16f56ac4cd
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1579 ec53bebd-3082-4978-b11e-865c3cabbd6b
37 lines
846 B
C
37 lines
846 B
C
#include "gssapi_locl.h"
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RCSID("$Id$");
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/*
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* Remove the GSS-API wrapping from `in_token' giving `out_data.
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* Does not copy data, so just free `in_token'.
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*/
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OM_uint32
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gssapi_krb5_decapsulate(
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gss_buffer_t input_token_buffer,
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krb5_data *out_data,
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u_char *type
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)
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{
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u_char *p;
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size_t len;
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p = input_token_buffer->value;
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len = GSS_KRB5_MECHANISM->length + 6;
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if (
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input_token_buffer->length < len
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|| memcmp (p, "\x60\x07\x06\x05", 4) != 0
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|| memcmp (p + 4, GSS_KRB5_MECHANISM->elements,
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GSS_KRB5_MECHANISM->length) != 0)
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return GSS_S_BAD_MECH;
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if (memcmp (p + 4 + GSS_KRB5_MECHANISM->length,
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type, 2) != 0)
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return GSS_S_DEFECTIVE_TOKEN;
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out_data->length = input_token_buffer->length - len;
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out_data->data = (u_char *)input_token_buffer->value + len;
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return GSS_S_COMPLETE;
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}
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