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https://github.com/alsa-project/alsa-utils
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alsactl init: Add CTL{do_search} and CTL{do_count} parsers
To increase configuration readability, add CTL{do_search} and CTL{do_count}
actions. The old PROGRAM=="__ctl_search" notion is also allowed.
Add CTL{write} to XML documentation.
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela
parent
11b60426b3
commit
a227f00690
4 changed files with 179 additions and 146 deletions
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@ -270,6 +270,24 @@
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comma (,).</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><option>do_search</option></term>
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<listitem>
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<para>Search for a control. Value "1" is returned
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if a control was found. The CTL{name} key might
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contain match characters * and ?. An control index
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might be specified as first argument starting from
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zero (e.g. CTL{do_search 2}="1").</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><option>do_count</option></term>
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<listitem>
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<para>Search for a controls and return total count
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of matched ones. The CTL{name} key might contain match
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characters * and ?.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</listitem>
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</varlistentry>
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@ -410,6 +428,15 @@
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next key on line).</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><option>CTL{write}</option></term>
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<listitem>
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<para>Value is set (written) also to soundcard's control
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device (all control values are set to specified value).
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The result of set operation is true when operation
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succeed (it means continue with next key on line).</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><option>ENV{<replaceable>key</replaceable>}</option></term>
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@ -439,7 +466,8 @@
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<varlistentry>
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<term><option>GOTO</option></term>
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<listitem>
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<para>Jumps to the next LABEL with a matching name</para>
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<para>Jumps to the next LABEL with a matching name.
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The goto cannot jump backward.</para>
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</listitem>
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</varlistentry>
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@ -17,22 +17,22 @@ ENV{cvolume}:="12dB"
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ENV{has_pmaster_vol}:="false"
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CTL{reset}="mixer"
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CTL{name}="Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Playback Volume",CTL{do_search}=="1", \
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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CTL{name}="Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Master Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Master Playback Volume",CTL{do_search}=="1", \
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ENV{has_pmaster_vol}:="true", \
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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CTL{name}="Master Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Master Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Master Digital Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Master Digital Playback Volume",CTL{do_search}=="1", \
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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CTL{name}="Master Digital Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Master Digital Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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@ -42,7 +42,7 @@ ENV{has_pmaster_vol}=="true",CTL{write}=="0dB",GOTO=""
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ENV{has_pmaster_vol}=="true",CTL{write}=="100%",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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LABEL=""
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CTL{name}="Front Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Front Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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@ -52,7 +52,7 @@ ENV{has_pmaster_vol}=="true",CTL{write}=="0dB",GOTO=""
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ENV{has_pmaster_vol}=="true",CTL{write}=="100%",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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LABEL=""
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CTL{name}="Headphone Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Headphone Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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@ -63,7 +63,7 @@ ENV{has_pmaster_vol}=="true",CTL{write}=="0dB",GOTO=""
