1 /* ========================================================================
2 * Copyright 1988-2006 University of Washington
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 *
11 * ========================================================================
12 */
13
14 /*
15 * Program: Windows/TOPS-20 newline routines
16 *
17 * Author: Mark Crispin
18 * Networks and Distributed Computing
19 * Computing & Communications
20 * University of Washington
21 * Administration Building, AG-44
22 * Seattle, WA 98195
23 * Internet: MRC@CAC.Washington.EDU
24 *
25 * Date: 1 August 1988
26 * Last Edited: 30 August 2006
27 */
28
29 /* Copy string with CRLF newlines
30 * Accepts: destination string
31 * pointer to size of destination string buffer
32 * source string
33 * length of source string
34 * Returns: length of copied string
35 */
36
strcrlfcpy(unsigned char ** dst,unsigned long * dstl,unsigned char * src,unsigned long srcl)37 unsigned long strcrlfcpy (unsigned char **dst,unsigned long *dstl,
38 unsigned char *src,unsigned long srcl)
39 {
40 /* flush destination buffer if too small */
41 if (*dst && (srcl > *dstl)) fs_give ((void **) dst);
42 if (!*dst) { /* make a new buffer if needed */
43 *dst = (char *) fs_get ((size_t) (*dstl = srcl) + 1);
44 if (dstl) *dstl = srcl; /* return new buffer length to main program */
45 }
46 /* copy strings */
47 if (srcl) memcpy (*dst,src,(size_t) srcl);
48 *(*dst + srcl) = '\0'; /* tie off destination */
49 return srcl; /* return length */
50 }
51
52
53 /* Length of string after strcrlfcpy applied
54 * Accepts: source string
55 * Returns: length of string
56 */
57
strcrlflen(STRING * s)58 unsigned long strcrlflen (STRING *s)
59 {
60 return SIZE (s); /* no-brainer on DOS! */
61 }
62