Added trace messages for category ENTROPY (#75)

Co-authored-by: neelimap <neelimaps@neominds.in>
Reviewed-on: http://13.234.246.121:3000/Neominds/ossl35vx69/pulls/75
Co-authored-by: Neelima P S <neelima.ps@neominds.in>
Co-committed-by: Neelima P S <neelima.ps@neominds.in>

vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/providers/implementations/rands/drbg_ctr.c

@@ -23,6 +23,8 @@
 #include "crypto/evp.h"
 #include "crypto/evp/evp_local.h"
 #include "internal/provider.h"
+#include <openssl/trace.h>
+
 
 static OSSL_FUNC_rand_newctx_fn drbg_ctr_new_wrapper;
 static OSSL_FUNC_rand_freectx_fn drbg_ctr_free;
@@ -345,6 +347,15 @@ static int drbg_ctr_instantiate_wrapper(void *vdrbg, unsigned int strength,
         goto err;
     ret = ossl_prov_drbg_instantiate(drbg, strength, prediction_resistance,
                                      pstr, pstr_len);
+	OSSL_TRACE_BEGIN(ENTROPY) {
+    	BIO_printf(trc_out, "ossl_prov_drbg_instantiate returned: %d\n", ret);
+    	if (ret == 1) {
+        	BIO_printf(trc_out, "DRBG instantiated successfully: ret = %d\n", ret);
+    	} else {
+        	BIO_printf(trc_out, "DRBG instantiation failed: ret = %d\n", ret);
+    	}
+	} OSSL_TRACE_END(ENTROPY);
+	
  err:
     if (drbg->lock != NULL)
         CRYPTO_THREAD_unlock(drbg->lock);

vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/providers/implementations/rands/seed_src.c

@@ -21,6 +21,8 @@
 #include "prov/provider_ctx.h"
 #include "crypto/rand.h"
 #include "crypto/rand_pool.h"
+#include <openssl/trace.h>
+
 
 static OSSL_FUNC_rand_newctx_fn seed_src_new;
 static OSSL_FUNC_rand_freectx_fn seed_src_free;
@@ -195,6 +197,8 @@ static size_t seed_get_seed(void *vseed, unsigned char **pout,
     /* Get entropy by polling system entropy sources. */
     entropy_available = ossl_pool_acquire_entropy(pool);
 
+	OSSL_TRACE1(ENTROPY, "entropy_available = %d\n", entropy_available);
+	
     if (entropy_available > 0
         && ossl_rand_pool_adin_mix_in(pool, adin, adin_len)) {
         ret = ossl_rand_pool_length(pool);

vxworks-6.9/target/src/openssl/OPENSSL/openssl-3.5.0/providers/implementations/rands/seeding/rand_vxworks.c

@@ -17,6 +17,8 @@
 #include <version.h>
 #include <taskLib.h>
 #include "sysLib.h"
+#include <openssl/trace.h>
+
 
 extern unsigned char *collectEntropyFromInterruptJitter(void);
 
@@ -133,6 +135,8 @@ size_t ossl_pool_acquire_entropy(RAND_POOL *pool)
 
         bytes_needed = ossl_rand_pool_bytes_needed(pool, 1 /*entropy_factor*/);
 
+		OSSL_TRACE1(ENTROPY, "ossl_rand_pool_bytes_needed(),bytes_needed = %d\n", bytes_needed);
+
         if (bytes_needed > 0) {
                 int retryCount = 0;
                 STATUS result = ERROR;