diff options
| -rw-r--r-- | core/io/dir_access.cpp | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/core/io/dir_access.cpp b/core/io/dir_access.cpp index 0a900078b7..f82d6f077f 100644 --- a/core/io/dir_access.cpp +++ b/core/io/dir_access.cpp @@ -34,6 +34,7 @@ #include "core/io/file_access.h" #include "core/os/memory.h" #include "core/os/os.h" +#include "core/templates/local_vector.h" String DirAccess::_get_root_path() const { switch (_access_type) { @@ -286,11 +287,16 @@ Error DirAccess::copy(String p_from, String p_to, int p_chmod_flags) { Ref<FileAccess> fdst = FileAccess::open(p_to, FileAccess::WRITE, &err); ERR_FAIL_COND_V_MSG(err != OK, err, "Failed to open " + p_to); + const size_t copy_buffer_limit = 65536; // 64 KB + fsrc->seek_end(0); int size = fsrc->get_position(); fsrc->seek(0); err = OK; - while (size--) { + size_t buffer_size = MIN(size * sizeof(uint8_t), copy_buffer_limit); + LocalVector<uint8_t> buffer; + buffer.resize(buffer_size); + while (size > 0) { if (fsrc->get_error() != OK) { err = fsrc->get_error(); break; @@ -300,7 +306,14 @@ Error DirAccess::copy(String p_from, String p_to, int p_chmod_flags) { break; } - fdst->store_8(fsrc->get_8()); + int bytes_read = fsrc->get_buffer(buffer.ptr(), buffer_size); + if (bytes_read <= 0) { + err = FAILED; + break; + } + fdst->store_buffer(buffer.ptr(), bytes_read); + + size -= bytes_read; } } |