nt32: initial commit of core port files.

signed-off by Z. Gilboa; see copying.midipix (9cd0746c) for additional information.

4 files changed, 82 insertions, 0 deletions

diff --git a/src/ldso/nt32/dl_iterate_phdr.c b/src/ldso/nt32/dl_iterate_phdr.c
new file mode 100644
index 0000000..f98a509
--- /dev/null
+++ b/src/ldso/nt32/dl_iterate_phdr.c
@@ -0,0 +1,10 @@
+#include <stddef.h>
+#include <dlfcn.h>
+#include <link.h>
+
+typedef int __ldso_phdr_callback(struct dl_phdr_info * info, size_t size, void * data);
+
+int dl_iterate_phdr(__ldso_phdr_callback * callback, void * data)
+{
+	return -1;
+}
diff --git a/src/ldso/nt32/dynlink.c b/src/ldso/nt32/dynlink.c
new file mode 100644
index 0000000..c3cb23e
--- /dev/null
+++ b/src/ldso/nt32/dynlink.c
@@ -0,0 +1,62 @@
+#define _BSD_SOURCE
+
+#include <dlfcn.h>
+#include "psxglue.h"
+#include "pthread_impl.h"
+
+extern struct __ldso_vtbl * __ldso_vtbl;
+
+int __dladdr(const void * addr, Dl_info * info)
+{
+	return __ldso_vtbl->dladdr(addr,info);
+}
+
+int __dlinfo(void * dso, int req, void * res)
+{
+	return __ldso_vtbl->dlinfo(dso,req,res);
+}
+
+void *__dlsym(void * restrict p, const char * restrict s, void * restrict ra)
+{
+	return __ldso_vtbl->dlsym(p,s,ra);
+}
+
+void * dlopen(const char * file, int mode)
+{
+	return __ldso_vtbl->dlopen(file,mode);
+}
+
+int dlclose(void *p)
+{
+        return __ldso_vtbl->dlclose(p);
+}
+
+char * dlerror(void)
+{
+	return __ldso_vtbl->dlerror();
+}
+
+void __reset_tls(void)
+{
+	__ldso_vtbl->reset_tls();
+}
+
+void *__copy_tls(unsigned char * mem)
+{
+	/**
+	 * this is always the simple case, since:
+	 * emutls is based on PE named sections; and
+	 * tls allocation and initialization are handled by clone(2)
+	**/
+
+        pthread_t td;
+        void **	  dtv;
+
+	dtv = (void **)mem;
+	dtv[0] = 0;
+
+	td = (void *)(dtv + 1);
+	td->dtv = dtv;
+
+	return td;
+}
diff --git a/src/ldso/nt32/start.s b/src/ldso/nt32/start.s
new file mode 100644
index 0000000..32dc52f
--- /dev/null
+++ b/src/ldso/nt32/start.s
@@ -0,0 +1,2 @@
+# standard dynamic loader is not required
+# optional dynamic loader [to be] provided by libldso/libpsxscl
diff --git a/src/ldso/nt32/tlsdesc.c b/src/ldso/nt32/tlsdesc.c
new file mode 100644
index 0000000..7015e30
--- /dev/null
+++ b/src/ldso/nt32/tlsdesc.c
@@ -0,0 +1,8 @@
+#include <stddef.h>
+
+ptrdiff_t __tlsdesc_static(void)
+{
+	return 0;
+}
+
+ptrdiff_t  __tlsdesc_dynamic(void) __attribute__((alias("__tlsdesc_static")));