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| author | midipix <writeonce@midipix.org> | 2018-05-15 19:05:43 +0000 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2018-05-15 18:40:05 -0400 |
| commit | e29bcec693268225f9e66aaa13d1e3a54f55c18f (patch) | |
| tree | 1a1a5bfaf6b4bd9caa8919dc8dafc3214d47dad2 /src | |
| parent | ad58de287d1c25c8bc143803b978c4bc5b0955f2 (diff) | |
| download | ntapi-e29bcec693268225f9e66aaa13d1e3a54f55c18f.tar.bz2 ntapi-e29bcec693268225f9e66aaa13d1e3a54f55c18f.tar.xz | |
string interfaces: __ntapi_tt_aligned_block_memlock(): initial integration.
Diffstat (limited to 'src')
| -rw-r--r-- | src/internal/ntapi.c | 1 | ||||
| -rw-r--r-- | src/internal/ntapi_fnapi.h | 1 | ||||
| -rw-r--r-- | src/string/ntapi_tt_aligned_block_memlock.c | 23 |
3 files changed, 25 insertions, 0 deletions
diff --git a/src/internal/ntapi.c b/src/internal/ntapi.c index 9361338..a53ca80 100644 --- a/src/internal/ntapi.c +++ b/src/internal/ntapi.c @@ -253,6 +253,7 @@ static int32_t __fastcall __ntapi_init_once(ntapi_vtbl ** pvtbl) __ntapi->tt_strncmp_utf16 = __ntapi_tt_strncmp_utf16; __ntapi->tt_aligned_block_memset = __ntapi_tt_aligned_block_memset; __ntapi->tt_aligned_block_memcpy = __ntapi_tt_aligned_block_memcpy; + __ntapi->tt_aligned_block_memlock = __ntapi_tt_aligned_block_memlock; __ntapi->tt_memcpy_utf16 = __ntapi_tt_memcpy_utf16; __ntapi->tt_aligned_memcpy_utf16 = __ntapi_tt_aligned_memcpy_utf16; __ntapi->tt_generic_memset = __ntapi_tt_generic_memset; diff --git a/src/internal/ntapi_fnapi.h b/src/internal/ntapi_fnapi.h index 7c744c9..8280f55 100644 --- a/src/internal/ntapi_fnapi.h +++ b/src/internal/ntapi_fnapi.h @@ -115,6 +115,7 @@ ntapi_tt_strncmp_multibyte __ntapi_tt_strncmp_multibyte; ntapi_tt_strncmp_utf16 __ntapi_tt_strncmp_utf16; ntapi_tt_aligned_block_memset __ntapi_tt_aligned_block_memset; ntapi_tt_aligned_block_memcpy __ntapi_tt_aligned_block_memcpy; +ntapi_tt_aligned_block_memlock __ntapi_tt_aligned_block_memlock; ntapi_tt_init_unicode_string_from_utf16 __ntapi_tt_init_unicode_string_from_utf16; ntapi_tt_memcpy_utf16 __ntapi_tt_memcpy_utf16; ntapi_tt_aligned_memcpy_utf16 __ntapi_tt_aligned_memcpy_utf16; diff --git a/src/string/ntapi_tt_aligned_block_memlock.c b/src/string/ntapi_tt_aligned_block_memlock.c new file mode 100644 index 0000000..5aa3a7e --- /dev/null +++ b/src/string/ntapi_tt_aligned_block_memlock.c @@ -0,0 +1,23 @@ +/********************************************************/ +/* ntapi: Native API core library */ +/* Copyright (C) 2013--2018 Z. Gilboa */ +/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */ +/********************************************************/ + +#include <psxtypes/psxtypes.h> +#include <ntapi/nt_string.h> +#include <ntapi/nt_sync.h> +#include <ntapi/nt_atomic.h> + +uintptr_t * __cdecl __ntapi_tt_aligned_block_memlock( + __in uintptr_t * dst, + __in size_t bytes) +{ + size_t addr = (size_t)dst & ~(size_t)(NT_SYNC_BLOCK_SIZE); + size_t cap = addr + bytes; + + for (; addr<cap; addr+=NT_SYNC_BLOCK_SIZE) + at_locked_xadd((intptr_t *)addr,0); + + return dst; +} |