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main_repo / cfutils.c @ master
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| 1 | 2925fdc2 | Mr. Scottbert | /* cfutils.c
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| 2 | * Routines to work around deficiencies in Core Foundation, such as the
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| 3 | * lack of a routine to convert a CFString to a C string of arbitrary
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| 4 | * size.
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| 5 | *
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| 6 | * $Id$
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| 7 | *
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| 8 | * Wireshark - Network traffic analyzer
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| 9 | * By Gerald Combs <gerald@wireshark.org>
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| 10 | * Copyright 2001 Gerald Combs
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation; either version 2
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| 15 | * of the License, or (at your option) any later version.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful,
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| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 20 | * GNU General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, write to the Free Software
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| 24 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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| 25 | */
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| 26 | |||
| 27 | #include "config.h" |
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| 28 | |||
| 29 | #ifdef HAVE_OS_X_FRAMEWORKS
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| 30 | #include <glib.h> |
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| 31 | #include <CoreFoundation/CoreFoundation.h> |
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| 32 | #include "cfutils.h" |
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| 33 | |||
| 34 | /*
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| 35 | * Convert a CFString to a UTF-8-encoded C string; the resulting string
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| 36 | * is allocated with g_malloc(). Returns NULL if the conversion fails.
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| 37 | */
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| 38 | char *
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| 39 | CFString_to_C_string(CFStringRef cfstring) |
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| 40 | {
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| 41 | CFIndex string_len; |
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| 42 | char *string;
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| 43 | |||
| 44 | string_len = CFStringGetMaximumSizeForEncoding(CFStringGetLength(cfstring), |
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| 45 | kCFStringEncodingUTF8); |
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| 46 | string = (char *)g_malloc(string_len + 1); |
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| 47 | if (!CFStringGetCString(cfstring, string, string_len + 1, |
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| 48 | kCFStringEncodingUTF8)) {
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| 49 | g_free(string); |
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| 50 | return NULL; |
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| 51 | } |
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| 52 | return string;
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| 53 | } |
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| 54 | #endif
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| 55 |