[lib] Add ZSTD_d_stableOutBuffer

lib/common/error_private.c

@@ -47,6 +47,7 @@ const char* ERR_getErrorString(ERR_enum code)
         /* following error codes are not stable and may be removed or changed in a future version */
     case PREFIX(frameIndex_tooLarge): return "Frame index is too large";
     case PREFIX(seekableIO): return "An I/O error occurred when reading/seeking";
+    case PREFIX(dstBuffer_wrong): return "Destination buffer is wrong";
     case PREFIX(maxCode):
     default: return notErrorCode;
     }

lib/common/zstd_errors.h

@@ -76,6 +76,7 @@ typedef enum {
   /* following error codes are __NOT STABLE__, they can be removed or changed in future versions */
   ZSTD_error_frameIndex_tooLarge = 100,
   ZSTD_error_seekableIO          = 102,
+  ZSTD_error_dstBuffer_wrong     = 104,
   ZSTD_error_maxCode = 120  /* never EVER use this value directly, it can change in future versions! Use ZSTD_isError() instead */
 } ZSTD_ErrorCode;