1 files changed, 195 insertions, 168 deletions
diff --git a/xorg-server/os/xsha1.c b/xorg-server/os/xsha1.c
index 518745b4c..dccce74b6 100644
--- a/xorg-server/os/xsha1.c
+++ b/xorg-server/os/xsha1.c
@@ -1,168 +1,195 @@
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "os.h"
-#include "xsha1.h"
-
-#if defined(HAVE_SHA1_IN_LIBMD)  /* Use libmd for SHA1 */ \
-	|| defined(HAVE_SHA1_IN_LIBC) /* Use libc for SHA1 */
-
-# include <sha1.h>
-
-void *x_sha1_init(void)
-{
-    SHA1_CTX *ctx = malloc(sizeof(*ctx));
-    if (!ctx)
-        return NULL;
-    SHA1Init(ctx);
-    return ctx;
-}
-
-int x_sha1_update(void *ctx, void *data, int size)
-{
-    SHA1_CTX *sha1_ctx = ctx;
-    SHA1Update(sha1_ctx, data, size);
-    return 1;
-}
-
-int x_sha1_final(void *ctx, unsigned char result[20])
-{
-    SHA1_CTX *sha1_ctx = ctx;
-    SHA1Final(result, sha1_ctx);
-    free(sha1_ctx);
-    return 1;
-}
-
-#elif defined(HAVE_SHA1_IN_COMMONCRYPTO) /* Use CommonCrypto for SHA1 */
-
-#include <CommonCrypto/CommonDigest.h>
-
-void *x_sha1_init(void)
-{
-    CC_SHA1_CTX *ctx = malloc(sizeof(*ctx));
-    if (!ctx)
-        return NULL;
-    CC_SHA1_Init(ctx);
-    return ctx;
-}
-
-int x_sha1_update(void *ctx, void *data, int size)
-{
-    CC_SHA1_CTX *sha1_ctx = ctx;
-    CC_SHA1_Update(sha1_ctx, data, size);
-    return 1;
-}
-
-int x_sha1_final(void *ctx, unsigned char result[20])
-{
-    CC_SHA1_CTX *sha1_ctx = ctx;
-    CC_SHA1_Final(result, sha1_ctx);
-    free(sha1_ctx);
-    return 1;
-}
-
-#elif defined(HAVE_SHA1_IN_LIBGCRYPT) /* Use libgcrypt for SHA1 */
-
-# include <gcrypt.h>
-
-void *x_sha1_init(void)
-{
-    static int init;
-    gcry_md_hd_t h;
-    gcry_error_t err;
-
-    if (!init) {
-        if (!gcry_check_version(NULL))
-            return NULL;
-        gcry_control(GCRYCTL_DISABLE_SECMEM, 0);
-        gcry_control(GCRYCTL_INITIALIZATION_FINISHED, 0);
-        init = 1;
-    }
-
-    err = gcry_md_open(&h, GCRY_MD_SHA1, 0);
-    if (err)
-        return NULL;
-    return h;
-}
-
-int x_sha1_update(void *ctx, void *data, int size)
-{
-    gcry_md_hd_t h = ctx;
-    gcry_md_write(h, data, size);
-    return 1;
-}
-
-int x_sha1_final(void *ctx, unsigned char result[20])
-{
-    gcry_md_hd_t h = ctx;
-    memcpy(result, gcry_md_read(h, GCRY_MD_SHA1), 20);
-    gcry_md_close(h);
-    return 1;
-}
-
-#elif defined(HAVE_SHA1_IN_LIBSHA1) /* Use libsha1 */
-
-# include <libsha1.h>
-
-void *x_sha1_init(void)
-{
-    sha1_ctx *ctx = malloc(sizeof(*ctx));
-    if(!ctx)
-        return NULL;
-    sha1_begin(ctx);
-    return ctx;
-}
-
-int x_sha1_update(void *ctx, void *data, int size)
-{
-    sha1_hash(data, size, ctx);
-    return 1;
-}
-
-int x_sha1_final(void *ctx, unsigned char result[20])
-{
-    sha1_end(result, ctx);
-    free(ctx);
-    return 1;
-}
-
-#else /* Use OpenSSL's libcrypto */
-
-# include <stddef.h>  /* buggy openssl/sha.h wants size_t */
-# include <openssl/sha.h>
-
-void *x_sha1_init(void)
-{
-    int ret;
-    SHA_CTX *ctx = malloc(sizeof(*ctx));
-    if (!ctx)
-        return NULL;
-    ret = SHA1_Init(ctx);
-    if (!ret) {
-        free(ctx);
-        return NULL;
-    }
-    return ctx;
-}
-
-int x_sha1_update(void *ctx, void *data, int size)
-{
-    int ret;
-    SHA_CTX *sha_ctx = ctx;
-    ret = SHA1_Update(sha_ctx, data, size);
-    if (!ret)
-        free(sha_ctx);
-    return ret;
-}
-
-int x_sha1_final(void *ctx, unsigned char result[20])
-{
-    int ret;
-    SHA_CTX *sha_ctx = ctx;
-    ret = SHA1_Final(result, sha_ctx);
