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Diffstat (limited to 'pjlib/src/pj/os_info.c')
-rw-r--r--pjlib/src/pj/os_info.c319
1 files changed, 319 insertions, 0 deletions
diff --git a/pjlib/src/pj/os_info.c b/pjlib/src/pj/os_info.c
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+++ b/pjlib/src/pj/os_info.c
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+/* $Id: os_info.c 3553 2011-05-05 06:14:19Z nanang $ */
+/*
+ * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <pj/os.h>
+#include <pj/ctype.h>
+#include <pj/errno.h>
+#include <pj/string.h>
+
+/*
+ * FYI these links contain useful infos about predefined macros across
+ * platforms:
+ * - http://predef.sourceforge.net/preos.html
+ */
+
+#if defined(PJ_HAS_SYS_UTSNAME_H) && PJ_HAS_SYS_UTSNAME_H != 0
+/* For uname() */
+# include <sys/utsname.h>
+# include <stdlib.h>
+# define PJ_HAS_UNAME 1
+#endif
+
+#if defined(PJ_HAS_LIMITS_H) && PJ_HAS_LIMITS_H != 0
+/* Include <limits.h> to get <features.h> to get various glibc macros.
+ * See http://predef.sourceforge.net/prelib.html
+ */
+# include <limits.h>
+#endif
+
+#if defined(_MSC_VER)
+/* For all Windows including mobile */
+# include <windows.h>
+#endif
+
+#if defined(PJ_DARWINOS) && PJ_DARWINOS != 0
+# include "TargetConditionals.h"
+#endif
+
+#ifndef PJ_SYS_INFO_BUFFER_SIZE
+# define PJ_SYS_INFO_BUFFER_SIZE 64
+#endif
+
+
+#if defined(PJ_DARWINOS) && PJ_DARWINOS != 0 && TARGET_OS_IPHONE
+ void pj_iphone_os_get_sys_info(pj_sys_info *si, pj_str_t *si_buffer);
+#endif
+
+#if defined(PJ_SYMBIAN) && PJ_SYMBIAN != 0
+ PJ_BEGIN_DECL
+ unsigned pj_symbianos_get_model_info(char *buf, unsigned buf_size);
+ unsigned pj_symbianos_get_platform_info(char *buf, unsigned buf_size);
+ void pj_symbianos_get_sdk_info(pj_str_t *name, pj_uint32_t *ver);
+ PJ_END_DECL
+#endif
+
+
+static char *ver_info(pj_uint32_t ver, char *buf)
+{
+ int len;
+
+ if (ver == 0) {
+ *buf = '\0';
+ return buf;
+ }
+
+ sprintf(buf, "-%u.%u",
+ (ver & 0xFF000000) >> 24,
+ (ver & 0x00FF0000) >> 16);
+ len = strlen(buf);
+
+ if (ver & 0xFFFF) {
+ sprintf(buf+len, ".%u", (ver & 0xFF00) >> 8);
+ len = strlen(buf);
+
+ if (ver & 0x00FF) {
+ sprintf(buf+len, ".%u", (ver & 0xFF));
+ }
+ }
+
+ return buf;
+}
+
+static pj_uint32_t parse_version(char *str)
+{
+ char *tok;
+ int i, maxtok;
+ pj_uint32_t version = 0;
+
+ while (*str && !pj_isdigit(*str))
+ str++;
+
+ maxtok = 4;
+ for (tok = strtok(str, ".-"), i=0; tok && i<maxtok;
+ ++i, tok=strtok(NULL, ".-"))
+ {
+ int n;
+
+ if (!pj_isdigit(*tok))
+ break;
+
+ n = atoi(tok);
+ version |= (n << ((3-i)*8));
+ }
+
+ return version;
+}
+
+PJ_DEF(const pj_sys_info*) pj_get_sys_info(void)
+{
+ static char si_buffer[PJ_SYS_INFO_BUFFER_SIZE];
+ static pj_sys_info si;
+ static pj_bool_t si_initialized;
+ unsigned left = PJ_SYS_INFO_BUFFER_SIZE, len;
+
+ if (si_initialized)
+ return &si;
+
+ si.machine.ptr = si.os_name.ptr = si.sdk_name.ptr = si.info.ptr = "";
+
+#define ALLOC_CP_STR(str,field) \
+ do { \
+ len = pj_ansi_strlen(str); \
+ if (len && left >= len+1) { \
+ si.field.ptr = si_buffer + PJ_SYS_INFO_BUFFER_SIZE - left; \
+ si.field.slen = len; \
+ pj_memcpy(si.field.ptr, str, len+1); \
+ left -= (len+1); \
+ } \
+ } while (0)
+
+ /*
+ * Machine and OS info.
