54 lines
1.8 KiB
C
54 lines
1.8 KiB
C
/**************************************************************************
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*
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* Copyright 2021 Snap Inc.
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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/*
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* Memory fd wrappers.
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*/
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#ifndef _OS_MEMORY_H_
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#error "Must not be included directly. Include os_memory.h instead"
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#endif
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/**
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* Imports memory from a file descriptor
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*/
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bool
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os_import_memory_fd(int fd, void **ptr, uint64_t *size, char const *driver_id);
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/**
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* Return memory on given byte alignment
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*/
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void *
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os_malloc_aligned_fd(size_t size, size_t alignment, int *fd, char const *fd_name, char const *driver_id);
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/**
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* Free memory returned by os_malloc_aligned_fd().
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*/
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void
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os_free_fd(void *ptr);
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