Expose more repro in API, support output params. (#1087)

* Added spEnableReproCapture to the API.

* Added MemoryStreamBase - which can be used to read from without copyin the data.
Added the missing Repro API functions - spEnableReproCapture and spExtractRepro.
Added support for serializing output filenames.

* Improved naming around Stream.
Brought Stream and sub types closer to code conventions.

* Renamed content -> contents in Stream.

1 files changed, 30 insertions, 0 deletions

diff --git a/slang.h b/slang.h
index a7e4b8aa7..3766dd457 100644
--- a/slang.h
+++ b/slang.h
@@ -1647,6 +1647,36 @@ extern "C"
         ISlangBlob** outBlob
     );
 
+    /** Enable repro capture.
+
+    Should be set after any ISlangFileSystem has been set, but before any compilation. It ensures that everything
+    that the ISlangFileSystem accesses will be correctly recorded.
+    Note that if a ISlangFileSystem/ISlangFileSystemExt isn't explicitly set (ie the default is used), then the
+    request will automatically be set up to record everything appropriate. 
+
+    @param request          The request
+    @returns                A `SlangResult` to indicate success or failure.
+    */
+    SLANG_API SlangResult spEnableReproCapture(
+        SlangCompileRequest* request);
+
+    /** Extract contents of a repro.
+
+    Writes the contained files and manifest with their 'unique' names into fileSystem. For more details read the
+    docs/repro.md documentation. 
+
+    @param session          The slang session
+    @param reproData        Holds the repro data
+    @param reproDataSize    The size of the repro data
+    @param fileSystem       File system that the contents of the repro will be written to
+    @returns                A `SlangResult` to indicate success or failure.
+    */
+    SLANG_API SlangResult spExtractRepro(
+        SlangSession* session,
+        const void* reproData,
+        size_t reproDataSize,
+        ISlangFileSystemExt* fileSystem);
+
     /*
     Forward declarations of types used in the reflection interface;
     */