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os-k/include/ex/malloc.h

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//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Memory allocation functions //
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// //
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// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// any later version. //
// //
// OS/K is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY//without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
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//----------------------------------------------------------------------------//
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#ifndef _LIBC_H
#include <libc.h>
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#endif
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#ifndef _EX_MALLOC_H
#define _EX_MALLOC_H
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#ifdef __cplusplus
extern "C" {
#endif
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//------------------------------------------//
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// Flags for KalAllocMemoryEx
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enum
{
// Return zeroed-out memory
M_ZEROED = 1,
// Crash if allocation fails (ENABLED by default in the kernel)
M_FAILCRASH = 2,
// Do NOT crash if allocation failed (meaningless outside of the kernel)
M_CANFAIL = 4,
};
enum
{
// Default memory allocation alignment (in bytes)
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// Asking KalAllocMemoryEx for an alignment of 0
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// will cause it to use this value
M_DEFAULT_ALIGNMENT = alignof(QWORD),
// Minimal memory allocation alignment (in bytes)
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// Asking KalAllocMemoryEx for an nonzero alignment
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// lower than this value will cause a EALIGN error
M_MINIMAL_ALIGNMENT = M_DEFAULT_ALIGNMENT
};
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error_t KalAllocMemoryEx(void **ptr, size_t req, int flags, size_t align);
error_t KalAllocMemory(void **ptr, size_t req);
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error_t KalFreeMemory(void *ptr);
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//------------------------------------------//
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#ifdef __cplusplus
}
#endif
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#endif