2 Unix SMB/CIFS implementation.
3 Samba utility functions
5 Copyright (C) Andrew Tridgell 1992-2001
6 Copyright (C) Simo Sorce 2001-2002
7 Copyright (C) Martin Pool 2003
8 Copyright (C) James Peach 2005
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 3 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 Do a case-insensitive, whitespace-ignoring ASCII string compare.
29 _PUBLIC_ int strwicmp(const char *psz1, const char *psz2)
31 /* if BOTH strings are NULL, return TRUE, if ONE is NULL return */
32 /* appropriate value. */
35 else if (psz1 == NULL)
37 else if (psz2 == NULL)
40 /* sync the strings on first non-whitespace */
42 while (isspace((int)*psz1))
44 while (isspace((int)*psz2))
48 * This does not do a genuine multi-byte comparison,
49 * instead it just uses the fast-path for ASCII in
50 * these common routines
52 if (toupper_m((unsigned char)*psz1) != toupper_m((unsigned char)*psz2)
59 return (*psz1 - *psz2);
62 _PUBLIC_ size_t ucs2_align(const void *base_ptr, const void *p, int flags)
64 if (flags & (STR_NOALIGN|STR_ASCII))
66 return PTR_DIFF(p, base_ptr) & 1;
71 NOTE: oldc and newc must be 7 bit characters
73 void string_replace( char *s, char oldc, char newc )
77 /* this is quite a common operation, so we want it to be
78 fast. We optimise for the ascii case, knowing that all our
79 supported multi-byte character sets are ascii-compatible
80 (ie. they match for the first 128 chars) */
82 for (p = s; *p; p++) {
83 if (*p & 0x80) /* mb string - slow path. */
94 #ifdef BROKEN_UNICODE_COMPOSE_CHARACTERS
95 /* With compose characters we must restart from the beginning. JRA. */
101 next_codepoint(p, &c_size);
114 Paranoid strcpy into a buffer of given length (includes terminating
115 zero. Strips out all but 'a-Z0-9' and the character in other_safe_chars
116 and replaces with '_'. Deliberately does *NOT* check for multibyte
117 characters. Treats src as an array of bytes, not as a multibyte
118 string. Any byte >0x7f is automatically converted to '_'.
119 other_safe_chars must also contain an ascii string (bytes<0x7f).
122 char *alpha_strcpy(char *dest,
124 const char *other_safe_chars,
130 smb_panic("ERROR: NULL dest in alpha_strcpy");
139 if (len >= maxlength)
142 if (!other_safe_chars)
143 other_safe_chars = "";
145 for(i = 0; i < len; i++) {
146 int val = (src[i] & 0xff);
151 if (isupper(val) || islower(val) ||
152 isdigit(val) || strchr(other_safe_chars, val))