diff options
| author | Benny Prijono <bennylp@teluu.com> | 2005-11-13 19:40:44 +0000 |
|---|---|---|
| committer | Benny Prijono <bennylp@teluu.com> | 2005-11-13 19:40:44 +0000 |
| commit | a08b589d09d5197f9a76d549a189e4686bd2ca8c (patch) | |
| tree | 549904e7680dfab96b3ce579b1843c5d58107100 /pjlib/src/pj/guid_simple.c | |
| parent | 8df70c6d5fef443506618bf31b686d53fef3f259 (diff) | |
Applying license to pjproject
git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@49 74dad513-b988-da41-8d7b-12977e46ad98
Diffstat (limited to 'pjlib/src/pj/guid_simple.c')
| -rw-r--r-- | pjlib/src/pj/guid_simple.c | 125 |
1 files changed, 73 insertions, 52 deletions
diff --git a/pjlib/src/pj/guid_simple.c b/pjlib/src/pj/guid_simple.c index 6e41672a..4fb0a672 100644 --- a/pjlib/src/pj/guid_simple.c +++ b/pjlib/src/pj/guid_simple.c @@ -1,52 +1,73 @@ -/* $Id$ - * - */ -#include <pj/guid.h> -#include <pj/os.h> -#include <pj/rand.h> -#include <pj/string.h> -#include <pj/compat/sprintf.h> - -const unsigned PJ_GUID_STRING_LENGTH=20; - -static void init_mac_address(unsigned char mac_addr[16]) -{ - unsigned long *ulval1 = (unsigned long*) &mac_addr[0]; - unsigned short *usval1 = (unsigned short*) &mac_addr[4]; - - *ulval1 = pj_rand(); - *usval1 = (unsigned short) pj_rand(); -} - -PJ_DEF(pj_str_t*) pj_generate_unique_string(pj_str_t *str) -{ - static int guid_initialized; - static unsigned pid; - static char str_pid[5]; - static unsigned char mac_addr[6]; - static char str_mac_addr[16]; - static unsigned clock_seq; - - PJ_CHECK_STACK(); - - if (guid_initialized == 0) { - pid = pj_getpid(); - init_mac_address(mac_addr); - clock_seq = 0; - - sprintf(str_pid, "%04x", pid); - sprintf(str_mac_addr, "%02x%02x%02x%02x%02x%02x", - mac_addr[0], mac_addr[1], mac_addr[2], - mac_addr[3], mac_addr[4], mac_addr[5]); - - guid_initialized = 1; - } - - strcpy(str->ptr, str_pid); - sprintf(str->ptr+4, "%04x", clock_seq++); - pj_memcpy(str->ptr+8, str_mac_addr, 12); - str->slen = 20; - - return str; -} - +/* $Id$
+ *
+ */
+/*
+ * PJLIB - PJ Foundation Library
+ * (C)2003-2005 Benny Prijono <bennylp@bulukucing.org>
+ *
+ * Author:
+ * Benny Prijono <bennylp@bulukucing.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <pj/guid.h>
+#include <pj/os.h>
+#include <pj/rand.h>
+#include <pj/string.h>
+#include <pj/compat/sprintf.h>
+
+const unsigned PJ_GUID_STRING_LENGTH=20;
+
+static void init_mac_address(unsigned char mac_addr[16])
+{
+ unsigned long *ulval1 = (unsigned long*) &mac_addr[0];
+ unsigned short *usval1 = (unsigned short*) &mac_addr[4];
+
+ *ulval1 = pj_rand();
+ *usval1 = (unsigned short) pj_rand();
+}
+
+PJ_DEF(pj_str_t*) pj_generate_unique_string(pj_str_t *str)
+{
+ static int guid_initialized;
+ static unsigned pid;
+ static char str_pid[5];
+ static unsigned char mac_addr[6];
+ static char str_mac_addr[16];
+ static unsigned clock_seq;
+
+ PJ_CHECK_STACK();
+
+ if (guid_initialized == 0) {
+ pid = pj_getpid();
+ init_mac_address(mac_addr);
+ clock_seq = 0;
+
+ sprintf(str_pid, "%04x", pid);
+ sprintf(str_mac_addr, "%02x%02x%02x%02x%02x%02x",
+ mac_addr[0], mac_addr[1], mac_addr[2],
+ mac_addr[3], mac_addr[4], mac_addr[5]);
+
+ guid_initialized = 1;
+ }
+
+ strcpy(str->ptr, str_pid);
+ sprintf(str->ptr+4, "%04x", clock_seq++);
+ pj_memcpy(str->ptr+8, str_mac_addr, 12);
+ str->slen = 20;
+
+ return str;
+}
+
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