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-rw-r--r--src/input/SmbclientInputPlugin.cxx203
1 files changed, 203 insertions, 0 deletions
diff --git a/src/input/SmbclientInputPlugin.cxx b/src/input/SmbclientInputPlugin.cxx
new file mode 100644
index 000000000..f97aff7d5
--- /dev/null
+++ b/src/input/SmbclientInputPlugin.cxx
@@ -0,0 +1,203 @@
+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "SmbclientInputPlugin.hxx"
+#include "InputStream.hxx"
+#include "InputPlugin.hxx"
+#include "util/StringUtil.hxx"
+#include "util/Error.hxx"
+
+#include <libsmbclient.h>
+
+#include <string.h>
+
+class SmbclientInputStream {
+ InputStream base;
+
+ SMBCCTX *ctx;
+ int fd;
+
+public:
+ SmbclientInputStream(const char *uri,
+ Mutex &mutex, Cond &cond,
+ SMBCCTX *_ctx, int _fd, const struct stat &st)
+ :base(input_plugin_smbclient, uri, mutex, cond),
+ ctx(_ctx), fd(_fd) {
+ base.ready = true;
+ base.seekable = true;
+ base.size = st.st_size;
+ }
+
+ ~SmbclientInputStream() {
+ smbc_close(fd);
+ smbc_free_context(ctx, 1);
+ }
+
+ InputStream *GetBase() {
+ return &base;
+ }
+
+ bool IsEOF() const {
+ return base.offset >= base.size;
+ }
+
+ size_t Read(void *ptr, size_t size, Error &error) {
+ ssize_t nbytes = smbc_read(fd, ptr, size);
+ if (nbytes < 0) {
+ error.SetErrno("smbc_read() failed");
+ nbytes = 0;
+ }
+
+ return nbytes;
+ }
+
+ bool Seek(InputStream::offset_type offset, int whence, Error &error) {
+ off_t result = smbc_lseek(fd, offset, whence);
+ if (result < 0) {
+ error.SetErrno("smbc_lseek() failed");
+ return false;
+ }
+
+ base.offset = result;
+ return true;
+ }
+};
+
+static void
+mpd_smbc_get_auth_data(gcc_unused const char *srv,
+ gcc_unused const char *shr,
+ char *wg, gcc_unused int wglen,
+ char *un, gcc_unused int unlen,
+ char *pw, gcc_unused int pwlen)
+{
+ // TODO: implement
+ strcpy(wg, "WORKGROUP");
+ strcpy(un, "foo");
+ strcpy(pw, "bar");
+}
+
+/*
+ * InputPlugin methods
+ *
+ */
+
+static bool
+input_smbclient_init(gcc_unused const config_param &param, Error &error)
+{
+ constexpr int debug = 0;
+ if (smbc_init(mpd_smbc_get_auth_data, debug) < 0) {
+ error.SetErrno("smbc_init() failed");
+ return false;
+ }
+
+ // TODO: create one global SMBCCTX here?
+
+ // TODO: evaluate config_param, call smbc_setOption*()
+
+ return true;
+}
+
+static InputStream *
+input_smbclient_open(const char *uri,
+ Mutex &mutex, Cond &cond,
+ Error &error)
+{
+ if (!StringStartsWith(uri, "smb://"))
+ return nullptr;
+
+ SMBCCTX *ctx = smbc_new_context();
+ if (ctx == nullptr) {
+ error.SetErrno("smbc_new_context() failed");
+ return nullptr;
+ }
+
+ SMBCCTX *ctx2 = smbc_init_context(ctx);
+ if (ctx2 == nullptr) {
+ error.SetErrno("smbc_init_context() failed");
+ smbc_free_context(ctx, 1);
+ return nullptr;
+ }
+
+ ctx = ctx2;
+
+ int fd = smbc_open(uri, O_RDONLY, 0);
+ if (fd < 0) {
+ error.SetErrno("smbc_open() failed");
+ smbc_free_context(ctx, 1);
+ return nullptr;
+ }
+
+ struct stat st;
+ if (smbc_fstat(fd, &st) < 0) {
+ error.SetErrno("smbc_fstat() failed");
+ smbc_close(fd);
+ smbc_free_context(ctx, 1);
+ return nullptr;
+ }
+
+ auto s = new SmbclientInputStream(uri, mutex, cond, ctx, fd, st);
+ return s->GetBase();
+}
+
+static size_t
+input_smbclient_read(InputStream *is, void *ptr, size_t size,
+ Error &error)
+{
+ SmbclientInputStream &s = *(SmbclientInputStream *)is;
+ return s.Read(ptr, size, error);
+}
+
+static void
+input_smbclient_close(InputStream *is)
+{
+ SmbclientInputStream *s = (SmbclientInputStream *)is;
+ delete s;
+}
+
+static bool
+input_smbclient_eof(InputStream *is)
+{
+ SmbclientInputStream &s = *(SmbclientInputStream *)is;
+ return s.IsEOF();
+}
+
+static bool
+input_smbclient_seek(InputStream *is,
+ InputPlugin::offset_type offset, int whence,
+ Error &error)
+{
+ SmbclientInputStream &s = *(SmbclientInputStream *)is;
+ return s.Seek(offset, whence, error);
+}
+
+const InputPlugin input_plugin_smbclient = {
+ "smbclient",
+ input_smbclient_init,
+ nullptr,
+ input_smbclient_open,
+ input_smbclient_close,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ input_smbclient_read,
+ input_smbclient_eof,
+ input_smbclient_seek,
+};