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