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<a href="mapper_8cpp.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="preprocessor">#include <string></span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#include <cstring></span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <iostream></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include <<a class="code" href="mapper_8h.html">mappers/mapper.h</a>></span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="keyword">namespace </span><a class="code" href="namespacenes.html">nes</a></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> {</div><div class="line"><a name="l00009"></a><span class="lineno"><a class="line" href="classnes_1_1_mapper.html#ae40df7de3483c59d00186a2f34eb594b"> 9</a></span>  uint8_t <a class="code" href="classnes_1_1_mapper.html#ae40df7de3483c59d00186a2f34eb594b">Mapper::read_byte</a>(uint16_t addr)</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  {</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  <a class="code" href="structnes_1_1memory__section.html">memory_section</a> s;</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  {</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  s = <a class="code" href="classnes_1_1_mapper.html#aecfbac80aec4b7c59b9101a1ce88fc01">get_section</a>(addr);</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  }</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="keywordflow">catch</span>(std::string e)</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keywordflow">throw</span> e;</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  }</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordflow">if</span>(s.<a class="code" href="structnes_1_1memory__section.html#a6df500053e934fe97be0b049fd7fa9e2">read_handler</a> != <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  uint8_t result;</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  result = s.<a class="code" href="structnes_1_1memory__section.html#a6df500053e934fe97be0b049fd7fa9e2">read_handler</a>(s.<a class="code" href="structnes_1_1memory__section.html#a670affcc954678f783010ac09b78fa30">ptr</a>, addr);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  }</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordflow">catch</span>(std::string e)</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">throw</span> e;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  }</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  }</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  uint8_t *p = (uint8_t *)s.<a class="code" href="structnes_1_1memory__section.html#a670affcc954678f783010ac09b78fa30">ptr</a>;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">return</span> p[s.<a class="code" href="structnes_1_1memory__section.html#adf95ead77e708b0ed06da403d11fd0fc">addr</a> - s.<a class="code" href="structnes_1_1memory__section.html#a15cc5e7acbf5c6508576c46946198239">offset</a>];</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  }</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classnes_1_1_mapper.html#a9ad35fb6085bb493a89c5fca0627113d"> 40</a></span>  <span class="keywordtype">void</span> <a class="code" href="classnes_1_1_mapper.html#a9ad35fb6085bb493a89c5fca0627113d">Mapper::write_byte</a>(uint16_t addr, uint8_t value)</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="structnes_1_1memory__section.html">nes::memory_section</a> s;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  s = <a class="code" href="classnes_1_1_mapper.html#aecfbac80aec4b7c59b9101a1ce88fc01">get_section</a>(addr);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">catch</span>(std::string e)</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  {</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">throw</span> e;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  }</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">if</span>(s.<a class="code" href="structnes_1_1memory__section.html#a01a4145775b18acafa4dcc6d18c9caf3">write_handler</a> != <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  {</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">try</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  {</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  s.<a class="code" href="structnes_1_1memory__section.html#a01a4145775b18acafa4dcc6d18c9caf3">write_handler</a>(s.