diff options
author | Sven Gothel <[email protected]> | 2015-03-28 01:43:35 +0100 |
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committer | Sven Gothel <[email protected]> | 2015-03-28 01:43:35 +0100 |
commit | 4207f9c279e832e3afcb3f5fc6cd8d84cb4cfe4c (patch) | |
tree | cf3671058d55b47ab6cb6f36f369928606137628 /LibOVR/Src/Kernel/OVR_Std.h | |
parent | c29cd1a2fbff6282bab956ad61661ac9d48c4e6e (diff) |
Bump OculusVR RIFT SDK to 0.5.0.1vanilla_0.5.0.1
Diffstat (limited to 'LibOVR/Src/Kernel/OVR_Std.h')
-rw-r--r-- | LibOVR/Src/Kernel/OVR_Std.h | 638 |
1 files changed, 0 insertions, 638 deletions
diff --git a/LibOVR/Src/Kernel/OVR_Std.h b/LibOVR/Src/Kernel/OVR_Std.h deleted file mode 100644 index 6a14231..0000000 --- a/LibOVR/Src/Kernel/OVR_Std.h +++ /dev/null @@ -1,638 +0,0 @@ -/************************************************************************************ - -PublicHeader: OVR_Kernel.h -Filename : OVR_Std.h -Content : Standard C function interface -Created : September 19, 2012 -Notes : - -Copyright : Copyright 2014 Oculus VR, LLC All Rights reserved. - -Licensed under the Oculus VR Rift SDK License Version 3.2 (the "License"); -you may not use the Oculus VR Rift SDK except in compliance with the License, -which is provided at the time of installation or download, or which -otherwise accompanies this software in either electronic or hard copy form. - -You may obtain a copy of the License at - -http://www.oculusvr.com/licenses/LICENSE-3.2 - -Unless required by applicable law or agreed to in writing, the Oculus VR SDK -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. - -************************************************************************************/ - -#ifndef OVR_Std_h -#define OVR_Std_h - -#include "OVR_Types.h" -#include <stdarg.h> // for va_list args -#include <string.h> -#include <stdio.h> -#include <stdlib.h> -#include <ctype.h> - -#if defined(OVR_CC_MSVC) && (OVR_CC_MSVC >= 1400) -#define OVR_MSVC_SAFESTRING -#include <errno.h> -#endif - -// Wide-char funcs -#include <wchar.h> -#include <wctype.h> - -namespace OVR { - -// Has the same behavior as itoa aside from also having a dest size argument. -// Return value: Pointer to the resulting null-terminated string, same as parameter str. -#if defined(OVR_OS_MS) -inline char* OVR_CDECL OVR_itoa(int val, char *dest, size_t destsize, int radix) -{ -#if defined(OVR_MSVC_SAFESTRING) - _itoa_s(val, dest, destsize, radix); - return dest; -#else - OVR_UNUSED(destsize); - return itoa(val, dest, radix); -#endif -} -#else // OVR_OS_MS -inline char* OVR_itoa(int val, char* dest, size_t len, int radix) -{ - if (val == 0) - { - if (len > 1) - { - dest[0] = '0'; - dest[1] = '\0'; - } - else if(len > 0) - dest[0] = '\0'; - return dest; - } - - // FIXME: Fix the following code to avoid memory write overruns when len is in sufficient. - int cur = val; - size_t i = 0; - size_t sign = 0; - - if (val < 0) - { - val = -val; - sign = 1; - } - - while ((val != 0) && (i < (len - 1 - sign))) - { - cur = val % radix; - val /= radix; - - if (radix == 16) - { - switch(cur) - { - case 10: - dest[i] = 'a'; - break; - case 11: - dest[i] = 'b'; - break; - case 12: - dest[i] = 'c'; - break; - case 13: - dest[i] = 'd'; - break; - case 14: - dest[i] = 'e'; - break; - case 15: - dest[i] = 'f'; - break; - default: - dest[i] = (char)('0' + cur); - break; - } - } - else - { - dest[i] = (char)('0' + cur); - } - ++i; - } - - if (sign) - { - dest[i++] = '-'; - } - - for (size_t j = 0; j < i / 2; ++j) - { - char tmp = dest[j]; - dest[j] = dest[i - 1 - j]; - dest[i - 1 - j] = tmp; - } - dest[i] = '\0'; - - return dest; -} - -#endif - - -// String functions - -inline size_t OVR_CDECL OVR_strlen(const char* str) -{ - return strlen(str); -} - -inline char* OVR_CDECL OVR_strcpy(char* dest, size_t destsize, const char* src) -{ -#if defined(OVR_MSVC_SAFESTRING) - strcpy_s(dest, destsize, src); - return dest; -#else - // FIXME: This should be a safer implementation - OVR_UNUSED(destsize); - return strcpy(dest, src); -#endif -} - - -// Acts the same as the strlcpy function. -// Copies src to dest, 0-terminating even if it involves truncating the write. -// Returns the required strlen of dest (which is one less than the required size of dest). -// strlcpy is a safer alternative to strcpy and strncpy and provides size information. -// However, it still may result in an incomplete copy. -// -// Example usage: -// char buffer[256]; -// if(OVR_strlcpy(buffer, "hello world", sizeof(buffer)) < sizeof(buffer)) -// { there was enough space } -// else -// { need a larger buffer } -// -size_t OVR_CDECL OVR_strlcpy(char* dest, const char* src, size_t destsize); - -// Acts the same as the strlcat function. -// Appends src to dest, 0-terminating even if it involves an incomplete write. -// Doesn't 0-terminate in the case that destsize is 0. -// Returns the required strlen of dest (which is one less than the required size of dest). -// The terminating 0 char of dest is overwritten by the first -// character of src, and a new 0 char is appended to dest. The required capacity -// of the destination is (strlen(src) + strlen(dest) + 1). -// strlcat is a safer alternative to strcat and provides size information. -// However, it still may result in an incomplete copy. -// -// Example usage: -// char buffer[256] = "hello "; -// if(OVR_strlcat(buffer, "world", sizeof(buffer)) < sizeof(buffer)) -// { there was enough space } -// else -// { need a larger buffer } -// -size_t OVR_CDECL OVR_strlcat(char* dest, const char* src, size_t destsize); - - -inline char* OVR_CDECL OVR_strncpy(char* dest, size_t destsize, const char* src, size_t count) -{ -#if defined(OVR_MSVC_SAFESTRING) - strncpy_s(dest, destsize, src, count); - return dest; -#else - // FIXME: This should be a safer implementation - OVR_UNUSED(destsize); - return strncpy(dest, src, count); -#endif -} - -inline char * OVR_CDECL OVR_strcat(char* dest, size_t destsize, const char* src) -{ -#if defined(OVR_MSVC_SAFESTRING) - strcat_s(dest, destsize, src); - return dest; -#else - // FIXME: This should be a safer implementation - OVR_UNUSED(destsize); - return strcat(dest, src); -#endif -} - -inline int OVR_CDECL OVR_strcmp(const char* dest, const char* src) -{ - return strcmp(dest, src); -} - -inline const char* OVR_CDECL OVR_strchr(const char* str, char c) -{ - return strchr(str, c); -} - -inline char* OVR_CDECL OVR_strchr(char* str, char c) -{ - return strchr(str, c); -} - -inline const char* OVR_strrchr(const char* str, char c) -{ - size_t len = OVR_strlen(str); - for (size_t i=len; i>0; i--) - if (str[i]==c) - return str+i; - return 0; -} - -inline const uint8_t* OVR_CDECL OVR_memrchr(const uint8_t* str, size_t size, uint8_t c) -{ - for (intptr_t i = (intptr_t)size - 1; i >= 0; i--) - { - if (str[i] == c) - return str + i; - } - return 0; -} - -inline char* OVR_CDECL OVR_strrchr(char* str, char c) -{ - size_t len = OVR_strlen(str); - for (size_t i=len; i>0; i--) - if (str[i]==c) - return str+i; - return 0; -} - - -double OVR_CDECL OVR_strtod(const char* string, char** tailptr); - -inline long OVR_CDECL OVR_strtol(const char* string, char** tailptr, int radix) -{ - return strtol(string, tailptr, radix); -} - -inline long OVR_CDECL OVR_strtoul(const char* string, char** tailptr, int radix) -{ - return