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<li class="navelem"><a class="el" href="dir_e5fbe6d2783ccd4c93c7856d92d7be6e.html">GitHub</a></li><li class="navelem"><a class="el" href="dir_397a095372f04465e811d0ee219bbf8f.html">USB_Host_Shield_2.0</a></li> </ul>
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<div class="title">macros.h</div> </div>
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<a href="macros_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * File: macros.h</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Author: AJK</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Created on September 23, 2013, 12:31 AM</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#if !defined(_usb_h_) || defined(MACROS_H)</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor"></span><span class="preprocessor">#error "Never include macros.h directly; include Usb.h instead"</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor"></span><span class="preprocessor">#define MACROS_H</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// HANDY MACROS</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="macros_8h.html#aac9153aee4bdb92701df902e06a74eb3"> 17</a></span> <span class="preprocessor">#define SWAP(a, b) (((a) ^= (b)), ((b) ^= (a)), ((a) ^= (b)))</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span><span class="preprocessor">#ifndef __BYTE_GRABBING_DEFINED__</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"><a class="line" href="macros_8h.html#aba6aea5f92a8f3b12d93735556b195a0"> 19</a></span> <span class="preprocessor"></span><span class="preprocessor">#define __BYTE_GRABBING_DEFINED__ 1</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef BROKEN_OPTIMIZER_LITTLE_ENDIAN</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor"></span><span class="comment">// Note: Use this if your compiler generates horrible assembler!</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#define BGRAB0(__usi__) (((uint8_t *)&(__usi__))[0])</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB1(__usi__) (((uint8_t *)&(__usi__))[1])</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB2(__usi__) (((uint8_t *)&(__usi__))[2])</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB3(__usi__) (((uint8_t *)&(__usi__))[3])</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB4(__usi__) (((uint8_t *)&(__usi__))[4])</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB5(__usi__) (((uint8_t *)&(__usi__))[5])</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB6(__usi__) (((uint8_t *)&(__usi__))[6])</span></div>
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||
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB7(__usi__) (((uint8_t *)&(__usi__))[7])</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span><span class="comment">// Note: The cast alone to uint8_t is actually enough.</span></div>
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||
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// GCC throws out the "& 0xff", and the size is no different.</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// Some compilers need it.</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="macros_8h.html#a773ca2920fd4808c94e6645a7a8d63d1"> 34</a></span> <span class="preprocessor">#define BGRAB0(__usi__) ((uint8_t)((__usi__) & 0xff ))</span></div>
|
||
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<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="macros_8h.html#a483a8ceb644d44744abff34f61cc5442"> 35</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB1(__usi__) ((uint8_t)(((__usi__) >> 8) & 0xff))</span></div>
|
||
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<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="macros_8h.html#a49c9ebd69fbb93bd97f9051f592390c6"> 36</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB2(__usi__) ((uint8_t)(((__usi__) >> 16) & 0xff))</span></div>
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||
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<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="macros_8h.html#a9860e9931085c9e299185903eeb0e728"> 37</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB3(__usi__) ((uint8_t)(((__usi__) >> 24) & 0xff))</span></div>
|
||
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<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="macros_8h.html#a2e09ee6521484d766b749fa78424e6de"> 38</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB4(__usi__) ((uint8_t)(((__usi__) >> 32) & 0xff))</span></div>
|
||
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<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="macros_8h.html#af7841a592674a3da24f7f93c51efc802"> 39</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB5(__usi__) ((uint8_t)(((__usi__) >> 40) & 0xff))</span></div>
|
||
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<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="macros_8h.html#abe11d76b3c0fd5c7eb99028da5c143fd"> 40</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB6(__usi__) ((uint8_t)(((__usi__) >> 48) & 0xff))</span></div>
|
||
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<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="macros_8h.html#ae6f83d8945d4b4aaeb0b6bcd241f4d41"> 41</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BGRAB7(__usi__) ((uint8_t)(((__usi__) >> 56) & 0xff))</span></div>
|
||
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
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||