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ENV{has_pmaster_vol}=="true",CTL{write}=="100%",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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LABEL=""
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CTL{name}="Headphone Playback Switch",CTL{index}="1",PROGRAM=="__ctl_search", \
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CTL{name}="Headphone Playback Switch",CTL{index}="1",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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@ -73,13 +73,13 @@ ENV{has_pmaster_vol}=="true",CTL{write}=="0dB",GOTO=""
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ENV{has_pmaster_vol}=="true",CTL{write}=="100%",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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LABEL=""
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CTL{name}="Speaker Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Speaker Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="PC Speaker Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="PC Speaker Playback Volume",CTL{do_search}=="1", \
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CTL{values}="$env{pvolume}",RESULT!="0",CTL{values}="$env{ppercent}"
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CTL{name}="PC Speaker Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="PC Speaker Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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@ -93,8 +93,8 @@ CTL{dBmin}=="-34.50dB",CTL{dBmax}=="12.00dB",CTL{write}=="0dB",GOTO=""
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CTL{dBmin}=="-30.00dB",CTL{dBmax}=="0dB",CTL{write}=="0dB",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="75%"
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LABEL=""
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CTL{name}="PCM Playback Switch",PROGRAM=="__ctl_search", CTL{values}="on"
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CTL{name}="PCM Switch",PROGRAM=="__ctl_search",CTL{values}="on"
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CTL{name}="PCM Playback Switch",CTL{do_search}=="1", CTL{values}="on"
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CTL{name}="PCM Switch",CTL{do_search}=="1",CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="PCM Playback Volume",CTL{index}="1",PROGRAM!="__ctl_search", \
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@ -107,33 +107,33 @@ CTL{dBmin}=="-34.50dB",CTL{dBmax}=="12.00dB",CTL{write}=="0dB",GOTO=""
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CTL{dBmin}=="-30.00dB",CTL{dBmax}=="0dB",CTL{write}=="0dB",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="75%"
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LABEL=""
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CTL{name}="PCM Playback Switch",CTL{index}="1",PROGRAM=="__ctl_search", \
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CTL{name}="PCM Playback Switch",CTL{index}="1",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{name}="PCM Switch",CTL{index}="1",PROGRAM=="__ctl_search", \
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CTL{name}="PCM Switch",CTL{index}="1",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="DAC Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="DAC Playback Volume",CTL{do_search}=="1", \
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CTL{values}="$env{pvolume}",RESULT!="0",CTL{values}="$env{ppercent}"
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CTL{name}="DAC Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="DAC Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Synth Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Synth Playback Volume",CTL{do_search}=="1", \
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CTL{values}="$env{pvolume}",RESULT!="0",CTL{values}="$env{ppercent}"
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CTL{name}="Synth Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Synth Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Wave Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Wave Playback Volume",CTL{do_search}=="1", \
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CTL{values}="100%"
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CTL{name}="Wave Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Wave Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Music Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Music Playback Volume",CTL{do_search}=="1", \
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CTL{values}="100%"
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CTL{name}="Music Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Music Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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@ -146,25 +146,25 @@ CTL{dBmin}=="-34.50dB",CTL{dBmax}=="12.00dB",CTL{write}=="0dB",GOTO=""
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CTL{dBmin}=="-30.00dB",CTL{dBmax}=="0dB",CTL{write}=="0dB",GOTO=""
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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LABEL=""
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CTL{name}="CD Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="CD Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Mono Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Mono Playback Volume",CTL{do_search}=="1", \
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CTL{values}="$env{pvolume}",RESULT!="0",CTL{values}="$env{ppercent}"
