danog/PHPStruct
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Merge branch 'master' of https://github.com/danog/rightpack

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This commit is contained in:
danogentili 2016-07-29 16:56:17 +02:00
commit 7da0d5c924
2 changed files with 15 additions and 15 deletions
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6
example.php
View File

@ -12,14 +12,14 @@ var_dump(\danog\PHP\Struct::calcsize('>l'));
// Dynamic usage with format definition on istantiation
$struct = new \danog\PHP\StructClass('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP');
var_dump($struct->unpack($struct->pack('n', 'v', -127, 255, true, -32767, 65535, -2147483647, 4294967295, 999999, 9999999, -9223372036854775807, 18446744073709550590, 34434, 344434, 2.2343, 3.03424, 'df', 'asdfghjkl', 1283912)));
var_dump($struct->unpack($struct->pack('n', 'v', -127, 255, true, -32767, 65535, -2147483647, 4294967295, 999999, 9999999, -9223372036854775807, 18446744073709550590, 34434, 344434, 2.2343, 3.03424, 'df', 'asdfghjkl', 1283912)));
// Dynamic usage with format definition on function call
$struct = new \danog\PHP\StructClass();
var_dump($struct->unpack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', $struct->pack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', 'n', 'v', -127, 255, true, -32767, 65535, -2147483647, 4294967295, 999999, 9999999, -9223372036854775807, 18446744073709550590, 34434, 344434, 2.2343, 3.03424, 'df', 'asdfghjkl', 1283912)));
var_dump($struct->unpack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', $struct->pack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', 'n', 'v', -127, 255, true, -32767, 65535, -2147483647, 4294967295, 999999, 9999999, -9223372036854775807, 18446744073709550590, 34434, 344434, 2.2343, 3.03424, 'df', 'asdfghjkl', 1283912)));
// Static usage
var_dump(\danog\PHP\Struct::unpack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', \danog\PHP\Struct::pack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', 'n', 'v', -127, 255, true, -32767, 65535, -2147483647, 4294967295, 999999, 9999999, -922337203685, 18446744073709550590, 34434, 344434, 2.2343, 3.03424, 'df', 'asdfghjkl', 1283912)));
var_dump(\danog\PHP\Struct::unpack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', \danog\PHP\Struct::pack('2cxbxBx?xhxHxixIxlxLxqxQxnxNxfxdx2sx5pP', 'n', 'v', -127, 255, true, -32767, 65535, -2147483647, 4294967295, 999999, 9999999, -922337203685, 18446744073709550590, 34434, 344434, 2.2343, 3.03424, 'df', 'asdfghjkl', 1283912)));
// S'more examples
var_dump(\danog\PHP\Struct::calcsize('f'));

24
lib/danog/PHP/StructTools.php
View File

@ -304,7 +304,7 @@ class StructTools
case 'S':
case 'c':
case 'C':
$curresult = $this->num_pack($data[$command['datakey']], $command['modifiers']['SIZE'], ctype_upper($command['phpformat']));
$curresult = $this->num_pack($data[$command['datakey']], $command['modifiers']['SIZE'], ctype_upper($command['phpformat']));
break;
@ -419,8 +419,8 @@ class StructTools
if (!is_int($result[$arraycount]) && !is_float($result[$arraycount])) {
$result[$arraycount] = (int) $result[$arraycount];
}
if(is_float($result[$arraycount]) && $result[$arraycount] < PHP_INT_MAX) {
$result[$arraycount] = (int)$result[$arraycount];
if (is_float($result[$arraycount]) && $result[$arraycount] < PHP_INT_MAX) {
$result[$arraycount] = (int) $result[$arraycount];
}
break;
case 'float':
@ -688,13 +688,13 @@ class StructTools
do {
$concat = ($number % 2).$concat;
$number = intval($number / 2);
} while($number > 0);
} while ($number > 0);
$concat = str_pad($concat, $length, '0', STR_PAD_LEFT);
if ($negative) {
$concat = $this->binadd($this->stringnot($concat), '1');
}
if(strlen($concat) == $length + 1 && $concat == str_pad("1", $length + 1, '0', STR_PAD_RIGHT)){
$concat = str_pad("", $length, "0");
if (strlen($concat) == $length + 1 && $concat == str_pad('1', $length + 1, '0', STR_PAD_RIGHT)) {
$concat = str_pad('', $length, '0');
}
if (strlen($concat) > $length) {
trigger_error('Converted binary number is too long ('.strlen($concat).' > '.$length.').');
@ -716,13 +716,13 @@ class StructTools
public function bindec($binary, $unsigned = true)
{
$decimal = 0;
if (!$unsigned && $binary[0] == "1") {
if (!$unsigned && $binary[0] == '1') {
$binary = $this->binadd($this->stringnot($binary), '1');
$negative = true;
} else {
$negative = false;
}
foreach (str_split(strrev($binary)) as $n => $bit) {
$decimal += (pow(2, $n) * $bit);
}
@ -812,7 +812,7 @@ class StructTools
$bitnumber = $blocksize * 8;
if ($unsigned) {
$min = 0;
switch($bitnumber) {
switch ($bitnumber) {
case '8':
$max = 255;
break;
@ -824,13 +824,13 @@ class StructTools
break;
case '64':
$max = 18446744073709551615;
break;
break;
default:
$max = pow(2, $bitnumber) - 1;
break;
}
} else {
switch($bitnumber) {
switch ($bitnumber) {
case '8':
$min = -127;
$max = 127;
@ -846,7 +846,7 @@ class StructTools
case '64':
$min = -9223372036854775807;
$max = 9223372036854775807;
break;
break;
default:
$max = pow(2, $bitnumber - 1) - 1;
$min = -pow(2, $bitnumber - 1);