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static variable expect_header

pull/484/head
YuQing 2019-12-24 22:12:40 +08:00
parent aefb4611aa
commit e6ec41ba04
2 changed files with 9 additions and 10 deletions
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17
storage/storage_dio.c
View File

@ -814,35 +814,34 @@ int dio_check_trunk_file_ex(int fd, const char *filename, const int64_t offset)
{
int result;
char old_header[FDFS_TRUNK_FILE_HEADER_SIZE];
char expect_header[FDFS_TRUNK_FILE_HEADER_SIZE];
static char expect_header[FDFS_TRUNK_FILE_HEADER_SIZE] = {'\0'};
if (fc_safe_read(fd, old_header, FDFS_TRUNK_FILE_HEADER_SIZE) !=
FDFS_TRUNK_FILE_HEADER_SIZE)
{
result = errno != 0 ? errno : EIO;
logError("file: "__FILE__", line: %d, " \
"read trunk header of file: %s fail, " \
"errno: %d, error info: %s", \
__LINE__, filename, \
logError("file: "__FILE__", line: %d, "
"read trunk header of file: %s fail, "
"errno: %d, error info: %s",
__LINE__, filename,
result, STRERROR(result));
return result;
}
memset(expect_header, 0, sizeof(expect_header));
if (memcmp(old_header, expect_header, \
if (memcmp(old_header, expect_header,
FDFS_TRUNK_FILE_HEADER_SIZE) != 0)
{
FDFSTrunkHeader srcOldTrunkHeader;
FDFSTrunkHeader newOldTrunkHeader;
trunk_unpack_header(old_header, &srcOldTrunkHeader);
memcpy(&newOldTrunkHeader, &srcOldTrunkHeader, \
memcpy(&newOldTrunkHeader, &srcOldTrunkHeader,
sizeof(FDFSTrunkHeader));
newOldTrunkHeader.alloc_size = 0;
newOldTrunkHeader.file_size = 0;
newOldTrunkHeader.file_type = 0;
trunk_pack_header(&newOldTrunkHeader, old_header);
if (memcmp(old_header, expect_header, \
if (memcmp(old_header, expect_header,
FDFS_TRUNK_FILE_HEADER_SIZE) != 0)
{
char buff[256];

2
storage/trunk_mgr/trunk_mem.c
View File

@ -2540,7 +2540,7 @@ int trunk_file_delete(const char *trunk_filename, \
remain_bytes = pTrunkInfo->file.size - FDFS_TRUNK_FILE_HEADER_SIZE;
while (remain_bytes > 0)
{
write_bytes = remain_bytes > sizeof(buff) ? \
write_bytes = remain_bytes > sizeof(buff) ?
sizeof(buff) : remain_bytes;
if (fc_safe_write(fd, buff, write_bytes) != write_bytes)
{