From 3590ee7581df02152cb2924509752565cd1e3dea Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sun, 23 Apr 2006 21:01:44 +0000 Subject: * add validity checking for sample_spec, channel_map and cvolume structures * return PA_ERR_TOOLARGE when the user tries to upload a over-sized sample * notify the user if uploading a simple faield due to some reason git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@790 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/polypcore/protocol-native.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/src/polypcore/protocol-native.c b/src/polypcore/protocol-native.c index f8c2d166..ace9db6f 100644 --- a/src/polypcore/protocol-native.c +++ b/src/polypcore/protocol-native.c @@ -732,6 +732,9 @@ static void command_create_playback_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GC CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, name, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, sink_index != PA_INVALID_INDEX || !sink_name || *sink_name, tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, map.channels == ss.channels && volume.channels == ss.channels, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, maxlength <= MAX_MEMBLOCKQ_LENGTH, tag, PA_ERR_INVALID); @@ -827,6 +830,8 @@ static void command_create_record_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, name, tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, source_index != PA_INVALID_INDEX || !source_name || *source_name, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, maxlength <= MAX_MEMBLOCKQ_LENGTH, tag, PA_ERR_INVALID); @@ -1126,7 +1131,11 @@ static void command_create_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ } CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); + CHECK_VALIDITY(c->pstream, pa_sample_spec_valid(&ss), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_channel_map_valid(&map), tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, map.channels == ss.channels, tag, PA_ERR_INVALID); CHECK_VALIDITY(c->pstream, (length % pa_frame_size(&ss)) == 0 && length > 0, tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, length <= PA_SCACHE_ENTRY_SIZE_MAX, tag, PA_ERR_TOOLARGE); CHECK_VALIDITY(c->pstream, name && *name, tag, PA_ERR_INVALID); s = upload_stream_new(c, &ss, &map, name, length); @@ -1157,8 +1166,11 @@ static void command_finish_upload_stream(PA_GCC_UNUSED pa_pdispatch *pd, PA_GCC_ CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); CHECK_VALIDITY(c->pstream, s->type == UPLOAD_STREAM, tag, PA_ERR_NOENTITY); - pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, &idx); - pa_pstream_send_simple_ack(c->pstream, tag); + if (pa_scache_add_item(c->protocol->core, s->name, &s->sample_spec, &s->channel_map, &s->memchunk, &idx) < 0) + pa_pstream_send_error(c->pstream, tag, PA_ERR_INTERNAL); + else + pa_pstream_send_simple_ack(c->pstream, tag); + upload_stream_free(s); } @@ -1553,6 +1565,7 @@ static void command_set_volume( CHECK_VALIDITY(c->pstream, c->authorized, tag, PA_ERR_ACCESS); CHECK_VALIDITY(c->pstream, idx != PA_INVALID_INDEX || !name || *name, tag, PA_ERR_INVALID); + CHECK_VALIDITY(c->pstream, pa_cvolume_valid(&volume), tag, PA_ERR_INVALID); if (command == PA_COMMAND_SET_SINK_VOLUME) { if (idx != PA_INVALID_INDEX) -- cgit