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author | Eduardo Chappa <echappa@gmx.com> | 2013-02-03 00:59:38 -0700 |
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committer | Eduardo Chappa <echappa@gmx.com> | 2013-02-03 00:59:38 -0700 |
commit | 094ca96844842928810f14844413109fc6cdd890 (patch) | |
tree | e60efbb980f38ba9308ccb4fb2b77b87bbc115f3 /imap/src/osdep/mac/nl_mac.c | |
download | alpine-094ca96844842928810f14844413109fc6cdd890.tar.xz |
Initial Alpine Version
Diffstat (limited to 'imap/src/osdep/mac/nl_mac.c')
-rw-r--r-- | imap/src/osdep/mac/nl_mac.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/imap/src/osdep/mac/nl_mac.c b/imap/src/osdep/mac/nl_mac.c new file mode 100644 index 00000000..6c42cd08 --- /dev/null +++ b/imap/src/osdep/mac/nl_mac.c @@ -0,0 +1,74 @@ +/* ======================================================================== + * Copyright 1988-2006 University of Washington + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * + * ======================================================================== + */ + +/* + * Program: Mac newline routines + * + * Author: Mark Crispin + * Networks and Distributed Computing + * Computing & Communications + * University of Washington + * Administration Building, AG-44 + * Seattle, WA 98195 + * Internet: MRC@CAC.Washington.EDU + * + * Date: 26 January 1992 + * Last Edited: 30 August 2006 + */ + +/* Copy string with CRLF newlines + * Accepts: destination string + * pointer to size of destination string buffer + * source string + * length of source string + * Returns: length of copied string + */ + +unsigned long strcrlfcpy (unsigned char **dst,unsigned long *dstl, + unsigned char *src,unsigned long srcl) +{ + long i,j; + unsigned char c,*d = src; + if (*dst) { /* destination provided? */ + if ((i = srcl * 2) > *dstl) /* calculate worst-case situation */ + for (i = j = srcl; j; --j) if (*d++ == '\015') i++; + /* flush destination buffer if too small */ + if (i > *dstl) fs_give ((void **) dst); + } + /* make a new buffer if needed */ + if (!*dst) *dst = (char *) fs_get ((*dstl = i) + 1); + d = *dst; /* destination string */ + if (srcl) do { /* copy string */ + c = *d++ = *src++; /* copy character */ + /* append line feed to bare CR */ + if ((c == '\015') && (*src != '\012')) *d++ = '\012'; + } while (--srcl); + *d = '\0'; /* tie off destination */ + return d - *dst; /* return length */ +} + + +/* Length of string after strcrlfcpy applied + * Accepts: source string + * Returns: length of string + */ + +unsigned long strcrlflen (STRING *s) +{ + unsigned long pos = GETPOS (s); + unsigned long i = SIZE (s); + unsigned long j = i; + while (j--) if ((SNX (s) == '\015') && ((CHR (s) != '\012') || !j)) i++; + SETPOS (s,pos); /* restore old position */ + return i; +} |