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<div id="projectname">tinyusb
&#160;<span id="projectnumber">0.4</span>
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<div class="title">cdc_host.h</div> </div>
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<a href="cdc__host_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>&#160;<span class="comment">/**************************************************************************/</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="comment">/**************************************************************************/</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="preprocessor">#ifndef _TUSB_CDC_HOST_H_</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define _TUSB_CDC_HOST_H_</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="common_8h.html">common/common.h</a>&quot;</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="usbh_8h.html">host/usbh.h</a>&quot;</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cdc_8h.html">cdc.h</a>&quot;</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="preprocessor"></span> <span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment">//--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment">// CDC APPLICATION PUBLIC API</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment">//--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="comment"></span><span class="keywordtype">bool</span> <a class="code" href="group___c_d_c___serial___host.html#gaff61982f980eb8092a0e0b661bbd38c7">tusbh_cdc_serial_is_mounted</a>(uint8_t dev_addr) <a class="code" href="group___group___func_attr.html#ga477faefde32bfd89d5b5b40d70b1a998">ATTR_PURE</a> <a class="code" href="group___group___func_attr.html#gaa61f3d1a169c3d97d95072b1ee6493fd">ATTR_WARN_UNUSED_RESULT</a>;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="keywordtype">bool</span> <a class="code" href="group___c_d_c___serial___host.html#ga1d7354ed6ba18e9f9ed24b014890bf81">tusbh_cdc_is_busy</a>(uint8_t dev_addr, <a class="code" href="group___class_driver___c_d_c___common.html#ga8664e955870c947f08f6601901243b6f">cdc_pipeid_t</a> pipeid) <a class="code" href="group___group___func_attr.html#ga477faefde32bfd89d5b5b40d70b1a998">ATTR_PURE</a> <a class="code" href="group___group___func_attr.html#gaa61f3d1a169c3d97d95072b1ee6493fd">ATTR_WARN_UNUSED_RESULT</a>;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> <a class="code" href="group___c_d_c___serial___host.html#ga9a78d2b7d93d02e7004b13e26f52a38b">tusbh_cdc_send</a>(uint8_t dev_addr, <span class="keywordtype">void</span> <span class="keyword">const</span> * p_data, uint32_t length, <span class="keywordtype">bool</span> is_notify);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;<a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> <a class="code" href="group___c_d_c___serial___host.html#ga5fe5da6809a8a2688c9941fd99aaebd0">tusbh_cdc_receive</a>(uint8_t dev_addr, <span class="keywordtype">void</span> * p_buffer, uint32_t length, <span class="keywordtype">bool</span> is_notify);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;<span class="comment">//--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="comment">// CDC APPLICATION CALLBACKS</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="comment">//--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="comment"></span><span class="keywordtype">void</span> <a class="code" href="group___c_d_c___serial___host.html#ga9128eb9c5b0d166c384b222b565373f9">tusbh_cdc_mounted_cb</a>(uint8_t dev_addr);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="keywordtype">void</span> <a class="code" href="group___c_d_c___serial___host.html#ga7b2511d2b53dfa6a519d92be254c04c6">tusbh_cdc_unmounted_cb</a>(uint8_t dev_addr);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;<span class="keywordtype">void</span> <a class="code" href="group___c_d_c___serial___host.html#ga1e01c08cf3873049116ae8f5aadff78c">tusbh_cdc_xfer_isr</a>(uint8_t dev_addr, tusb_event_t event, <a class="code" href="group___class_driver___c_d_c___common.html#ga8664e955870c947f08f6601901243b6f">cdc_pipeid_t</a> pipe_id, uint32_t xferred_bytes);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;<span class="comment">//--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;<span class="comment">// USBH-CLASS