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authorAngelo Mantellini <manangel@cisco.com>2021-04-30 12:26:57 +0200
committerAngelo Mantellini <angelo.mantellini@cisco.com>2021-04-30 14:54:00 +0200
commit07133ac060c2af721941f7b47c52c075df3168ba (patch)
treea3a618442fc9f1adb5f1cf2e3d442c70fd787d2b /lib/src/util
parent39e15ebb3805efb6c71a1dd16f18061cd86487cf (diff)
[HICN-703] Update windows-sdk and hicn code
Signed-off-by: Angelo Mantellini <@ngelo.mantellini@cisco.com> Change-Id: I05e4c92ce7de3640f0272afae127e1377862bd3e Signed-off-by: Angelo Mantellini <angelo.mantellini@cisco.com>
Diffstat (limited to 'lib/src/util')
-rw-r--r--lib/src/util/windows/dlfcn.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/lib/src/util/windows/dlfcn.c b/lib/src/util/windows/dlfcn.c
new file mode 100644
index 000000000..c8173cdb0
--- /dev/null
+++ b/lib/src/util/windows/dlfcn.c
@@ -0,0 +1,65 @@
+/* dlfcn.c */
+
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <windows.h>
+
+static struct {
+ long lasterror;
+ const char *err_rutin;
+} var = {
+ 0,
+ NULL
+};
+
+void *dlopen (const char *filename, int flags)
+{
+ HINSTANCE hInst;
+
+ hInst= LoadLibrary (filename);
+ if (hInst==NULL) {
+ var.lasterror = GetLastError ();
+ var.err_rutin = "dlopen";
+ }
+ return hInst;
+}
+
+int dlclose (void *handle)
+{
+ BOOL ok;
+ int rc= 0;
+
+ ok= FreeLibrary ((HINSTANCE)handle);
+ if (! ok) {
+ var.lasterror = GetLastError ();
+ var.err_rutin = "dlclose";
+ rc= -1;
+ }
+ return rc;
+}
+
+void *dlsym (void *handle, const char *name)
+{
+ FARPROC fp;
+
+ fp= GetProcAddress ((HINSTANCE)handle, name);
+ if (!fp) {
+ var.lasterror = GetLastError ();
+ var.err_rutin = "dlsym";
+ }
+ return (void *)(intptr_t)fp;
+}
+
+const char *dlerror (void)
+{
+static char errstr [88];
+
+ if (var.lasterror) {
+ sprintf (errstr, "%s error #%ld", var.err_rutin, var.lasterror);
+ return errstr;
+ } else {
+ return NULL;
+ }
+} \ No newline at end of file