From e827a711a35efacd0220abfe79ab362db5a77db9 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 27 Mar 2012 10:42:47 +0000
Subject: hostapd: update to 20120326

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31080 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../patches/500-random_pool_add_kernel.patch       | 168 +++++++++++++++++++++
 1 file changed, 168 insertions(+)
 create mode 100644 package/hostapd/patches/500-random_pool_add_kernel.patch

(limited to 'package/hostapd/patches/500-random_pool_add_kernel.patch')

diff --git a/package/hostapd/patches/500-random_pool_add_kernel.patch b/package/hostapd/patches/500-random_pool_add_kernel.patch
new file mode 100644
index 000000000..5ef8f47ad
--- /dev/null
+++ b/package/hostapd/patches/500-random_pool_add_kernel.patch
@@ -0,0 +1,168 @@
+--- a/src/crypto/random.c
++++ b/src/crypto/random.c
+@@ -32,6 +32,8 @@
+ #include "sha1.h"
+ #include "random.h"
+ 
++#define RANDOM_STAMPFILE "/var/run/.random_available"
++
+ #define POOL_WORDS 32
+ #define POOL_WORDS_MASK (POOL_WORDS - 1)
+ #define POOL_TAP1 26
+@@ -42,6 +44,8 @@
+ #define EXTRACT_LEN 16
+ #define MIN_READY_MARK 2
+ 
++#ifndef CONFIG_NO_RANDOM_POOL
++
+ static u32 pool[POOL_WORDS];
+ static unsigned int input_rotate = 0;
+ static unsigned int pool_pos = 0;
+@@ -122,7 +126,7 @@ static void random_extract(u8 *out)
+ }
+ 
+ 
+-void random_add_randomness(const void *buf, size_t len)
++static void random_pool_add_randomness(const void *buf, size_t len)
+ {
+ 	struct os_time t;
+ 	static unsigned int count = 0;
+@@ -191,16 +195,22 @@ int random_get_bytes(void *buf, size_t l
+ int random_pool_ready(void)
+ {
+ #ifdef __linux__
++	struct stat st;
+ 	int fd;
+ 	ssize_t res;
+ 
++	if (stat(RANDOM_STAMPFILE, &st) == 0)
++		return 1;
++
+ 	/*
+ 	 * Make sure that there is reasonable entropy available before allowing
+ 	 * some key derivation operations to proceed.
+ 	 */
+ 
+-	if (dummy_key_avail == sizeof(dummy_key))
++	if (dummy_key_avail == sizeof(dummy_key)) {
++		random_mark_pool_ready();
+ 		return 1; /* Already initialized - good to continue */
++	}
+ 
+ 	/*
+ 	 * Try to fetch some more data from the kernel high quality
+@@ -235,6 +245,7 @@ int random_pool_ready(void)
+ 	if (dummy_key_avail == sizeof(dummy_key)) {
+ 		if (own_pool_ready < MIN_READY_MARK)
+ 			own_pool_ready = MIN_READY_MARK;
++		random_mark_pool_ready();
+ 		random_write_entropy();
+ 		return 1;
+ 	}
+@@ -247,6 +258,7 @@ int random_pool_ready(void)
+ 	    total_collected + 10 * own_pool_ready > MIN_COLLECT_ENTROPY) {
+ 		wpa_printf(MSG_INFO, "random: Allow operation to proceed "
+ 			   "based on internal entropy");
++		random_mark_pool_ready();
+ 		return 1;
+ 	}
+ 
+@@ -262,10 +274,16 @@ int random_pool_ready(void)
+ 
+ void random_mark_pool_ready(void)
+ {
++	int fd;
++
+ 	own_pool_ready++;
+ 	wpa_printf(MSG_DEBUG, "random: Mark internal entropy pool to be "
+ 		   "ready (count=%u/%u)", own_pool_ready, MIN_READY_MARK);
+ 	random_write_entropy();
++
++	fd = open(RANDOM_STAMPFILE, O_CREAT | O_WRONLY | O_EXCL | O_NOFOLLOW, 0600);
++	if (fd >= 0)
++		close(fd);
+ }
+ 
+ 
+@@ -422,3 +440,22 @@ void random_deinit(void)
+ 	os_free(random_entropy_file);
+ 	random_entropy_file = NULL;
+ }
++
++#endif /* CONFIG_NO_RANDOM_POOL */
++
++
++void random_add_randomness(const void *buf, size_t len)
++{
++#ifdef __linux__
++	int fd;
++
++	fd = open("/dev/random", O_RDWR);
++	if (fd >= 0) {
++		write(fd, buf, len);
++		close(fd);
++	}
++#endif
++#ifndef CONFIG_NO_RANDOM_POOL
++	random_pool_add_randomness(buf, len);
++#endif
++}
+--- a/wpa_supplicant/Makefile
++++ b/wpa_supplicant/Makefile
+@@ -1161,9 +1161,8 @@ endif
+ 
+ ifdef CONFIG_NO_RANDOM_POOL
+ CFLAGS += -DCONFIG_NO_RANDOM_POOL
+-else
+-OBJS += ../src/crypto/random.o
+ endif
++OBJS += ../src/crypto/random.o
+ 
+ ifdef CONFIG_CTRL_IFACE
+ ifeq ($(CONFIG_CTRL_IFACE), y)
+--- a/wpa_supplicant/Android.mk
++++ b/wpa_supplicant/Android.mk
+@@ -1139,9 +1139,8 @@ endif
+ 
+ ifdef CONFIG_NO_RANDOM_POOL
+ L_CFLAGS += -DCONFIG_NO_RANDOM_POOL
+-else
+-OBJS += src/crypto/random.c
+ endif
++OBJS += src/crypto/random.c
+ 
+ ifdef CONFIG_CTRL_IFACE
+ ifeq ($(CONFIG_CTRL_IFACE), y)
+--- a/hostapd/Android.mk
++++ b/hostapd/Android.mk
+@@ -724,11 +724,11 @@ endif
+ ifdef CONFIG_NO_RANDOM_POOL
+ L_CFLAGS += -DCONFIG_NO_RANDOM_POOL
+ else
+-OBJS += src/crypto/random.c
+-HOBJS += src/crypto/random.c
+ HOBJS += $(SHA1OBJS)
+ HOBJS += src/crypto/md5.c
+ endif
++OBJS += src/crypto/random.c
++HOBJS += src/crypto/random.c
+ 
+ ifdef CONFIG_RADIUS_SERVER
+ L_CFLAGS += -DRADIUS_SERVER
+--- a/hostapd/Makefile
++++ b/hostapd/Makefile
+@@ -719,12 +719,12 @@ endif
+ ifdef CONFIG_NO_RANDOM_POOL
+ CFLAGS += -DCONFIG_NO_RANDOM_POOL
+ else
+-OBJS += ../src/crypto/random.o
+-HOBJS += ../src/crypto/random.o
+ HOBJS += ../src/utils/eloop.o
+ HOBJS += $(SHA1OBJS)
+ HOBJS += ../src/crypto/md5.o
+ endif
++OBJS += ../src/crypto/random.o
++HOBJS += ../src/crypto/random.o
+ 
+ ifdef CONFIG_RADIUS_SERVER
+ CFLAGS += -DRADIUS_SERVER
-- 
cgit v1.2.3