Mercurial > hg > nginx-quic
diff src/os/win32/ngx_files.c @ 182:3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Thu, 13 Nov 2003 06:14:05 +0000 |
parents | b75602822f64 |
children | 4c698194c56d |
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--- a/src/os/win32/ngx_files.c +++ b/src/os/win32/ngx_files.c @@ -5,9 +5,37 @@ ssize_t ngx_read_file(ngx_file_t *file, char *buf, size_t size, off_t offset) { - size_t n; + size_t n; + long high_offset; + ngx_err_t err; + OVERLAPPED ovlp, *povlp; - if (ReadFile(file->fd, buf, size, &n, NULL) == 0) { + if (ngx_win32_version < NGX_WIN_NT) { + high_offset = (long) (offset >> 32); + if (SetFilePointer(file->fd, (long) offset, &high_offset, FILE_BEGIN) + == 0xFFFFFFFF) + { + err = ngx_errno; + if (err != NO_ERROR) { + ngx_log_error(NGX_LOG_ERR, file->log, err, + "SeekFilePointer() failed"); + return NGX_ERROR; + } + } + + povlp = NULL; + + } else { + ovlp.Internal = 0; + ovlp.InternalHigh = 0; + ovlp.Offset = (DWORD) offset; + ovlp.OffsetHigh = (DWORD) (offset >> 32); + ovlp.hEvent = NULL; + + povlp = &ovlp; + } + + if (ReadFile(file->fd, buf, size, &n, povlp) == 0) { ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno, "ReadFile() failed"); return NGX_ERROR; } @@ -18,6 +46,25 @@ ssize_t ngx_read_file(ngx_file_t *file, } +/* TODO: as read file */ + +ssize_t ngx_write_file(ngx_file_t *file, char *buf, size_t size, off_t offset) +{ + size_t n; + + if (WriteFile(file->fd, buf, size, &n, NULL) == 0) { + ngx_log_error(NGX_LOG_ERR, file->log, ngx_errno, "WriteFile() failed"); + return NGX_ERROR; + } + + file->offset += n; + + return n; +} + + +/* TODO: log error */ + int ngx_file_append_mode(ngx_fd_t fd) { if (SetFilePointer(fd, 0, NULL, FILE_END) == 0xFFFFFFFF) {