Index: xz/src/liblzma/common/filter_flags_encoder.c |
=================================================================== |
--- xz/src/liblzma/common/filter_flags_encoder.c (revision 0) |
+++ xz/src/liblzma/common/filter_flags_encoder.c (revision 0) |
@@ -0,0 +1,56 @@ |
+/////////////////////////////////////////////////////////////////////////////// |
+// |
+/// \file filter_flags_encoder.c |
+/// \brief Decodes a Filter Flags field |
+// |
+// Author: Lasse Collin |
+// |
+// This file has been put into the public domain. |
+// You can do whatever you want with this file. |
+// |
+/////////////////////////////////////////////////////////////////////////////// |
+ |
+#include "filter_encoder.h" |
+ |
+ |
+extern LZMA_API(lzma_ret) |
+lzma_filter_flags_size(uint32_t *size, const lzma_filter *filter) |
+{ |
+ if (filter->id >= LZMA_FILTER_RESERVED_START) |
+ return LZMA_PROG_ERROR; |
+ |
+ return_if_error(lzma_properties_size(size, filter)); |
+ |
+ *size += lzma_vli_size(filter->id) + lzma_vli_size(*size); |
+ |
+ return LZMA_OK; |
+} |
+ |
+ |
+extern LZMA_API(lzma_ret) |
+lzma_filter_flags_encode(const lzma_filter *filter, |
+ uint8_t *out, size_t *out_pos, size_t out_size) |
+{ |
+ // Filter ID |
+ if (filter->id >= LZMA_FILTER_RESERVED_START) |
+ return LZMA_PROG_ERROR; |
+ |
+ return_if_error(lzma_vli_encode(filter->id, NULL, |
+ out, out_pos, out_size)); |
+ |
+ // Size of Properties |
+ uint32_t props_size; |
+ return_if_error(lzma_properties_size(&props_size, filter)); |
+ return_if_error(lzma_vli_encode(props_size, NULL, |
+ out, out_pos, out_size)); |
+ |
+ // Filter Properties |
+ if (out_size - *out_pos < props_size) |
+ return LZMA_PROG_ERROR; |
+ |
+ return_if_error(lzma_properties_encode(filter, out + *out_pos)); |
+ |
+ *out_pos += props_size; |
+ |
+ return LZMA_OK; |
+} |
Property changes on: xz/src/liblzma/common/filter_flags_encoder.c |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |