Fixed some typos, courtesy of codespell

src/libcharon/plugins/kernel_pfkey/kernel_pfkey_ipsec.c

@@ -1979,7 +1979,7 @@ METHOD(kernel_ipsec_t, update_sa, status_t,
 	}
 #ifndef SADB_X_EXT_NEW_ADDRESS_SRC
 	/* we can't update the SA if any of the ip addresses have changed.
-	 * that's because we can't use SADB_UPDATE and by deleting and readding the
+	 * that's because we can't use SADB_UPDATE and by deleting and re-adding the
 	 * SA the sequence numbers would get lost */
 	if (!id->src->ip_equals(id->src, data->new_src) ||
 		!id->dst->ip_equals(id->dst, data->new_dst))

src/libcharon/sa/task_manager.h

@@ -89,7 +89,7 @@ struct retransmission_t {
 
 	/**
 	 * Maximum jitter to apply to calculated timeout (in percent). A random
-	 * amount of value this will be subtracted from the calculated timeout.
+	 * amount of that value will be subtracted from the calculated timeout.
 	 */
 	u_int jitter;
 

src/libipsec/ipsec_sa_mgr.c

@@ -28,7 +28,7 @@
 #include <collections/linked_list.h>
 
 /**
- * Timeout in seconds for acquries for the same reqid (i.e. the interval used
+ * Timeout in seconds for acquires for the same reqid (i.e. the interval used
  * to trigger acquires while no SA is established).
  */
 #define ACQUIRE_TIMEOUT 10

src/libstrongswan/plugins/openssl/openssl_pkcs7.c

@@ -357,7 +357,7 @@ METHOD(enumerator_t, signature_enumerate, bool,
 		if (openssl_asn1_known_oid(sig->algorithm) == OID_RSA_ENCRYPTION)
 		{
 			/* derive the signature scheme from the digest algorithm
-			 * for the classic PKCS#7 RSA mechansim */
+			 * for the classic PKCS#7 RSA mechanism */
 			sig_alg.scheme = signature_scheme_from_oid(hash_oid);
 		}
 		else

src/libstrongswan/plugins/pkcs7/pkcs7_signed_data.c

@@ -475,7 +475,7 @@ static bool parse(private_pkcs7_signed_data_t *this, chunk_t content)
 						info->digest_alg != OID_UNKNOWN)
 					{
 						/* derive the signature scheme from the digest algorithm
-						 * for the classic PKCS#7 RSA mechansim */
+						 * for the classic PKCS#7 RSA mechanism */
 						info->sig_alg.scheme = signature_scheme_from_oid(
 															info->digest_alg);
 					}