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34 * Message protection services: wrap.
37 #include "gssapiP_eap.h"
40 gss_wrap(OM_uint32 *minor,
44 gss_buffer_t input_message_buffer,
46 gss_buffer_t output_message_buffer)
50 if (ctx == GSS_C_NO_CONTEXT) {
52 return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT;
57 GSSEAP_MUTEX_LOCK(&ctx->mutex);
59 if (!CTX_IS_ESTABLISHED(ctx)) {
60 major = GSS_S_NO_CONTEXT;
61 *minor = GSSEAP_CONTEXT_INCOMPLETE;
65 major = gssEapWrap(minor, ctx, conf_req_flag, qop_req,
67 conf_state, output_message_buffer);
72 GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
78 gssEapWrap(OM_uint32 *minor,
82 gss_buffer_t input_message_buffer,
84 gss_buffer_t output_message_buffer)
86 OM_uint32 major, tmpMinor;
87 gss_iov_buffer_desc iov[4];
91 iov[0].type = GSS_IOV_BUFFER_TYPE_HEADER;
92 iov[0].buffer.value = NULL;
93 iov[0].buffer.length = 0;
95 iov[1].type = GSS_IOV_BUFFER_TYPE_DATA;
96 iov[1].buffer = *input_message_buffer;
98 iov[2].type = GSS_IOV_BUFFER_TYPE_PADDING;
99 iov[2].buffer.value = NULL;
100 iov[2].buffer.length = 0;
102 iov[3].type = GSS_IOV_BUFFER_TYPE_TRAILER;
103 iov[3].buffer.value = NULL;
104 iov[3].buffer.length = 0;
106 major = gssEapWrapIovLength(minor, ctx, conf_req_flag, qop_req,
108 if (GSS_ERROR(major)) {
112 for (i = 0, output_message_buffer->length = 0; i < 4; i++) {
113 output_message_buffer->length += iov[i].buffer.length;
116 output_message_buffer->value = GSSEAP_MALLOC(output_message_buffer->length);
117 if (output_message_buffer->value == NULL) {
119 return GSS_S_FAILURE;
122 for (i = 0, p = output_message_buffer->value; i < 4; i++) {
123 if (iov[i].type == GSS_IOV_BUFFER_TYPE_DATA) {
124 memcpy(p, input_message_buffer->value, input_message_buffer->length);
126 iov[i].buffer.value = p;
127 p += iov[i].buffer.length;
130 major = gssEapWrapOrGetMIC(minor, ctx, conf_req_flag, conf_state,
131 iov, 4, TOK_TYPE_WRAP);
132 if (GSS_ERROR(major)) {
133 gss_release_buffer(&tmpMinor, output_message_buffer);