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<div class="title">fork.c File Reference</div> </div>
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<div class="textblock"><code>#include <<a class="el" href="../../d4/d7a/fork_8h_source.html">ubixos/fork.h</a>></code><br />
<code>#include <<a class="el" href="../../d0/d27/include_2sys_2types_8h_source.html">sys/types.h</a>></code><br />
<code>#include <<a class="el" href="../../d7/d00/sched_8h_source.html">ubixos/sched.h</a>></code><br />
<code>#include <<a class="el" href="../../dd/d71/tty_8h_source.html">ubixos/tty.h</a>></code><br />
<code>#include <<a class="el" href="../../d2/d48/vitals_8h_source.html">ubixos/vitals.h</a>></code><br />
<code>#include <<a class="el" href="../../d1/d21/vmm_8h_source.html">vmm/vmm.h</a>></code><br />
<code>#include <<a class="el" href="../../da/d66/string_8h_source.html">string.h</a>></code><br />
<code>#include <<a class="el" href="../../dc/da7/assert_8h_source.html">assert.h</a>></code><br />
<code>#include <<a class="el" href="../../da/d28/kprintf_8h_source.html">lib/kprintf.h</a>></code><br />
<code>#include <<a class="el" href="../../d3/df4/descrip_8h_source.html">sys/descrip.h</a>></code><br />
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Include dependency graph for fork.c:</div>
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<p><a href="../../d9/d48/i386_2fork_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a261cebc38d369f0e4deb601a1cbe4199"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d48/i386_2fork_8c.html#a261cebc38d369f0e4deb601a1cbe4199">__asm</a> (".globl sysFork_old \n" "sysFork_old: \n" " xor %eax,%eax \n" " call <a class="el" href="../../d7/d00/sched_8h.html#a92458df2063761371869cdfe0c9b4ee3">schedNewTask</a> \n" " testl %eax,%eax \n" " je fork_ret \n" " pushl %esi \n" " pushl %edi \n" " pushl %ebp \n" " pushl %eax \n" " call <a class="el" href="../../d9/d48/i386_2fork_8c.html#a193d99c9f4dbfbfaad8a1ef486582f2d">fork_copyProcess</a> \n" " movl %eax,(%ebx) \n" " addl $16,%esp \n" "fork_ret: \n" " ret \n")</td></tr>
<tr class="separator:a261cebc38d369f0e4deb601a1cbe4199"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a193d99c9f4dbfbfaad8a1ef486582f2d"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d48/i386_2fork_8c.html#a193d99c9f4dbfbfaad8a1ef486582f2d">fork_copyProcess</a> (struct <a class="el" href="../../d1/dff/structtaskStruct.html">taskStruct</a> *newProcess, long ebp, long edi, long esi, long none, long ebx, long ecx, long edx, long eip, long cs, long eflags, long esp, long ss)</td></tr>
<tr class="separator:a193d99c9f4dbfbfaad8a1ef486582f2d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad3bf5413ce6ffd3c191861969d8a1d74"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d48/i386_2fork_8c.html#ad3bf5413ce6ffd3c191861969d8a1d74">qT</a> ()</td></tr>
<tr class="separator:ad3bf5413ce6ffd3c191861969d8a1d74"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a12d5be919f9de14409d628c5a87a54d3"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d9/d48/i386_2fork_8c.html#a12d5be919f9de14409d628c5a87a54d3">sys_fork</a> (struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> *td, struct <a class="el" href="../../d5/df7/structsys__fork__args.html">sys_fork_args</a> *args)</td></tr>
<tr class="separator:a12d5be919f9de14409d628c5a87a54d3"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<h2 class="groupheader">Function Documentation</h2>
<a id="a261cebc38d369f0e4deb601a1cbe4199"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a261cebc38d369f0e4deb601a1cbe4199">◆ </a></span>__asm()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">__asm </td>
<td>(</td>
<td class="paramtype">".globl sysFork_old \n" "sysFork_old: \n" " xor % </td>
<td class="paramname"><em>eax</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">%eax \n" " call <a class="el" href="../../d7/d00/sched_8h.html#a92458df2063761371869cdfe0c9b4ee3">schedNewTask</a> \n" " testl % </td>
<td class="paramname"><em>eax</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">%eax \n" " je fork_ret \n" " pushl %esi \n" " pushl %edi \n" " pushl %ebp \n" " pushl %eax \n" " call <a class="el" href="../../d9/d48/i386_2fork_8c.html#a193d99c9f4dbfbfaad8a1ef486582f2d">fork_copyProcess</a> \n" " movl % </td>
<td class="paramname"><em>eax</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">(%ebx) \n" " addl </td>
<td class="paramname"><em>$16</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">%esp \n" "fork_ret:\n" " ret \n" </td>
<td class="paramname"> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
</div>
</div>
<a id="a193d99c9f4dbfbfaad8a1ef486582f2d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a193d99c9f4dbfbfaad8a1ef486582f2d">◆ </a></span>fork_copyProcess()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int fork_copyProcess </td>
<td>(</td>
<td class="paramtype">struct <a class="el" href="../../d1/dff/structtaskStruct.html">taskStruct</a> * </td>
<td class="paramname"><em>newProcess</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>ebp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>edi</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>esi</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>none</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>ebx</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>ecx</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>edx</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>eip</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>cs</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>eflags</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>esp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">long </td>
