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-rw-r--r--src/input_stream.c37
1 files changed, 28 insertions, 9 deletions
diff --git a/src/input_stream.c b/src/input_stream.c
index 54ea1c995..27cf4abda 100644
--- a/src/input_stream.c
+++ b/src/input_stream.c
@@ -25,20 +25,32 @@
#include <glib.h>
#include <assert.h>
+static inline GQuark
+input_quark(void)
+{
+ return g_quark_from_static_string("input");
+}
+
bool
-input_stream_open(struct input_stream *is, const char *url)
+input_stream_open(struct input_stream *is, const char *url, GError **error_r)
{
+ GError *error = NULL;
+
+ assert(error_r == NULL || *error_r == NULL);
+
is->seekable = false;
is->ready = false;
is->offset = 0;
is->size = -1;
- is->error = 0;
is->mime = NULL;
for (unsigned i = 0; input_plugins[i] != NULL; ++i) {
const struct input_plugin *plugin = input_plugins[i];
- if (input_plugins_enabled[i] && plugin->open(is, url)) {
+ if (!input_plugins_enabled[i])
+ continue;
+
+ if (plugin->open(is, url, &error)) {
assert(is->plugin != NULL);
assert(is->plugin->close != NULL);
assert(is->plugin->read != NULL);
@@ -46,19 +58,24 @@ input_stream_open(struct input_stream *is, const char *url)
assert(!is->seekable || is->plugin->seek != NULL);
return true;
+ } else if (error != NULL) {
+ g_propagate_error(error_r, error);
+ return false;
}
}
+ g_set_error(error_r, input_quark(), 0, "Unrecognized URI");
return false;
}
bool
-input_stream_seek(struct input_stream *is, goffset offset, int whence)
+input_stream_seek(struct input_stream *is, goffset offset, int whence,
+ GError **error_r)
{
if (is->plugin->seek == NULL)
return false;
- return is->plugin->seek(is, offset, whence);
+ return is->plugin->seek(is, offset, whence, error_r);
}
struct tag *
@@ -72,12 +89,13 @@ input_stream_tag(struct input_stream *is)
}
size_t
-input_stream_read(struct input_stream *is, void *ptr, size_t size)
+input_stream_read(struct input_stream *is, void *ptr, size_t size,
+ GError **error_r)
{
assert(ptr != NULL);
assert(size > 0);
- return is->plugin->read(is, ptr, size);
+ return is->plugin->read(is, ptr, size, error_r);
}
void input_stream_close(struct input_stream *is)
@@ -92,10 +110,11 @@ bool input_stream_eof(struct input_stream *is)
return is->plugin->eof(is);
}
-int input_stream_buffer(struct input_stream *is)
+int
+input_stream_buffer(struct input_stream *is, GError **error_r)
{
if (is->plugin->buffer == NULL)
return 0;
- return is->plugin->buffer(is);
+ return is->plugin->buffer(is, error_r);
}