+ */
+#if defined(PJ_HAS_UNAME) && PJ_HAS_UNAME
+ #if defined(PJ_DARWINOS) && PJ_DARWINOS != 0 && TARGET_OS_IPHONE && \
+ (!defined TARGET_IPHONE_SIMULATOR || TARGET_IPHONE_SIMULATOR == 0)
+ {
+ pj_str_t buf = {si_buffer + PJ_SYS_INFO_BUFFER_SIZE - left, left};
+ pj_str_t machine = {"arm", 3};
+ pj_str_t sdk_name = {"iOS-SDK", 7};
+ char tmp[PJ_SYS_INFO_BUFFER_SIZE];
+
+ pj_iphone_os_get_sys_info(&si, &buf);
+ left -= si.os_name.slen + 1;
+
+ si.os_ver = parse_version(si.machine.ptr);
+
+ si.machine = machine;
+ si.sdk_name = sdk_name;
+
+ #ifdef PJ_SDK_NAME
+ pj_memcpy(tmp, PJ_SDK_NAME, pj_ansi_strlen(PJ_SDK_NAME) + 1);
+ si.sdk_ver = parse_version(tmp);
+ #endif
+ }
+ #else
+ {
+ struct utsname u;
+
+ /* Successful uname() returns zero on Linux and positive value
+ * on OpenSolaris.
+ */
+ if (uname(&u) == -1)
+ goto get_sdk_info;
+
+ ALLOC_CP_STR(u.machine, machine);
+ ALLOC_CP_STR(u.sysname, os_name);
+
+ si.os_ver = parse_version(u.release);
+ }
+ #endif
+#elif defined(_MSC_VER)
+ {
+ OSVERSIONINFO ovi;
+
+ ovi.dwOSVersionInfoSize = sizeof(ovi);
+
+ if (GetVersionEx(&ovi) == FALSE)
+ goto get_sdk_info;
+
+ si.os_ver = (ovi.dwMajorVersion << 24) |
+ (ovi.dwMinorVersion << 16);
+ #if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE
+ si.os_name = pj_str("wince");
+ #else
+ si.os_name = pj_str("win32");
+ #endif
+ }
+
+ {
+ SYSTEM_INFO wsi;
+
+ GetSystemInfo(&wsi);
+ switch (wsi.wProcessorArchitecture) {
+ #if defined(PJ_WIN32_WINCE) && PJ_WIN32_WINCE
+ case PROCESSOR_ARCHITECTURE_ARM:
+ si.machine = pj_str("arm");
+ break;
+ case PROCESSOR_ARCHITECTURE_SHX:
+ si.machine = pj_str("shx");
+ break;
+ #else
+ case PROCESSOR_ARCHITECTURE_AMD64:
+ si.machine = pj_str("x86_64");
+ break;
+ case PROCESSOR_ARCHITECTURE_IA64:
+ si.machine = pj_str("ia64");
+ break;
+ case PROCESSOR_ARCHITECTURE_INTEL:
+ si.machine = pj_str("i386");
+ break;
+ #endif /* PJ_WIN32_WINCE */
+ }
+ }
+#elif defined(PJ_SYMBIAN) && PJ_SYMBIAN != 0
+ {
+ pj_symbianos_get_model_info(si_buffer, sizeof(si_buffer));
+ ALLOC_CP_STR(si_buffer, machine);
+
+ char *p = si_buffer + sizeof(si_buffer) - left;
+ unsigned plen;
+ plen = pj_symbianos_get_platform_info(p, left);
+ if (plen) {
+ /* Output format will be "Series60vX.X" */
+ si.os_name = pj_str("S60");
+ si.os_ver = parse_version(p+9);
+ } else {
+ si.os_name = pj_str("Unknown");
+ }
+ }
+#endif
+
+ /*
+ * SDK info.
