Reorder functions.

No functional change.

1 files changed, 115 insertions, 116 deletions

diff --git a/src/lib/libcrypto/sm3/sm3.c b/src/lib/libcrypto/sm3/sm3.c
index 5269655594..06b5f167f0 100644
--- a/src/lib/libcrypto/sm3/sm3.c
+++ b/src/lib/libcrypto/sm3/sm3.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: sm3.c,v 1.8 2024/03/28 08:04:27 jsing Exp $   */
+/*      $OpenBSD: sm3.c,v 1.9 2024/03/28 08:13:11 jsing Exp $   */
 /*
  * Copyright (c) 2018, Ribose Inc
  *
@@ -53,102 +53,6 @@ void SM3_transform(SM3_CTX *c, const unsigned char *data);
 
 #include "md32_common.h"
 
-int
-HASH_UPDATE(HASH_CTX *c, const void *data_, size_t len)
-{
-        const unsigned char *data = data_;
-        unsigned char *p;
-        HASH_LONG l;
-        size_t n;
-
-        if (len == 0)
-                return 1;
-
-        l = (c->Nl + (((HASH_LONG)len) << 3))&0xffffffffUL;
-        /* 95-05-24 eay Fixed a bug with the overflow handling, thanks to
-         * Wei Dai <weidai@eskimo.com> for pointing it out. */
-        if (l < c->Nl) /* overflow */
-                c->Nh++;
-        c->Nh+=(HASH_LONG)(len>>29);    /* might cause compiler warning on 16-bit */
-        c->Nl = l;
-
-        n = c->num;
-        if (n != 0) {
-                p = (unsigned char *)c->data;
-
-                if (len >= HASH_CBLOCK || len + n >= HASH_CBLOCK) {
-                        memcpy (p + n, data, HASH_CBLOCK - n);
-                        HASH_BLOCK_DATA_ORDER (c, p, 1);
-                        n = HASH_CBLOCK - n;
-                        data += n;
-                        len -= n;
-                        c->num = 0;
-                        memset (p,0,HASH_CBLOCK);       /* keep it zeroed */
-                } else {
-                        memcpy (p + n, data, len);
-                        c->num += (unsigned int)len;
-                        return 1;
-                }
-        }
-
-        n = len/HASH_CBLOCK;
-        if (n > 0) {
-                HASH_BLOCK_DATA_ORDER (c, data, n);
-                n    *= HASH_CBLOCK;
-                data += n;
-                len -= n;
-        }
-
-        if (len != 0) {
-                p = (unsigned char *)c->data;
-                c->num = (unsigned int)len;
-                memcpy (p, data, len);
-        }
-        return 1;
-}
-
-void HASH_TRANSFORM (HASH_CTX *c, const unsigned char *data)
-{
-        HASH_BLOCK_DATA_ORDER (c, data, 1);
-}
-
-int HASH_FINAL (unsigned char *md, HASH_CTX *c)
-{
-        unsigned char *p = (unsigned char *)c->data;
-        size_t n = c->num;
-
-        p[n] = 0x80; /* there is always room for one */
-        n++;
-
-        if (n > (HASH_CBLOCK - 8)) {
-                memset (p + n, 0, HASH_CBLOCK - n);
-                n = 0;
-                HASH_BLOCK_DATA_ORDER (c, p, 1);
-        }
-        memset (p + n, 0, HASH_CBLOCK - 8 - n);
-
-        p += HASH_CBLOCK - 8;
-#if   defined(DATA_ORDER_IS_BIG_ENDIAN)
-        HOST_l2c(c->Nh, p);
-        HOST_l2c(c->Nl, p);
-#elif defined(DATA_ORDER_IS_LITTLE_ENDIAN)
-        HOST_l2c(c->Nl, p);
-        HOST_l2c(c->Nh, p);
-#endif
-        p -= HASH_CBLOCK;
-        HASH_BLOCK_DATA_ORDER (c, p, 1);
-        c->num = 0;
-        memset (p, 0, HASH_CBLOCK);
-
-#ifndef HASH_MAKE_STRING
-#error "HASH_MAKE_STRING must be defined!"
-#else
-        HASH_MAKE_STRING(c, md);
-#endif
-
-        return 1;
-}
-
 #define P0(X) (X ^ ROTATE(X, 9) ^ ROTATE(X, 17))
 #define P1(X) (X ^ ROTATE(X, 15) ^ ROTATE(X, 23))
 
@@ -188,25 +92,6 @@ int HASH_FINAL (unsigned char *md, HASH_CTX *c)
 #define SM3_G 0xe38dee4dUL
 #define SM3_H 0xb0fb0e4eUL
 