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<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="macros_8h.html#a80bfc8ae315212bceee673fda15cd0a1"> 43</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER1(__usi__) ((uint16_t)(__usi__) << 8)</span></div>
|
||
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<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="macros_8h.html#a747255a7db85e714c2db0cfc773869b4"> 44</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER2(__usi__) ((uint32_t)(__usi__) << 16)</span></div>
|
||
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<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="macros_8h.html#a433de90ebc655ae064dd06daea3c08cd"> 45</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER3(__usi__) ((uint32_t)(__usi__) << 24)</span></div>
|
||
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="macros_8h.html#a564606798f96352a6d4b4ae7272780ce"> 46</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER4(__usi__) ((uint64_t)(__usi__) << 32)</span></div>
|
||
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<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="macros_8h.html#af4736df29b4fa3d907c7b07dfdfe051d"> 47</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER5(__usi__) ((uint64_t)(__usi__) << 40)</span></div>
|
||
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<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="macros_8h.html#a5b251ec4a21985e21aafc8cac05f6f8e"> 48</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER6(__usi__) ((uint64_t)(__usi__) << 48)</span></div>
|
||
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<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="macros_8h.html#a23a06fa3ad02cb923e4f1dc695a554ac"> 49</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BOVER7(__usi__) ((uint64_t)(__usi__) << 56)</span></div>
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||
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// These are the smallest and fastest ways I have found so far in pure C/C++.</span></div>
|
||
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<div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="macros_8h.html#adc0425264a0eef8366ed880a449a7ba6"> 52</a></span> <span class="preprocessor">#define BMAKE16(__usc1__,__usc0__) ((uint16_t)((uint16_t)(__usc0__) | (uint16_t)BOVER1(__usc1__)))</span></div>
|
||
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<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="macros_8h.html#aa66c08000503b210a294df0200b7b6ba"> 53</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BMAKE32(__usc3__,__usc2__,__usc1__,__usc0__) ((uint32_t)((uint32_t)(__usc0__) | (uint32_t)BOVER1(__usc1__) | (uint32_t)BOVER2(__usc2__) | (uint32_t)BOVER3(__usc3__)))</span></div>
|
||
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<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="macros_8h.html#a7a02f6ea8bf592d102017f7ddaf4ed36"> 54</a></span> <span class="preprocessor"></span><span class="preprocessor">#define BMAKE64(__usc7__,__usc6__,__usc5__,__usc4__,__usc3__,__usc2__,__usc1__,__usc0__) ((uint64_t)((uint64_t)__usc0__ | (uint64_t)BOVER1(__usc1__) | (uint64_t)BOVER2(__usc2__) | (uint64_t)BOVER3(__usc3__) | (uint64_t)BOVER4(__usc4__) | (uint64_t)BOVER5(__usc5__) | (uint64_t)BOVER6(__usc6__) | (uint64_t)BOVER1(__usc7__)))</span></div>
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||
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
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||
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor"></span></div>
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||
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">/*</span></div>
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||
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * Debug macros: Strings are stored in progmem (flash) instead of RAM.</span></div>
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||
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> */</span></div>
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||
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<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="macros_8h.html#afc6fe7f947af35317a49a4dcfc8189fd"> 60</a></span> <span class="preprocessor">#define USBTRACE(s) (Notify(PSTR(s), 0x80))</span></div>
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||
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<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="macros_8h.html#adbe3f00986df48a9254f8bf0992041d3"> 61</a></span> <span class="preprocessor"></span><span class="preprocessor">#define USBTRACE2(s,r) (Notify(PSTR(s), 0x80), D_PrintHex((r), 0x80), Notify(PSTR("\r\n"), 0x80))</span></div>
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||
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#endif </span><span class="comment">/* MACROS_H */</span><span class="preprocessor"></span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor"></span></div>
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</div><!-- fragment --></div><!-- contents -->
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<img class="footer" src="doxygen.png" alt="doxygen"/>
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</a> 1.8.5
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</small></address>
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</body>
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</html>
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