nginx-0.0.1-2003-04-11-20:01:14 import
diff --git a/src/core/ngx_file.c b/src/core/ngx_file.c
new file mode 100644
index 0000000..b053722
--- /dev/null
+++ b/src/core/ngx_file.c
@@ -0,0 +1,140 @@
+
+#include <ngx_config.h>
+#include <ngx_core.h>
+#include <ngx_hunk.h>
+#include <ngx_array.h>
+#include <ngx_file.h>
+#include <ngx_files.h>
+
+
+int ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path,
+ ngx_pool_t *pool, int num, int step, int persistent)
+{
+ int i;
+ ngx_err_t err;
+
+ file->name.len = path->name.len + 1 + path->len + 10;
+
+ ngx_test_null(file->name.data, ngx_palloc(pool, file->name.len + 1),
+ NGX_ERROR);
+
+#if 0
+ for (i = 0; i < file->name.len; i++) {
+ file->name.data[i] = 'X';
+ }
+#endif
+
+ ngx_memcpy(file->name.data, path->name.data, path->name.len);
+
+ for ( ;; ) {
+ snprintf(file->name.data + path->name.len + 1 + path->len, 11,
+ "%010d", num);
+
+ ngx_create_hashed_filename(file, path);
+
+#if 0
+#if (WIN32)
+ file->fd = CreateFile(file->name.data,
+ GENERIC_READ|GENERIC_WRITE,
+ FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
+ NULL,
+ CREATE_NEW,
+ persistent ? 0:
+ FILE_ATTRIBUTE_TEMPORARY|FILE_FLAG_DELETE_ON_CLOSE,
+ NULL);
+#else
+ file->fd = open(file->name.data, O_CREAT|O_EXCL|O_WRONLY, 0600);
+#endif
+#endif
+
+ file->fd = ngx_open_tempfile(file->name.data, persistent);
+
+ if (file->fd != NGX_INVALID_FILE) {
+ return NGX_OK;
+ }
+
+ err = ngx_errno;
+
+ if (err == NGX_EEXIST) {
+ num *= step;
+ continue;
+ }
+
+ if (err != NGX_ENOENT
+#if (WIN32_NEED_TEST)
+ && err != NGX_ENOTDIR
+#endif
+ ) {
+ ngx_log_error(NGX_LOG_CRIT, file->log, err,
+ ngx_open_tempfile_n " \"%s\" failed",
+ file->name.data);
+ return NGX_ERROR;
+ }
+
+ if (ngx_create_path(file, path) == NGX_ERROR) {
+ return NGX_ERROR;
+ }
+ }
+}
+
+
+void ngx_create_hashed_filename(ngx_file_t *file, ngx_path_t *path)
+{
+ int i, name, pos, level;
+
+ name = file->name.len;
+ pos = path->name.len + 1;
+
+ file->name.data[path->name.len + path->len] = '/';
+
+ for (i = 0; i < 3; i++) {
+ level = path->level[i];
+
+ if (level == 0) {
+ break;
+ }
+
+ ngx_log_debug(file->log, "temp: %s" _ file->name.data);
+
+ name -= level;
+ file->name.data[pos - 1] = '/';
+ ngx_memcpy(&file->name.data[pos], &file->name.data[name], level);
+ pos += level + 1;
+ }
+
+ ngx_log_debug(file->log, "temp: %s" _ file->name.data);
+}
+
+
+int ngx_create_path(ngx_file_t *file, ngx_path_t *path)
+{
+ int i, pos;
+ ngx_err_t err;
+
+ pos = path->name.len;
+
+ for (i = 0; i < 3; i++) {
+ if (path->level[i] == 0) {
+ break;
+ }
+
+ pos += path->level[i] + 1;
+
+ file->name.data[pos] = '\0';
+
+ ngx_log_debug(file->log, "temp: %s" _ file->name.data);
+
+ if (ngx_mkdir(file->name.data) == NGX_FILE_ERROR) {
+ err = ngx_errno;
+ if (err != NGX_EEXIST) {
+ ngx_log_error(NGX_LOG_CRIT, file->log, err,
+ ngx_mkdir_n " \"%s\" failed", file->name.data);
+ return NGX_ERROR;
+ }
+ }
+
+ file->name.data[pos] = '/';
+ }
+
+ return NGX_OK;
+}
