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lib: Make fpi_ssm opaque for drivers

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We shouldn't access fpi_ssm struct fields directly in drivers, so add
accessor and setter functions for the common uses.
This commit is contained in:
Bastien Nocera
2018-05-28 12:40:22 +02:00
parent 17577175f8
commit 2e035a7f45
18 changed files with 404 additions and 373 deletions
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18
libfprint/drivers_api.h
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@@ -354,18 +354,6 @@ typedef void (*ssm_handler_fn)(struct fpi_ssm *ssm);
/* sequential state machine: state machine that iterates sequentially over
* a predefined series of states. can be aborted by either completion or
* abortion error conditions. */
struct fpi_ssm {
struct fp_dev *dev;
struct fpi_ssm *parentsm;
void *priv;
int nr_states;
int cur_state;
gboolean completed;
int error;
ssm_completed_fn callback;
ssm_handler_fn handler;
};
/* for library and drivers */
struct fpi_ssm *fpi_ssm_new(struct fp_dev *dev, ssm_handler_fn handler,
@@ -380,6 +368,12 @@ void fpi_ssm_next_state(struct fpi_ssm *machine);
void fpi_ssm_jump_to_state(struct fpi_ssm *machine, int state);
void fpi_ssm_mark_completed(struct fpi_ssm *machine);
void fpi_ssm_mark_aborted(struct fpi_ssm *machine, int error);
struct fp_dev *fpi_ssm_get_dev(struct fpi_ssm *machine);
void fpi_ssm_set_user_data(struct fpi_ssm *machine,
void *user_data);
void *fpi_ssm_get_user_data(struct fpi_ssm *machine);
int fpi_ssm_get_error(struct fpi_ssm *machine);
int fpi_ssm_get_cur_state(struct fpi_ssm *machine);
void fpi_drvcb_open_complete(struct fp_dev *dev, int status);
void fpi_drvcb_close_complete(struct fp_dev *dev);