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mdbx: Merge branch 'devel'.

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This commit is contained in:
Leo Yuriev 2017-09-05 21:06:21 +03:00
commit 5f90052274
3 changed files with 11 additions and 34 deletions
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14
src/mdbx.c
View File

@ -4188,8 +4188,9 @@ static int mdbx_sync_locked(MDBX_env *env, unsigned flags,
if ((flags & (MDBX_NOSYNC | MDBX_NOMETASYNC)) == 0) {
mdbx_assert(env, ((flags ^ env->me_flags) & MDBX_WRITEMAP) == 0);
if (flags & MDBX_WRITEMAP) {
const size_t offset = (uint8_t *)container_of(head, MDBX_page, mp_meta) -
env->me_dxb_mmap.dxb;
const size_t offset =
((uint8_t *)container_of(head, MDBX_page, mp_meta)) -
env->me_dxb_mmap.dxb;
const size_t paged_offset = offset & ~(env->me_os_psize - 1);
const size_t paged_length = mdbx_roundup2(
env->me_psize + offset - paged_offset, env->me_os_psize);
@ -4852,7 +4853,7 @@ static int __cold mdbx_setup_dxb(MDBX_env *env, int lck_rc) {
head->mm_datasync_sign = MDBX_DATASIGN_WEAK;
head->mm_txnid_b = 0;
const size_t offset =
(uint8_t *)container_of(head, MDBX_page, mp_meta) -
((uint8_t *)container_of(head, MDBX_page, mp_meta)) -
env->me_dxb_mmap.dxb;
const size_t paged_offset = offset & ~(env->me_os_psize - 1);
const size_t paged_length = mdbx_roundup2(
@ -10750,9 +10751,10 @@ int mdbx_txn_straggler(MDBX_txn *txn, int *percent)
MDBX_env *env = txn->mt_env;
if (unlikely((txn->mt_flags & MDBX_RDONLY) == 0)) {
*percent =
(int)((txn->mt_next_pgno * UINT64_C(100) + txn->mt_end_pgno / 2) /
txn->mt_end_pgno);
if (percent)
*percent =
(int)((txn->mt_next_pgno * UINT64_C(100) + txn->mt_end_pgno / 2) /
txn->mt_end_pgno);
return -1;
}

29
src/osal.c
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@ -17,6 +17,8 @@
#include "./bits.h"
#if defined(_WIN32) || defined(_WIN64)
#include <winternl.h>
static int waitstatus2errcode(DWORD result) {
switch (result) {
case WAIT_OBJECT_0:
@ -53,25 +55,6 @@ static int ntstatus2errcode(NTSTATUS status) {
* ntdll.dll, which is not linked by default in user code. */
#pragma comment(lib, "ntdll.lib")
#ifndef NT_SUCCESS
#define NT_SUCCESS(x) ((x) >= 0)
#define STATUS_SUCCESS ((NTSTATUS)0)
#endif
typedef struct _UNICODE_STRING {
USHORT Length;
USHORT MaximumLength;
PWSTR Buffer;
} UNICODE_STRING, *PUNICODE_STRING;
typedef struct _OBJECT_ATTRIBUTES {
ULONG Length;
HANDLE RootDirectory;
PUNICODE_STRING ObjectName;
ULONG Attributes;
PVOID SecurityDescriptor;
PVOID SecurityQualityOfService;
} OBJECT_ATTRIBUTES, *POBJECT_ATTRIBUTES;
extern NTSTATUS NTAPI NtCreateSection(
OUT PHANDLE SectionHandle, IN ACCESS_MASK DesiredAccess,
IN OPTIONAL POBJECT_ATTRIBUTES ObjectAttributes,
@ -104,14 +87,6 @@ extern NTSTATUS NTAPI NtFreeVirtualMemory(IN HANDLE ProcessHandle,
IN OUT PULONG RegionSize,
IN ULONG FreeType);
typedef struct _IO_STATUS_BLOCK {
union {
NTSTATUS Status;
PVOID Pointer;
};
ULONG_PTR Information;
} IO_STATUS_BLOCK, *PIO_STATUS_BLOCK;
#ifndef FILE_PROVIDER_CURRENT_VERSION
typedef struct _FILE_PROVIDER_EXTERNAL_INFO_V1 {
ULONG Version;

2
tutorial/sample-mdbx.c
View File

@ -37,7 +37,7 @@ int main(int argc, char *argv[]) {
rc = mdbx_env_create(&env);
if (rc != MDBX_SUCCESS) {
fprintf(stderr, "mdbx_env_create: (%d) %s\n", rc, mdbx_strerror(rc));
return 0;
goto bailout;
}
rc = mdbx_env_open(env, "./example-db",
MDBX_NOSUBDIR | MDBX_COALESCE | MDBX_LIFORECLAIM, 0664);