added missing test files

src/api_sign.c

@@ -112,7 +112,7 @@ static int print_buf_hex(const uint8_t *in, const size_t len) {
 // REMEMBER TO FREE THE OUTPUT AFTER USE
 static char* hex2buf_alloc(const char *name, const char *hex, size_t *size) {
 	// check that size is desired
-	const size_t hexlen = strlen(hex) / 2;
+	const size_t hexlen = strlen(hex) >>1;
 	char *out = NULL;
 	if(*size>0 && *size!=hexlen) {
 		_err("api_sign %s :: wrong size, found %u instead of %u",name,hexlen,*size);

test/api/sign_create.c

@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <zenroom.h>
+
+int main(int argc, char **argv) {
+  int res;
+  res = zenroom_sign_create(argv[1], argv[2], argv[3]);
+  if(res!=0){fprintf(stderr,"Abort on error code %u\n",res);exit(res);}
+  exit(0);
+}

test/api/sign_verify.c

@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <zenroom.h>
+
+int main(int argc, char **argv) {
+  int res;
+  res = zenroom_sign_verify(argv[1], argv[2], argv[3], argv[4]);
+  if(res!=0){fprintf(stderr,"Abort on error code %u\n",res);exit(res);}
+  exit(0);
+}