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61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.txt for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef KMP_SAFE_C_API_H
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#define KMP_SAFE_C_API_H
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// Replacement for banned C API
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// Not every unsafe call listed here is handled now, but keeping everything
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// in one place should be handy for future maintenance.
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#if KMP_OS_WINDOWS
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#define RSIZE_MAX_STR (4UL << 10) // 4KB
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// _malloca was suggested, but it is not a drop-in replacement for _alloca
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#define KMP_ALLOCA _alloca
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#define KMP_MEMCPY_S memcpy_s
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#define KMP_SNPRINTF sprintf_s
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#define KMP_SSCANF sscanf_s
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#define KMP_STRCPY_S strcpy_s
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#define KMP_STRNCPY_S strncpy_s
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// Use this only when buffer size is unknown
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#define KMP_MEMCPY(dst, src, cnt) memcpy_s(dst, cnt, src, cnt)
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#define KMP_STRLEN(str) strnlen_s(str, RSIZE_MAX_STR)
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// Use this only when buffer size is unknown
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#define KMP_STRNCPY(dst, src, cnt) strncpy_s(dst, cnt, src, cnt)
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// _TRUNCATE insures buffer size > max string to print.
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#define KMP_VSNPRINTF(dst, cnt, fmt, arg) \
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vsnprintf_s(dst, cnt, _TRUNCATE, fmt, arg)
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#else // KMP_OS_WINDOWS
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// For now, these macros use the existing API.
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#define KMP_ALLOCA alloca
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#define KMP_MEMCPY_S(dst, bsz, src, cnt) memcpy(dst, src, cnt)
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#define KMP_SNPRINTF snprintf
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#define KMP_SSCANF sscanf
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#define KMP_STRCPY_S(dst, bsz, src) strcpy(dst, src)
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#define KMP_STRNCPY_S(dst, bsz, src, cnt) strncpy(dst, src, cnt)
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#define KMP_VSNPRINTF vsnprintf
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#define KMP_STRNCPY strncpy
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#define KMP_STRLEN strlen
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#define KMP_MEMCPY memcpy
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#endif // KMP_OS_WINDOWS
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#endif // KMP_SAFE_C_API_H
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