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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>Crypto++: SimpleKeyedTransformation< T > Class Template Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li class="current"><a href="classes.html"><span>Classes</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="classes.html"><span>Alphabetical List</span></a></li> <li><a href="annotated.html"><span>Class List</span></a></li> <li><a href="hierarchy.html"><span>Class Hierarchy</span></a></li> <li><a href="functions.html"><span>Class Members</span></a></li> </ul></div><h1>SimpleKeyedTransformation< T > Class Template Reference</h1><!-- doxytag: class="SimpleKeyedTransformation" --><!-- doxytag: inherits="SimpleKeyingInterface" --><p>Inheritance diagram for SimpleKeyedTransformation< T >:<p><center><img src="class_simple_keyed_transformation.png" usemap="#SimpleKeyedTransformation< T >_map" border="0" alt=""></center><map name="SimpleKeyedTransformation< T >_map"><area href="class_simple_keying_interface.html" alt="SimpleKeyingInterface" shape="rect" coords="0,0,200,24"></map><a href="class_simple_keyed_transformation-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2><h3>template<class T><br> class SimpleKeyedTransformation< T ></h3><p><p>Definition at line <a class="el" href="cryptlib_8h-source.html#l00597">597</a> of file <a class="el" href="cryptlib_8h-source.html">cryptlib.h</a>.<table border="0" cellpadding="0" cellspacing="0"><tr><td></td></tr><tr><td colspan="2"><br><h2>Public Types</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> { <br> <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6e1cc32e69fe4f385e54d9d482a2ab5a56">UNIQUE_IV</a> = 0, <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6e4520c4379ee3a1aed95a36e2235ba338">RANDOM_IV</a>, <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6eceff3ad4b12bcb6d7b61a5bd543a815c">UNPREDICTABLE_RANDOM_IV</a>, <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6eb659bf6d2c470c50c14bfbab5b2d45ab">INTERNALLY_GENERATED_IV</a>, <br> <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6ec1d24de3dedd05c28516f452d3ace417">NOT_RESYNCHRONIZABLE</a><br> }</td></tr><tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b9e027a141d40929fef51343064d1a69"></a><!-- doxytag: member="SimpleKeyedTransformation::MinKeyLength" ref="b9e027a141d40929fef51343064d1a69" args="() const=0" -->virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#b9e027a141d40929fef51343064d1a69">MinKeyLength</a> () const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns smallest valid key length in bytes */ <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="99ebc91e778d51d8481c4c4e8403508b"></a><!-- doxytag: member="SimpleKeyedTransformation::MaxKeyLength" ref="99ebc91e778d51d8481c4c4e8403508b" args="() const=0" -->virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#99ebc91e778d51d8481c4c4e8403508b">MaxKeyLength</a> () const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns largest valid key length in bytes */ <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="f900bd0bce7f925cfe8c6002b828d810"></a><!-- doxytag: member="SimpleKeyedTransformation::DefaultKeyLength" ref="f900bd0bce7f925cfe8c6002b828d810" args="() const=0" -->virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#f900bd0bce7f925cfe8c6002b828d810">DefaultKeyLength</a> () const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns default (recommended) key length in bytes */ <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="d4fb24fe36b6396c361d83dcc8c647f0"></a><!-- doxytag: member="SimpleKeyedTransformation::GetValidKeyLength" ref="d4fb24fe36b6396c361d83dcc8c647f0" args="(size_t n) const=0" -->virtual size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#d4fb24fe36b6396c361d83dcc8c647f0">GetValidKeyLength</a> (size_t n) const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns the smallest valid key length in bytes that is >= min(n, GetMaxKeyLength()) <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="2229cdb9d7ac7e2cf3b02b39ae59ad77"></a><!