status; 76 gss_ctx_id_t context_handle; 77 gss_qop_t qop_req; 78 gss_buffer_t message_buffer; 79 gss_buffer_t msg_token; 80 81 { 82 OM_uint32 status; 83 gss_union_ctx_id_t ctx; 84 gss_mechanism mech; 85 86 status = val_get_mic_args(minor_status, context_handle, 87 qop_req, message_buffer, msg_token); 88 if (status != GSS_S_COMPLETE) 89 return (status); 90 91 /* 92 * select the approprate underlying mechanism routine and 93 * call it. 94 */ 95 96 ctx = (gss_union_ctx_id_t) context_handle; 97 if (ctx->internal_ctx_id == GSS_C_NO_CONTEXT) 98 return (GSS_S_NO_CONTEXT); 99 mech = gssint_get_mechanism (ctx->mech_type); 100 101 if (mech) { 102 if (mech->gss_get_mic) { 103 status = mech->gss_get_mic( 104 minor_status, 105 ctx->internal_ctx_id, 106 qop_req, 107 message_buffer, 108 msg_token); 109 if (status != GSS_S_COMPLETE) 110 map_error(minor_status, mech); 111 } else 112 status = GSS_S_UNAVAILABLE; 113 114 return(status); 115 } 116 117 return (GSS_S_BAD_MECH); 118 } 119 120 OM_uint32 KRB5_CALLCONV 121 gss_sign (minor_status, 122 context_handle, 123 qop_req, 124 message_buffer, 125 msg_token) 126 127 OM_uint32 * minor_status; 128 gss_ctx_id_t context_handle; 129 int qop_req; 130 gss_buffer_t message_buffer; 131 gss_buffer_t msg_token; 132 133 { 134 return (gss_get_mic(minor_status, context_handle, (gss_qop_t) qop_req, 135 message_buffer, msg_token)); 136 } 137