Blame SOURCES/0002-Add-support-for-computing-hashes-using-OpenSSL.patch

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From d053217223eff6e329da84b4d2e0c73d95e1a00f Mon Sep 17 00:00:00 2001
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From: Jaroslav Rohel <jrohel@redhat.com>
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Date: Thu, 28 Mar 2019 12:56:08 +0100
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Subject: [PATCH] Add support for computing hashes using OpenSSL
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---
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 CMakeLists.txt       | 11 ++++++++++-
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 src/CMakeLists.txt   | 15 ++++++++++-----
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 src/chksum.c         | 32 ++++++++++++++++++++++++++++++++
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 tools/CMakeLists.txt |  2 +-
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 4 files changed, 53 insertions(+), 7 deletions(-)
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diff --git a/CMakeLists.txt b/CMakeLists.txt
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index ab385f1..b2a0b72 100644
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--- a/CMakeLists.txt
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+++ b/CMakeLists.txt
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@@ -38,6 +38,7 @@ OPTION (ENABLE_ZSTD_COMPRESSION "Build with zstd compression support?" OFF)
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 OPTION (ENABLE_ZCHUNK_COMPRESSION "Build with zchunk compression support?" OFF)
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 OPTION (WITH_SYSTEM_ZCHUNK "Use system zchunk library?" OFF)
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 OPTION (WITH_LIBXML2  "Build with libxml2 instead of libexpat?" OFF)
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+OPTION (WITH_OPENSSL "Use OpenSSL instead of internal implementation of hashes?" OFF)
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 # Library
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 IF (DEFINED LIB)
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@@ -177,6 +178,11 @@ INCLUDE_DIRECTORIES (${EXPAT_INCLUDE_DIRS})
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 ENDIF (WITH_LIBXML2 )
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 ENDIF (ENABLE_RPMMD OR ENABLE_SUSEREPO OR ENABLE_APPDATA OR ENABLE_COMPS OR ENABLE_HELIXREPO OR ENABLE_MDKREPO)
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+IF (WITH_OPENSSL)
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+FIND_PACKAGE (OpenSSL REQUIRED)
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+INCLUDE_DIRECTORIES (${OPENSSL_INCLUDE_DIR})
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+ENDIF(WITH_OPENSSL)
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+
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 IF (ENABLE_ZLIB_COMPRESSION)
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 FIND_PACKAGE (ZLIB REQUIRED)
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 INCLUDE_DIRECTORIES (${ZLIB_INCLUDE_DIRS})
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@@ -287,7 +293,7 @@ ENDIF (${CMAKE_MAJOR_VERSION} GREATER 2)
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 # should create config.h with #cmakedefine instead...
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 FOREACH (VAR HAVE_STRCHRNUL HAVE_FOPENCOOKIE HAVE_FUNOPEN WORDS_BIGENDIAN
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-  HAVE_RPM_DB_H HAVE_PGPDIGGETPARAMS WITH_LIBXML2 )
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+  HAVE_RPM_DB_H HAVE_PGPDIGGETPARAMS WITH_LIBXML2 WITH_OPENSSL)
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   IF(${VAR})
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     ADD_DEFINITIONS (-D${VAR}=1)
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     SET (SWIG_FLAGS ${SWIG_FLAGS} -D${VAR})
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@@ -419,6 +425,9 @@ ENDIF (ENABLE_ZSTD_COMPRESSION)
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 IF (WITH_SYSTEM_ZCHUNK)
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 SET (SYSTEM_LIBRARIES ${SYSTEM_LIBRARIES} ${ZCHUNK_LIBRARIES})
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 ENDIF (WITH_SYSTEM_ZCHUNK)
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+IF (WITH_OPENSSL)
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+SET (SYSTEM_LIBRARIES ${SYSTEM_LIBRARIES} ${OPENSSL_CRYPTO_LIBRARY})
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+ENDIF (WITH_OPENSSL)
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 IF (ENABLE_RPMDB)
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 SET (SYSTEM_LIBRARIES ${RPMDB_LIBRARY} ${SYSTEM_LIBRARIES})
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 ENDIF (ENABLE_RPMDB)
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diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
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index be487a7..fc3092a 100644
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--- a/src/CMakeLists.txt
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+++ b/src/CMakeLists.txt
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@@ -18,9 +18,8 @@ SET (libsolv_SRCS
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     solver.c solverdebug.c repo_solv.c repo_write.c evr.c pool.c
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     queue.c repo.c repodata.c repopage.c util.c policy.c solvable.c
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     transaction.c order.c rules.c problems.c linkedpkg.c cplxdeps.c
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-    chksum.c md5.c sha1.c sha2.c solvversion.c selection.c
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-    fileprovides.c diskusage.c suse.c solver_util.c cleandeps.c
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-    userinstalled.c filelistfilter.c)
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+    chksum.c solvversion.c selection.c fileprovides.c diskusage.c
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+    suse.c solver_util.c cleandeps.c userinstalled.c filelistfilter.c)
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 SET (libsolv_HEADERS
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     bitmap.h evr.h hash.h policy.h poolarch.h poolvendor.h pool.h
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@@ -33,16 +32,22 @@ IF (ENABLE_CONDA)
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     SET (libsolv_SRCS ${libsolv_SRCS} conda.c)
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 ENDIF (ENABLE_CONDA)
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+IF (NOT WITH_OPENSSL)