strtoul(string, tailptr, radix); -} - -inline int OVR_CDECL OVR_strncmp(const char* ws1, const char* ws2, size_t size) -{ - return strncmp(ws1, ws2, size); -} - -inline uint64_t OVR_CDECL OVR_strtouq(const char *nptr, char **endptr, int base) -{ -#if defined(OVR_CC_MSVC) - return _strtoui64(nptr, endptr, base); -#else - return strtoull(nptr, endptr, base); -#endif -} - -inline int64_t OVR_CDECL OVR_strtoq(const char *nptr, char **endptr, int base) -{ -#if defined(OVR_CC_MSVC) - return _strtoi64(nptr, endptr, base); -#else - return strtoll(nptr, endptr, base); -#endif -} - - -inline int64_t OVR_CDECL OVR_atoq(const char* string) -{ -#if defined(OVR_CC_MSVC) - return _atoi64(string); -#else - return atoll(string); -#endif -} - -inline uint64_t OVR_CDECL OVR_atouq(const char* string) -{ - return OVR_strtouq(string, NULL, 10); -} - - -// Implemented in OVR_Std.cpp in platform-specific manner. -int OVR_CDECL OVR_stricmp(const char* dest, const char* src); -int OVR_CDECL OVR_strnicmp(const char* dest, const char* src, size_t count); - - -// This is like sprintf but with a destination buffer size argument. However, the behavior is different -// from vsnprintf in that the return value semantics are like sprintf (which returns -1 on capacity overflow) and -// not like snprintf (which returns intended strlen on capacity overflow). -inline size_t OVR_CDECL OVR_sprintf(char *dest, size_t destsize, const char* format, ...) -{ - va_list argList; - va_start(argList,format); - size_t ret; -#if defined(OVR_CC_MSVC) - #if defined(OVR_MSVC_SAFESTRING) - ret = _vsnprintf_s(dest, destsize, _TRUNCATE, format, argList); - OVR_ASSERT(ret != -1); - #else - OVR_UNUSED(destsize); - ret = _vsnprintf(dest, destsize - 1, format, argList); // -1 for space for the null character - OVR_ASSERT(ret != -1); - dest[destsize-1] = 0; - #endif -#else - OVR_UNUSED(destsize); - ret = vsprintf(dest, format, argList); - OVR_ASSERT(ret < destsize); -#endif - va_end(argList); - return ret; -} - - -// This is like vsprintf but with a destination buffer size argument. However, the behavior is different -// from vsnprintf in that the return value semantics are like vsprintf (which returns -1 on capacity overflow) and -// not like vsnprintf (which returns intended strlen on capacity overflow). -// Return value: -// On success, the total number of characters written is returned. -// On failure, a negative number is returned. -inline size_t OVR_CDECL OVR_vsprintf(char *dest, size_t destsize, const char * format, va_list argList) -{ - size_t ret; -#if defined(OVR_CC_MSVC) - #if defined(OVR_MSVC_SAFESTRING) - dest[0] = '\0'; - int rv = vsnprintf_s(dest, destsize, _TRUNCATE, format, argList); - if (rv == -1) - { - dest[destsize - 1] = '\0'; - ret = destsize - 1; - } - else - ret = (size_t)rv; - #else - OVR_UNUSED(destsize); - int rv = _vsnprintf(dest, destsize - 1, format, argList); - OVR_ASSERT(rv != -1); - ret = (size_t)rv; - dest[destsize-1] = 0; - #endif -#else - // FIXME: This should be a safer implementation - OVR_UNUSED(destsize); - ret = (size_t)vsprintf(dest, format, argList); - OVR_ASSERT(ret < destsize); -#endif - return ret; -} - -// Same behavior as ISO C99 vsnprintf. -// Returns the strlen of the resulting formatted string, or a negative value if the format is invalid. -// destsize specifies the capacity of the input buffer. -// -// Example usage: -// void Log(char *dest, size_t destsize, const char * format, ...) -// { -// char buffer[1024]; -// va_list argList; -// va_start(argList,format); -// int result = OVR_vsnprintf(dest, destsize, format, argList); -// assert(result < destsize); // Else we'd have to retry with a dynamically