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#include <gssapi.h>
#include <string.h>
void gssapi_errmsg(OM_uint32 major, OM_uint32 minor, char *buf, size_t size)
{
OM_uint32 message_context;
OM_uint32 status_code;
OM_uint32 maj_status;
OM_uint32 min_status;
gss_buffer_desc status_string;
char *p= buf;
char *end= buf + size - 1;
int types[] = {GSS_C_GSS_CODE,GSS_C_MECH_CODE};
for(int i= 0; i < 2;i++)
{
message_context= 0;
status_code= types[i] == GSS_C_GSS_CODE?major:minor;
if(!status_code)
continue;
do
{
maj_status = gss_display_status(
&min_status,
status_code,
types[i],
GSS_C_NO_OID,
&message_context,
&status_string);
if(maj_status)
break;
if(p + status_string.length + 2 < end)
{
memcpy(p,status_string.value, status_string.length);
p += status_string.length;
*p++ = '.';
*p++ = ' ';
}
gss_release_buffer(&min_status, &status_string);
}
while (message_context != 0);
}
*p= 0;
}
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