-LCRYPTO_ALIAS(SM3_Update);
-LCRYPTO_ALIAS(SM3_Final);
-
-int
-SM3_Init(SM3_CTX *c)
-{
-        memset(c, 0, sizeof(*c));
-        c->A = SM3_A;
-        c->B = SM3_B;
-        c->C = SM3_C;
-        c->D = SM3_D;
-        c->E = SM3_E;
-        c->F = SM3_F;
-        c->G = SM3_G;
-        c->H = SM3_H;
-        return 1;
-}
-LCRYPTO_ALIAS(SM3_Init);
-
 void
 SM3_block_data_order(SM3_CTX *ctx, const void *p, size_t num)
 {
@@ -374,4 +259,118 @@ SM3_block_data_order(SM3_CTX *ctx, const void *p, size_t num)
         }
 }
 
+int
+SM3_Init(SM3_CTX *c)
+{
+        memset(c, 0, sizeof(*c));
+        c->A = SM3_A;
+        c->B = SM3_B;
+        c->C = SM3_C;
+        c->D = SM3_D;
+        c->E = SM3_E;
+        c->F = SM3_F;
+        c->G = SM3_G;
+        c->H = SM3_H;
+        return 1;
+}
+LCRYPTO_ALIAS(SM3_Init);
+
+int
+HASH_UPDATE(HASH_CTX *c, const void *data_, size_t len)
+{
+        const unsigned char *data = data_;
+        unsigned char *p;
+        HASH_LONG l;
+        size_t n;
+
+        if (len == 0)
+                return 1;
+
+        l = (c->Nl + (((HASH_LONG)len) << 3))&0xffffffffUL;
+        /* 95-05-24 eay Fixed a bug with the overflow handling, thanks to
+         * Wei Dai <weidai@eskimo.com> for pointing it out. */
+        if (l < c->Nl) /* overflow */
+                c->Nh++;
+        c->Nh+=(HASH_LONG)(len>>29);    /* might cause compiler warning on 16-bit */
+        c->Nl = l;
+
+        n = c->num;
+        if (n != 0) {
+                p = (unsigned char *)c->data;
+
+                if (len >= HASH_CBLOCK || len + n >= HASH_CBLOCK) {
+                        memcpy (p + n, data, HASH_CBLOCK - n);
+                        HASH_BLOCK_DATA_ORDER (c, p, 1);
+                        n = HASH_CBLOCK - n;
+                        data += n;
+                        len -= n;
+                        c->num = 0;
+                        memset (p,0,HASH_CBLOCK);       /* keep it zeroed */
+                } else {
+                        memcpy (p + n, data, len);
+                        c->num += (unsigned int)len;
+                        return 1;
+                }
+        }
+
+        n = len/HASH_CBLOCK;
+        if (n > 0) {
+                HASH_BLOCK_DATA_ORDER (c, data, n);
+                n    *= HASH_CBLOCK;
+                data += n;
+                len -= n;
+        }
+
+        if (len != 0) {
+                p = (unsigned char *)c->data;
+                c->num = (unsigned int)len;
+                memcpy (p, data, len);
+        }
+        return 1;
+}
+LCRYPTO_ALIAS(SM3_Update);
+
+void HASH_TRANSFORM (HASH_CTX *c, const unsigned char *data)
+{
+        HASH_BLOCK_DATA_ORDER (c, data, 1);
+}
+
+int HASH_FINAL (unsigned char *md, HASH_CTX *c)
+{
+        unsigned char *p = (unsigned char *)c->data;
+        size_t n = c->num;
+
+        p[n] = 0x80; /* there is always room for one */
+        n++;
+
+        if (n > (HASH_CBLOCK - 8)) {
+                memset (p + n, 0, HASH_CBLOCK - n);
+                n = 0;
+                HASH_BLOCK_DATA_ORDER (c, p, 1);
+        }
+        memset (p + n, 0, HASH_CBLOCK - 8 - n);
+
+        p += HASH_CBLOCK - 8;
+#if   defined(DATA_ORDER_IS_BIG_ENDIAN)
+        HOST_l2c(c->Nh, p);
+        HOST_l2c(c->Nl, p);
+#elif defined(DATA_ORDER_IS_LITTLE_ENDIAN)
+        HOST_l2c(c->Nl, p);
+        HOST_l2c(c->Nh, p);
+#endif
+        p -= HASH_CBLOCK;
+        HASH_BLOCK_DATA_ORDER (c, p, 1);
+        c->num = 0;
+        memset (p, 0, HASH_CBLOCK);
+
+#ifndef HASH_MAKE_STRING
+#error "HASH_MAKE_STRING must be defined!"
+#else
+        HASH_MAKE_STRING(c, md);
+#endif
+
+        return 1;
+}
+LCRYPTO_ALIAS(SM3_Final);
+
 #endif /* !OPENSSL_NO_SM3 */