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34 * Message protection services: verify a message integrity check.
37 #include "gssapiP_eap.h"
40 gss_verify_mic(OM_uint32 *minor,
42 gss_buffer_t message_buffer,
43 gss_buffer_t message_token,
47 gss_iov_buffer_desc iov[3];
50 if (message_token->length < 16) {
51 *minor = GSSEAP_TOK_TRUNC;
57 iov[0].type = GSS_IOV_BUFFER_TYPE_DATA;
58 iov[0].buffer = *message_buffer;
60 iov[1].type = GSS_IOV_BUFFER_TYPE_HEADER;
61 iov[1].buffer.length = 16;
62 iov[1].buffer.value = message_token->value;
64 iov[2].type = GSS_IOV_BUFFER_TYPE_TRAILER;
65 iov[2].buffer.length = message_token->length - 16;
66 iov[2].buffer.value = (unsigned char *)message_token->value + 16;
68 GSSEAP_MUTEX_LOCK(&ctx->mutex);
70 major = gssEapUnwrapOrVerifyMIC(minor, ctx, &conf_state, qop_state,
71 iov, 3, TOK_TYPE_MIC);
73 GSSEAP_MUTEX_UNLOCK(&ctx->mutex);