<td class="paramname"><em>ss</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d9/d48/i386_2fork_8c_source.html#l00144">144</a> of file <a class="el" href="../../d9/d48/i386_2fork_8c_source.html">fork.c</a>.</p>
<p class="reference">References <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00050">_current</a>, <a class="el" href="../../dc/da7/assert_8h_source.html#l00064">assert</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00035">tssStruct::back_link</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00046">tssStruct::cr3</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00056">tssStruct::cs</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00058">osInfo::cwd</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00060">tssStruct::ds</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::eax</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00051">tssStruct::ebp</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::ebx</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::ecx</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00053">tssStruct::edi</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::edx</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00048">tssStruct::eflags</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00047">tssStruct::eip</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00054">tssStruct::es</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00052">tssStruct::esi</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00050">tssStruct::esp</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00037">tssStruct::esp0</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00040">tssStruct::esp1</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00043">tssStruct::esp2</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00047">FORK</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00062">tssStruct::fs</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00073">taskStruct::gid</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00064">tssStruct::gs</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00063">taskStruct::id</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00069">tssStruct::io_map</a>, <a class="el" href="../../df/d87/kprintf_8c_source.html#l00259">kprintf()</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00066">tssStruct::ldt</a>, <a class="el" href="../../da/d66/string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy()</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00069">taskStruct::oInfo</a>, <a class="el" href="../../dd/d71/tty_8h_source.html#l00042">tty_termNode::owner</a>, <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00244">sched_yield()</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00058">tssStruct::ss</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00038">tssStruct::ss0</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00041">tssStruct::ss1</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00044">tssStruct::ss2</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00072">taskStruct::state</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00078">taskStruct::td</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00077">taskStruct::term</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00068">tssStruct::trace_bitmap</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00067">taskStruct::tss</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00073">taskStruct::uid</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00043">thread::vm_daddr</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00044">thread::vm_dsize</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00045">thread::vm_taddr</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00046">thread::vm_tsize</a>, <a class="el" href="../../d6/de9/copyvirtualspace_8c_source.html#l00051">vmm_copyVirtualSpace()</a>, and <a class="el" href="../../d7/d00/sched_8h_source.html#l00054">osInfo::vmStart</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad3bf5413ce6ffd3c191861969d8a1d74">◆ </a></span>qT()</h2>
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<td class="memname">void qT </td>
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<td class="paramname"></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="../../d9/d48/i386_2fork_8c_source.html#l00206">206</a> of file <a class="el" href="../../d9/d48/i386_2fork_8c_source.html">fork.c</a>.</p>
<p class="reference">References <a class="el" href="../../df/d87/kprintf_8c_source.html#l00259">kprintf()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a12d5be919f9de14409d628c5a87a54d3">◆ </a></span>sys_fork()</h2>
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<td class="memname">int sys_fork </td>
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<td class="paramtype">struct <a class="el" href="../../d3/dc5/structthread.html">thread</a> * </td>
<td class="paramname"><em>td</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">struct <a class="el" href="../../d5/df7/structsys__fork__args.html">sys_fork_args</a> * </td>
<td class="paramname"><em>args</em> </td>
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<td>)</td>
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<p class="definition">Definition at line <a class="el" href="../../d9/d48/i386_2fork_8c_source.html#l00040">40</a> of file <a class="el" href="../../d9/d48/i386_2fork_8c_source.html">fork.c</a>.</p>
