From 2451a8156b3e612ecdd95aa25c1d0c3d894a682b Mon Sep 17 00:00:00 2001
From: Doug Hogan <hogand@users.noreply.github.com>
Date: Mon, 7 Jan 2019 19:19:47 -0800
Subject: Convert put_int32 to put_uint32

---
 lib/crypto/c_src/bn.c             |  2 +-
 lib/crypto/c_src/dh.c             |  4 ++--
 lib/crypto/c_src/openssl_config.h | 10 +++++-----
 lib/crypto/c_src/rand.c           |  2 +-
 4 files changed, 9 insertions(+), 9 deletions(-)

(limited to 'lib')

diff --git a/lib/crypto/c_src/bn.c b/lib/crypto/c_src/bn.c
index ef69c84679..d884a75f80 100644
--- a/lib/crypto/c_src/bn.c
+++ b/lib/crypto/c_src/bn.c
@@ -133,7 +133,7 @@ ERL_NIF_TERM mod_exp_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
         goto err;
 
     if (bin_hdr) {
-        put_int32(ptr, extra_byte + (unsigned int)dlen);
+        put_uint32(ptr, extra_byte + (unsigned int)dlen);
         ptr[4] = 0; /* extra zeroed byte to ensure a positive mpint */
         ptr += bin_hdr + extra_byte;
     }
diff --git a/lib/crypto/c_src/dh.c b/lib/crypto/c_src/dh.c
index e3b5b11e9c..bb87080d7b 100644
--- a/lib/crypto/c_src/dh.c
+++ b/lib/crypto/c_src/dh.c
@@ -140,10 +140,10 @@ ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
         goto err;
 
     if (mpint) {
-        put_int32(pub_ptr, pub_len);
+        put_uint32(pub_ptr, (unsigned int)pub_len);
         pub_ptr += 4;
 
-        put_int32(prv_ptr, prv_len);
+        put_uint32(prv_ptr, (unsigned int)prv_len);
         prv_ptr += 4;
     }
 
diff --git a/lib/crypto/c_src/openssl_config.h b/lib/crypto/c_src/openssl_config.h
index 7ea8c320ae..65290cdfdf 100644
--- a/lib/crypto/c_src/openssl_config.h
+++ b/lib/crypto/c_src/openssl_config.h
@@ -296,11 +296,11 @@
                       (((unsigned char*) (s))[2] << 8)  | \
                       (((unsigned char*) (s))[3]))
 
-#define put_int32(s,i) \
-{ (s)[0] = (char)(((i) >> 24) & 0xff);\
-  (s)[1] = (char)(((i) >> 16) & 0xff);\
-  (s)[2] = (char)(((i) >> 8) & 0xff);\
-  (s)[3] = (char)((i) & 0xff);\
+#define put_uint32(s,i) \
+{ (s)[0] = (unsigned char)(((i) >> 24) & 0xff);\
+  (s)[1] = (unsigned char)(((i) >> 16) & 0xff);\
+  (s)[2] = (unsigned char)(((i) >> 8) & 0xff);\
+  (s)[3] = (unsigned char)((i) & 0xff);\
 }
 
 /* This shall correspond to the similar macro in crypto.erl */
diff --git a/lib/crypto/c_src/rand.c b/lib/crypto/c_src/rand.c
index 12e0a53493..cf793a7aac 100644
--- a/lib/crypto/c_src/rand.c
+++ b/lib/crypto/c_src/rand.c
@@ -111,7 +111,7 @@ ERL_NIF_TERM rand_uniform_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
     if ((data = enif_make_new_binary(env, (size_t)dlen+4, &ret)) == NULL)
         goto err;
 
-    put_int32(data, dlen);
+    put_uint32(data, (unsigned int)dlen);
     BN_bn2bin(bn_rand, data+4);
     ERL_VALGRIND_MAKE_MEM_DEFINED(data+4, dlen);
     goto done;
-- 
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