Cleanup: rename HMAC_CTX_init to HMAC_CTX_reset

Reviewed-by: Rich Salz <rsalz@openssl.org>

crypto/hmac/hmac.c

diff --git a/crypto/hmac/hmac.c b/crypto/hmac/hmac.c
index 2fe5119..c0f4513 100644
--- a/crypto/hmac/hmac.c
+++ b/crypto/hmac/hmac.c
@@ -173,7 +173,7 @@
 {
     HMAC_CTX *ctx = (HMAC_CTX *)OPENSSL_zalloc(sizeof(HMAC_CTX));
     if (ctx)
-        if (!HMAC_CTX_init(ctx)) {
+        if (!HMAC_CTX_reset(ctx)) {
             HMAC_CTX_free(ctx);
             ctx = NULL;
         }
@@ -201,7 +201,7 @@
     }
 }
 
-int HMAC_CTX_init(HMAC_CTX *ctx)
+int HMAC_CTX_reset(HMAC_CTX *ctx)
 {
     hmac_ctx_cleanup(ctx);
     if (ctx->i_ctx == NULL)

include/openssl/hmac.h

diff --git a/include/openssl/hmac.h b/include/openssl/hmac.h
index aa52c8e..071e8b4 100644
--- a/include/openssl/hmac.h
+++ b/include/openssl/hmac.h
@@ -70,7 +70,7 @@
 
 size_t HMAC_size(HMAC_CTX *e);
 HMAC_CTX *HMAC_CTX_new(void);
-int HMAC_CTX_init(HMAC_CTX *ctx);
+int HMAC_CTX_reset(HMAC_CTX *ctx);
 void HMAC_CTX_free(HMAC_CTX *ctx);
 
 #ifdef OPENSSL_USE_DEPRECATED