# HG changeset patch
# User J Carter <jordanc.carter@outlook.com>
# Date 1702111094 0
# Node ID 514c518b9d6c2e3cc7ba1d280b02df6011656e86
# Parent  cc16989c6d61385027c1ebfd43929f8369fa5f62
Win32: extended ngx_random() range to 0x7fffffff.

rand() is used on win32. RAND_MAX is implementation defined. win32's is
0x7fff.

Existing uses of ngx_random() rely upon 0x7fffffff range provided by
POSIX implementations of random().

diff --git a/src/os/win32/ngx_win32_config.h b/src/os/win32/ngx_win32_config.h
--- a/src/os/win32/ngx_win32_config.h
+++ b/src/os/win32/ngx_win32_config.h
@@ -280,7 +280,11 @@ typedef int                 sig_atomic_t
 
 #define NGX_HAVE_GETADDRINFO         1
 
-#define ngx_random               rand
+#define ngx_random()                                                          \
+    ((long) (0x7fffffff & ( ((uint32_t) rand() << 16)                         \
+                          ^ ((uint32_t) rand() << 8)                          \
+                          ^ ((uint32_t) rand()) )))
+
 #define ngx_debug_init()