FreeCalypso > hg > fc-selenite
view src/cs/services/mks/mks_functions.c @ 40:614668bbbc4f
Nucleus: tmt.s ported over from FreeNucleus by XVilka
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Tue, 17 Jul 2018 07:55:01 +0000 |
parents | b6a5e36de839 |
children |
line wrap: on
line source
/** * @file mks_functions.c * * Implementation of MKS functions. * * @author Laurent Sollier (l-sollier@ti.com) * @version 0.1 */ /* * History: * * Date Author Modification * ---------------------------------------- * 11/16/2001 L Sollier Create * * * (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved */ #include "mks/mks_i.h" #include "mks/mks_api.h" #include "mks/mks_env.h" #include "kpd/kpd_api.h" #include "rvm/rvm_use_id_list.h" #include "rv/rv_general.h" #include <string.h> /* This value is set in the T_KEY_SEQUENCE_INFOS structure when post-sequence is on going */ #define POST_SEQUENCE_COMPLETED 0x10 /** This structure defines */ typedef struct { char name[KPD_MAX_CHAR_NAME+1]; T_KPD_VIRTUAL_KEY_ID sequence_key[MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE]; UINT8 nb_key_of_sequence; UINT8 completion_type; UINT8 nb_key_for_post_sequence; UINT8 nb_key_sent_for_post_sequence; T_RV_RETURN return_path; } T_KEY_SEQUENCE_INFOS; /** Definition of the different magic key sequence. * Note that the magic key sequence is defined by a KPD_KEY_NULL key Id. */ static T_KEY_SEQUENCE_INFOS* key_sequence_table[MKS_NB_MAX_OF_KEY_SEQUENCE] = {0}; /* Subscriber Id for keypad driver */ static T_KPD_SUBSCRIBER subscriber_id; /* Number of key sequence registered */ static UINT8 nb_key_sequence = 0; /* Key pressed history */ static T_KPD_VIRTUAL_KEY_ID key_history[MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE]; /** External declaration */ extern T_MKS_ENV_CTRL_BLK* mks_env_ctrl_blk; /** * @name Functions implementation * */ /*@{*/ /** * function: mks_add_key_sequence_i */ T_RV_RET mks_add_key_sequence_i(T_MKS_INFOS_KEY_SEQUENCE_MSG* infos_key_sequence_p) { UINT8 i; T_RVF_MB_STATUS mb_status; T_RV_RET ret = RV_OK; T_MKS_INFOS_KEY_SEQUENCE* infos_p = &(infos_key_sequence_p->key_sequence_infos); if (nb_key_sequence < MKS_NB_MAX_OF_KEY_SEQUENCE) { /* Reserve memory for message */ mb_status = rvf_get_buf (mks_env_ctrl_blk->prim_id, sizeof(T_KEY_SEQUENCE_INFOS), (void **) &key_sequence_table[nb_key_sequence]); if (mb_status != RVF_RED) /* Memory allocation success */ { /* Fill the structure */ for (i = 0; i < infos_p->nb_key_of_sequence; i++) key_sequence_table[nb_key_sequence]->sequence_key[i] = infos_p->key_id[i]; key_sequence_table[nb_key_sequence]->nb_key_of_sequence = infos_p->nb_key_of_sequence; key_sequence_table[nb_key_sequence]->completion_type = infos_p->completion_type; key_sequence_table[nb_key_sequence]->return_path = infos_p->return_path; key_sequence_table[nb_key_sequence]->nb_key_for_post_sequence = infos_p->nb_key_for_post_sequence; infos_p->name[KPD_MAX_CHAR_NAME] = 0; strcpy(key_sequence_table[nb_key_sequence]->name, infos_p->name); key_sequence_table[nb_key_sequence]->nb_key_sent_for_post_sequence = 0; /* Update number of key sequence */ nb_key_sequence++; ret = RV_OK; } else { MKS_SEND_TRACE("MKS: Memory allocation error", RV_TRACE_LEVEL_ERROR); ret = RV_MEMORY_ERR; } } else { /* Maximum of magic key sequence registered*/ ret = RV_INTERNAL_ERR; } return ret; } /** * function: mks_remove_key_sequence_i * */ T_RV_RET mks_remove_key_sequence_i(T_MKS_REMOVE_KEY_SEQUENCE_MSG* remove_key_sequence_p) { UINT8 i; for (i = 0; i < nb_key_sequence; i++) { /* Compare name of the key sequence */ if ( !(strcmp(key_sequence_table[i]->name, remove_key_sequence_p->name)) ) { /* Free memory used for the key sequence */ rvf_free_buf(key_sequence_table[i]); nb_key_sequence--; /* Sort out the table of key sequence */ key_sequence_table[i] = key_sequence_table[nb_key_sequence]; key_sequence_table[nb_key_sequence] = 0; break; } } return RV_OK; } /** * function: mks_check_key_sequence */ void mks_check_key_sequence(T_KPD_KEY_EVENT_MSG* key_event_p) { UINT8 i,j, nb_key_of_sequence; BOOL key_sequence_completed = TRUE; /* Stop timer */ rvf_stop_timer(RVF_TIMER_0); /* Update key pressed history */ for (i = 0; i < MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE-1; i++) key_history[i] = key_history[i+1]; key_history[MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE-1] = key_event_p->key_info.virtual_key_id; /* Check each key sequence */ for (i = 0; i < nb_key_sequence; i++) { if (!