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-rw-r--r--core/fxcrt/fx_basic_gcc.cpp215
-rw-r--r--core/fxcrt/fx_basic_gcc_unittest.cpp86
-rw-r--r--core/fxcrt/fx_system.cpp209
-rw-r--r--core/fxcrt/fx_system_unittest.cpp80
4 files changed, 286 insertions, 304 deletions
diff --git a/core/fxcrt/fx_basic_gcc.cpp b/core/fxcrt/fx_basic_gcc.cpp
deleted file mode 100644
index 12ac399334..0000000000
--- a/core/fxcrt/fx_basic_gcc.cpp
+++ /dev/null
@@ -1,215 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include <cctype>
-#include <cwctype>
-#include <limits>
-
-#include "core/fxcrt/fx_extension.h"
-#include "core/fxcrt/fx_string.h"
-
-namespace {
-
-template <typename IntType, typename CharType>
-IntType FXSYS_StrToInt(const CharType* str) {
- if (!str)
- return 0;
-
- // Process the sign.
- bool neg = *str == '-';
- if (neg || *str == '+')
- str++;
-
- IntType num = 0;
- while (*str && FXSYS_isDecimalDigit(*str)) {
- IntType val = FXSYS_DecimalCharToInt(*str);
- if (num > (std::numeric_limits<IntType>::max() - val) / 10) {
- if (neg && std::numeric_limits<IntType>::is_signed) {
- // Return MIN when the represented number is signed type and is smaller
- // than the min value.
- return std::numeric_limits<IntType>::min();
- } else {
- // Return MAX when the represented number is signed type and is larger
- // than the max value, or the number is unsigned type and out of range.
- return std::numeric_limits<IntType>::max();
- }
- }
-
- num = num * 10 + val;
- str++;
- }
- // When it is a negative value, -num should be returned. Since num may be of
- // unsigned type, use ~num + 1 to avoid the warning of applying unary minus
- // operator to unsigned type.
- return neg ? ~num + 1 : num;
-}
-
-template <typename T, typename UT, typename STR_T>
-STR_T FXSYS_IntToStr(T value, STR_T str, int radix) {
- if (radix < 2 || radix > 16) {
- str[0] = 0;
- return str;
- }
- if (value == 0) {
- str[0] = '0';
- str[1] = 0;
- return str;
- }
- int i = 0;
- UT uvalue;
- if (value < 0) {
- str[i++] = '-';
- // Standard trick to avoid undefined behaviour when negating INT_MIN.
- uvalue = static_cast<UT>(-(value + 1)) + 1;
- } else {
- uvalue = value;
- }
- int digits = 1;
- T order = uvalue / radix;
- while (order > 0) {
- digits++;
- order = order / radix;
- }
- for (int d = digits - 1; d > -1; d--) {
- str[d + i] = "0123456789abcdef"[uvalue % radix];
- uvalue /= radix;
- }
- str[digits + i] = 0;
- return str;
-}
-
-} // namespace
-
-int32_t FXSYS_atoi(const char* str) {
- return FXSYS_StrToInt<int32_t, char>(str);
-}
-uint32_t FXSYS_atoui(const char* str) {
- return FXSYS_StrToInt<uint32_t>(str);
-}
-int32_t FXSYS_wtoi(const wchar_t* str) {
- return FXSYS_StrToInt<int32_t, wchar_t>(str);
-}
-int64_t FXSYS_atoi64(const char* str) {
- return FXSYS_StrToInt<int64_t, char>(str);
-}
-const char* FXSYS_i64toa(int64_t value, char* str, int radix) {
- return FXSYS_IntToStr<int64_t, uint64_t, char*>(value, str, radix);
-}
-
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-
-int FXSYS_GetACP() {
- return 0;
-}
-
-char* FXSYS_strlwr(char* str) {
- if (!str) {
- return nullptr;
- }
- char* s = str;
- while (*str) {
- *str = FXSYS_tolower(*str);
- str++;
- }
- return s;
-}
-char* FXSYS_strupr(char* str) {
- if (!str) {
- return nullptr;
- }
- char* s = str;
- while (*str) {
- *str = FXSYS_toupper(*str);
- str++;
- }
- return s;
-}
-wchar_t* FXSYS_wcslwr(wchar_t* str) {
