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#import "OFInvalidEncodingException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFWriteFailedException.h"
#include <windows.h>
static of_string_encoding_t
codepageToEncoding(UINT codepage)
{
switch (codepage) {
case 437:
return OF_STRING_ENCODING_CODEPAGE_437;
case 850:
return OF_STRING_ENCODING_CODEPAGE_850;
case 858:
return OF_STRING_ENCODING_CODEPAGE_858;
case 1251:
return OF_STRING_ENCODING_WINDOWS_1251;
case 1252:
return OF_STRING_ENCODING_WINDOWS_1252;
default:
@throw [OFInvalidEncodingException exception];
}
}
@implementation OFWin32ConsoleStdIOStream
+ (void)load
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#import "OFInvalidEncodingException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFWriteFailedException.h"
#include <windows.h>
static OFStringEncoding
codepageToEncoding(UINT codepage)
{
switch (codepage) {
case 437:
return OFStringEncodingCodepage437;
case 850:
return OFStringEncodingCodepage850;
case 858:
return OFStringEncodingCodepage858;
case 1251:
return OFStringEncodingWindows1251;
case 1252:
return OFStringEncodingWindows1252;
default:
@throw [OFInvalidEncodingException exception];
}
}
@implementation OFWin32ConsoleStdIOStream
+ (void)load
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return self;
}
- (size_t)lowlevelReadIntoBuffer: (void *)buffer_ length: (size_t)length
{
void *pool = objc_autoreleasePoolPush();
char *buffer = buffer_;
of_char16_t *UTF16;
size_t j = 0;
if (length > UINT32_MAX)
@throw [OFOutOfRangeException exception];
UTF16 = of_alloc(length, sizeof(of_char16_t));
@try {
DWORD UTF16Len;
OFMutableData *rest = nil;
size_t i = 0;
if ([OFSystemInfo isWindowsNT]) {
if (!ReadConsoleW(_handle, UTF16, (DWORD)length,
&UTF16Len, NULL))
@throw [OFReadFailedException
exceptionWithObject: self
requestedLength: length * 2
errNo: EIO];
} else {
of_string_encoding_t encoding;
OFString *string;
size_t stringLen;
if (!ReadConsoleA(_handle, (char *)UTF16, (DWORD)length,
&UTF16Len, NULL))
@throw [OFReadFailedException
exceptionWithObject: self
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return self;
}
- (size_t)lowlevelReadIntoBuffer: (void *)buffer_ length: (size_t)length
{
void *pool = objc_autoreleasePoolPush();
char *buffer = buffer_;
OFChar16 *UTF16;
size_t j = 0;
if (length > UINT32_MAX)
@throw [OFOutOfRangeException exception];
UTF16 = of_alloc(length, sizeof(OFChar16));
@try {
DWORD UTF16Len;
OFMutableData *rest = nil;
size_t i = 0;
if ([OFSystemInfo isWindowsNT]) {
if (!ReadConsoleW(_handle, UTF16, (DWORD)length,
&UTF16Len, NULL))
@throw [OFReadFailedException
exceptionWithObject: self
requestedLength: length * 2
errNo: EIO];
} else {
OFStringEncoding encoding;
OFString *string;
size_t stringLen;
if (!ReadConsoleA(_handle, (char *)UTF16, (DWORD)length,
&UTF16Len, NULL))
@throw [OFReadFailedException
exceptionWithObject: self
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@throw [OFOutOfRangeException exception];
UTF16Len = (DWORD)stringLen;
memcpy(UTF16, string.UTF16String, stringLen);
}
if (UTF16Len > 0 && _incompleteUTF16Surrogate != 0) {
of_unichar_t c =
(((_incompleteUTF16Surrogate & 0x3FF) << 10) |
(UTF16[0] & 0x3FF)) + 0x10000;
char UTF8[4];
size_t UTF8Len;
if ((UTF8Len = of_string_utf8_encode(c, UTF8)) == 0)
@throw [OFInvalidEncodingException exception];
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@throw [OFOutOfRangeException exception];
UTF16Len = (DWORD)stringLen;
memcpy(UTF16, string.UTF16String, stringLen);
}
if (UTF16Len > 0 && _incompleteUTF16Surrogate != 0) {
OFUnichar c =
(((_incompleteUTF16Surrogate & 0x3FF) << 10) |
(UTF16[0] & 0x3FF)) + 0x10000;
char UTF8[4];
size_t UTF8Len;
if ((UTF8Len = of_string_utf8_encode(c, UTF8)) == 0)
@throw [OFInvalidEncodingException exception];
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}
_incompleteUTF16Surrogate = 0;
i++;
}
for (; i < UTF16Len; i++) {
of_unichar_t c = UTF16[i];
char UTF8[4];
size_t UTF8Len;
/* Missing high surrogate */
if ((c & 0xFC00) == 0xDC00)
@throw [OFInvalidEncodingException exception];
if ((c & 0xFC00) == 0xD800) {
of_char16_t next;
if (UTF16Len <= i + 1) {
_incompleteUTF16Surrogate = c;
if (rest != nil) {
const char *items = rest.items;
size_t count = rest.count;
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}
_incompleteUTF16Surrogate = 0;
i++;
}
for (; i < UTF16Len; i++) {
OFUnichar c = UTF16[i];
char UTF8[4];
size_t UTF8Len;
/* Missing high surrogate */
if ((c & 0xFC00) == 0xDC00)
@throw [OFInvalidEncodingException exception];
if ((c & 0xFC00) == 0xD800) {
OFChar16 next;
if (UTF16Len <= i + 1) {
_incompleteUTF16Surrogate = c;
if (rest != nil) {
const char *items = rest.items;
size_t count = rest.count;
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return j;
}
- (size_t)lowlevelWriteBuffer: (const void *)buffer_ length: (size_t)length
