From 8ec5cef55b0a328992210b42f1186a1402b21169 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Mon, 26 Sep 2022 14:43:49 +0000
Subject: ntux_cmd_fspath(): initial implementation and driver integration.

---
 src/cmds/ntux_cmd_fspath.c | 91 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 src/cmds/ntux_cmd_fspath.c

(limited to 'src/cmds')

diff --git a/src/cmds/ntux_cmd_fspath.c b/src/cmds/ntux_cmd_fspath.c
new file mode 100644
index 0000000..9b25062
--- /dev/null
+++ b/src/cmds/ntux_cmd_fspath.c
@@ -0,0 +1,91 @@
+/***********************************************************/
+/*  ntux: native translation und extension                 */
+/*  Copyright (C) 2016--2022  SysDeer Technologies, LLC    */
+/*  Released under GPLv2 and GPLv3; see COPYING.NTUX.      */
+/***********************************************************/
+
+#include <psxabi/sys_sysapi.h>
+#include <psxabi/sys_stat.h>
+#include <psxabi/sys_errno.h>
+
+#include <psxxfi/xfi_ofd.h>
+#include <psxxfi/xfi_stat.h>
+#include <psxxfi/xfi_unicode.h>
+
+#include <ntux/ntux.h>
+#include "ntux_driver_impl.h"
+#include "ntux_nolibc_impl.h"
+#include "ntux_errinfo_impl.h"
+
+static int ntux_cmd_fspath_ret(void * buf, int ret)
+{
+	if (buf)
+		ntux_free(buf);
+
+	return ret;
+}
+
+int ntux_cmd_fspath(const struct ntux_driver_ctx * dctx, const char * dunit)
+{
+	intptr_t		ret;
+	int			fdout;
+	int			fdcwd;
+	const unsigned char *	unit;
+	char *			str;
+	void *			buf     = 0;
+	const size_t		bufsize = 0x10000;
+
+	/* init */
+	ntux_driver_set_ectx(
+		dctx,0,dunit);
+
+	unit = (const unsigned char *)dunit;
+
+	/* fdctx */
+	fdout = ntux_driver_fdout(dctx);
+	fdcwd = ntux_driver_fdcwd(dctx);
+
+	/* buffer */
+	if (!(buf = ntux_calloc(1,bufsize)))
+		if (ntux_errno_set(dctx,ENOMEM))
+			return ntux_cmd_fspath_ret(
+				buf,
+				NTUX_SYSTEM_ERROR(dctx));
+
+	str = (char *)buf;
+
+	/* root-relative notation? */
+	if (dctx->cctx->drvflags & NTUX_DRIVER_RPATH) {
+		if ((ret = __sys_fs_rpath(
+				fdcwd,
+				(const char *)unit,
+				0,buf,bufsize)) < 0)
+			return ntux_cmd_fspath_ret(buf,ret);
+
+	} else if (dctx->cctx->drvflags & NTUX_DRIVER_APATH) {
+		if ((ret = __sys_fs_apath(
+				fdcwd,
+				(const char *)unit,
+				0,buf,bufsize)) < 0)
+			return ntux_cmd_fspath_ret(buf,ret);
+	} else if (dctx->cctx->drvflags & NTUX_DRIVER_NPATH) {
+		if ((ret = __sys_fs_npath(
+				fdcwd,
+				(const char *)unit,
+				0,buf,bufsize)) < 0)
+			return ntux_cmd_fspath_ret(buf,ret);
+
+	} else if (dctx->cctx->drvflags & NTUX_DRIVER_DPATH) {
+		if ((ret = __sys_fs_dpath(
+				fdcwd,
+				(const char *)unit,
+				0,buf,bufsize)) < 0)
+			return ntux_cmd_fspath_ret(buf,ret);
+	}
+
+	/* outupt */
+	ntux_dprintf(fdout,"%s\n",str);
+
+	/* all done */
+	return ntux_cmd_fspath_ret(buf,0);
+}
-- 
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