- if (!str) {
- return nullptr;
- }
- wchar_t* s = str;
- while (*str) {
- *str = FXSYS_tolower(*str);
- str++;
- }
- return s;
-}
-wchar_t* FXSYS_wcsupr(wchar_t* str) {
- if (!str) {
- return nullptr;
- }
- wchar_t* s = str;
- while (*str) {
- *str = FXSYS_toupper(*str);
- str++;
- }
- return s;
-}
-
-int FXSYS_stricmp(const char* dst, const char* src) {
- int f;
- int l;
- do {
- f = FXSYS_toupper(*dst);
- l = FXSYS_toupper(*src);
- ++dst;
- ++src;
- } while (f && f == l);
- return f - l;
-}
-
-int FXSYS_wcsicmp(const wchar_t* dst, const wchar_t* src) {
- wchar_t f;
- wchar_t l;
- do {
- f = FXSYS_toupper(*dst);
- l = FXSYS_toupper(*src);
- ++dst;
- ++src;
- } while (f && f == l);
- return f - l;
-}
-
-char* FXSYS_itoa(int value, char* str, int radix) {
- return FXSYS_IntToStr<int32_t, uint32_t, char*>(value, str, radix);
-}
-
-int FXSYS_WideCharToMultiByte(uint32_t codepage,
- uint32_t dwFlags,
- const wchar_t* wstr,
- int wlen,
- char* buf,
- int buflen,
- const char* default_str,
- int* pUseDefault) {
- int len = 0;
- for (int i = 0; i < wlen; i++) {
- if (wstr[i] < 0x100) {
- if (buf && len < buflen)
- buf[len] = static_cast<char>(wstr[i]);
- len++;
- }
- }
- return len;
-}
-int FXSYS_MultiByteToWideChar(uint32_t codepage,
- uint32_t dwFlags,
- const char* bstr,
- int blen,
- wchar_t* buf,
- int buflen) {
- int wlen = 0;
- for (int i = 0; i < blen; i++) {
- if (buf && wlen < buflen) {
- buf[wlen] = bstr[i];
- }
- wlen++;
- }
- return wlen;
-}
-
-#endif // _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
diff --git a/core/fxcrt/fx_basic_gcc_unittest.cpp b/core/fxcrt/fx_basic_gcc_unittest.cpp
deleted file mode 100644
index 2960ee58c0..0000000000
--- a/core/fxcrt/fx_basic_gcc_unittest.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright 2016 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "core/fxcrt/fx_system.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-TEST(fxcrt, FXSYS_atoi) {
- EXPECT_EQ(0, FXSYS_atoi(""));
- EXPECT_EQ(0, FXSYS_atoi("0"));
- EXPECT_EQ(-1, FXSYS_atoi("-1"));
- EXPECT_EQ(2345, FXSYS_atoi("2345"));
- EXPECT_EQ(-2147483647, FXSYS_atoi("-2147483647"));
- // Handle the sign.
- EXPECT_EQ(-2345, FXSYS_atoi("-2345"));
- EXPECT_EQ(2345, FXSYS_atoi("+2345"));
- // The max value.
- EXPECT_EQ(2147483647, FXSYS_atoi("2147483647"));
- // The min value. Written in -1 format to avoid "unary minus operator applied
- // to unsigned type" warning.
- EXPECT_EQ(-2147483647 - 1, FXSYS_atoi("-2147483648"));
- // With invalid char.
- EXPECT_EQ(9, FXSYS_atoi("9x9"));
-
- // Out of range values.
- EXPECT_EQ(2147483647, FXSYS_atoi("2147483623423412348"));
- EXPECT_EQ(2147483647, FXSYS_atoi("2147483648"));
- EXPECT_EQ(-2147483647 - 1, FXSYS_atoi("-2147483650"));
-}
-
-TEST(fxcrt, FXSYS_atoi64) {
- EXPECT_EQ(0, FXSYS_atoi64(""));
- EXPECT_EQ(0, FXSYS_atoi64("0"));
- EXPECT_EQ(-1, FXSYS_atoi64("-1"));
- EXPECT_EQ(2345, FXSYS_atoi64("2345"));
- EXPECT_EQ(-9223372036854775807LL, FXSYS_atoi64("-9223372036854775807"));
- // Handle the sign.
- EXPECT_EQ(-2345, FXSYS_atoi64("-2345"));
- EXPECT_EQ(2345, FXSYS_atoi64("+2345"));
- // The max value.
- EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775807"));
- // The min value. Written in -1 format to avoid implicit unsigned warning.
- EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775808"));
- // With invalid char.
- EXPECT_EQ(9, FXSYS_atoi64("9x9"));
-
- // Out of range values.
- EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("922337203685471234123475807"));
- EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775808"));
- EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775810"));
-}
-
-TEST(fxcrt, FXSYS_wtoi) {
- EXPECT_EQ(0, FXSYS_wtoi(L""));
- EXPECT_EQ(0, FXSYS_wtoi(L"0"));
- EXPECT_EQ(-1, FXSYS_wtoi(L"-1"));
- EXPECT_EQ(2345, FXSYS_wtoi(L"2345"));
- EXPECT_EQ(-2147483647, FXSYS_wtoi(L"-2147483647"));
- // The max value.
- EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483647"));
- // The min value.
- EXPECT_EQ(-2147483647 - 1, FXSYS_wtoi(L"-2147483648"));
-
- // Out of range values.
- EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483623423412348"));
- EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483648"));
- EXPECT_EQ(-2147483647 - 1, FXSYS_wtoi(L"-2147483652"));
-}
-
-TEST(fxcrt, FXSYS_atoui) {
- EXPECT_EQ(0u, FXSYS_atoui(""));
- EXPECT_EQ(0u, FXSYS_atoui("0"));
- EXPECT_EQ(4294967295, FXSYS_atoui("-1"));
- EXPECT_EQ(2345u, FXSYS_atoui("2345"));
- // Handle the sign.
- EXPECT_EQ(4294964951, FXSYS_atoui("-2345"));
- EXPECT_EQ(2345u, FXSYS_atoui("+2345"));
- // The max value.
- EXPECT_EQ(4294967295, FXSYS_atoui("4294967295"));
- EXPECT_EQ(9u, FXSYS_atoui("9x9"));
-
- // Out of range values.
- EXPECT_EQ(4294967295, FXSYS_atoui("2147483623423412348"));
- EXPECT_EQ(4294967295, FXSYS_atoui("4294967296"));
- EXPECT_EQ(4294967295, FXSYS_atoui("-4294967345"));
-}
diff --git a/core/fxcrt/fx_system.cpp b/core/fxcrt/fx_system.cpp
index 83f761ff85..bf13ad2e5e 100644
--- a/core/fxcrt/fx_system.cpp
+++ b/core/fxcrt/fx_system.cpp
@@ -8,7 +8,81 @@
#include <limits>
-extern "C" int FXSYS_round(float d) {
+#include "core/fxcrt/fx_extension.h"
+
+namespace {
+
+template <typename IntType, typename CharType>
+IntType FXSYS_StrToInt(const CharType* str) {
+ if (!str)
+ return 0;
+
+ // Process the sign.
+ bool neg = *str == '-';
+ if (neg || *str == '+')
+ str++;
+
+ IntType num = 0;
+ while (*str && FXSYS_isDecimalDigit(*str)) {
+ IntType val = FXSYS_DecimalCharToInt(*str);
+ if (num > (std::numeric_limits<IntType>::max() - val) / 10) {
+ if (neg && std::numeric_limits<IntType>::is_signed) {
+ // Return MIN when the represented number is signed type and is smaller
+ // than the min value.
+ return std::numeric_limits<IntType>::min();
+ } else {
+ // Return MAX when the represented number is signed type and is larger
+ // than the max value, or the number is unsigned type and out of range.
+ return std::numeric_limits<IntType>::max();
+ }
+ }
+
+ num = num * 10 + val;
+ str++;
+ }
+ // When it is a negative value, -num should be returned. Since num may be of
+ // unsigned type, use ~num + 1 to avoid the warning of applying unary minus
+ // operator to unsigned type.
+ return neg ? ~num + 1 : num;
+}
+
+template <typename T, typename UT, typename STR_T>
+STR_T FXSYS_IntToStr(T value, STR_T str, int radix) {
+ if (radix < 2 || radix > 16) {
+ str[0] = 0;
+ return str;
+ }
+ if (value == 0) {
+ str[0] = '0';
+ str[1] = 0;
+ return str;
+ }
+ int i = 0;
+ UT uvalue;
+ if (value < 0) {
+ str[i++] = '-';
+ // Standard trick to avoid undefined behaviour when negating INT_MIN.
