1 files changed, 119 insertions, 0 deletions
diff --git a/slirp/stream.c b/slirp/stream.c
new file mode 100644
index 0000000000..d114dde334
--- /dev/null
+++ b/slirp/stream.c
@@ -0,0 +1,119 @@
+/*
+ * libslirp io streams
+ *
+ * Copyright (c) 2018 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "stream.h"
+#include <glib.h>
+
+bool slirp_istream_read(SlirpIStream *f, void *buf, size_t size)
+{
+    return f->read_cb(buf, size, f->opaque) == size;
+}
+
+bool slirp_ostream_write(SlirpOStream *f, const void *buf, size_t size)
+{
+    return f->write_cb(buf, size, f->opaque) == size;
+}
+
+uint8_t slirp_istream_read_u8(SlirpIStream *f)
+{
+    uint8_t b;
+
+    if (slirp_istream_read(f, &b, sizeof(b))) {
+        return b;
+    }
+
+    return 0;
+}
+
+bool slirp_ostream_write_u8(SlirpOStream *f, uint8_t b)
+{
+    return slirp_ostream_write(f, &b, sizeof(b));
+}
+
+uint16_t slirp_istream_read_u16(SlirpIStream *f)
+{
+    uint16_t b;
+
+    if (slirp_istream_read(f, &b, sizeof(b))) {
+        return GUINT16_FROM_BE(b);
+    }
+
+    return 0;
+}
+
+bool slirp_ostream_write_u16(SlirpOStream *f, uint16_t b)
+{
+    b =  GUINT16_TO_BE(b);
+    return slirp_ostream_write(f, &b, sizeof(b));
+}
+
+uint32_t slirp_istream_read_u32(SlirpIStream *f)
+{
+    uint32_t b;
+
+    if (slirp_istream_read(f, &b, sizeof(b))) {
+        return GUINT32_FROM_BE(b);
+    }
+
+    return 0;
+}
+
+bool slirp_ostream_write_u32(SlirpOStream *f, uint32_t b)
+{
+    b = GUINT32_TO_BE(b);
+    return slirp_ostream_write(f, &b, sizeof(b));
+}
+
+int16_t slirp_istream_read_i16(SlirpIStream *f)
+{
+    int16_t b;
+
+    if (slirp_istream_read(f, &b, sizeof(b))) {
+        return GINT16_FROM_BE(b);
+    }
+
+    return 0;
+}
+
+bool slirp_ostream_write_i16(SlirpOStream *f, int16_t b)
+{
+    b = GINT16_TO_BE(b);
+    return slirp_ostream_write(f, &b, sizeof(b));
+}
+
+int32_t slirp_istream_read_i32(SlirpIStream *f)
+{
+    int32_t b;
+
+    if (slirp_istream_read(f, &b, sizeof(b))) {
+        return GINT32_FROM_BE(b);
+    }
+
+    return 0;
+}
+
+bool slirp_ostream_write_i32(SlirpOStream *f, int32_t b)
+{
+    b = GINT32_TO_BE(b);
+    return slirp_ostream_write(f, &b, sizeof(b));
+}