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/*
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* Copyright (c) 2013-2017, Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PT_CPU_H
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#define PT_CPU_H
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struct pt_cpu;
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/* Parses @s which should be of format family/model[/stepping] and
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* stores the value in @cpu on success.
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* The optional stepping defaults to 0 if omitted.
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*
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* Returns 0 on success.
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* Returns -pte_invalid if @cpu or @s is NULL.
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* Returns -pte_invalid if @s could not be parsed.
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*/
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extern int pt_cpu_parse(struct pt_cpu *cpu, const char *s);
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/* Get the cpu we're running on.
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*
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* Reads the family/model/stepping of the processor on which this function
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* is executed and stores the value in @cpu.
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*
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* Returns zero on success, a negative error code otherwise.
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* Returns -pte_invalid if @cpu is NULL.
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*/
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extern int pt_cpu_read(struct pt_cpu *cpu);
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#endif /* PT_CPU_H */
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