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/* This file is part of the Project Athena Zephyr Notification System.
* It contains source for the ZParseNotice function.
*
* Created by: Robert French
*
* $Source$
* $Author$
*
* Copyright (c) 1987 by the Massachusetts Institute of Technology.
* For copying and distribution information, see the file
* "mit-copyright.h".
*/
/* $Header$ */
#include <zephyr/mit-copyright.h>
#include <zephyr/zephyr_internal.h>
Code_t ZParseNotice(buffer,len,notice,auth)
ZPacket_t buffer;
int len;
ZNotice_t *notice;
int *auth;
{
char *ptr;
int i;
unsigned int temp[3];
ptr = buffer;
if (Z_ReadField(&ptr,temp,1))
return (ZERR_BADPKT);
if (*temp != ZVERSION)
return (ZERR_VERS);
if (Z_ReadField(&ptr,temp,1))
return (ZERR_BADPKT);
notice->z_kind = (ZNotice_Kind_t)*temp;
if (Z_ReadField(&ptr,temp,1))
return (ZERR_BADPKT);
notice->z_port = (short)*temp;
if (Z_ReadField(&ptr,temp,2))
return (ZERR_BADPKT);
bcopy(temp,notice->z_checksum,sizeof(ZChecksum_t));
if (Z_ReadField(&ptr,temp,3))
return (ZERR_BADPKT);
bcopy(temp,¬ice->z_uid,sizeof(ZUnique_Id_t));
notice->z_class = ptr;
ptr += strlen(ptr)+1;
notice->z_class_inst = ptr;
ptr += strlen(ptr)+1;
notice->z_opcode = ptr;
ptr += strlen(ptr)+1;
notice->z_sender = ptr;
ptr += strlen(ptr)+1;
notice->z_recipient = ptr;
ptr += strlen(ptr)+1;
notice->z_message = (caddr_t) ptr;
notice->z_message_len = len-(ptr-buffer);
*auth = 0;
return (ZERR_NONE);
}
int Z_ReadField(ptr,temp,num)
char **ptr;
int *temp;
int num;
{
int i;
char *space;
for (i=0;i<num;i++) {
space = (char *)index(*ptr,' ');
if ((*ptr)[0] != '0' || (*ptr)[1] != 'x')
return (1);
sscanf(*ptr+2,"%x",temp+i);
if (space)
*ptr = space+1;
else
*ptr += strlen(*ptr);
if (!*ptr && i != num-1)
return (1);
}
if (**ptr)
return (1);
(*ptr)++;
return (0);
}
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