+ uvalue = static_cast<UT>(-(value + 1)) + 1;
+ } else {
+ uvalue = value;
+ }
+ int digits = 1;
+ T order = uvalue / radix;
+ while (order > 0) {
+ digits++;
+ order = order / radix;
+ }
+ for (int d = digits - 1; d > -1; d--) {
+ str[d + i] = "0123456789abcdef"[uvalue % radix];
+ uvalue /= radix;
+ }
+ str[digits + i] = 0;
+ return str;
+}
+
+} // namespace
+
+int FXSYS_round(float d) {
if (d < static_cast<float>(std::numeric_limits<int>::min()))
return std::numeric_limits<int>::min();
if (d > static_cast<float>(std::numeric_limits<int>::max()))
@@ -16,7 +90,136 @@ extern "C" int FXSYS_round(float d) {
return static_cast<int>(round(d));
}
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+int32_t FXSYS_atoi(const char* str) {
+ return FXSYS_StrToInt<int32_t, char>(str);
+}
+uint32_t FXSYS_atoui(const char* str) {
+ return FXSYS_StrToInt<uint32_t>(str);
+}
+int32_t FXSYS_wtoi(const wchar_t* str) {
+ return FXSYS_StrToInt<int32_t, wchar_t>(str);
+}
+int64_t FXSYS_atoi64(const char* str) {
+ return FXSYS_StrToInt<int64_t, char>(str);
+}
+const char* FXSYS_i64toa(int64_t value, char* str, int radix) {
+ return FXSYS_IntToStr<int64_t, uint64_t, char*>(value, str, radix);
+}
+
+#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
+
+int FXSYS_GetACP() {
+ return 0;
+}
+
+char* FXSYS_strlwr(char* str) {
+ if (!str) {
+ return nullptr;
+ }
+ char* s = str;
+ while (*str) {
+ *str = FXSYS_tolower(*str);
+ str++;
+ }
+ return s;
+}
+char* FXSYS_strupr(char* str) {
+ if (!str) {
+ return nullptr;
+ }
+ char* s = str;
+ while (*str) {
+ *str = FXSYS_toupper(*str);
+ str++;
+ }
+ return s;
+}
+wchar_t* FXSYS_wcslwr(wchar_t* str) {
+ if (!str) {
+ return nullptr;
+ }
+ wchar_t* s = str;
+ while (*str) {
+ *str = FXSYS_tolower(*str);
+ str++;
+ }
+ return s;
+}
+wchar_t* FXSYS_wcsupr(wchar_t* str) {
+ if (!str) {
+ return nullptr;
+ }
+ wchar_t* s = str;
+ while (*str) {
+ *str = FXSYS_toupper(*str);
+ str++;
+ }
+ return s;
+}
+
+int FXSYS_stricmp(const char* dst, const char* src) {
+ int f;
+ int l;
+ do {
+ f = FXSYS_toupper(*dst);
+ l = FXSYS_toupper(*src);
+ ++dst;
+ ++src;
+ } while (f && f == l);
+ return f - l;
+}
+
+int FXSYS_wcsicmp(const wchar_t* dst, const wchar_t* src) {
+ wchar_t f;
+ wchar_t l;
+ do {
+ f = FXSYS_toupper(*dst);
+ l = FXSYS_toupper(*src);
+ ++dst;
+ ++src;
+ } while (f && f == l);
+ return f - l;
+}
+
+char* FXSYS_itoa(int value, char* str, int radix) {
+ return FXSYS_IntToStr<int32_t, uint32_t, char*>(value, str, radix);
+}
+
+int FXSYS_WideCharToMultiByte(uint32_t codepage,
+ uint32_t dwFlags,
+ const wchar_t* wstr,
+ int wlen,
+ char* buf,
+ int buflen,
+ const char* default_str,
+ int* pUseDefault) {
+ int len = 0;
+ for (int i = 0; i < wlen; i++) {
+ if (wstr[i] < 0x100) {
+ if (buf && len < buflen)
+ buf[len] = static_cast<char>(wstr[i]);
+ len++;
+ }
+ }
+ return len;
+}
+int FXSYS_MultiByteToWideChar(uint32_t codepage,
+ uint32_t dwFlags,
+ const char* bstr,
+ int blen,
+ wchar_t* buf,
+ int buflen) {
+ int wlen = 0;
+ for (int i = 0; i < blen; i++) {
+ if (buf && wlen < buflen) {
+ buf[wlen] = bstr[i];
+ }
+ wlen++;
+ }
+ return wlen;
+}
+
+#else // _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
size_t FXSYS_wcsftime(wchar_t* strDest,
size_t maxsize,
@@ -36,4 +239,4 @@ size_t FXSYS_wcsftime(wchar_t* strDest,
return wcsftime(strDest, maxsize, format, timeptr);
}
-#endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+#endif // _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
diff --git a/core/fxcrt/fx_system_unittest.cpp b/core/fxcrt/fx_system_unittest.cpp
index 958d295a24..6a0fe71abe 100644
--- a/core/fxcrt/fx_system_unittest.cpp
+++ b/core/fxcrt/fx_system_unittest.cpp
@@ -211,3 +211,83 @@ TEST(fxcrt, FXSYS_wcsftime) {
FXSYS_wcsftime(buf, FX_ArraySize(buf), L"%y-%m-%dT%H:%M:%S", &feb_time);
}
+
+TEST(fxcrt, FXSYS_atoi) {
+ EXPECT_EQ(0, FXSYS_atoi(""));
+ EXPECT_EQ(0, FXSYS_atoi("0"));
+ EXPECT_EQ(-1, FXSYS_atoi("-1"));
+ EXPECT_EQ(2345, FXSYS_atoi("2345"));
+ EXPECT_EQ(-2147483647, FXSYS_atoi("-2147483647"));
+ // Handle the sign.