-- doxytag: member="SimpleKeyedTransformation::IsValidKeyLength" ref="2229cdb9d7ac7e2cf3b02b39ae59ad77" args="(size_t n) const" -->virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#2229cdb9d7ac7e2cf3b02b39ae59ad77">IsValidKeyLength</a> (size_t n) const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether n is a valid key length <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#df3c29b3ef3af74788a58c7c49887fd7">SetKey</a> (const byte *key, size_t length, const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &params=<a class="el" href="cryptlib_8h.html#d3205973dd1afa14090a683154c1109c">g_nullNameValuePairs</a>)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">set or reset the key of this object <a href="#df3c29b3ef3af74788a58c7c49887fd7"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="0401f9c67930805180964bc02ae0ac1c"></a><!-- doxytag: member="SimpleKeyedTransformation::SetKeyWithRounds" ref="0401f9c67930805180964bc02ae0ac1c" args="(const byte *key, size_t length, int rounds)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#0401f9c67930805180964bc02ae0ac1c">SetKeyWithRounds</a> (const byte *key, size_t length, int rounds)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">calls <a class="el" href="class_simple_keying_interface.html#df3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> with an <a class="el" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> object that just specifies "Rounds" <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c25e27eaeae2e909741c07de93caef49"></a><!-- doxytag: member="SimpleKeyedTransformation::SetKeyWithIV" ref="c25e27eaeae2e909741c07de93caef49" args="(const byte *key, size_t length, const byte *iv)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#c25e27eaeae2e909741c07de93caef49">SetKeyWithIV</a> (const byte *key, size_t length, const byte *iv)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">calls <a class="el" href="class_simple_keying_interface.html#df3c29b3ef3af74788a58c7c49887fd7" title="set or reset the key of this object">SetKey()</a> with an <a class="el" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> object that just specifies "IV" <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="22087180aa396209403b0852e9efc431"></a><!-- doxytag: member="SimpleKeyedTransformation::IVRequirement" ref="22087180aa396209403b0852e9efc431" args="() const=0" -->virtual <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#22087180aa396209403b0852e9efc431">IVRequirement</a> () const=0</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns the minimal requirement for secure IVs <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#71039112353cc70e9859ebd95037cc1a">IsResynchronizable</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can be resynchronized (i.e. supports initialization vectors) <a href="#71039112353cc70e9859ebd95037cc1a"></a><br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="a09fd0893ac8c6068e07ce30bb55c1d9"></a><!-- doxytag: member="SimpleKeyedTransformation::CanUseRandomIVs" ref="a09fd0893ac8c6068e07ce30bb55c1d9" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#a09fd0893ac8c6068e07ce30bb55c1d9">CanUseRandomIVs</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can use random IVs (in addition to ones returned by GetNextIV) <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="b98803e8744b73663e7e9c872eef822b"></a><!-- doxytag: member="SimpleKeyedTransformation::CanUsePredictableIVs" ref="b98803e8744b73663e7e9c872eef822b" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#b98803e8744b73663e7e9c872eef822b">CanUsePredictableIVs</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can use random but possibly predictable IVs (in addition to ones returned by GetNextIV) <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="fbf7065f7db5439d471d1bcc260d3bd5"></a><!-- doxytag: member="SimpleKeyedTransformation::CanUseStructuredIVs" ref="fbf7065f7db5439d471d1bcc260d3bd5" args="() const" -->bool </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#fbf7065f7db5439d471d1bcc260d3bd5">CanUseStructuredIVs</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns whether this object can use structured IVs, for example a counter (in addition to ones returned by GetNextIV) <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c6da9a8d3c783014ab54a2a3ee9e676a"></a><!