aboutsummaryrefslogtreecommitdiff
path: root/src/liblzma/common/raw_decoder.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/liblzma/common/raw_decoder.c127
1 files changed, 127 insertions, 0 deletions
diff --git a/src/liblzma/common/raw_decoder.c b/src/liblzma/common/raw_decoder.c
new file mode 100644
index 00000000..a11cb5c4
--- /dev/null
+++ b/src/liblzma/common/raw_decoder.c
@@ -0,0 +1,127 @@
+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file raw_decoder.c
+/// \brief Raw decoder initialization API
+//
+// Copyright (C) 2007 Lasse Collin
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#include "raw_decoder.h"
+#include "copy_coder.h"
+#include "simple_coder.h"
+#include "subblock_decoder.h"
+#include "subblock_decoder_helper.h"
+#include "delta_coder.h"
+#include "lzma_decoder.h"
+#include "metadata_decoder.h"
+
+
+static lzma_init_function
+get_function(lzma_vli id)
+{
+ switch (id) {
+#ifdef HAVE_FILTER_COPY
+ case LZMA_FILTER_COPY:
+ return &lzma_copy_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_SUBBLOCK
+ case LZMA_FILTER_SUBBLOCK:
+ return &lzma_subblock_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_X86
+ case LZMA_FILTER_X86:
+ return &lzma_simple_x86_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_POWERPC
+ case LZMA_FILTER_POWERPC:
+ return &lzma_simple_powerpc_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_IA64
+ case LZMA_FILTER_IA64:
+ return &lzma_simple_ia64_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_ARM
+ case LZMA_FILTER_ARM:
+ return &lzma_simple_arm_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_ARMTHUMB
+ case LZMA_FILTER_ARMTHUMB:
+ return &lzma_simple_armthumb_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_SPARC
+ case LZMA_FILTER_SPARC:
+ return &lzma_simple_sparc_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_DELTA
+ case LZMA_FILTER_DELTA:
+ return &lzma_delta_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_LZMA
+ case LZMA_FILTER_LZMA:
+ return &lzma_lzma_decoder_init;
+#endif
+
+#ifdef HAVE_FILTER_SUBBLOCK
+ case LZMA_FILTER_SUBBLOCK_HELPER:
+ return &lzma_subblock_decoder_helper_init;
+#endif
+ }
+
+ return NULL;
+}
+
+
+extern lzma_ret
+lzma_raw_decoder_init(lzma_next_coder *next, lzma_allocator *allocator,
+ const lzma_options_filter *options,
+ lzma_vli uncompressed_size, bool allow_implicit)
+{
+ const lzma_ret ret = lzma_raw_coder_init(next, allocator,
+ options, uncompressed_size, &get_function,
+ allow_implicit, false);
+
+ if (ret != LZMA_OK)
+ lzma_next_coder_end(next, allocator);
+
+ return ret;
+}
+
+
+extern LZMA_API lzma_ret
+lzma_raw_decoder(lzma_stream *strm, const lzma_options_filter *options,
+ lzma_vli uncompressed_size, lzma_bool allow_implicit)
+{
+ return_if_error(lzma_strm_init(strm));
+
+ strm->internal->supported_actions[LZMA_RUN] = true;
+ strm->internal->supported_actions[LZMA_SYNC_FLUSH] = true;
+
+ const lzma_ret ret = lzma_raw_coder_init(&strm->internal->next,
+ strm->allocator, options, uncompressed_size,
+ &get_function, allow_implicit, false);
+
+ if (ret != LZMA_OK)
+ lzma_end(strm);
+
+ return ret;
+}