Fixed common misspellings.

Mostly found by 'codespell'.

src/libstrongswan/chunk.c

@@ -57,7 +57,7 @@ chunk_t chunk_create_clone(u_char *ptr, chunk_t chunk)
 }
 
 /**
- * Decribed in header.
+ * Described in header.
  */
 size_t chunk_length(const char* mode, ...)
 {
@@ -87,7 +87,7 @@ size_t chunk_length(const char* mode, ...)
 }
 
 /**
- * Decribed in header.
+ * Described in header.
  */
 chunk_t chunk_create_cat(u_char *ptr, const char* mode, ...)
 {
@@ -133,7 +133,7 @@ chunk_t chunk_create_cat(u_char *ptr, const char* mode, ...)
 }
 
 /**
- * Decribed in header.
+ * Described in header.
  */
 void chunk_split(chunk_t chunk, const char *mode, ...)
 {
@@ -313,7 +313,7 @@ chunk_t chunk_from_hex(chunk_t hex, char *buf)
    /* subtract the number of optional ':' separation characters */
 	len = hex.len;
 	ptr = hex.ptr;
- 	for (i = 0; i < hex.len; i++)
+	for (i = 0; i < hex.len; i++)
 	{
 		if (*ptr++ == ':')
 		{

src/libstrongswan/chunk.h

@@ -254,7 +254,7 @@ static inline bool chunk_equals(chunk_t a, chunk_t b)
  * Increment a chunk, as it would reprensent a network order integer.
  *
  * @param chunk			chunk to increment
- * @return				TRUE if an overflow occured
+ * @return				TRUE if an overflow occurred
  */
 bool chunk_increment(chunk_t chunk);
 

src/libstrongswan/credentials/auth_cfg.h

@@ -31,7 +31,7 @@ typedef enum auth_class_t auth_class_t;
 /**
  * Class of authentication to use. This is different to auth_method_t in that
  * it does not specify a method, but a class of acceptable methods. The found
- * certificate finally dictates wich method is used.
+ * certificate finally dictates which method is used.
  */
 enum auth_class_t {
 	/** any class acceptable */
@@ -57,7 +57,7 @@ extern enum_name_t *auth_class_names;
  * - For configs specifying local authentication behavior, the rules define
  *   which authentication method in which way.
  * - For configs specifying remote peer authentication, the rules define
- *   constraints the peer has to fullfill.
+ *   constraints the peer has to fulfill.
  *
  * Additionally to the rules, there is a set of helper items. These are used
  * to transport credentials during the authentication process.

src/libstrongswan/credentials/certificates/certificate.h

@@ -176,7 +176,7 @@ struct certificate_t {
 	/**
 	 * Check if two certificates are equal.
 	 *
-	 * @param other			certificate to compair against this
+	 * @param other			certificate to compare against this
 	 * @return				TRUE if certificates are equal
 	 */
 	bool (*equals)(certificate_t *this, certificate_t *other);

src/libstrongswan/crypto/aead.h

@@ -111,7 +111,7 @@ struct aead_t {
  * Create a aead instance using traditional transforms.
  *
  * @param crypter		encryption transform for this aead
- * @param signer		integrity tranform for this aead
+ * @param signer		integrity transform for this aead
  * @return				aead transform
  */
 aead_t *aead_create(crypter_t *crypter, signer_t *signer);

src/libstrongswan/plugins/blowfish/COPYRIGHT

@@ -37,7 +37,7 @@ SUCH DAMAGE.
 
 The license and distribution terms for any publically available version or
 derivative of this code cannot be changed.  i.e. this code cannot simply be
-copied and put under another distrubution license
+copied and put under another distribution license
 [including the GNU Public License.]
 
 The reason behind this being stated in this direct manner is past

src/libstrongswan/plugins/ccm/ccm_aead.c

@@ -67,7 +67,7 @@ typedef struct __attribute__((packed)) {
 		u_char salt[SALT_SIZE];
 		u_char iv[IV_SIZE];
 	} nonce;
-	/* lenght of plain text, q */
+	/* length of plain text, q */
 	u_char q[Q_SIZE];
 } b0_t;
 

src/libstrongswan/plugins/des/des_crypter.c

@@ -80,7 +80,7 @@ struct private_des_crypter_t {
 	des_crypter_t public;
 
 	/**
-	 * Key size, depends on algoritm...
+	 * Key size, depends on algorithm...
 	 */
 	size_t key_size;
 
@@ -127,7 +127,7 @@ YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!!
 #endif
 
 /* Unroll the inner loop, this sometimes helps, sometimes hinders.
- * Very mucy CPU dependant */
+ * Very much CPU dependent */
 #ifndef DES_UNROLL
 #define DES_UNROLL
 #endif
@@ -316,7 +316,7 @@ YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!!
  * bytes, probably an issue of accessing non-word aligned objects :-( */
 #ifdef DES_PTR
 