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CTL{name}="Mono Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Mono Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="Master Mono Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Master Mono Playback Volume",CTL{do_search}=="1", \
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CTL{values}="$env{pvolume}",RESULT!="0",CTL{values}="$env{ppercent}"
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CTL{name}="Master Mono Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Master Mono Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{reset}="mixer"
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CTL{name}="AC97 Playback Volume",PROGRAM=="__ctl_search", \
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CTL{name}="AC97 Playback Volume",CTL{do_search}=="1", \
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CTL{values}="100%"
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CTL{name}="AC97 Playback Switch",PROGRAM=="__ctl_search", \
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CTL{name}="AC97 Playback Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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#
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@ -172,7 +172,7 @@ CTL{name}="AC97 Playback Switch",PROGRAM=="__ctl_search", \
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#
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CTL{reset}="mixer"
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CTL{name}="DRC Range",PROGRAM=="__ctl_search", \
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CTL{name}="DRC Range",CTL{do_search}=="1", \
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CTL{write}!="$env{pvolume}",CTL{values}="$env{ppercent}"
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# **************************************************************************
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@ -180,9 +180,9 @@ CTL{name}="DRC Range",PROGRAM=="__ctl_search", \
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# **************************************************************************
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CTL{reset}="mixer"
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CTL{name}="Capture Volume",PROGRAM=="__ctl_search", \
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CTL{name}="Capture Volume",CTL{do_search}=="1", \
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CTL{write}!="$env{cvolume}",CTL{values}="$env{cpercent}"
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CTL{name}="Capture Switch",PROGRAM=="__ctl_search", \
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CTL{name}="Capture Switch",CTL{do_search}=="1", \
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CTL{values}="on"
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CTL{name}="Input Source",PROGRAM!="__ctl_search", GOTO=""
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@ -191,5 +191,5 @@ CTL{enums}=="*|Internal Mic|*",CTL{values}="Internal Mic", \
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CTL{enums}=="*|Mic|*",CTL{values}="Mic"
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LABEL=""
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CTL{name}="Internal Mic Boost",PROGRAM=="__ctl_search", \
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CTL{name}="Internal Mic Boost",CTL{do_search}=="1", \
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CTL{values}="on"
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@ -37,9 +37,9 @@ PRINT=" CTL{index}=\"$ctl{index}\"\n"
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ERROR="Ignore following error:\n "
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PROGRAM="__just_test"
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PRINT="__ctl_count test:\n"
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CTL{search}="mixer", CTL{name}="*Switch*", PROGRAM="__ctl_count", \
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PRINT=" *Switch* count result: $result\n"
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PRINT="CTL{do_count} test:\n"
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CTL{search}="mixer", CTL{name}="*Switch*", \
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PRINT=" *Switch* count result: $ctl{do_count}\n"
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PRINT="__ctl_search test:\n"
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CTL{search}="mixer", CTL{name}="*Switch*", PROGRAM!="__ctl_search", GOTO="skip_switch_search"
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@ -60,7 +60,7 @@ PRINT=" CTL{name}=\"$ctl{name}\"\n"
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PRINT=" CTL{index}=\"$ctl{index}\"\n"
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PRINT="First ten elements:\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 0", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 0}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #0:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -79,7 +79,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
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PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 1", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 1}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #1:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -98,7 +98,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
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PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 2", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 2}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #2:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -117,7 +117,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
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PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 3", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 3}!="3", GOTO="skip_first_ten_search"