+ */
+get_sdk_info:
+
+#if defined(__GLIBC__)
+ si.sdk_ver = (__GLIBC__ << 24) |
+ (__GLIBC_MINOR__ << 16);
+ si.sdk_name = pj_str("glibc");
+#elif defined(__GNU_LIBRARY__)
+ si.sdk_ver = (__GNU_LIBRARY__ << 24) |
+ (__GNU_LIBRARY_MINOR__ << 16);
+ si.sdk_name = pj_str("libc");
+#elif defined(__UCLIBC__)
+ si.sdk_ver = (__UCLIBC_MAJOR__ << 24) |
+ (__UCLIBC_MINOR__ << 16);
+ si.sdk_name = pj_str("uclibc");
+#elif defined(_WIN32_WCE) && _WIN32_WCE
+ /* Old window mobile declares _WIN32_WCE as decimal (e.g. 300, 420, etc.),
+ * but then it was changed to use hex, e.g. 0x420, etc. See
+ * http://social.msdn.microsoft.com/forums/en-US/vssmartdevicesnative/thread/8a97c59f-5a1c-4bc6-99e6-427f065ff439/
+ */
+ #if _WIN32_WCE <= 500
+ si.sdk_ver = ( (_WIN32_WCE / 100) << 24) |
+ ( ((_WIN32_WCE % 100) / 10) << 16) |
+ ( (_WIN32_WCE % 10) << 8);
+ #else
+ si.sdk_ver = ( ((_WIN32_WCE & 0xFF00) >> 8) << 24) |
+ ( ((_WIN32_WCE & 0x00F0) >> 4) << 16) |
+ ( ((_WIN32_WCE & 0x000F) >> 0) << 8);
+ #endif
+ si.sdk_name = pj_str("cesdk");
+#elif defined(_MSC_VER)
+ /* No SDK info is easily obtainable for Visual C, so lets just use
+ * _MSC_VER. The _MSC_VER macro reports the major and minor versions
+ * of the compiler. For example, 1310 for Microsoft Visual C++ .NET 2003.
+ * 1310 represents version 13 and a 1.0 point release.
+ * The Visual C++ 2005 compiler version is 1400.
+ */
+ si.sdk_ver = ((_MSC_VER / 100) << 24) |
+ (((_MSC_VER % 100) / 10) << 16) |
+ ((_MSC_VER % 10) << 8);
+ si.sdk_name = pj_str("msvc");
+#elif defined(PJ_SYMBIAN) && PJ_SYMBIAN != 0
+ pj_symbianos_get_sdk_info(&si.sdk_name, &si.sdk_ver);
+#endif
+
+ /*
+ * Build the info string.
+ */
+ {
+ char tmp[PJ_SYS_INFO_BUFFER_SIZE];
+ char os_ver[20], sdk_ver[20];
+ int cnt;
+
+ cnt = pj_ansi_snprintf(tmp, sizeof(tmp),
+ "%s%s%s%s%s%s%s",
+ si.os_name.ptr,
+ ver_info(si.os_ver, os_ver),
+ (si.machine.slen ? "/" : ""),
+ si.machine.ptr,
+ (si.sdk_name.slen ? "/" : ""),
+ si.sdk_name.ptr,
+ ver_info(si.sdk_ver, sdk_ver));
+ if (cnt > 0 && cnt < (int)sizeof(tmp)) {
+ ALLOC_CP_STR(tmp, info);
+ }
+ }
+
+ si_initialized = PJ_TRUE;
+ return &si;
+}
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