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/*
* $Source$
* $Author$
*
* Copyright 1990 by the Massachusetts Institute of Technology.
*
* For copying and distribution information, please see the file
* <krb5/copyright.h>.
*
* krb_net_read for krb425
*/
#if !defined(lint) && !defined(SABER)
static char rcsid_net_read_c[] =
"$Id$";
#endif /* !lint & !SABER */
#include <krb5/copyright.h>
#include "krb425.h"
int
krb_net_read(fd,buf,len)
int fd;
char *buf;
int len;
{
extern int read();
int cc, len2 = 0;
#ifdef EBUG
char *obuf = buf;
#endif
do {
cc = read(fd, buf, len);
if (cc < 0)
return(cc); /* errno is already set */
else if (cc == 0) {
return(len2);
} else {
buf += cc;
len2 += cc;
len -= cc;
}
} while (len > 0);
#ifdef EBUG
buf = obuf;
EPRINT "Read data: ``");
for (cc = 0; cc < len2 && cc < 24; ++cc) {
fprintf(stderr, "%c", (buf[cc] < ' ' || buf[cc] > '~') ? '.' : buf[cc]);
}
if (cc < len2) {
fprintf(stderr, "''(%d)\n", len2);
} else {
fprintf(stderr, "''\n");
}
#endif
return(len2);
}
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