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PRINT=" Element #3:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -136,7 +136,7 @@ PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{step}=\"$ctl{step}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 4", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 4}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #4:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -155,7 +155,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
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PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 5", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 5}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #5:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -174,7 +174,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
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PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 6", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 6}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #6:\n"
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PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
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PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
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@ -193,7 +193,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
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PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
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PRINT=" CTL{items}=\"$ctl{items}\"\n"
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PRINT=" CTL{value}=\"$ctl{value}\"\n"
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CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 7", GOTO="skip_first_ten_search"
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CTL{search}="mixer", CTL{name}="*", CTL{do_search 7}!="1", GOTO="skip_first_ten_search"
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PRINT=" Element #7:\n"
|
||||
PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
|
||||
PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
|
||||
|
|
@ -212,7 +212,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
|
|||
PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
|
||||
PRINT=" CTL{items}=\"$ctl{items}\"\n"
|
||||
PRINT=" CTL{value}=\"$ctl{value}\"\n"
|
||||
CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 8", GOTO="skip_first_ten_search"
|
||||
CTL{search}="mixer", CTL{name}="*", CTL{do_search 8}!="1", GOTO="skip_first_ten_search"
|
||||
PRINT=" Element #8:\n"
|
||||
PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
|
||||
PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
|
||||
|
|
@ -231,7 +231,7 @@ PRINT=" CTL{dBmin}=\"$ctl{dBmin}\"\n"
|
|||
PRINT=" CTL{dBmax}=\"$ctl{dBmax}\"\n"
|
||||
PRINT=" CTL{items}=\"$ctl{items}\"\n"
|
||||
PRINT=" CTL{value}=\"$ctl{value}\"\n"
|
||||
CTL{search}="mixer", CTL{name}="*", PROGRAM!="__ctl_search 9", GOTO="skip_first_ten_search"
|
||||
CTL{search}="mixer", CTL{name}="*", CTL{do_search 9}!="1", GOTO="skip_first_ten_search"
|
||||
PRINT=" Element #9:\n"
|
||||
PRINT=" CTL{numid}=\"$ctl{numid}\"\n"
|
||||
PRINT=" CTL{iface}=\"$ctl{iface}\"\n"
|
||||
|
|
@ -254,15 +254,15 @@ LABEL="skip_first_ten_search"
|
|||
|
||||
PRINT="Elements write test #1:\n", \
|
||||
CTL{search}="mixer", CTL{name}="Front Playback Switch", \
|
||||
PROGRAM="__ctl_search", CTL{value}="on,on", \
|
||||
CTL{do_search}=="1", CTL{value}="on,on", \
|
||||
PRINT=" result=$result\n"
|
||||
PRINT="Elements write test #2:\n", \
|
||||
CTL{search}="mixer", CTL{name}="Front Playback Volume", \
|
||||
PROGRAM="__ctl_search", CTL{value}="32,32", \
|
||||
CTL{do_search}=="1", CTL{value}="32,32", \
|
||||
PRINT=" result=$result\n"
|
||||
PRINT="Elements write test #3:\n", \
|
||||
CTL{search}="mixer", CTL{name}="Front Playback Volume Error", \
|
||||
PROGRAM="__ctl_search"
|
||||
CTL{do_search}=="1", \
|
||||
PRINT=" result=$result\n"
|
||||
|
||||
#CTL{reset}="mixer", CTL{name}="Input Source", PRINT="***$ctl{enums}\n"
|
||||
|
|
|
|||
|
|
@ -485,6 +485,46 @@ static int set_ctl_value(struct space *space, const char *value, int all)
|
|||
return -EINVAL;
|
||||
}
|
||||
|
||||
static int do_match(const char *key, enum key_op op,
|
||||
const char *key_value, const char *value)
|
||||
{
|
||||
int match;
|
||||
|
||||
if (value == NULL)
|
||||
return 0;
|
||||
dbg("match %s '%s' <-> '%s'", key, key_value, value);
|
||||
match = fnmatch(key_value, value, 0) == 0;
|
||||
if (match && op == KEY_OP_MATCH) {
|
||||
dbg("%s is true (matching value)", key);
|
||||
return 1;
|
||||
}
|
||||
if (!match && op == KEY_OP_NOMATCH) {
|
||||
dbg("%s is true (non-matching value)", key);
|
||||
return 1;
|
||||
}
|
||||
dbg("%s is false", key);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int ctl_match(snd_ctl_elem_id_t *pattern, snd_ctl_elem_id_t *id)
|
||||
{
|
||||
if (snd_ctl_elem_id_get_interface(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_interface(pattern) != snd_ctl_elem_id_get_interface(id))
|
||||
return 0;
|
||||
if (snd_ctl_elem_id_get_device(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_device(pattern) != snd_ctl_elem_id_get_device(id))
|
||||
return 0;
|
||||
if (snd_ctl_elem_id_get_subdevice(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_subdevice(pattern) != snd_ctl_elem_id_get_subdevice(id))
|
||||
return 0;
|
||||
if (snd_ctl_elem_id_get_index(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_index(pattern) != snd_ctl_elem_id_get_index(id))
|
||||
return 0;
|
||||
if (fnmatch(snd_ctl_elem_id_get_name(pattern), snd_ctl_elem_id_get_name(id), 0) != 0)
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static const char *elemid_get(struct space *space, const char *attr)