<a class="code" href="structnes_1_1memory__section.html#a670affcc954678f783010ac09b78fa30">ptr</a>, addr, value);</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">catch</span>(std::string e)</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  {</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">throw</span> e;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  }</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  uint8_t *p = (uint8_t *)s.<a class="code" href="structnes_1_1memory__section.html#a670affcc954678f783010ac09b78fa30">ptr</a>;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  p[s.<a class="code" href="structnes_1_1memory__section.html#adf95ead77e708b0ed06da403d11fd0fc">addr</a> - s.<a class="code" href="structnes_1_1memory__section.html#a15cc5e7acbf5c6508576c46946198239">offset</a>] = value;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> }</div><div class="ttc" id="mapper_8h_html"><div class="ttname"><a href="mapper_8h.html">mapper.h</a></div></div>
<div class="ttc" id="structnes_1_1memory__section_html_a6df500053e934fe97be0b049fd7fa9e2"><div class="ttname"><a href="structnes_1_1memory__section.html#a6df500053e934fe97be0b049fd7fa9e2">nes::memory_section::read_handler</a></div><div class="ttdeci">uint8_t(* read_handler)(void *, uint16_t)</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8h_source.html#l00016">mapper.h:16</a></div></div>
<div class="ttc" id="structnes_1_1memory__section_html_a15cc5e7acbf5c6508576c46946198239"><div class="ttname"><a href="structnes_1_1memory__section.html#a15cc5e7acbf5c6508576c46946198239">nes::memory_section::offset</a></div><div class="ttdeci">uint16_t offset</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8h_source.html#l00013">mapper.h:13</a></div></div>
<div class="ttc" id="structnes_1_1memory__section_html_adf95ead77e708b0ed06da403d11fd0fc"><div class="ttname"><a href="structnes_1_1memory__section.html#adf95ead77e708b0ed06da403d11fd0fc">nes::memory_section::addr</a></div><div class="ttdeci">uint16_t addr</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8h_source.html#l00012">mapper.h:12</a></div></div>
<div class="ttc" id="namespacenes_html"><div class="ttname"><a href="namespacenes.html">nes</a></div><div class="ttdef"><b>Definition:</b> <a href="cpu__6502_8cpp_source.html#l00005">cpu_6502.cpp:5</a></div></div>
<div class="ttc" id="structnes_1_1memory__section_html_a01a4145775b18acafa4dcc6d18c9caf3"><div class="ttname"><a href="structnes_1_1memory__section.html#a01a4145775b18acafa4dcc6d18c9caf3">nes::memory_section::write_handler</a></div><div class="ttdeci">void(* write_handler)(void *, uint16_t, uint8_t)</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8h_source.html#l00015">mapper.h:15</a></div></div>
<div class="ttc" id="classnes_1_1_mapper_html_a9ad35fb6085bb493a89c5fca0627113d"><div class="ttname"><a href="classnes_1_1_mapper.html#a9ad35fb6085bb493a89c5fca0627113d">nes::Mapper::write_byte</a></div><div class="ttdeci">void write_byte(uint16_t addr, uint8_t value)</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8cpp_source.html#l00040">mapper.cpp:40</a></div></div>
<div class="ttc" id="structnes_1_1memory__section_html_a670affcc954678f783010ac09b78fa30"><div class="ttname"><a href="structnes_1_1memory__section.html#a670affcc954678f783010ac09b78fa30">nes::memory_section::ptr</a></div><div class="ttdeci">void * ptr</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8h_source.html#l00014">mapper.h:14</a></div></div>
<div class="ttc" id="classnes_1_1_mapper_html_aecfbac80aec4b7c59b9101a1ce88fc01"><div class="ttname"><a href="classnes_1_1_mapper.html#aecfbac80aec4b7c59b9101a1ce88fc01">nes::Mapper::get_section</a></div><div class="ttdeci">virtual memory_section get_section(uint16_t addr)=0</div></div>
<div class="ttc" id="classnes_1_1_mapper_html_ae40df7de3483c59d00186a2f34eb594b"><div class="ttname"><a href="classnes_1_1_mapper.html#ae40df7de3483c59d00186a2f34eb594b">nes::Mapper::read_byte</a></div><div class="ttdeci">uint8_t read_byte(uint16_t addr)</div><div class="ttdef"><b>Definition:</b> <a href="mapper_8cpp_source.html#l00009">mapper.cpp:9</a></div></div>
<div class="ttc" id="structnes_1_1memory__section_html"><div class="ttname"><a href="structnes_1_1memory__section.html">nes::memory_section</a></div><div class="ttdef"><b>Definition:</b> <a href="mapper_8h_source.html#l00010">mapper.h:10</a></div></div>
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