diff options
Diffstat (limited to 'php/src/Google/Protobuf/Internal/GPBWire.php')
-rw-r--r-- | php/src/Google/Protobuf/Internal/GPBWire.php | 140 |
1 files changed, 90 insertions, 50 deletions
diff --git a/php/src/Google/Protobuf/Internal/GPBWire.php b/php/src/Google/Protobuf/Internal/GPBWire.php index 7e2c124f..e7eec552 100644 --- a/php/src/Google/Protobuf/Internal/GPBWire.php +++ b/php/src/Google/Protobuf/Internal/GPBWire.php @@ -117,19 +117,12 @@ class GPBWire // << decode << public static function zigZagEncode32($int32) { - // Fill high 32 bits. - if (PHP_INT_SIZE === 8) { - $int32 |= ((($int32 << 32) >> 31) & (0xFFFFFFFF << 32)); + if (PHP_INT_SIZE == 8) { + $trim_int32 = $int32 & 0xFFFFFFFF; + return (($trim_int32 << 1) ^ ($int32 << 32 >> 63)) & 0xFFFFFFFF; + } else { + return ($int32 << 1) ^ ($int32 >> 31); } - - $uint32 = ($int32 << 1) ^ ($int32 >> 31); - - // Fill high 32 bits. - if (PHP_INT_SIZE === 8) { - $uint32 |= ((($uint32 << 32) >> 31) & (0xFFFFFFFF << 32)); - } - - return $uint32; } public static function zigZagDecode32($uint32) @@ -177,7 +170,11 @@ class GPBWire public static function readInt64(&$input, &$value) { - return $input->readVarint64($value); + $success = $input->readVarint64($value); + if (PHP_INT_SIZE == 4 && bccomp($value, "9223372036854775807") > 0) { + $value = bcsub($value, "18446744073709551616"); + } + return $success; } public static function readUint32(&$input, &$value) @@ -231,7 +228,11 @@ class GPBWire public static function readSfixed64(&$input, &$value) { - return $input->readLittleEndian64($value); + $success = $input->readLittleEndian64($value); + if (PHP_INT_SIZE == 4 && bccomp($value, "9223372036854775807") > 0) { + $value = bcsub($value, "18446744073709551616"); + } + return $success; } public static function readFloat(&$input, &$value) @@ -298,7 +299,7 @@ class GPBWire public static function writeInt32(&$output, $value) { - return $output->writeVarint32($value); + return $output->writeVarint32($value, false); } public static function writeInt64(&$output, $value) @@ -308,7 +309,7 @@ class GPBWire public static function writeUint32(&$output, $value) { - return $output->writeVarint32($value); + return $output->writeVarint32($value, true); } public static function writeUint64(&$output, $value) @@ -319,7 +320,7 @@ class GPBWire public static function writeSint32(&$output, $value) { $value = GPBWire::zigZagEncode32($value); - return $output->writeVarint64($value); + return $output->writeVarint32($value, true); } public static function writeSint64(&$output, $value) @@ -351,9 +352,9 @@ class GPBWire public static function writeBool(&$output, $value) { if ($value) { - return $output->writeVarint32(1); + return $output->writeVarint32(1, true); } else { - return $output->writeVarint32(0); + return $output->writeVarint32(0, true); } } @@ -377,7 +378,7 @@ class GPBWire public static function writeBytes(&$output, $value) { $size = strlen($value); - if (!$output->writeVarint32($size)) { + if (!$output->writeVarint32($size, true)) { return false; } return $output->writeRaw($value, $size); @@ -386,7 +387,7 @@ class GPBWire public static function writeMessage(&$output, $value) { $size = $value->byteSize(); - if (!$output->writeVarint32($size)) { + if (!$output->writeVarint32($size, true)) { return false; } return $value->serializeToStream($output); @@ -403,10 +404,14 @@ class GPBWire return self::varint32Size($tag); } - public static function varint32Size($value) + public static function varint32Size($value, $sign_extended = false) { if ($value < 0) { - return 5; + if ($sign_extended) { + return 10; + } else { + return 5; + } } if ($value < (1 << 7)) { return 1; @@ -437,34 +442,66 @@ class GPBWire public static function varint64Size($value) { - if ($value < 0) { - return 10; - } - if ($value < (1 << 7)) { - return 1; - } - if ($value < (1 << 14)) { - return 2; - } - if ($value < (1 << 21)) { - return 3; - } - if ($value < (1 << 28)) { - return 4; - } - if ($value < (1 << 35)) { - return 5; - } - if ($value < (1 << 42)) { - return 6; - } - if ($value < (1 << 49)) { - return 7; - } - if ($value < (1 << 56)) { - return 8; + if (PHP_INT_SIZE == 4) { + if (bccomp($value, 0) < 0 || + bccomp($value, "9223372036854775807") > 0) { + return 10; + } + if (bccomp($value, 1 << 7) < 0) { + return 1; + } + if (bccomp($value, 1 << 14) < 0) { + return 2; + } + if (bccomp($value, 1 << 21) < 0) { + return 3; + } + if (bccomp($value, 1 << 28) < 0) { + return 4; + } + if (bccomp($value, '34359738368') < 0) { + return 5; + } + if (bccomp($value, '4398046511104') < 0) { + return 6; + } + if (bccomp($value, '562949953421312') < 0) { + return 7; + } + if (bccomp($value, '72057594037927936') < 0) { + return 8; + } + return 9; + } else { + if ($value < 0) { + return 10; + } + if ($value < (1 << 7)) { + return 1; + } + if ($value < (1 << 14)) { + return 2; + } + if ($value < (1 << 21)) { + return 3; + } + if ($value < (1 << 28)) { + return 4; + } + if ($value < (1 << 35)) { + return 5; + } + if ($value < (1 << 42)) { + return 6; + } + if ($value < (1 << 49)) { + return 7; + } + if ($value < (1 << 56)) { + return 8; + } + return 9; } - return 9; } public static function serializeFieldToStream( @@ -543,6 +580,9 @@ class GPBWire } break; case GPBType::UINT32: + if (PHP_INT_SIZE === 8 && $value < 0) { + $value += 4294967296; + } if (!GPBWire::writeUint32($output, $value)) { return false; } |