<p class="reference">References <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00050">_current</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00035">tssStruct::back_link</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00088">taskStruct::children</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00046">tssStruct::cr3</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00056">tssStruct::cs</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00058">osInfo::cwd</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00060">tssStruct::ds</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::eax</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00051">tssStruct::ebp</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::ebx</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::ecx</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00053">tssStruct::edi</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00049">tssStruct::edx</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00048">tssStruct::eflags</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00047">tssStruct::eip</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00054">tssStruct::es</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00052">tssStruct::esi</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00050">tssStruct::esp</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00037">tssStruct::esp0</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00040">tssStruct::esp1</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00043">tssStruct::esp2</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00047">FORK</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00047">thread::frame</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00062">tssStruct::fs</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00073">taskStruct::gid</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00064">tssStruct::gs</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00063">taskStruct::id</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00069">tssStruct::io_map</a>, <a class="el" href="../../d3/d1a/kmalloc_8c_source.html#l00241">kmalloc()</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00066">tssStruct::ldt</a>, <a class="el" href="../../da/d66/string_8h.html#ae33b18edb618c656b9b795b9fce2316c">memcpy()</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00042">thread::o_files</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00069">taskStruct::oInfo</a>, <a class="el" href="../../dd/d71/tty_8h_source.html#l00042">tty_termNode::owner</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00090">taskStruct::parent</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00087">taskStruct::pgrp</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00086">taskStruct::ppid</a>, <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00244">sched_yield()</a>, <a class="el" href="../../d3/d02/armv6_2sched_8c_source.html#l00135">schedNewTask()</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00058">tssStruct::ss</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00038">tssStruct::ss0</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00041">tssStruct::ss1</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00044">tssStruct::ss2</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00072">taskStruct::state</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00078">taskStruct::td</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00041">thread::td_retval</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00077">taskStruct::term</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00051">trapframe::tf_cs</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00038">trapframe::tf_ds</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00041">trapframe::tf_ebp</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00043">trapframe::tf_ebx</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00045">trapframe::tf_ecx</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00039">trapframe::tf_edi</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00044">trapframe::tf_edx</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00052">trapframe::tf_eflags</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00050">trapframe::tf_eip</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00037">trapframe::tf_es</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00040">trapframe::tf_esi</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00054">trapframe::tf_esp</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00036">trapframe::tf_fs</a>, <a class="el" href="../../d7/d0b/trap_8h_source.html#l00055">trapframe::tf_ss</a>, <a class="el" href="../../de/d9a/tss_8h_source.html#l00068">tssStruct::trace_bitmap</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00067">taskStruct::tss</a>, <a class="el" href="../../d7/d00/sched_8h_source.html#l00073">taskStruct::uid</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00043">thread::vm_daddr</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00044">thread::vm_dsize</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00045">thread::vm_taddr</a>, <a class="el" href="../../db/dd5/thread_8h_source.html#l00046">thread::vm_tsize</a>, <a class="el" href="../../d6/de9/copyvirtualspace_8c_source.html#l00051">vmm_copyVirtualSpace()</a>, and <a class="el" href="../../d7/d00/sched_8h_source.html#l00054">osInfo::vmStart</a>.</p>
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