+ EXPECT_EQ(-2345, FXSYS_atoi("-2345"));
+ EXPECT_EQ(2345, FXSYS_atoi("+2345"));
+ // The max value.
+ EXPECT_EQ(2147483647, FXSYS_atoi("2147483647"));
+ // The min value. Written in -1 format to avoid "unary minus operator applied
+ // to unsigned type" warning.
+ EXPECT_EQ(-2147483647 - 1, FXSYS_atoi("-2147483648"));
+ // With invalid char.
+ EXPECT_EQ(9, FXSYS_atoi("9x9"));
+
+ // Out of range values.
+ EXPECT_EQ(2147483647, FXSYS_atoi("2147483623423412348"));
+ EXPECT_EQ(2147483647, FXSYS_atoi("2147483648"));
+ EXPECT_EQ(-2147483647 - 1, FXSYS_atoi("-2147483650"));
+}
+
+TEST(fxcrt, FXSYS_atoi64) {
+ EXPECT_EQ(0, FXSYS_atoi64(""));
+ EXPECT_EQ(0, FXSYS_atoi64("0"));
+ EXPECT_EQ(-1, FXSYS_atoi64("-1"));
+ EXPECT_EQ(2345, FXSYS_atoi64("2345"));
+ EXPECT_EQ(-9223372036854775807LL, FXSYS_atoi64("-9223372036854775807"));
+ // Handle the sign.
+ EXPECT_EQ(-2345, FXSYS_atoi64("-2345"));
+ EXPECT_EQ(2345, FXSYS_atoi64("+2345"));
+ // The max value.
+ EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775807"));
+ // The min value. Written in -1 format to avoid implicit unsigned warning.
+ EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775808"));
+ // With invalid char.
+ EXPECT_EQ(9, FXSYS_atoi64("9x9"));
+
+ // Out of range values.
+ EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("922337203685471234123475807"));
+ EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775808"));
+ EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775810"));
+}
+
+TEST(fxcrt, FXSYS_wtoi) {
+ EXPECT_EQ(0, FXSYS_wtoi(L""));
+ EXPECT_EQ(0, FXSYS_wtoi(L"0"));
+ EXPECT_EQ(-1, FXSYS_wtoi(L"-1"));
+ EXPECT_EQ(2345, FXSYS_wtoi(L"2345"));
+ EXPECT_EQ(-2147483647, FXSYS_wtoi(L"-2147483647"));
+ // The max value.
+ EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483647"));
+ // The min value.
+ EXPECT_EQ(-2147483647 - 1, FXSYS_wtoi(L"-2147483648"));
+
+ // Out of range values.
+ EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483623423412348"));
+ EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483648"));
+ EXPECT_EQ(-2147483647 - 1, FXSYS_wtoi(L"-2147483652"));
+}
+
+TEST(fxcrt, FXSYS_atoui) {
+ EXPECT_EQ(0u, FXSYS_atoui(""));
+ EXPECT_EQ(0u, FXSYS_atoui("0"));
+ EXPECT_EQ(4294967295, FXSYS_atoui("-1"));
+ EXPECT_EQ(2345u, FXSYS_atoui("2345"));
+ // Handle the sign.
+ EXPECT_EQ(4294964951, FXSYS_atoui("-2345"));
+ EXPECT_EQ(2345u, FXSYS_atoui("+2345"));
+ // The max value.
+ EXPECT_EQ(4294967295, FXSYS_atoui("4294967295"));
+ EXPECT_EQ(9u, FXSYS_atoui("9x9"));
+
+ // Out of range values.
+ EXPECT_EQ(4294967295, FXSYS_atoui("2147483623423412348"));
+ EXPECT_EQ(4294967295, FXSYS_atoui("4294967296"));
+ EXPECT_EQ(4294967295, FXSYS_atoui("-4294967345"));
+}