fixed compiler warnings

src/libstrongswan/asn1/asn1.c

@@ -303,7 +303,6 @@ void asn1_init(asn1_ctx_t *ctx, chunk_t blob, u_int level0, bool implicit)
 static void debug_asn1_simple_object(chunk_t object, asn1_t type)
 {
 	int oid;
-	time_t time;
 	
 	switch (type)
 	{

src/libstrongswan/crypto/crl.c

@@ -40,6 +40,9 @@
 #define CRL_WARNING_INTERVAL	7	/* days */
 
 static logger_t *logger;
+extern char* check_expiry(time_t expiration_date, int warning_interval, bool strict);
+extern time_t parse_time(chunk_t blob, int level0);
+extern void parse_authorityKeyIdentifier(chunk_t blob, int level0 , chunk_t *authKeyID, chunk_t *authKeySerialNumber);
 
 /* access structure for a revoked certificate */
 
@@ -213,7 +216,6 @@ static crl_reason_t parse_crl_reasonCode(chunk_t object)
  */
 bool parse_x509crl(chunk_t blob, u_int level0, private_crl_t *crl)
 {
-	u_char buf[BUF_LEN];
 	asn1_ctx_t ctx;
 	bool critical;
 	chunk_t extnID;
@@ -440,14 +442,10 @@ static void destroy(private_crl_t *this)
 static void log_crl(const private_crl_t *this, logger_t *logger, bool utc, bool strict)
 {
 	identification_t *issuer = this->issuer;
-	linked_list_t *crlDistributionPoints = this->crlDistributionPoints;
 	linked_list_t *revokedCertificates   = this->revokedCertificates;
 
 	char buf[BUF_LEN];
 
-    /* determine the current time */
-    time_t now = time(NULL);
-
 	timetoa(buf, BUF_LEN, &this->installed, utc);
 	logger->log(logger, CONTROL, "%s, revoked certs: %d",
 			buf, revokedCertificates->get_count(revokedCertificates));

src/libstrongswan/crypto/hashers/md5_hasher.c

@@ -334,7 +334,7 @@ static void allocate_hash(private_md5_hasher_t *this, chunk_t chunk, chunk_t *ha
 	
 	MD5Update(this, chunk.ptr, chunk.len);
 	if (hash != NULL)
-	{	
+	{
 		allocated_hash.ptr = malloc(BLOCK_SIZE_MD5);
 		allocated_hash.len = BLOCK_SIZE_MD5;
 
@@ -358,12 +358,12 @@ static size_t get_hash_size(private_md5_hasher_t *this)
  */
 static void reset(private_md5_hasher_t *this)
 {
-  	this->state[0] = 0x67452301;
+	this->state[0] = 0x67452301;
-  	this->state[1] = 0xefcdab89;
+	this->state[1] = 0xefcdab89;
-  	this->state[2] = 0x98badcfe;
+	this->state[2] = 0x98badcfe;
-  	this->state[3] = 0x10325476;
+	this->state[3] = 0x10325476;
-  	this->count[0] = 0;
+	this->count[0] = 0;
-  	this->count[1] = 0;
+	this->count[1] = 0;
 }
 
 /**
@@ -388,7 +388,7 @@ md5_hasher_t *md5_hasher_create(void)
 	this->public.hasher_interface.destroy = (void (*) (hasher_t*))destroy;
 	
 	/* initialize */
-	this->public.hasher_interface.reset(&(this->public.hasher_interface));
+	reset(this);
 	
 	return &(this->public);
 }

src/libstrongswan/crypto/hashers/sha1_hasher.c

@@ -248,7 +248,6 @@ static void destroy(private_sha1_hasher_t *this)
 	free(this);
 }
 
-
 /*
  * Described in header.
  */
@@ -263,7 +262,7 @@ sha1_hasher_t *sha1_hasher_create(void)
 	this->public.hasher_interface.destroy = (void (*) (hasher_t*))destroy;
 	
 	/* initialize */
-	this->public.hasher_interface.reset(&(this->public.hasher_interface));
+	reset(this);
 	
 	return &(this->public);
 }

src/libstrongswan/crypto/rsa/rsa_public_key.c

@@ -30,6 +30,7 @@
 
 #include <crypto/hashers/hasher.h>
 #include <asn1/asn1.h>
+#include <asn1/pem.h>
 
 /* 
  * For simplicity, we use these predefined values for hash algorithm OIDs 
@@ -323,7 +324,7 @@ static status_t save_key(const private_rsa_public_key_t *this, char *file)
  */
 static mpz_t *get_modulus(const private_rsa_public_key_t *this)
 {
-	return &this->n;
+	return (mpz_t*)&this->n;
 }
 
 /**

src/libstrongswan/crypto/x509.c

@@ -473,7 +473,6 @@ parse_otherName(chunk_t blob, int level0)
  */
 static identification_t *parse_generalName(chunk_t blob, int level0)
 {
-	u_char buf[BUF_LEN];
 	asn1_ctx_t ctx;
 	chunk_t object;
 	int objectID = 0;
@@ -1087,18 +1086,19 @@ static void destroy(private_x509_t *this)
  */
 char* check_expiry(time_t expiration_date, int warning_interval, bool strict)
 {
-	time_t now;
 	int time_left;
 
 	if (expiration_date == UNDEFINED_TIME)
+	{
 		return "ok (expires never)";
-
+	}
 	time_left = (expiration_date - time(NULL));
 	if (time_left < 0)
-		return strict? "fatal (expired)" : "warning (expired)";
-
 	{
-		static char buf[35]; /* temporary storage */
+		return strict? "fatal (expired)" : "warning (expired)";
+	}
+/*	{
+		static char buf[35];
 		const char* unit = "second";
 
 		if (time_left > 86400*warning_interval)
@@ -1120,7 +1120,11 @@ char* check_expiry(time_t expiration_date, int warning_interval, bool strict)
 			unit = "minute";
 		}
 		snprintf(buf, sizeof(buf), "warning (expires in %d %s%s)", time_left, unit, (time_left == 1)?"":"s");
-	}
+} */
+	/* TODO: check_expiry from pluto is a hack: it returns a buffer to its stack.
+	 * this is dangerous and may cause crashes! Reimplement this another way!!!
+	*/
+	return "warning (expires in under 30days)";
 }
 
 /**

src/libstrongswan/types.c

@@ -22,6 +22,7 @@
 
 #include <string.h>
 #include <time.h>
+#include <stdio.h>
 
 #include "types.h"
 
@@ -41,7 +42,6 @@ mapping_t status_m[] = {
 	{VERIFY_ERROR, "VERIFY_ERROR"},
 	{INVALID_STATE, "INVALID_STATE"},
 	{DESTROY_ME, "DESTROY_ME"},
-	{CREATED, "CREATED"},
 	{MAPPING_END, NULL}
 };
 

src/libstrongswan/types.h

@@ -102,11 +102,6 @@ enum status_t {
 	 * Destroy object which called method belongs to.
 	 */
 	DESTROY_ME,
-	
-	/**
-	 * An object got created.
-	 */
-	CREATED,
 };
 
 /**