|
||||
{
|
||||
long long val;
|
||||
|
|
@ -649,6 +689,56 @@ dbvalue:
|
|||
}
|
||||
return res;
|
||||
}
|
||||
if (strncasecmp(attr, "do_search", 9) == 0) {
|
||||
int err, index = 0;
|
||||
snd_hctl_elem_t *elem;
|
||||
snd_ctl_elem_id_t *id;
|
||||
char *pos = strchr(attr, ' ');
|
||||
if (pos)
|
||||
index = strtol(pos, NULL, 0);
|
||||
err = snd_ctl_elem_id_malloc(&id);
|
||||
if (err < 0)
|
||||
return NULL;
|
||||
elem = snd_hctl_first_elem(space->ctl_handle);
|
||||
while (elem) {
|
||||
snd_hctl_elem_get_id(elem, id);
|
||||
if (!ctl_match(space->ctl_id, id))
|
||||
goto next_search;
|
||||
if (index > 0) {
|
||||
index--;
|
||||
goto next_search;
|
||||
}
|
||||
strcpy(res, "1");
|
||||
snd_ctl_elem_id_copy(space->ctl_id, id);
|
||||
snd_ctl_elem_id_free(id);
|
||||
dbg("do_ctl_search found a control");
|
||||
return res;
|
||||
next_search:
|
||||
elem = snd_hctl_elem_next(elem);
|
||||
}
|
||||
snd_ctl_elem_id_free(id);
|
||||
strcpy(res, "0");
|
||||
return res;
|
||||
}
|
||||
if (strncasecmp(attr, "do_count", 8) == 0) {
|
||||
int err, index = 0;
|
||||
snd_hctl_elem_t *elem;
|
||||
snd_ctl_elem_id_t *id;
|
||||
err = snd_ctl_elem_id_malloc(&id);
|
||||
if (err < 0)
|
||||
return NULL;
|
||||
elem = snd_hctl_first_elem(space->ctl_handle);
|
||||
while (elem) {
|
||||
snd_hctl_elem_get_id(elem, id);
|
||||
if (ctl_match(space->ctl_id, id))
|
||||
index++;
|
||||
elem = snd_hctl_elem_next(elem);
|
||||
}
|
||||
snd_ctl_elem_id_free(id);
|
||||
sprintf(res, "%u", index);
|
||||
dbg("do_ctl_count found %s controls", res);
|
||||
return res;
|
||||
}
|
||||
Perror(space, "unknown ctl{} attribute '%s'", attr);
|
||||
return NULL;
|
||||
value:
|
||||
|
|
@ -1150,108 +1240,23 @@ found:
|
|||
*tail = 0;
|
||||
}
|
||||
|
||||
static int do_match(const char *key, enum key_op op,
|
||||
const char *key_value, const char *value)
|
||||
{
|
||||
int match;
|
||||
|
||||
if (value == NULL)
|
||||
return 0;
|
||||
dbg("match %s '%s' <-> '%s'", key, key_value, value);
|
||||
match = fnmatch(key_value, value, 0) == 0;
|
||||
if (match && op == KEY_OP_MATCH) {
|
||||
dbg("%s is true (matching value)", key);
|
||||
return 1;
|
||||
}
|
||||
if (!match && op == KEY_OP_NOMATCH) {
|
||||
dbg("%s is true (non-matching value)", key);
|
||||
return 1;
|
||||
}
|
||||
dbg("%s is false", key);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int ctl_match(snd_ctl_elem_id_t *pattern, snd_ctl_elem_id_t *id)
|
||||
{
|
||||
if (snd_ctl_elem_id_get_interface(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_interface(pattern) != snd_ctl_elem_id_get_interface(id))
|
||||
return 0;
|
||||
if (snd_ctl_elem_id_get_device(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_device(pattern) != snd_ctl_elem_id_get_device(id))
|
||||
return 0;
|
||||
if (snd_ctl_elem_id_get_subdevice(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_subdevice(pattern) != snd_ctl_elem_id_get_subdevice(id))
|
||||
return 0;
|
||||
if (snd_ctl_elem_id_get_index(pattern) != -1 &&
|
||||
snd_ctl_elem_id_get_index(pattern) != snd_ctl_elem_id_get_index(id))
|
||||
return 0;
|
||||
if (fnmatch(snd_ctl_elem_id_get_name(pattern), snd_ctl_elem_id_get_name(id), 0) != 0)
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
static
|
||||
int run_program1(struct space *space,
|
||||
const char *command0, char *result,
|
||||
size_t ressize, size_t *reslen, int log)
|
||||
{
|
||||
char *pos = strchr(command0, ' ');
|
||||
int cmdlen = pos ? pos - command0 : strlen(command0);
|
||||
int err, index;
|
||||
snd_hctl_elem_t *elem;
|
||||
snd_ctl_elem_id_t *id;
|
||||
|
||||
if (cmdlen == 12 && strncmp(command0, "__ctl_search", 12) == 0) {
|
||||
index = 0;
|
||||
if (pos)
|
||||
index = strtol(pos, NULL, 0);
|
||||
err = snd_ctl_elem_id_malloc(&id);
|
||||
if (err < 0)
|
||||
if (strncmp(command0, "__ctl_search", 12) == 0) {
|
||||
const char *res = elemid_get(space, "do_search");
|
||||
if (res == NULL || strcmp(res, "1") != 0)
|
||||
return EXIT_FAILURE;
|
||||
elem = snd_hctl_first_elem(space->ctl_handle);
|
||||
while (elem) {
|
||||
snd_hctl_elem_get_id(elem, id);
|
||||
if (!ctl_match(space->ctl_id, id))
|
||||
goto next_search;
|
||||
if (index > 0) {
|
||||
index--;
|
||||
goto next_search;
|
||||
}
|
||||
strlcpy(result, "0", ressize);
|
||||
snd_ctl_elem_id_copy(space->ctl_id, id);
|
||||
snd_ctl_elem_id_free(id);
|
||||
dbg("__ctl_search found a control");
|
||||
return EXIT_SUCCESS;
|
||||
next_search:
|
||||
elem = snd_hctl_elem_next(elem);
|
||||
}
|
||||
snd_ctl_elem_id_free(id);
|
||||
return EXIT_FAILURE;
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
if (cmdlen == 11 && strncmp(command0, "__ctl_count", 11) == 0) {
|
||||
index = 0;
|
||||
err = snd_ctl_elem_id_malloc(&id);
|
||||
if (err < 0)
|
||||
if (strncmp(command0, "__ctl_count", 11) == 0) {
|
||||
const char *res = elemid_get(space, "do_count");
|
||||
if (res == NULL || strcmp(res, "0") == 0)
|
||||
return EXIT_FAILURE;
|
||||
elem = snd_hctl_first_elem(space->ctl_handle);
|
||||
while (elem) {
|
||||
snd_hctl_elem_get_id(elem, id);
|
||||
if (!ctl_match(space->ctl_id, id))
|
||||
goto next_count;
|
||||
index++;
|
||||
next_count:
|
||||
elem = snd_hctl_elem_next(elem);
|
||||
}
|
||||
snd_ctl_elem_id_free(id);
|
||||
if (index > 0) {
|
||||
snprintf(result, ressize, "%u", index);
|
||||
dbg("__ctl_count found %s controls", result);
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
dbg("__ctl_count no match");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
if (cmdlen == 11 && strncmp(command0, "__ctl_write", 11) == 0) {
|
||||
strlcpy(result, res, ressize);
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
Perror(space, "unknown buildin command '%s'", command0);
|
||||
return EXIT_FAILURE;
|
||||
|
|
|
|||
Loading…
Reference in a new issue