Changeset 52213 in vbox for trunk/src/VBox/Runtime/include/internal

Timestamp:

Jul 28, 2014 5:52:58 PM (11 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

95276

Message:

SUP,IPRT: Implemented forwarder support in RTLdr and cleaned up some the ordinal mess. Resolved imports when doing the process verification/purification runs other than SUPHARDNTVPKIND_CHILD_PURIFICATION. This is necessary since 32-bit windows combine .text with .rdata, and we don't want to overwrite the import table after it has been snapped. Include read-only sections in the verfication runs.

File:

• trunk/src/VBox/Runtime/include/internal/ldr.h (modified) (1 diff)

trunk/src/VBox/Runtime/include/internal/ldr.h

@@ -217 +217 @@
      *
      * @returns iprt status code.
+     * @retval  VERR_LDR_FORWARDER forwarder, use pfnQueryForwarderInfo. Buffer size
+     *          in @a pValue.
      * @param   pMod        Pointer to the loader module structure.
      * @param   pvBits      Pointer to bits returned by RTLDROPS::pfnGetBits(), optional.
      * @param   BaseAddress The image base address to use when calculating the symbol value.
+     * @param   iOrdinal    Symbol table ordinal, UINT32_MAX if the symbol name
+     *                      should be used.
      * @param   pszSymbol   The symbol name.
      * @param   pValue      Where to store the symbol value.
      * @remark  Extended loader feature.
      */
-    DECLCALLBACKMEMBER(int, pfnGetSymbolEx)(PRTLDRMODINTERNAL pMod, const void *pvBits, RTUINTPTR BaseAddress, const char *pszSymbol, RTUINTPTR *pValue);
+    DECLCALLBACKMEMBER(int, pfnGetSymbolEx)(PRTLDRMODINTERNAL pMod, const void *pvBits, RTUINTPTR BaseAddress,
+                                            uint32_t iOrdinal, const char *pszSymbol, RTUINTPTR *pValue);
+
+    /**
+     * Query forwarder information on the specified symbol.
+     *
+     * This is an optional entrypoint.
+     *
+     * @returns iprt status code.
+     * @param   pMod        Pointer to the loader module structure.
+     * @param   pvBits      Pointer to bits returned by RTLDROPS::pfnGetBits(),
+     *                      optional.
+     * @param   iOrdinal    Symbol table ordinal of the forwarded symbol to query.
+     *                      UINT32_MAX if the symbol name should be used.
+     * @param   pszSymbol   The symbol name of the forwarded symbol to query.
+     * @param   pInfo       Where to return the forwarder information.
+     * @param   cbInfo      The size of the pInfo buffer. The pfnGetSymbolEx
+     *                      entrypoint returns the required size in @a pValue when
+     *                      the return code is VERR_LDR_FORWARDER.
+     * @remark  Extended loader feature.
+     */
+    DECLCALLBACKMEMBER(int, pfnQueryForwarderInfo)(PRTLDRMODINTERNAL pMod, const void *pvBits, uint32_t iOrdinal,
+                                                   const char *pszSymbol, PRTLDRIMPORTINFO pInfo, size_t cbInfo);
 
     /**