From 12f1eb15ca3fed6310402847559a7c99d3c77847 Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Sat, 2 Apr 2022 17:14:10 -0400
Subject: Programmatically apply new formatting to code

Run this:

for i in  **/*.cc **/*.c **/*.h **/*.hh; do
  clang-format < $i >| $i.new && mv $i.new $i
done
---
 libqpdf/QPDFCrypto_openssl.cc | 68 ++++++++++++++++++-------------------------
 1 file changed, 29 insertions(+), 39 deletions(-)

(limited to 'libqpdf/QPDFCrypto_openssl.cc')

diff --git a/libqpdf/QPDFCrypto_openssl.cc b/libqpdf/QPDFCrypto_openssl.cc
index 427ce5bb..a281bf79 100644
--- a/libqpdf/QPDFCrypto_openssl.cc
+++ b/libqpdf/QPDFCrypto_openssl.cc
@@ -28,8 +28,7 @@ bad_bits(int bits)
 static void
 check_openssl(int status)
 {
-    if (status != 1)
-    {
+    if (status != 1) {
         // OpenSSL creates a "queue" of errors; copy the first (innermost)
         // error to the exception message.
         char buf[256] = "";
@@ -50,21 +49,18 @@ QPDFCrypto_openssl::QPDFCrypto_openssl() :
 {
 #ifndef QPDF_OPENSSL_1
     libctx = OSSL_LIB_CTX_new();
-    if (libctx == nullptr)
-    {
+    if (libctx == nullptr) {
         throw std::runtime_error("unable to create openssl library context");
         return;
     }
     legacy = OSSL_PROVIDER_load(libctx, "legacy");
-    if (legacy == nullptr)
-    {
+    if (legacy == nullptr) {
         OSSL_LIB_CTX_free(libctx);
         throw std::runtime_error("unable to load openssl legacy provider");
         return;
     }
     rc4 = EVP_CIPHER_fetch(libctx, "RC4", nullptr);
-    if (rc4 == nullptr)
-    {
+    if (rc4 == nullptr) {
         OSSL_PROVIDER_unload(legacy);
         OSSL_LIB_CTX_free(libctx);
         throw std::runtime_error("unable to load openssl rc4 algorithm");
@@ -106,18 +102,17 @@ void
 QPDFCrypto_openssl::SHA2_init(int bits)
 {
     const EVP_MD* md = EVP_sha512();
-    switch (bits)
-    {
-      case 256:
+    switch (bits) {
+    case 256:
         md = EVP_sha256();
         break;
-      case 384:
+    case 384:
         md = EVP_sha384();
         break;
-      case 512:
+    case 512:
         md = EVP_sha512();
         break;
-      default:
+    default:
         bad_bits(bits);
         return;
     }
@@ -146,8 +141,7 @@ QPDFCrypto_openssl::MD5_finalize()
 #else
     auto md = EVP_MD_CTX_get0_md(md_ctx);
 #endif
-    if (md)
-    {
+    if (md) {
         check_openssl(EVP_DigestFinal(md_ctx, md_out + 0, nullptr));
     }
 }
@@ -160,9 +154,8 @@ QPDFCrypto_openssl::SHA2_finalize()
 #else
     auto md = EVP_MD_CTX_get0_md(md_ctx);
 #endif
-    if (md)
-    {
-         check_openssl(EVP_DigestFinal(md_ctx, md_out + 0, nullptr));
+    if (md) {
+        check_openssl(EVP_DigestFinal(md_ctx, md_out + 0, nullptr));
     }
 }
 
@@ -182,10 +175,9 @@ void
 QPDFCrypto_openssl::RC4_init(unsigned char const* key_data, int key_len)
 {
     check_openssl(EVP_CIPHER_CTX_reset(cipher_ctx));
-    if (key_len == -1)
-    {
-        key_len = QIntC::to_int(
-            strlen(reinterpret_cast<const char*>(key_data)));
+    if (key_len == -1) {
+        key_len =
+            QIntC::to_int(strlen(reinterpret_cast<const char*>(key_data)));
     }
     check_openssl(
         EVP_EncryptInit_ex(cipher_ctx, rc4, nullptr, nullptr, nullptr));
@@ -196,27 +188,28 @@ QPDFCrypto_openssl::RC4_init(unsigned char const* key_data, int key_len)
 
 void
 QPDFCrypto_openssl::rijndael_init(
-    bool encrypt, unsigned char const* key_data, size_t key_len,
-    bool cbc_mode, unsigned char* cbc_block)
+    bool encrypt,
+    unsigned char const* key_data,
+    size_t key_len,
+    bool cbc_mode,
+    unsigned char* cbc_block)
 {
     const EVP_CIPHER* cipher = nullptr;
-    switch (key_len)
-    {
-      case 32:
+    switch (key_len) {
+    case 32:
         cipher = cbc_mode ? EVP_aes_256_cbc() : EVP_aes_256_ecb();
         break;
-      case 24:
+    case 24:
         cipher = cbc_mode ? EVP_aes_192_cbc() : EVP_aes_192_ecb();
         break;
-      default:
+    default:
         cipher = cbc_mode ? EVP_aes_128_cbc() : EVP_aes_128_ecb();
         break;
     }
 
     check_openssl(EVP_CIPHER_CTX_reset(cipher_ctx));
-    check_openssl(
-        EVP_CipherInit_ex(cipher_ctx, cipher, nullptr,
-                          key_data, cbc_block, encrypt));
+    check_openssl(EVP_CipherInit_ex(
+        cipher_ctx, cipher, nullptr, key_data, cbc_block, encrypt));
     check_openssl(EVP_CIPHER_CTX_set_padding(cipher_ctx, 0));
 }
 
@@ -224,8 +217,7 @@ void
 QPDFCrypto_openssl::RC4_process(
     unsigned char* in_data, size_t len, unsigned char* out_data)
 {
-    if (nullptr == out_data)
-    {
+    if (nullptr == out_data) {
         out_data = in_data;
     }
     int out_len = static_cast<int>(len);
@@ -244,8 +236,7 @@ QPDFCrypto_openssl::rijndael_process(
 void
 QPDFCrypto_openssl::RC4_finalize()
 {
-    if (EVP_CIPHER_CTX_cipher(cipher_ctx))
-    {
+    if (EVP_CIPHER_CTX_cipher(cipher_ctx)) {
         check_openssl(EVP_CIPHER_CTX_reset(cipher_ctx));
     }
 }
@@ -253,8 +244,7 @@ QPDFCrypto_openssl::RC4_finalize()
 void
 QPDFCrypto_openssl::rijndael_finalize()
 {
-    if (EVP_CIPHER_CTX_cipher(cipher_ctx))
-    {
+    if (EVP_CIPHER_CTX_cipher(cipher_ctx)) {
         check_openssl(EVP_CIPHER_CTX_reset(cipher_ctx));
     }
 }
-- 
cgit v1.2.3-54-g00ecf