mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-01 19:38:25 +02:00
84490e4d52
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15662 3c298f89-4303-0410-b956-a3cf2f4a3e73
96 lines
2.2 KiB
Diff
96 lines
2.2 KiB
Diff
--- a/net80211/ieee80211_crypto_ccmp.c
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+++ b/net80211/ieee80211_crypto_ccmp.c
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@@ -115,6 +115,7 @@ ccmp_attach(struct ieee80211vap *vap, st
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/* This function (crypto_alloc_foo might sleep. Therefore:
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* Context: process
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*/
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+#ifdef CONFIG_CRYPTO
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
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ctx->cc_tfm = crypto_alloc_tfm("aes", 0);
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#else
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@@ -123,7 +124,8 @@ ccmp_attach(struct ieee80211vap *vap, st
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if (IS_ERR(ctx->cc_tfm))
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ctx->cc_tfm = NULL;
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#endif
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-
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+#endif
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+
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if (ctx->cc_tfm == NULL) {
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IEEE80211_DPRINTF(vap, IEEE80211_MSG_CRYPTO,
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"%s: unable to load kernel AES crypto support\n",
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@@ -138,12 +140,14 @@ ccmp_detach(struct ieee80211_key *k)
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{
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struct ccmp_ctx *ctx = k->wk_private;
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+#ifdef CONFIG_CRYPTO
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if (ctx->cc_tfm != NULL)
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)
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crypto_free_tfm(ctx->cc_tfm);
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#else
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crypto_free_cipher(ctx->cc_tfm);
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#endif
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+#endif
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FREE(ctx, M_DEVBUF);
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_MOD_DEC_USE(THIS_MODULE);
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@@ -169,7 +173,9 @@ ccmp_setkey(struct ieee80211_key *k)
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return 0;
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}
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+#ifdef CONFIG_CRYPTO
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crypto_cipher_setkey(ctx->cc_tfm, k->wk_key, k->wk_keylen);
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+#endif
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}
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return 1;
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@@ -324,6 +330,7 @@ xor_block(u8 *b, const u8 *a, size_t len
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static void
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rijndael_encrypt(struct crypto_cipher *tfm, const void *src, void *dst)
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{
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+#ifdef CONFIG_CRYPTO
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,19)
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crypto_cipher_encrypt_one(tfm, dst, src);
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#else
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@@ -339,6 +346,7 @@ rijndael_encrypt(struct crypto_cipher *t
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sg_dst.length = AES_BLOCK_LEN;
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crypto_cipher_encrypt(tfm, &sg_dst, &sg_src, AES_BLOCK_LEN);
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#endif
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+#endif
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}
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/*
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@@ -475,6 +483,9 @@ ccmp_encrypt(struct ieee80211_key *key,
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uint8_t *mic, *pos;
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u_int space;
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+ if (ctx->cc_tfm == NULL)
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+ return 0;
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+
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ctx->cc_vap->iv_stats.is_crypto_ccmp++;
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skb = skb0;
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@@ -589,6 +600,9 @@ ccmp_decrypt(struct ieee80211_key *key,
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uint8_t *pos, *mic;
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u_int space;
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+ if (ctx->cc_tfm == NULL)
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+ return 0;
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+
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ctx->cc_vap->iv_stats.is_crypto_ccmp++;
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skb = skb0;
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--- a/Makefile
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+++ b/Makefile
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@@ -192,11 +192,4 @@ endif
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exit 1; \
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fi
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- @# check crypto support is enabled
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- @if [ -z "$(CONFIG_CRYPTO)" ]; then \
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- echo "FAILED"; \
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- echo "Please enable crypto API."; \
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- exit 1; \
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- fi
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-
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@echo "ok."
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