Introduces and fixes warnings in the C libraries.

4 files changed, 24 insertions, 2 deletions

diff --git a/libcmix-crypto/curve25519/null/CMakeLists.txt b/libcmix-crypto/curve25519/null/CMakeLists.txt
index 25c0d3b..eb13fdf 100644
--- a/libcmix-crypto/curve25519/null/CMakeLists.txt
+++ b/libcmix-crypto/curve25519/null/CMakeLists.txt
@@ -6,6 +6,10 @@ add_library(${target_name} SHARED
 	null_curve25519.c
 )
 
+target_compile_options(${target_name}
+	PRIVATE -Wno-unused-parameter
+)
+
 target_link_libraries(${target_name}
 	PRIVATE curve25519-interface
 )
diff --git a/libcmix-crypto/curve25519/sodium/libsodium_curve25519.c b/libcmix-crypto/curve25519/sodium/libsodium_curve25519.c
index b4ae963..1bad378 100644
--- a/libcmix-crypto/curve25519/sodium/libsodium_curve25519.c
+++ b/libcmix-crypto/curve25519/sodium/libsodium_curve25519.c
@@ -40,14 +40,22 @@ void sodium_curve25519_shared_key_deleter(struct SharedKey* s) {
 }
 
 void sodium_curve25519_key_to_array(unsigned char** buffer, size_t* len, void* key) {
-
+	(void)buffer;
+	(void)len;
+	(void)key;
 }
 
 void sodium_curve25519_add_public_share(char** buffer, size_t* out_len, char const* share, size_t in_len, void* pubkey) {
-
+	(void) buffer;
+	(void) out_len;
+	(void) share;
+	(void) in_len;
+	(void) pubkey;
 }
 
 GroupElement sodium_curve25519_derive_shared_key(struct KeyPair pair, unsigned char const* other_pub, size_t pub_len, unsigned char const* value, size_t value_len, void* priv_value, bool swap_pub_order) {
+	(void) pub_len;
+	(void) value_len;
 	unsigned char* shared = (unsigned char*) sodium_malloc(crypto_generichash_BYTES);
 
 	crypto_generichash_state h;
diff --git a/libcmix-crypto/elgamal/gcrypt/gcrypt_elgamal.c b/libcmix-crypto/elgamal/gcrypt/gcrypt_elgamal.c
index 28c61c3..ec993a6 100644
--- a/libcmix-crypto/elgamal/gcrypt/gcrypt_elgamal.c
+++ b/libcmix-crypto/elgamal/gcrypt/gcrypt_elgamal.c
@@ -132,6 +132,7 @@ void gcrypt_elgamal_free_buffer(void* buffer) {
 }
 
 void* gcrypt_elgamal_array_to_element(char const* buffer, size_t len, bool secure) {
+	(void) secure;
 	size_t error_pos;
 	gcry_error_t error;
 	
@@ -163,6 +164,7 @@ size_t gcrypt_elgamal_get_pub_key_hash_length() {
 }
 
 void* gcrypt_elgamal_get_group_element(bool secure) {
+	(void) secure;
 	size_t parse_error_offset;
 	gcry_error_t error;
 	
@@ -240,6 +242,10 @@ void gcrypt_elgamal_add_public_share(GroupElement* el, char const* share, size_t
 }
 
 GroupElement gcrypt_elgamal_derive_shared_key(struct KeyPair keypair, unsigned char const* other_pub, size_t pub_len, unsigned char const* value, size_t value_len, void* priv_value, bool swap) {
+	(void) keypair;
+	(void) other_pub;
+	(void) pub_len;
+	(void) swap;
 
 	gcry_error_t error;
 	size_t parse_error_pos;
diff --git a/libcmix-crypto/elgamal/null/CMakeLists.txt b/libcmix-crypto/elgamal/null/CMakeLists.txt
index 40e5e8d..a866428 100644
--- a/libcmix-crypto/elgamal/null/CMakeLists.txt
+++ b/libcmix-crypto/elgamal/null/CMakeLists.txt
@@ -6,6 +6,10 @@ add_library(${target_name} SHARED
 	null_elgamal.c
 )
 
+target_compile_options(${target_name}
+	PRIVATE -Wno-unused-parameter
+)
+
 target_link_libraries(${target_name}
 	PRIVATE elgamal-interface
 )