-/* It recently occured to me that 0^0^0^0^0^0^0 == 0, so there
+/* It recently occurred to me that 0^0^0^0^0^0^0 == 0, so there
  * is no reason to not xor all the sub items together.  This potentially
  * saves a register since things can be xored directly into L */
 

src/libstrongswan/plugins/gcrypt/gcrypt_rsa_private_key.c

@@ -68,7 +68,7 @@ chunk_t gcrypt_rsa_find_token(gcry_sexp_t sexp, char *name, gcry_sexp_t key)
 			if (key)
 			{
 				/* gcrypt might return more bytes than necessary. Truncate
-				 * to key lenght if key given, or prepend zeros if needed  */
+				 * to key length if key given, or prepend zeros if needed  */
 				len = gcry_pk_get_nbits(key);
 				len = len / 8 + (len % 8 ? 1 : 0);
 				if (len > data.len)

src/libstrongswan/plugins/hmac/hmac.h

@@ -30,7 +30,7 @@ typedef struct hmac_t hmac_t;
  * Message authentication using hash functions.
  *
  * This class implements the message authenticaion algorithm
- * described in RFC2104. It uses a hash function, wich must
+ * described in RFC2104. It uses a hash function, which must
  * be implemented as a hasher_t class.
  */
 struct hmac_t {

src/libstrongswan/plugins/pkcs11/pkcs11_library.c

@@ -495,7 +495,7 @@ typedef struct {
 	CK_SESSION_HANDLE session;
 	/* pkcs11 library */
 	pkcs11_library_t *lib;
-	/* attributes to retreive */
+	/* attributes to retrieve */
 	CK_ATTRIBUTE_PTR attr;
 	/* number of attributes */
 	CK_ULONG count;

src/libstrongswan/plugins/pkcs11/pkcs11_manager.h

@@ -32,7 +32,7 @@ typedef struct pkcs11_manager_t pkcs11_manager_t;
  *
  * @param data		user supplied data, as passed to pkcs11_manager_create()
  * @param p11		loaded PKCS#11 library token belongs to
- * @param slot		slot number the event occured in
+ * @param slot		slot number the event occurred in
  * @param add		TRUE if token was added to the slot, FALSE if removed
  */
 typedef void (*pkcs11_manager_token_event_t)(void *data, pkcs11_library_t *p11,

src/libstrongswan/plugins/plugin.h

@@ -52,7 +52,7 @@ struct plugin_t {
 
 
 /**
- * Plugin constructor function definiton.
+ * Plugin constructor function definition.
  *
  * Each plugin has a constructor function. This function is called on daemon
  * startup to initialize each plugin.

src/libstrongswan/processing/jobs/callback_job.c

@@ -62,7 +62,7 @@ struct private_callback_job_t {
 	mutex_t *mutex;
 
 	/**
-	 * list of asociated child jobs
+	 * list of associated child jobs
 	 */
 	linked_list_t *children;
 

src/libstrongswan/processing/scheduler.h

@@ -35,7 +35,7 @@ typedef struct scheduler_t scheduler_t;
  * based data structure that satisfies the following property: if B is a child
  * node of A, then key(A) >= (or <=) key(B). So either the element with the
  * greatest (max-heap) or the smallest (min-heap) key is the root of the heap.
- * We use a min-heap whith the key being the absolute unix time at which an
+ * We use a min-heap with the key being the absolute unix time at which an
  * event is scheduled. So the root is always the event that will fire next.
  *
  * An earlier implementation of the scheduler used a sorted linked list to store

src/libstrongswan/settings.h

@@ -110,7 +110,7 @@ u_int32_t settings_value_as_time(char *value, u_int32_t def);
  * already existing values are replaced.
  *
  * All settings included from files are added relative to the section the
- * include statment is in.
+ * include statement is in.
  *
  * The following files result in the same final config as above:
  *

src/libstrongswan/utils/enumerator.h

@@ -36,7 +36,7 @@ struct enumerator_t {
 	 * The enumerate function takes a variable argument list containing
 	 * pointers where the enumerated values get written.
 	 *
-	 * @param ...	variable list of enumerated items, implementation dependant
+	 * @param ...	variable list of enumerated items, implementation dependent
 	 * @return		TRUE if pointers returned
 	 */
 	bool (*enumerate)(enumerator_t *this, ...);

src/libstrongswan/utils/host.c

@@ -40,7 +40,7 @@ struct private_host_t {
 	host_t public;
 
 	/**
-	 * low-lewel structure, wich stores the address
+	 * low-lewel structure, which stores the address
 	 */
 	union {
 		/** generic type */

src/libstrongswan/utils/identification.h

@@ -293,7 +293,7 @@ struct identification_t {
  *
  * In favour of pluto, domainnames are prepended with an @, since
  * pluto resolves domainnames without an @ to IPv4 addresses. Since
- * we use a seperate host_t class for addresses, this doesn't
+ * we use a separate host_t class for addresses, this doesn't
  * make sense for us.
  *
  * A distinguished name may contain one or more of the following RDNs: