1 files changed, 118 insertions, 0 deletions
diff --git a/form-input-nginx-module-0.12/src/ddebug.h b/form-input-nginx-module-0.12/src/ddebug.h
new file mode 100755
index 0000000..3b14190
--- /dev/null
+++ b/form-input-nginx-module-0.12/src/ddebug.h
@@ -0,0 +1,118 @@
+#ifndef DDEBUG_H
+#define DDEBUG_H
+
+#include <ngx_config.h>
+#include <ngx_core.h>
+#include <ngx_http.h>
+#include <nginx.h>
+
+#if defined(DDEBUG) && (DDEBUG)
+
+#   if (NGX_HAVE_VARIADIC_MACROS)
+
+#       define dd(...) fprintf(stderr, "form-input *** %s: ", __func__); \
+            fprintf(stderr, __VA_ARGS__); \
+            fprintf(stderr, " at %s line %d.\n", __FILE__, __LINE__)
+
+#   else
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include <stdarg.h>
+
+static void dd(const char * fmt, ...) {
+}
+
+#    endif
+
+#   if DDEBUG > 1
+
+#       define dd_enter() dd_enter_helper(r, __func__)
+
+
+#       if defined(nginx_version) && nginx_version >= 8011
+#           define dd_main_req_count r->main->count
+#       else
+#           define dd_main_req_count 0
+#       endif
+
+static void dd_enter_helper(ngx_http_request_t *r, const char *func) {
+    ngx_http_posted_request_t       *pr;
+
+    fprintf(stderr, ">enter %s %.*s %.*s?%.*s c:%d m:%p r:%p ar:%p pr:%p",
+            func,
+            (int) r->method_name.len, r->method_name.data,
+            (int) r->uri.len, r->uri.data,
+            (int) r->args.len, r->args.data,
+            (int) dd_main_req_count, r->main,
+            r, r->connection->data, r->parent);
+
+    if (r->posted_requests) {
+        fprintf(stderr, " posted:");
+
+        for (pr = r->posted_requests; pr; pr = pr->next) {
+            fprintf(stderr, "%p,", pr);
+        }
+    }
+
+    fprintf(stderr, "\n");
+}
+
+#   else
+
+#       define dd_enter()
+
+#   endif
+
+#else
+
+#   if (NGX_HAVE_VARIADIC_MACROS)
+
+#       define dd(...)
+
+#       define dd_enter()
+
+#   else
+
+#include <stdarg.h>
+
+static void dd(const char * fmt, ...) {
+}
+
+static void dd_enter() {
+}
+
+#   endif
+
+#endif
+
+#if defined(DDEBUG) && (DDEBUG)
+
+#define dd_check_read_event_handler(r)   \
+    dd("r->read_event_handler = %s", \
+        r->read_event_handler == ngx_http_block_reading ? \
+            "ngx_http_block_reading" : \
+        r->read_event_handler == ngx_http_test_reading ? \
+            "ngx_http_test_reading" : \
+        r->read_event_handler == ngx_http_request_empty_handler ? \
+            "ngx_http_request_empty_handler" : "UNKNOWN")
+
+#define dd_check_write_event_handler(r)   \
+    dd("r->write_event_handler = %s", \
+        r->write_event_handler == ngx_http_handler ? \
+            "ngx_http_handler" : \
+        r->write_event_handler == ngx_http_core_run_phases ? \
+            "ngx_http_core_run_phases" : \
+        r->write_event_handler == ngx_http_request_empty_handler ? \
+            "ngx_http_request_empty_handler" : "UNKNOWN")
+
+#else
+
+#define dd_check_read_event_handler(r)
+#define dd_check_write_event_handler(r)
+
+#endif
+
+#endif /* DDEBUG_H */
+