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<compounddef id="classpmt__pool" kind="class" prot="public">
<compoundname>pmt_pool</compoundname>
<includes refid="pmt__pool_8h" local="no">pmt_pool.h</includes>
<innerclass refid="structpmt__pool_1_1item" prot="private">pmt_pool::item</innerclass>
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<type><ref refid="classomni__mutex" kindref="compound">omni_mutex</ref></type>
<definition>omni_mutex pmt_pool::d_mutex</definition>
<argsstring></argsstring>
<name>d_mutex</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type><ref refid="classomni__condition" kindref="compound">omni_condition</ref></type>
<definition>omni_condition pmt_pool::d_cond</definition>
<argsstring></argsstring>
<name>d_cond</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>size_t</type>
<definition>size_t pmt_pool::d_itemsize</definition>
<argsstring></argsstring>
<name>d_itemsize</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<memberdef kind="variable" id="classpmt__pool_1ae945c42d424fb05af1d9cc66de26e770" prot="private" static="no" mutable="no">
<type>size_t</type>
<definition>size_t pmt_pool::d_alignment</definition>
<argsstring></argsstring>
<name>d_alignment</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>size_t</type>
<definition>size_t pmt_pool::d_allocation_size</definition>
<argsstring></argsstring>
<name>d_allocation_size</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type>size_t</type>
<definition>size_t pmt_pool::d_max_items</definition>
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<name>d_max_items</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type>size_t</type>
<definition>size_t pmt_pool::d_n_items</definition>
<argsstring></argsstring>
<name>d_n_items</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<memberdef kind="variable" id="classpmt__pool_1afaa87cf4abaec85a93a55a2d8b2c01ac" prot="private" static="no" mutable="no">
<type>item *</type>
<definition>item* pmt_pool::d_freelist</definition>
<argsstring></argsstring>
<name>d_freelist</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type><ref refid="classstd_1_1vector" kindref="compound">std::vector</ref>< char * ></type>
<definition>std::vector<char *> pmt_pool::d_allocations</definition>
<argsstring></argsstring>
<name>d_allocations</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
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<type></type>
<definition>pmt_pool::pmt_pool</definition>
<argsstring>(size_t itemsize, size_t alignment=16, size_t allocation_size=4096, size_t max_items=0)</argsstring>
<name>pmt_pool</name>
<param>
<type>size_t</type>
<declname>itemsize</declname>
</param>
<param>
<type>size_t</type>
<declname>alignment</declname>
<defval>16</defval>
</param>
<param>
<type>size_t</type>
<declname>allocation_size</declname>
<defval>4096</defval>
</param>
<param>
<type>size_t</type>
<declname>max_items</declname>
<defval>0</defval>
</param>
<briefdescription>
</briefdescription>
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<para><parameterlist kind="param"><parameteritem>
<parameternamelist>
<parametername>itemsize</parametername>
</parameternamelist>
<parameterdescription>
<para>size in bytes of the items to be allocated. </para></parameterdescription>
</parameteritem>
<parameteritem>
<parameternamelist>
<parametername>alignment</parametername>
</parameternamelist>
<parameterdescription>
<para>alignment in bytes of all objects to be allocated (must be power-of-2). </para></parameterdescription>
</parameteritem>
<parameteritem>
<parameternamelist>
<parametername>allocation_size</parametername>
</parameternamelist>
<parameterdescription>
<para>number of bytes to allocate at a time from the underlying allocator. </para></parameterdescription>
</parameteritem>
<parameteritem>
<parameternamelist>
<parametername>max_items</parametername>
</parameternamelist>
<parameterdescription>
<para>is the maximum number of items to allocate. If this number is exceeded, the allocate blocks. 0 implies no limit. </para></parameterdescription>
</parameteritem>
</parameterlist>
</para> </detaileddescription>
<inbodydescription>
</inbodydescription>
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<type></type>
<definition>pmt_pool::~pmt_pool</definition>
<argsstring>()</argsstring>
<name>~pmt_pool</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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<type>void *</type>
<definition>void* pmt_pool::malloc</definition>
<argsstring>()</argsstring>
<name>malloc</name>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
<location file="/builddir/build/BUILD/gnuradio-3.2.2/pmt/src/lib/pmt_pool.h" line="63"/>
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<type>void</type>
<definition>void pmt_pool::free</definition>
<argsstring>(void *p)</argsstring>
<name>free</name>
<param>
<type>void *</type>
<declname>p</declname>
</param>
<briefdescription>
</briefdescription>
<detaileddescription>
</detaileddescription>
<inbodydescription>
</inbodydescription>
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</sectiondef>
<briefdescription>
<para>very simple thread-safe fixed-size allocation pool </para> </briefdescription>
<detaileddescription>
<para>FIXME may want to go to global allocation with per-thread free list. This would eliminate virtually all lock contention. </para> </detaileddescription>
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