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authorAdam <you@example.com>2020-05-17 05:51:50 +0200
committerAdam <you@example.com>2020-05-17 05:51:50 +0200
commite611b132f9b8abe35b362e5870b74bce94a1e58e (patch)
treea5781d2ec0e085eeca33cf350cf878f2efea6fe5 /private/crt32/exec/getproc.c
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Diffstat (limited to 'private/crt32/exec/getproc.c')
-rw-r--r--private/crt32/exec/getproc.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/private/crt32/exec/getproc.c b/private/crt32/exec/getproc.c
new file mode 100644
index 000000000..2cb78323e
--- /dev/null
+++ b/private/crt32/exec/getproc.c
@@ -0,0 +1,62 @@
+/***
+*getproc.c - Get the address of a procedure in a DLL.
+*
+* Copyright (c) 1991, Microsoft Corporation. All rights reserved.
+*
+*Purpose:
+* defines _getdllprocadd() - gets a procedure address by name or
+* ordinal
+*
+*Revision History:
+* 08-21-91 BWM Wrote module.
+*
+*******************************************************************************/
+
+#include <cruntime.h>
+#include <oscalls.h>
+#include <process.h>
+
+#if !defined(_WIN32_)
+#error ERROR - ONLY WIN32 TARGET SUPPORTED!
+#endif
+
+/***
+*int (*)() _getdllprocaddr(handle, name, ordinal) - Get the address of a
+* DLL procedure specified by name or ordinal
+*
+*Purpose:
+*
+*Entry:
+* int handle - a DLL handle from _loaddll
+* char * name - Name of the procedure, or NULL to get by ordinal
+* int ordinal - Ordinal of the procedure, or -1 to get by name
+*
+*
+*Exit:
+* returns a pointer to the procedure if found
+* returns NULL if not found
+*
+*Exceptions:
+*
+*******************************************************************************/
+
+int (_CALLTYPE1 * _CALLTYPE1 _getdllprocaddr(int hMod,
+ char * szProcName,
+ int iOrdinal))()
+{
+ typedef int (_CALLTYPE1 * PFN)();
+
+ if (szProcName == NULL) {
+ if (iOrdinal <= 65535) {
+ return ((PFN)GetProcAddress((HANDLE)hMod, (LPSTR)iOrdinal));
+ }
+ }
+ else {
+ if (iOrdinal == -1) {
+ return ((PFN)GetProcAddress((HANDLE)hMod, szProcName));
+ }
+ }
+
+ return (NULL);
+
+}