-- doxytag: member="SimpleKeyedTransformation::IVSize" ref="c6da9a8d3c783014ab54a2a3ee9e676a" args="() const" -->virtual unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#c6da9a8d3c783014ab54a2a3ee9e676a">IVSize</a> () const</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">returns size of IVs used by this object <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8ee3f5f9c00d193bf9d8fd8aa46ccbb2"></a><!-- doxytag: member="SimpleKeyedTransformation::Resynchronize" ref="8ee3f5f9c00d193bf9d8fd8aa46ccbb2" args="(const byte *IV)" -->virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#8ee3f5f9c00d193bf9d8fd8aa46ccbb2">Resynchronize</a> (const byte *IV)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">resynchronize with an IV <br></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#917224bb6df7431d6469e7a10feac5fa">GetNextIV</a> (<a class="el" href="class_random_number_generator.html">RandomNumberGenerator</a> &rng, byte *IV)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">get a secure IV for the next message <a href="#917224bb6df7431d6469e7a10feac5fa"></a><br></td></tr><tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="ebbd86831fa6e2df267e2daf9b06ddfc"></a><!-- doxytag: member="SimpleKeyedTransformation::GetAlgorithm" ref="ebbd86831fa6e2df267e2daf9b06ddfc" args="() const" -->const <a class="el" href="class_algorithm.html">Algorithm</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keyed_transformation.html#ebbd86831fa6e2df267e2daf9b06ddfc">GetAlgorithm</a> () const</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="911df1b09f35e18a19e474942971947b"></a><!-- doxytag: member="SimpleKeyedTransformation::UncheckedSetKey" ref="911df1b09f35e18a19e474942971947b" args="(const byte *key, unsigned int length, const NameValuePairs &params)=0" -->virtual void </td><td class="memItemRight" valign="bottom"><b>UncheckedSetKey</b> (const byte *key, unsigned int length, const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &params)=0</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="32b2095542b18025814118734bf34da2"></a><!-- doxytag: member="SimpleKeyedTransformation::ThrowIfInvalidKeyLength" ref="32b2095542b18025814118734bf34da2" args="(size_t length)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#32b2095542b18025814118734bf34da2">ThrowIfInvalidKeyLength</a> (size_t length)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="e60d9774af66fc673fe6139f5880c477"></a><!-- doxytag: member="SimpleKeyedTransformation::ThrowIfResynchronizable" ref="e60d9774af66fc673fe6139f5880c477" args="()" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#e60d9774af66fc673fe6139f5880c477">ThrowIfResynchronizable</a> ()</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="c687add7d0a09c626d85b77714bbd114"></a><!-- doxytag: member="SimpleKeyedTransformation::ThrowIfInvalidIV" ref="c687add7d0a09c626d85b77714bbd114" args="(const byte *iv)" -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#c687add7d0a09c626d85b77714bbd114">ThrowIfInvalidIV</a> (const byte *iv)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="8d63825e000442603429b6f433b798f5"></a><!-- doxytag: member="SimpleKeyedTransformation::GetIVAndThrowIfInvalid" ref="8d63825e000442603429b6f433b798f5" args="(const NameValuePairs &params)" -->const byte * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#8d63825e000442603429b6f433b798f5">GetIVAndThrowIfInvalid</a> (const <a class="el" href="class_name_value_pairs.html">NameValuePairs</a> &params)</td></tr><tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="719efcf12f0de461b951830b8131b36a"></a><!-- doxytag: member="SimpleKeyedTransformation::AssertValidKeyLength" ref="719efcf12f0de461b951830b8131b36a" args="(size_t length) const " -->void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_simple_keying_interface.html#719efcf12f0de461b951830b8131b36a">AssertValidKeyLength</a> (size_t length) const </td></tr></table><hr><h2>Member Enumeration Documentation</h2><a class="anchor" name="88201c180fbfaa9fef2715252546ad6e"></a><!-- doxytag: member="SimpleKeyedTransformation::IV_Requirement" ref="88201c180fbfaa9fef2715252546ad6e" args="" --><div class="memitem"><div class="memproto"> <table class="memname"> <tr> <td class="memname">enum <a class="el" href="class_simple_keying_interface.html#88201c180fbfaa9fef2715252546ad6e">SimpleKeyingInterface::IV_Requirement</a><code> [inherited]</code> </td> </tr> </table></div><div class="memdoc">⌨️ 快捷键说明
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