allocated buffer (of size=result+1) and new argList copy. -// va_end(argList); -// } - -inline int OVR_CDECL OVR_vsnprintf(char *dest, size_t destsize, const char * format, va_list argList) -{ - int ret; -#if defined(OVR_CC_MSVC) - OVR_DISABLE_MSVC_WARNING(4996) // 'vsnprintf': This function or variable may be unsafe. - ret = vsnprintf(dest, destsize, format, argList); // Microsoft vsnprintf is non-conforming; it returns -1 if destsize is insufficient. - if (ret < 0) // If there was a format error or if destsize was insufficient... - { - ret = _vscprintf(format, argList); // Get the expected dest strlen. If the return value is still -1 then there was a format error. - - if (destsize) // If we can 0-terminate the output... - { - if (ret < 0) - dest[0] = 0; - else - dest[destsize-1] = 0; - } - } - // Else the string was written OK and ret is its strlen. - OVR_RESTORE_MSVC_WARNING() -#else - ret = vsnprintf(dest, destsize, format, argList); -#endif - return ret; -} - - -// Same behavior as ISO C99 snprintf. -// Returns the strlen of the resulting formatted string, or a negative value if the format is invalid. -// destsize specifies the capacity of the input buffer. -// -// Example usage: -// char buffer[16]; -// int result = OVR_snprintf(buffer, sizeof(buffer), "%d", 37); -// if (result >= sizeof(buffer)) // If there was insufficient capacity... -// { -// char* p = new char[result + 1]; // Or char* p = (char*)OVR_ALLOC(result + 1); -// OVR_snprintf(p, (size_t)result, "%d", 37); -// delete[] p; -// } -// -inline int OVR_CDECL OVR_snprintf(char *dest, size_t destsize, const char * format, ...) -{ - va_list argList; - va_start(argList,format); - int ret = OVR_vsnprintf(dest, destsize, format, argList); - va_end(argList); - return ret; -} - - -// Returns the strlen of the resulting formatted string, or a negative value if the format is invalid. -// Note: If you are planning on printing a string then it's more efficient to just use OVR_vsnprintf and -// look at the return value and handle the uncommon case that there wasn't enough space. -inline int OVR_CDECL OVR_vscprintf(const char * format, va_list argList) -{ - int ret; -#if defined(OVR_CC_MSVC) - ret = _vscprintf(format, argList); -#else - ret = vsnprintf(NULL, 0, format, argList); -#endif - return ret; -} - - -wchar_t* OVR_CDECL OVR_wcscpy(wchar_t* dest, size_t destsize, const wchar_t* src); -wchar_t* OVR_CDECL OVR_wcsncpy(wchar_t* dest, size_t destsize, const wchar_t* src, size_t count); -wchar_t* OVR_CDECL OVR_wcscat(wchar_t* dest, size_t destsize, const wchar_t* src); -size_t OVR_CDECL OVR_wcslen(const wchar_t* str); -int OVR_CDECL OVR_wcscmp(const wchar_t* a, const wchar_t* b); -int OVR_CDECL OVR_wcsicmp(const wchar_t* a, const wchar_t* b); - -inline int OVR_CDECL OVR_wcsicoll(const wchar_t* a, const wchar_t* b) -{ -#if defined(OVR_OS_MS) - #if defined(OVR_CC_MSVC) && (OVR_CC_MSVC >= 1400) - return ::_wcsicoll(a, b); - #else - return ::wcsicoll(a, b); - #endif -#else - // not supported, use regular wcsicmp - return OVR_wcsicmp(a, b); -#endif -} - -inline int OVR_CDECL OVR_wcscoll(const wchar_t* a, const wchar_t* b) -{ -#if defined(OVR_OS_MS) || defined(OVR_OS_LINUX) - return wcscoll(a, b); -#else - // not supported, use regular wcscmp - return OVR_wcscmp(a, b); -#endif -} - -#ifndef OVR_NO_WCTYPE - -inline int OVR_CDECL UnicodeCharIs(const uint16_t* table, wchar_t charCode) -{ - unsigned offset = table[charCode >> 8]; - if (offset == 0) return 0; - if (offset == 1) return 1; - return (table[offset + ((charCode >> 4) & 15)] & (1 << (charCode & 15))) != 0; -} - -extern const uint16_t UnicodeAlnumBits[]; -extern const uint16_t