// patchmodule - Patches all imports listed in the supplied patch table, and
// which are imported by the specified module, through to their respective
// replacement functions.
//
// Note: If the specified module does not import any of the functions listed
// in the patch table, then nothing is changed for the specified module.
//
// - importmodule (IN): Handle (base address) of the target module which is to
// have its imports patched.
//
// - patchtable (IN): An array of patchentry_t structures specifying all of the
// imports to patch for the specified module.
//
// - tablesize (IN): Size, in entries, of the specified patch table.
//
// Return Value:
//
// Returns TRUE if at least one of the patches listed in the patch table was
// installed in the importmodule. Otherwise returns FALSE.
//
BOOL patchmodule (HMODULE importmodule, moduleentry_t patchtable [], UINT tablesize)
{
moduleentry_t *entry;
UINT index;
BOOL patched = FALSE;
// Loop through the import patch table, individually patching each import
// listed in the table.
for (index = 0; index < tablesize; index++) {
entry = &patchtable[index];
if (patchimport(importmodule, entry) == TRUE) {
patched = TRUE;
}
}
return patched;
}
// patchmodule - Patches all imports listed in the supplied patch table, and
// which are imported by the specified module, through to their respective
// replacement functions.
//
// Note: If the specified module does not import any of the functions listed
// in the patch table, then nothing is changed for the specified module.
//
// - importmodule (IN): Handle (base address) of the target module which is to
// have its imports patched.
//
// - patchtable (IN): An array of patchentry_t structures specifying all of the
// imports to patch for the specified module.
//
// - tablesize (IN): Size, in entries, of the specified patch table.
//
// Return Value:
//
// Returns TRUE if at least one of the patches listed in the patch table was
// installed in the importmodule. Otherwise returns FALSE.
//
BOOL patchmodule (HMODULE importmodule, patchentry_t patchtable [], UINT tablesize)
{
patchentry_t *entry;
UINT index;
BOOL patched = FALSE;
// Loop through the import patch table, individually patching each import
// listed in the table.
for (index = 0; index < tablesize; index++) {
entry = &patchtable[index];
if (patchimport(importmodule, (HMODULE)entry->modulebase, entry->exportmodulename, entry->importname,
entry->replacement) == TRUE) {
patched = TRUE;
}
}
return patched;
}