API</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="comment">//--------------------------------------------------------------------+</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="preprocessor">#ifdef _TINY_USB_SOURCE_FILE_</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;<span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; uint8_t interface_number;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; uint8_t interface_protocol;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <a class="code" href="structcdc__acm__capability__t.html">cdc_acm_capability_t</a> acm_capability;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <a class="code" href="structpipe__handle__t.html">pipe_handle_t</a> pipe_notification, pipe_out, pipe_in;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;} cdch_data_t;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;<span class="keyword">extern</span> cdch_data_t cdch_data[<a class="code" href="group___t_u_s_b___c_f_g___h_o_s_t.html#gafc4906ab5cb44b1931d4ae55894440c1">TUSB_CFG_HOST_DEVICE_MAX</a>]; <span class="comment">// TODO consider to move to cdch internal header file</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;<span class="keywordtype">void</span> cdch_init(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;<a class="code" href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a> cdch_open_subtask(uint8_t dev_addr, <a class="code" href="structtusb__descriptor__interface__t.html">tusb_descriptor_interface_t</a> <span class="keyword">const</span> *p_interface_desc, uint16_t *p_length) <a class="code" href="group___group___func_attr.html#gaa61f3d1a169c3d97d95072b1ee6493fd">ATTR_WARN_UNUSED_RESULT</a>;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="keywordtype">void</span> cdch_isr(<a class="code" href="structpipe__handle__t.html">pipe_handle_t</a> pipe_hdl, tusb_event_t event, uint32_t xferred_bytes);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="keywordtype">void</span> cdch_close(uint8_t dev_addr);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<span class="preprocessor"></span> }</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* _TUSB_CDC_HOST_H_ */</span><span class="preprocessor"></span></div>
<div class="ttc" id="structtusb__descriptor__interface__t_html"><div class="ttname"><a href="structtusb__descriptor__interface__t.html">tusb_descriptor_interface_t</a></div><div class="ttdoc">USB Standard Interface Descriptor (section 9.6.1 table 9-12) </div><div class="ttdef"><b>Definition:</b> <a href="std__descriptors_8h_source.html#l00090">std_descriptors.h:90</a></div></div>
<div class="ttc" id="usbh_8h_html"><div class="ttname"><a href="usbh_8h.html">usbh.h</a></div></div>
<div class="ttc" id="group___group___func_attr_html_gaa61f3d1a169c3d97d95072b1ee6493fd"><div class="ttname"><a href="group___group___func_attr.html#gaa61f3d1a169c3d97d95072b1ee6493fd">ATTR_WARN_UNUSED_RESULT</a></div><div class="ttdeci">#define ATTR_WARN_UNUSED_RESULT</div><div class="ttdoc">The warn_unused_result attribute causes a warning to be emitted if a caller of the function with this...</div><div class="ttdef"><b>Definition:</b> <a href="compiler__gcc_8h_source.html#l00118">compiler_gcc.h:118</a></div></div>
<div class="ttc" id="structpipe__handle__t_html"><div class="ttname"><a href="structpipe__handle__t.html">pipe_handle_t</a></div><div class="ttdef"><b>Definition:</b> <a href="hcd_8h_source.html#l00063">hcd.h:63</a></div></div>
<div class="ttc" id="group___t_u_s_b___c_f_g___h_o_s_t_html_gafc4906ab5cb44b1931d4ae55894440c1"><div class="ttname"><a href="group___t_u_s_b___c_f_g___h_o_s_t.html#gafc4906ab5cb44b1931d4ae55894440c1">TUSB_CFG_HOST_DEVICE_MAX</a></div><div class="ttdeci">#define TUSB_CFG_HOST_DEVICE_MAX</div><div class="ttdoc">Maximum number of device host stack can manage If hub class is not enabled, set this equal to numbe...</div><div class="ttdef"><b>Definition:</b> <a href="configuration_8txt_source.html#l00035">configuration.txt:35</a></div></div>