UnicodeAlphaBits[]; -extern const uint16_t UnicodeDigitBits[]; -extern const uint16_t UnicodeSpaceBits[]; -extern const uint16_t UnicodeXDigitBits[]; - -// Uncomment if necessary -//extern const uint16_t UnicodeCntrlBits[]; -//extern const uint16_t UnicodeGraphBits[]; -//extern const uint16_t UnicodeLowerBits[]; -//extern const uint16_t UnicodePrintBits[]; -//extern const uint16_t UnicodePunctBits[]; -//extern const uint16_t UnicodeUpperBits[]; - -inline int OVR_CDECL OVR_iswalnum (wchar_t charCode) { return UnicodeCharIs(UnicodeAlnumBits, charCode); } -inline int OVR_CDECL OVR_iswalpha (wchar_t charCode) { return UnicodeCharIs(UnicodeAlphaBits, charCode); } -inline int OVR_CDECL OVR_iswdigit (wchar_t charCode) { return UnicodeCharIs(UnicodeDigitBits, charCode); } -inline int OVR_CDECL OVR_iswspace (wchar_t charCode) { return UnicodeCharIs(UnicodeSpaceBits, charCode); } -inline int OVR_CDECL OVR_iswxdigit(wchar_t charCode) { return UnicodeCharIs(UnicodeXDigitBits, charCode); } - -// Uncomment if necessary -//inline int OVR_CDECL OVR_iswcntrl (wchar_t charCode) { return UnicodeCharIs(UnicodeCntrlBits, charCode); } -//inline int OVR_CDECL OVR_iswgraph (wchar_t charCode) { return UnicodeCharIs(UnicodeGraphBits, charCode); } -//inline int OVR_CDECL OVR_iswlower (wchar_t charCode) { return UnicodeCharIs(UnicodeLowerBits, charCode); } -//inline int OVR_CDECL OVR_iswprint (wchar_t charCode) { return UnicodeCharIs(UnicodePrintBits, charCode); } -//inline int OVR_CDECL OVR_iswpunct (wchar_t charCode) { return UnicodeCharIs(UnicodePunctBits, charCode); } -//inline int OVR_CDECL OVR_iswupper (wchar_t charCode) { return UnicodeCharIs(UnicodeUpperBits, charCode); } - -int OVR_CDECL OVR_towupper(wchar_t charCode); -int OVR_CDECL OVR_towlower(wchar_t charCode); - -#else // OVR_NO_WCTYPE - -inline int OVR_CDECL OVR_iswspace(wchar_t c) -{ - return iswspace(c); -} - -inline int OVR_CDECL OVR_iswdigit(wchar_t c) -{ - return iswdigit(c); -} - -inline int OVR_CDECL OVR_iswxdigit(wchar_t c) -{ - return iswxdigit(c); -} - -inline int OVR_CDECL OVR_iswalpha(wchar_t c) -{ - return iswalpha(c); -} - -inline int OVR_CDECL OVR_iswalnum(wchar_t c) -{ - return iswalnum(c); -} - -inline wchar_t OVR_CDECL OVR_towlower(wchar_t c) -{ - return (wchar_t)towlower(c); -} - -inline wchar_t OVR_towupper(wchar_t c) -{ - return (wchar_t)towupper(c); -} - -#endif // OVR_NO_WCTYPE - -// ASCII versions of tolower and toupper. Don't use "char" -inline int OVR_CDECL OVR_tolower(int c) -{ - return (c >= 'A' && c <= 'Z') ? c - 'A' + 'a' : c; -} - -inline int OVR_CDECL OVR_toupper(int c) -{ - return (c >= 'a' && c <= 'z') ? c - 'a' + 'A' : c; -} - - - -inline double OVR_CDECL OVR_wcstod(const wchar_t* string, wchar_t** tailptr) -{ -#if defined(OVR_OS_OTHER) - OVR_UNUSED(tailptr); - char buffer[64]; - char* tp = NULL; - size_t max = OVR_wcslen(string); - if (max > 63) max = 63; - unsigned char c = 0; - for (size_t i=0; i < max; i++) - { - c = (unsigned char)string[i]; - buffer[i] = ((c) < 128 ? (char)c : '!'); - } - buffer[max] = 0; - return OVR_strtod(buffer, &tp); -#else - return wcstod(string, tailptr); -#endif -} - -inline long OVR_CDECL OVR_wcstol(const wchar_t* string, wchar_t** tailptr, int radix) -{ -#if defined(OVR_OS_OTHER) - OVR_UNUSED(tailptr); - char buffer[64]; - char* tp = NULL; - size_t max = OVR_wcslen(string); - if (max > 63) max = 63; - unsigned char c = 0; - for (size_t i=0; i < max; i++) - { - c = (unsigned char)string[i]; - buffer[i] = ((c) < 128 ? (char)c : '!'); - } - buffer[max] = 0; - return strtol(buffer, &tp, radix); -#else - return wcstol(string, tailptr, radix); -#endif -} - -} // OVR - -#endif // OVR_Std_h |