Expose default callback functions.

fancycode · fancycode · commit 905ad75e824f · 2016-01-27T00:38:37.000+01:00
This was suggested in fancycode#33.
diff --git a/MemoryModule.c b/MemoryModule.c
@@ -423,7 +423,7 @@ BuildImportTable(PMEMORYMODULE module)
     return result;
 }
 
-static HCUSTOMMODULE _LoadLibrary(LPCSTR filename, void *userdata)
+HCUSTOMMODULE MemoryDefaultLoadLibrary(LPCSTR filename, void *userdata)
 {
     HMODULE result;
     UNREFERENCED_PARAMETER(userdata);
@@ -435,21 +435,21 @@ static HCUSTOMMODULE _LoadLibrary(LPCSTR filename, void *userdata)
     return (HCUSTOMMODULE) result;
 }
 
-static FARPROC _GetProcAddress(HCUSTOMMODULE module, LPCSTR name, void *userdata)
+FARPROC MemoryDefaultGetProcAddress(HCUSTOMMODULE module, LPCSTR name, void *userdata)
 {
     UNREFERENCED_PARAMETER(userdata);
     return (FARPROC) GetProcAddress((HMODULE) module, name);
 }
 
-static void _FreeLibrary(HCUSTOMMODULE module, void *userdata)
+void MemoryDefaultFreeLibrary(HCUSTOMMODULE module, void *userdata)
 {
     UNREFERENCED_PARAMETER(userdata);
     FreeLibrary((HMODULE) module);
 }
 
 HMEMORYMODULE MemoryLoadLibrary(const void *data, size_t size)
 {
-    return MemoryLoadLibraryEx(data, size, _LoadLibrary, _GetProcAddress, _FreeLibrary, NULL);
+    return MemoryLoadLibraryEx(data, size, MemoryDefaultLoadLibrary, MemoryDefaultGetProcAddress, MemoryDefaultFreeLibrary, NULL);
 }
 
 HMEMORYMODULE MemoryLoadLibraryEx(const void *data, size_t size,
diff --git a/MemoryModule.h b/MemoryModule.h
@@ -117,6 +117,30 @@ int MemoryLoadString(HMEMORYMODULE, UINT, LPTSTR, int);
  */
 int MemoryLoadStringEx(HMEMORYMODULE, UINT, LPTSTR, int, WORD);
 
+/**
+ * Default implementation of CustomLoadLibraryFunc that calls LoadLibraryA
+ * internally to load an additional libary.
+ *
+ * This is the default as used by MemoryLoadLibrary.
+ */
+HCUSTOMMODULE MemoryDefaultLoadLibrary(LPCSTR, void *);
+
+/**
+ * Default implementation of CustomGetProcAddressFunc that calls GetProcAddress
+ * internally to get the address of an exported function.
+ *
+ * This is the default as used by MemoryLoadLibrary.
+ */
+FARPROC MemoryDefaultGetProcAddress(HCUSTOMMODULE, LPCSTR, void *);
+
+/**
+ * Default implementation of CustomFreeLibraryFunc that calls FreeLibrary
+ * internally to release an additional libary.
+ *
+ * This is the default as used by MemoryLoadLibrary.
+ */
+void MemoryDefaultFreeLibrary(HCUSTOMMODULE, void *);
+
 #ifdef __cplusplus
 }
 #endif

Original file line number	Diff line number	Diff line change
`@@ -423,7 +423,7 @@ BuildImportTable(PMEMORYMODULE module)`
`423`	`423`	`return result;`
`424`	`424`	`}`
`425`	`425`
`426`		`-static HCUSTOMMODULE _LoadLibrary(LPCSTR filename, void *userdata)`
	`426`	`+HCUSTOMMODULE MemoryDefaultLoadLibrary(LPCSTR filename, void *userdata)`
`427`	`427`	`{`
`428`	`428`	`HMODULE result;`
`429`	`429`	`UNREFERENCED_PARAMETER(userdata);`
`@@ -435,21 +435,21 @@ static HCUSTOMMODULE _LoadLibrary(LPCSTR filename, void *userdata)`
`435`	`435`	`return (HCUSTOMMODULE) result;`
`436`	`436`	`}`
`437`	`437`
`438`		`-static FARPROC _GetProcAddress(HCUSTOMMODULE module, LPCSTR name, void *userdata)`
	`438`	`+FARPROC MemoryDefaultGetProcAddress(HCUSTOMMODULE module, LPCSTR name, void *userdata)`
`439`	`439`	`{`
`440`	`440`	`UNREFERENCED_PARAMETER(userdata);`
`441`	`441`	`return (FARPROC) GetProcAddress((HMODULE) module, name);`
`442`	`442`	`}`
`443`	`443`
`444`		`-static void _FreeLibrary(HCUSTOMMODULE module, void *userdata)`
	`444`	`+void MemoryDefaultFreeLibrary(HCUSTOMMODULE module, void *userdata)`
`445`	`445`	`{`
`446`	`446`	`UNREFERENCED_PARAMETER(userdata);`
`447`	`447`	`FreeLibrary((HMODULE) module);`
`448`	`448`	`}`
`449`	`449`
`450`	`450`	`HMEMORYMODULE MemoryLoadLibrary(const void *data, size_t size)`
`451`	`451`	`{`
`452`		`- return MemoryLoadLibraryEx(data, size, _LoadLibrary, _GetProcAddress, _FreeLibrary, NULL);`
	`452`	`+ return MemoryLoadLibraryEx(data, size, MemoryDefaultLoadLibrary, MemoryDefaultGetProcAddress, MemoryDefaultFreeLibrary, NULL);`
`453`	`453`	`}`
`454`	`454`
`455`	`455`	`HMEMORYMODULE MemoryLoadLibraryEx(const void *data, size_t size,`