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drivers/audio: log sessions requests

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Fix #2156
This commit is contained in:
Emery Hemingway 2016-10-31 12:35:02 +01:00 committed by Christian Helmuth
parent 94fd5ad3b0
commit da68dcc63d
1 changed files with 19 additions and 5 deletions
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24
repos/dde_bsd/src/drivers/audio/main.cc
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@ -16,6 +16,7 @@
#include <audio_in_session/rpc_object.h>
#include <audio_out_session/rpc_object.h>
#include <base/attached_rom_dataspace.h>
#include <base/session_label.h>
#include <base/component.h>
#include <base/heap.h>
#include <base/log.h>
@ -233,10 +234,16 @@ struct Audio_out::Root_policy
Arg_string::find_arg(args, "channel").string(channel_name,
sizeof(channel_name),
"left");
if (!Out::channel_number(channel_name, &channel_number))
if (!Out::channel_number(channel_name, &channel_number)) {
Genode::error("invalid output channel '",(char const *)channel_name,"' requested, "
"denying '",Genode::label_from_args(args),"'");
throw ::Root::Invalid_args();
if (Audio_out::channel_acquired[channel_number])
}
if (Audio_out::channel_acquired[channel_number]) {
Genode::error("output channel '",(char const *)channel_name,"' is unavailable, "
"denying '",Genode::label_from_args(args),"'");
throw ::Root::Unavailable();
}
}
void release() { }
@ -408,7 +415,8 @@ struct Audio_in::Root_policy
if ((ram_quota < session_size) ||
(sizeof(Stream) > (ram_quota - session_size))) {
Genode::error("insufficient 'ram_quota', got ", ram_quota,
" need ", sizeof(Stream) + session_size);
" need ", sizeof(Stream) + session_size,
", denying '",Genode::label_from_args(args),"'");
throw Genode::Root::Quota_exceeded();
}
@ -417,10 +425,16 @@ struct Audio_in::Root_policy
Arg_string::find_arg(args, "channel").string(channel_name,
sizeof(channel_name),
"left");
if (!In::channel_number(channel_name, &channel_number))
if (!In::channel_number(channel_name, &channel_number)) {
Genode::error("invalid input channel '",(char const *)channel_name,"' requested, "
"denying '",Genode::label_from_args(args),"'");
throw ::Root::Invalid_args();
if (Audio_in::channel_acquired)
}
if (Audio_in::channel_acquired) {
Genode::error("input channel '",(char const *)channel_name,"' is unavailable, "
"denying '",Genode::label_from_args(args),"'");
throw Genode::Root::Unavailable();
}
}
void release() { }