(key_sequence_table[i]->completion_type & POST_SEQUENCE_COMPLETED)) { /* Verify if magic key sequence is completed */ nb_key_of_sequence = key_sequence_table[i]->nb_key_of_sequence; for (j = 0; j < nb_key_of_sequence; j++) { if (key_sequence_table[i]->sequence_key[nb_key_of_sequence-j-1] != key_history[MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE-j-1]) { key_sequence_completed = FALSE; break; } } if (key_sequence_completed == TRUE) { if (key_sequence_table[i]->completion_type == MKS_SEQUENCE_COMPLETED) { /* Process sequence completed */ mks_send_key_sequence_completed_msg(MKS_SEQUENCE_COMPLETED, KPD_KEY_NULL, key_sequence_table[i]->return_path, key_sequence_table[i]->name); } else { /* Store info that post-sequence is on going */ key_sequence_table[i]->completion_type |= POST_SEQUENCE_COMPLETED; } } else key_sequence_completed = TRUE; } else { /* Notify that magic key sequence is completed */ mks_send_key_sequence_completed_msg(MKS_POST_SEQUENCE, key_event_p->key_info.virtual_key_id, key_sequence_table[i]->return_path, key_sequence_table[i]->name); key_sequence_table[i]->nb_key_sent_for_post_sequence++; if (key_sequence_table[i]->nb_key_sent_for_post_sequence == key_sequence_table[i]->nb_key_for_post_sequence) { key_sequence_table[i]->nb_key_sent_for_post_sequence = 0; key_sequence_table[i]->completion_type &= ~POST_SEQUENCE_COMPLETED; } } } rvf_start_timer(RVF_TIMER_0, RVF_MS_TO_TICKS(MKS_TIME_RESET_KEY_SEQUENCE), FALSE); } /** * function: mks_send_key_sequence_completed_msg */ void mks_send_key_sequence_completed_msg(UINT8 completion_level, T_KPD_VIRTUAL_KEY_ID key_id, T_RV_RETURN return_path, char* name) { T_MKS_SEQUENCE_COMPLETED_MSG* msg_sequence_completed = 0; T_RVF_MB_STATUS mb_status; /* Reserve memory for message */ mb_status = rvf_get_buf (mks_env_ctrl_blk->prim_id, sizeof(T_MKS_SEQUENCE_COMPLETED_MSG), (void **) &msg_sequence_completed); if (mb_status != RVF_RED) /* Memory allocation success */ { /* Fill the message */ msg_sequence_completed->hdr.msg_id = MKS_SEQUENCE_COMPLETED_MSG; strcpy(msg_sequence_completed->name, name); msg_sequence_completed->completion_type = completion_level; msg_sequence_completed->key_pressed = key_id; /* Send message to the client */ if (return_path.callback_func != 0) { return_path.callback_func((void*) msg_sequence_completed); rvf_free_buf(msg_sequence_completed); } else { rvf_send_msg(return_path.addr_id, msg_sequence_completed); } } else { MKS_SEND_TRACE("MKS: Memory allocation error", RV_TRACE_LEVEL_ERROR); } } /** * function: mks_reset_sequence */ void mks_reset_sequence(void) { UINT8 i; for (i = 0; i < MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE; i++) key_history[i] = KPD_KEY_NULL; } /** * function: mks_initialize_swe */ void mks_initialize_swe(void) { T_RV_RET ret; T_KPD_VIRTUAL_KEY_TABLE notified_keys; T_RV_RETURN return_path; UINT8 i; /* Initialize key pressed history structure */ for (i = 0; i < MKS_NB_MAX_OF_KEY_IN_KEY_SEQUENCE; i++) key_history[i] = KPD_KEY_NULL; /* Subscription to the keypad */ return_path.addr_id = mks_env_ctrl_blk->addr_id; return_path.callback_func = 0; notified_keys.nb_notified_keys = KPD_NB_PHYSICAL_KEYS; ret = kpd_subscribe (&subscriber_id, KPD_DEFAULT_MODE, ¬ified_keys, return_path); if (ret != RV_OK) { MKS_SEND_TRACE("MKS: Unable to subscribe to the keypad", RV_TRACE_LEVEL_DEBUG_HIGH); } } /** * function: mks_stop_swe */ void mks_stop_swe(void) { T_RV_RET ret; /* Unsubscribe to the keypad */ ret = kpd_unsubscribe(&subscriber_id); if (ret != RV_OK) { MKS_SEND_TRACE("MKS: Unsubscription error", RV_TRACE_LEVEL_DEBUG_HIGH); } } /*@}*/