<div class="ttc" id="group___group___func_attr_html_ga477faefde32bfd89d5b5b40d70b1a998"><div class="ttname"><a href="group___group___func_attr.html#ga477faefde32bfd89d5b5b40d70b1a998">ATTR_PURE</a></div><div class="ttdeci">#define ATTR_PURE</div><div class="ttdoc">Many functions have no effects except the return value and their return value depends only on the par...</div><div class="ttdef"><b>Definition:</b> <a href="compiler__gcc_8h_source.html#l00096">compiler_gcc.h:96</a></div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_gaff61982f980eb8092a0e0b661bbd38c7"><div class="ttname"><a href="group___c_d_c___serial___host.html#gaff61982f980eb8092a0e0b661bbd38c7">tusbh_cdc_serial_is_mounted</a></div><div class="ttdeci">bool tusbh_cdc_serial_is_mounted(uint8_t dev_addr) ATTR_PURE ATTR_WARN_UNUSED_RESULT</div><div class="ttdoc">Check if device support CDC Serial interface or not. </div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_ga5fe5da6809a8a2688c9941fd99aaebd0"><div class="ttname"><a href="group___c_d_c___serial___host.html#ga5fe5da6809a8a2688c9941fd99aaebd0">tusbh_cdc_receive</a></div><div class="ttdeci">tusb_error_t tusbh_cdc_receive(uint8_t dev_addr, void *p_buffer, uint32_t length, bool is_notify)</div><div class="ttdoc">Perform USB IN transfer to get data from device. </div></div>
<div class="ttc" id="group___class_driver___c_d_c___common_html_ga8664e955870c947f08f6601901243b6f"><div class="ttname"><a href="group___class_driver___c_d_c___common.html#ga8664e955870c947f08f6601901243b6f">cdc_pipeid_t</a></div><div class="ttdeci">cdc_pipeid_t</div><div class="ttdoc">CDC Pipe ID, used to indicate which pipe the API is addressing to (Notification, Out, In) </div><div class="ttdef"><b>Definition:</b> <a href="cdc_8h_source.html#l00058">cdc.h:58</a></div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_ga9a78d2b7d93d02e7004b13e26f52a38b"><div class="ttname"><a href="group___c_d_c___serial___host.html#ga9a78d2b7d93d02e7004b13e26f52a38b">tusbh_cdc_send</a></div><div class="ttdeci">tusb_error_t tusbh_cdc_send(uint8_t dev_addr, void const *p_data, uint32_t length, bool is_notify)</div><div class="ttdoc">Perform USB OUT transfer to device. </div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_ga1e01c08cf3873049116ae8f5aadff78c"><div class="ttname"><a href="group___c_d_c___serial___host.html#ga1e01c08cf3873049116ae8f5aadff78c">tusbh_cdc_xfer_isr</a></div><div class="ttdeci">void tusbh_cdc_xfer_isr(uint8_t dev_addr, tusb_event_t event, cdc_pipeid_t pipe_id, uint32_t xferred_bytes)</div><div class="ttdoc">Callback function that is invoked when an transferring event occurred. </div></div>
<div class="ttc" id="group___group___error_html_ga225612897c510054ef4026586562f716"><div class="ttname"><a href="group___group___error.html#ga225612897c510054ef4026586562f716">tusb_error_t</a></div><div class="ttdeci">tusb_error_t</div><div class="ttdoc">Error Code returned. </div><div class="ttdef"><b>Definition:</b> <a href="tusb__errors_8h_source.html#l00097">tusb_errors.h:97</a></div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_ga9128eb9c5b0d166c384b222b565373f9"><div class="ttname"><a href="group___c_d_c___serial___host.html#ga9128eb9c5b0d166c384b222b565373f9">tusbh_cdc_mounted_cb</a></div><div class="ttdeci">void tusbh_cdc_mounted_cb(uint8_t dev_addr)</div><div class="ttdoc">Callback function that will be invoked when a device with CDC Abstract Control Model interface is mou...</div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_ga7b2511d2b53dfa6a519d92be254c04c6"><div class="ttname"><a href="group___c_d_c___serial___host.html#ga7b2511d2b53dfa6a519d92be254c04c6">tusbh_cdc_unmounted_cb</a></div><div class="ttdeci">void tusbh_cdc_unmounted_cb(uint8_t dev_addr)</div><div class="ttdoc">Callback function that will be invoked when a device with CDC Abstract Control Model interface is unm...</div></div>
<div class="ttc" id="common_8h_html"><div class="ttname"><a href="common_8h.html">common.h</a></div></div>
<div class="ttc" id="cdc_8h_html"><div class="ttname"><a href="cdc_8h.html">cdc.h</a></div></div>
<div class="ttc" id="structcdc__acm__capability__t_html"><div class="ttname"><a href="structcdc__acm__capability__t.html">cdc_acm_capability_t</a></div><div class="ttdef"><b>Definition:</b> <a href="cdc_8h_source.html#l00284">cdc.h:284</a></div></div>
<div class="ttc" id="group___c_d_c___serial___host_html_ga1d7354ed6ba18e9f9ed24b014890bf81"><div class="ttname"><a href="group___c_d_c___serial___host.html#ga1d7354ed6ba18e9f9ed24b014890bf81">tusbh_cdc_is_busy</a></div><div class="ttdeci">bool tusbh_cdc_is_busy(uint8_t dev_addr, cdc_pipeid_t pipeid) ATTR_PURE ATTR_WARN_UNUSED_RESULT</div><div class="ttdoc">Check if the interface is currently busy or not. </div></div>
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