-    free(sha_ctx);
-    return ret;
-}
-
-#endif
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "os.h"
+#include "xsha1.h"
+
+#if defined(HAVE_SHA1_IN_LIBMD)  /* Use libmd for SHA1 */ \
+	|| defined(HAVE_SHA1_IN_LIBC)   /* Use libc for SHA1 */
+
+#include <sha1.h>
+
+void *
+x_sha1_init(void)
+{
+    SHA1_CTX *ctx = malloc(sizeof(*ctx));
+
+    if (!ctx)
+        return NULL;
+    SHA1Init(ctx);
+    return ctx;
+}
+
+int
+x_sha1_update(void *ctx, void *data, int size)
+{
+    SHA1_CTX *sha1_ctx = ctx;
+
+    SHA1Update(sha1_ctx, data, size);
+    return 1;
+}
+
+int
+x_sha1_final(void *ctx, unsigned char result[20])
+{
+    SHA1_CTX *sha1_ctx = ctx;
+
+    SHA1Final(result, sha1_ctx);
+    free(sha1_ctx);
+    return 1;
+}
+
+#elif defined(HAVE_SHA1_IN_COMMONCRYPTO)        /* Use CommonCrypto for SHA1 */
+
+#include <CommonCrypto/CommonDigest.h>
+
+void *
+x_sha1_init(void)
+{
+    CC_SHA1_CTX *ctx = malloc(sizeof(*ctx));
+
+    if (!ctx)
+        return NULL;
+    CC_SHA1_Init(ctx);
+    return ctx;
+}
+
+int
+x_sha1_update(void *ctx, void *data, int size)
+{
+    CC_SHA1_CTX *sha1_ctx = ctx;
+
+    CC_SHA1_Update(sha1_ctx, data, size);
+    return 1;
+}
+
+int
+x_sha1_final(void *ctx, unsigned char result[20])
+{
+    CC_SHA1_CTX *sha1_ctx = ctx;
+
+    CC_SHA1_Final(result, sha1_ctx);
+    free(sha1_ctx);
+    return 1;
+}
+
+#elif defined(HAVE_SHA1_IN_LIBGCRYPT)   /* Use libgcrypt for SHA1 */
+
+#include <gcrypt.h>
+
+void *
+x_sha1_init(void)
+{
+    static int init;
+    gcry_md_hd_t h;
+    gcry_error_t err;
+
+    if (!init) {
+        if (!gcry_check_version(NULL))
+            return NULL;
+        gcry_control(GCRYCTL_DISABLE_SECMEM, 0);
+        gcry_control(GCRYCTL_INITIALIZATION_FINISHED, 0);
+        init = 1;
+    }
+
+    err = gcry_md_open(&h, GCRY_MD_SHA1, 0);
+    if (err)
+        return NULL;
+    return h;
+}
+
+int
+x_sha1_update(void *ctx, void *data, int size)
+{
+    gcry_md_hd_t h = ctx;
+
+    gcry_md_write(h, data, size);
+    return 1;
+}
+
+int
+x_sha1_final(void *ctx, unsigned char result[20])
+{
+    gcry_md_hd_t h = ctx;
+
+    memcpy(result, gcry_md_read(h, GCRY_MD_SHA1), 20);
+    gcry_md_close(h);
+    return 1;
+}
+
+#elif defined(HAVE_SHA1_IN_LIBSHA1)     /* Use libsha1 */
+
+#include <libsha1.h>
+
+void *
+x_sha1_init(void)
+{
+    sha1_ctx *ctx = malloc(sizeof(*ctx));
+
+    if (!ctx)
+        return NULL;
+    sha1_begin(ctx);
+    return ctx;
+}
+
+int
+x_sha1_update(void *ctx, void *data, int size)
+{
+    sha1_hash(data, size, ctx);
+    return 1;
+}
+
+int
+x_sha1_final(void *ctx, unsigned char result[20])
+{
+    sha1_end(result, ctx);
+    free(ctx);
+    return 1;
+}
+
+#else                           /* Use OpenSSL's libcrypto */
+
+#include <stddef.h>             /* buggy openssl/sha.h wants size_t */
+#include <openssl/sha.h>
+
+void *
+x_sha1_init(void)
+{
+    int ret;
+    SHA_CTX *ctx = malloc(sizeof(*ctx));
+
+    if (!ctx)
+        return NULL;
+    ret = SHA1_Init(ctx);
+    if (!ret) {
+        free(ctx);
+        return NULL;
+    }
+    return ctx;
+}
+
+int
+x_sha1_update(void *ctx, void *data, int size)
+{
+    int ret;
+    SHA_CTX *sha_ctx = ctx;
+
+    ret = SHA1_Update(sha_ctx, data, size);
+    if (!ret)
+        free(sha_ctx);
+    return ret;
+}
+
+int
+x_sha1_final(void *ctx, unsigned char result[20])
+{
+    int ret;
+    SHA_CTX *sha_ctx = ctx;
+
+    ret = SHA1_Final(result, sha_ctx);
+    free(sha_ctx);
+    return ret;
+}
+
+#endif