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kernel: Make range of SPIs for IPsec SAs configurable

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Tobias Brunner
2017-03-02 08:52:56 +01:00
parent 4b5cbb3db1
commit 6d86d0f516
5 changed files with 46 additions and 8 deletions
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src/libcharon/plugins/kernel_netlink/kernel_netlink_ipsec.c
+10 -3
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2006-2016 Tobias Brunner
* Copyright (C) 2006-2017 Tobias Brunner
* Copyright (C) 2005-2009 Martin Willi
* Copyright (C) 2008-2016 Andreas Steffen
* Copyright (C) 2006-2007 Fabian Hartmann, Noah Heusser
@@ -1211,8 +1211,15 @@ METHOD(kernel_ipsec_t, get_spi, status_t,
private_kernel_netlink_ipsec_t *this, host_t *src, host_t *dst,
uint8_t protocol, uint32_t *spi)
{
if (get_spi_internal(this, src, dst, protocol,
0xc0000000, 0xcFFFFFFF, spi) != SUCCESS)
uint32_t spi_min, spi_max;
spi_min = lib->settings->get_int(lib->settings, "%s.spi_min",
KERNEL_SPI_MIN, lib->ns);
spi_max = lib->settings->get_int(lib->settings, "%s.spi_max",
KERNEL_SPI_MAX, lib->ns);
if (get_spi_internal(this, src, dst, protocol, min(spi_min, spi_max),
max(spi_min, spi_max), spi) != SUCCESS)
{
DBG1(DBG_KNL, "unable to get SPI");
return FAILED;