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/*++
/* NAME
/* mail_command_read 3
/* SUMMARY
/* single-command server
/* SYNOPSIS
/* #include <mail_proto.h>
/*
/* int mail_command_read(stream, format, ...)
/* VSTREAM *stream;
/* char *format;
/* DESCRIPTION
/* This module implements the server interface for single-command
/* requests: a clients sends a single command and expects a single
/* completion status code.
/*
/* Arguments:
/* .IP stream
/* Server endpoint.
/* .IP format
/* Format string understood by mail_print(3) and mail_scan(3).
/* DIAGNOSTICS
/* Fatal: out of memory.
/* SEE ALSO
/* mail_scan(3)
/* mail_command_write(3) client interface
/* LICENSE
/* .ad
/* .fi
/* The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/* Wietse Venema
/* IBM T.J. Watson Research
/* P.O. Box 704
/* Yorktown Heights, NY 10598, USA
/*--*/
/* System library. */
#include <sys_defs.h>
#include <stdlib.h> /* 44BSD stdarg.h uses abort() */
#include <stdarg.h>
#include <string.h>
/* Utility library. */
#include <vstring.h>
#include <vstream.h>
/* Global library. */
#include "mail_proto.h"
/* mail_command_read - read single-command request */
int mail_command_read(VSTREAM *stream, char *fmt,...)
{
VSTRING *eof = vstring_alloc(10);
va_list ap;
int count;
va_start(ap, fmt);
count = mail_vscan(stream, fmt, ap);
va_end(ap);
if (mail_scan(stream, "%s", eof) != 1 || strcmp(vstring_str(eof), MAIL_EOF))
count = -1;
vstring_free(eof);
return (count);
}
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