Revert "Merge pull request #4472"

This reverts commit 79d46c4d551a9b1261801960095bf4d24967211a, reversing
changes made to c9fc61dbb56cca442c775faa2554a7460879b637.

1 files changed, 87 insertions, 0 deletions

diff --git a/src/blocks/blockexports.c b/src/blocks/blockexports.c
new file mode 100644
index 000000000..0154b0413
--- /dev/null
+++ b/src/blocks/blockexports.c
@@ -0,0 +1,87 @@
+#include <stddef.h>
+
+#if defined(__APPLE__)
+#include <mach-o/getsect.h>
+#ifdef BUILD_SHARED_LIBS
+#if !defined(__LP64__)
+const struct mach_header _mh_execute_header;
+#else
+const struct mach_header_64 _mh_execute_header;
+#endif
+#else
+#if !defined(__LP64__)
+extern const struct mach_header _mh_execute_header;
+#else
+extern const struct mach_header_64 _mh_execute_header;
+#endif
+#endif
+
+const unsigned char *get_blocks_dat_start(int testnet, int stagenet)
+{
+    size_t size;
+    if (testnet)
+        return getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
+    else if (stagenet)
+        return getsectiondata(&_mh_execute_header, "__DATA", "__stagenet_blocks_dat", &size);
+    else
+        return getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
+}
+
+size_t get_blocks_dat_size(int testnet, int stagenet)
+{
+    size_t size;
+    if (testnet)
+        getsectiondata(&_mh_execute_header, "__DATA", "__testnet_blocks_dat", &size);
+    else if (stagenet)
+        getsectiondata(&_mh_execute_header, "__DATA", "__stagenet_blocks_dat", &size);
+    else
+        getsectiondata(&_mh_execute_header, "__DATA", "__blocks_dat", &size);
+    return size;
+}
+
+#else
+
+#if defined(_WIN32) && !defined(_WIN64)
+#define _binary_blocks_start binary_blocks_dat_start
+#define _binary_blocks_end binary_blocks_dat_end
+#define _binary_testnet_blocks_start binary_testnet_blocks_dat_start
+#define _binary_testnet_blocks_end binary_testnet_blocks_dat_end
+#define _binary_stagenet_blocks_start binary_stagenet_blocks_dat_start
+#define _binary_stagenet_blocks_end binary_stagenet_blocks_dat_end
+#else
+#define _binary_blocks_start _binary_blocks_dat_start
+#define _binary_blocks_end _binary_blocks_dat_end
+#define _binary_testnet_blocks_start _binary_testnet_blocks_dat_start
+#define _binary_testnet_blocks_end _binary_testnet_blocks_dat_end
+#define _binary_stagenet_blocks_start _binary_stagenet_blocks_dat_start
+#define _binary_stagenet_blocks_end _binary_stagenet_blocks_dat_end
+#endif
+
+extern const unsigned char _binary_blocks_start[];
+extern const unsigned char _binary_blocks_end[];
+extern const unsigned char _binary_testnet_blocks_start[];
+extern const unsigned char _binary_testnet_blocks_end[];
+extern const unsigned char _binary_stagenet_blocks_start[];
+extern const unsigned char _binary_stagenet_blocks_end[];
+
+const unsigned char *get_blocks_dat_start(int testnet, int stagenet)
+{
+  if (testnet)
+    return _binary_testnet_blocks_start;
+  else if (stagenet)
+    return _binary_stagenet_blocks_start;
+  else
+    return _binary_blocks_start;
+}
+
+size_t get_blocks_dat_size(int testnet, int stagenet)
+{
+  if (testnet)
+    return (size_t) (_binary_testnet_blocks_end - _binary_testnet_blocks_start);
+  else if (stagenet)
+    return (size_t) (_binary_stagenet_blocks_end - _binary_stagenet_blocks_start);
+  else
+    return (size_t) (_binary_blocks_end - _binary_blocks_start);
+}
+
+#endif