{
const char *buffer = buffer_;
of_char16_t *tmp;
size_t i = 0, j = 0;
if (length > SIZE_MAX / 2)
@throw [OFOutOfRangeException exception];
if (_incompleteUTF8SurrogateLen > 0) {
of_unichar_t c;
of_char16_t UTF16[2];
ssize_t UTF8Len;
size_t toCopy;
DWORD UTF16Len, bytesWritten;
UTF8Len = -of_string_utf8_decode(
_incompleteUTF8Surrogate, _incompleteUTF8SurrogateLen, &c);
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return j;
}
- (size_t)lowlevelWriteBuffer: (const void *)buffer_ length: (size_t)length
{
const char *buffer = buffer_;
OFChar16 *tmp;
size_t i = 0, j = 0;
if (length > SIZE_MAX / 2)
@throw [OFOutOfRangeException exception];
if (_incompleteUTF8SurrogateLen > 0) {
OFUnichar c;
OFChar16 UTF16[2];
ssize_t UTF8Len;
size_t toCopy;
DWORD UTF16Len, bytesWritten;
UTF8Len = -of_string_utf8_decode(
_incompleteUTF8Surrogate, _incompleteUTF8SurrogateLen, &c);
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bytesWritten: bytesWritten * 2
errNo: EIO];
} else {
void *pool = objc_autoreleasePoolPush();
OFString *string = [OFString
stringWithUTF16String: UTF16
length: UTF16Len];
of_string_encoding_t encoding =
codepageToEncoding(GetConsoleOutputCP());
size_t nativeLen = [string
cStringLengthWithEncoding: encoding];
if (nativeLen > UINT32_MAX)
@throw [OFOutOfRangeException exception];
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bytesWritten: bytesWritten * 2
errNo: EIO];
} else {
void *pool = objc_autoreleasePoolPush();
OFString *string = [OFString
stringWithUTF16String: UTF16
length: UTF16Len];
OFStringEncoding encoding =
codepageToEncoding(GetConsoleOutputCP());
size_t nativeLen = [string
cStringLengthWithEncoding: encoding];
if (nativeLen > UINT32_MAX)
@throw [OFOutOfRangeException exception];
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bytesWritten: bytesWritten * 2
errNo: 0];
_incompleteUTF8SurrogateLen = 0;
i += toCopy;
}
tmp = of_alloc(length * 2, sizeof(of_char16_t));
@try {
DWORD bytesWritten;
while (i < length) {
of_unichar_t c;
ssize_t UTF8Len;
UTF8Len = of_string_utf8_decode(buffer + i, length - i,
&c);
if (UTF8Len < 0 && UTF8Len >= -4) {
OF_ENSURE(length - i < 4);
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bytesWritten: bytesWritten * 2
errNo: 0];
_incompleteUTF8SurrogateLen = 0;
i += toCopy;
}
tmp = of_alloc(length * 2, sizeof(OFChar16));
@try {
DWORD bytesWritten;
while (i < length) {
OFUnichar c;
ssize_t UTF8Len;
UTF8Len = of_string_utf8_decode(buffer + i, length - i,
&c);
if (UTF8Len < 0 && UTF8Len >= -4) {
OF_ENSURE(length - i < 4);
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requestedLength: j * 2
bytesWritten: bytesWritten * 2
errNo: EIO];
} else {
void *pool = objc_autoreleasePoolPush();
OFString *string = [OFString stringWithUTF16String: tmp
length: j];
of_string_encoding_t encoding =
codepageToEncoding(GetConsoleOutputCP());
size_t nativeLen = [string
cStringLengthWithEncoding: encoding];
if (nativeLen > UINT32_MAX)
@throw [OFOutOfRangeException exception];
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requestedLength: j * 2
bytesWritten: bytesWritten * 2
errNo: EIO];
} else {
void *pool = objc_autoreleasePoolPush();
OFString *string = [OFString stringWithUTF16String: tmp
length: j];
OFStringEncoding encoding =
codepageToEncoding(GetConsoleOutputCP());
size_t nativeLen = [string
cStringLengthWithEncoding: encoding];
if (nativeLen > UINT32_MAX)
@throw [OFOutOfRangeException exception];
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return;
csbi.dwCursorPosition.X = column;
SetConsoleCursorPosition(_handle, csbi.dwCursorPosition);
}
- (void)setCursorPosition: (of_point_t)position
{
if (position.x < 0 || position.y < 0)
@throw [OFInvalidArgumentException exception];
SetConsoleCursorPosition(_handle, (COORD){ position.x, position.y });
}
- (void)setRelativeCursorPosition: (of_point_t)position
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
if (!GetConsoleScreenBufferInfo(_handle, &csbi))
return;
csbi.dwCursorPosition.X += position.x;
csbi.dwCursorPosition.Y += position.y;
SetConsoleCursorPosition(_handle, csbi.dwCursorPosition);
}
@end
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return;
csbi.dwCursorPosition.X = column;
SetConsoleCursorPosition(_handle, csbi.dwCursorPosition);
}
- (void)setCursorPosition: (OFPoint)position
{
if (position.x < 0 || position.y < 0)
@throw [OFInvalidArgumentException exception];
SetConsoleCursorPosition(_handle, (COORD){ position.x, position.y });
}
- (void)setRelativeCursorPosition: (OFPoint)position
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
if (!GetConsoleScreenBufferInfo(_handle, &csbi))
return;
csbi.dwCursorPosition.X += position.x;
csbi.dwCursorPosition.Y += position.y;
SetConsoleCursorPosition(_handle, csbi.dwCursorPosition);
}
@end
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