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+  SET (libsolv_SRCS ${libsolv_SRCS} md5.c sha1.c sha2.c)
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+ENDIF (NOT WITH_OPENSSL)
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 SET (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
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 IF (HAVE_LINKER_VERSION_SCRIPT)
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 SET (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${LINK_FLAGS} -Wl,--version-script=${CMAKE_SOURCE_DIR}/src/libsolv.ver")
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 ENDIF (HAVE_LINKER_VERSION_SCRIPT)
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 IF (DISABLE_SHARED)
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-ADD_LIBRARY (libsolv STATIC ${libsolv_SRCS})
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+  ADD_LIBRARY (libsolv STATIC ${libsolv_SRCS})
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 ELSE (DISABLE_SHARED)
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-ADD_LIBRARY (libsolv SHARED ${libsolv_SRCS})
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+  ADD_LIBRARY (libsolv SHARED ${libsolv_SRCS})
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+  IF (WITH_OPENSSL)
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+    TARGET_LINK_LIBRARIES (libsolv ${OPENSSL_CRYPTO_LIBRARY})
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+  ENDIF (WITH_OPENSSL)
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 ENDIF (DISABLE_SHARED)
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 SET_TARGET_PROPERTIES(libsolv PROPERTIES OUTPUT_NAME "solv")
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diff --git a/src/chksum.c b/src/chksum.c
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index df46145..d7b39e8 100644
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--- a/src/chksum.c
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+++ b/src/chksum.c
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@@ -15,10 +15,42 @@
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 #include "util.h"
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 #include "chksum.h"
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+#ifdef WITH_OPENSSL
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+
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+#include <openssl/md5.h>
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+#include <openssl/sha.h>
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+
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+typedef SHA_CTX SHA1_CTX;
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+typedef SHA256_CTX SHA224_CTX;
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+typedef SHA512_CTX SHA384_CTX;
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+
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+#define solv_MD5_Init(ctx) MD5_Init(ctx)
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+#define solv_MD5_Update(ctx, data, len) MD5_Update(ctx, data, len)
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+#define solv_MD5_Final(md, ctx) MD5_Final(md, ctx)
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+#define solv_SHA1_Init(ctx) SHA1_Init(ctx)
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+#define solv_SHA1_Update(ctx, data, len) SHA1_Update(ctx, data, len)
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+#define solv_SHA1_Final(ctx, md) SHA1_Final(md, ctx)
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+#define solv_SHA224_Init(ctx) SHA224_Init(ctx)
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+#define solv_SHA224_Update(ctx, data, len) SHA224_Update(ctx, data, len)
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+#define solv_SHA224_Final(md, ctx) SHA224_Final(md, ctx)
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+#define solv_SHA256_Init(ctx) SHA256_Init(ctx)
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+#define solv_SHA256_Update(ctx, data, len) SHA256_Update(ctx, data, len)
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+#define solv_SHA256_Final(md, ctx) SHA256_Final(md, ctx)
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+#define solv_SHA384_Init(ctx) SHA384_Init(ctx)
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+#define solv_SHA384_Update(ctx, data, len) SHA384_Update(ctx, data, len)
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+#define solv_SHA384_Final(md, ctx) SHA384_Final(md, ctx)
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+#define solv_SHA512_Init(ctx) SHA512_Init(ctx)
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+#define solv_SHA512_Update(ctx, data, len) SHA512_Update(ctx, data, len)
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+#define solv_SHA512_Final(md, ctx) SHA512_Final(md, ctx)
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+
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+#else
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+
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 #include "md5.h"
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 #include "sha1.h"
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 #include "sha2.h"
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+#endif
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+
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 struct s_Chksum {
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   Id type;
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   int done;
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diff --git a/tools/CMakeLists.txt b/tools/CMakeLists.txt
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index 802dc50..b1f6c7a 100644
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--- a/tools/CMakeLists.txt
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+++ b/tools/CMakeLists.txt
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@@ -99,7 +99,7 @@ SET (tools_list ${tools_list} appdata2solv)
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 ENDIF (ENABLE_APPDATA)
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 ADD_EXECUTABLE (dumpsolv dumpsolv.c )
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-TARGET_LINK_LIBRARIES (dumpsolv libsolv)
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+TARGET_LINK_LIBRARIES (dumpsolv libsolv ${SYSTEM_LIBRARIES})
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 ADD_EXECUTABLE (mergesolv mergesolv.c )
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 TARGET_LINK_LIBRARIES (mergesolv toolstuff libsolvext libsolv ${SYSTEM_LIBRARIES})
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--
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libgit2 0.27.8
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