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topology: implement snd_tplg_decode

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2019-12-15 15:24:57 +01:00
parent 0ba4d6d9c0
commit b6c9afb4f5
11 changed files with 1730 additions and 142 deletions
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14
include/topology.h
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@ -885,7 +885,10 @@ struct snd_tplg_ctl_template {
const char *name; /*!< Control name */
int access; /*!< Control access */
struct snd_tplg_io_ops_template ops; /*!< operations */
struct snd_tplg_tlv_template *tlv; /*!< non NULL means we have TLV data */
union {
struct snd_tplg_tlv_template *tlv; /*!< non NULL means we have TLV data */
struct snd_tplg_tlv_dbscale_template *tlv_scale; /*!< scale TLV data */
};
};
/** \struct snd_tplg_mixer_template
@ -1155,6 +1158,15 @@ int snd_tplg_set_version(snd_tplg_t *tplg, unsigned int version);
*/
int snd_tplg_save(snd_tplg_t *tplg, char **dst, int flags);
/**
* \brief Decode the binary topology contents.
* \param tplg Topology instance.
* \param bin Binary topology input buffer.
* \param size Binary topology input buffer size.
* \return Zero on success, otherwise a negative error code
*/
int snd_tplg_decode(snd_tplg_t *tplg, void *bin, size_t size, int dflags);
/* \} */
#ifdef __cplusplus