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view src/aci2/aci/aci_lst.c @ 351:353514087133
components/config_gsm_{fl,ir}: created
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 24 Dec 2017 23:43:51 +0000 |
parents | 93999a60b835 |
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/* +----------------------------------------------------------------------------- | Project : GSM-PS (6147) | Modul : aci_lst +----------------------------------------------------------------------------- | Copyright 2002 Texas Instruments Berlin, AG | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments Berlin, AG | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments Berlin, AG. +----------------------------------------------------------------------------- | Purpose : Process lists in ACI +----------------------------------------------------------------------------- */ #ifndef ACI_LST_C #define ACI_LST_C #endif #include "aci_all.h" /*==== INCLUDES ===================================================*/ #include "aci_lst.h" #include "aci_mem.h" /*==== CONSTANTS ==================================================*/ /*==== EXPORT =====================================================*/ /*==== VARIABLES ==================================================*/ /*==== FUNCTIONS ==================================================*/ /*==== TYPES ======================================================*/ /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : new_list | +--------------------------------------------------------------------+ PURPOSE : create a new list. */ GLOBAL T_ACI_LIST *new_list (void) { T_ACI_LIST *new_elem = NULL; ACI_MALLOC(new_elem, sizeof(T_ACI_LIST)); new_elem->msg = NULL; new_elem->next = NULL; return (new_elem); } GLOBAL USHORT get_list_count (T_ACI_LIST *list) { T_ACI_LIST *curr; USHORT count = 0; curr = list; while (curr NEQ NULL) { if (curr->msg NEQ NULL) count++; curr = curr->next; } return (count); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : insert_list | +--------------------------------------------------------------------+ PURPOSE : insert a new element in an existing list. - list: pointer to the list where the element is to be added - buffer: pointer to the buffer containing the datas that are to be written in the new element. - buffer_len: length of the datas to be stored. */ GLOBAL BOOL insert_list (T_ACI_LIST *list, void *buffer) { T_ACI_LIST *current; T_ACI_LIST *new_elem; if (list EQ NULL) return (FALSE); if (list->msg EQ NULL) { list->msg = buffer; return (TRUE); } ACI_MALLOC(new_elem, sizeof(T_ACI_LIST)); new_elem->msg = buffer; new_elem->next = NULL; current = list; while (current->next NEQ NULL) { current = (T_ACI_LIST *)current->next; } current->next = new_elem; return TRUE; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : find_element | +--------------------------------------------------------------------+ PURPOSE : find an element in a list: - search_list: list to be scanned. - criterium: search criterium. (source Id for instance) - test_criterium: function(criterium, element) that returns TRUE if the criterium is found in the element. */ GLOBAL void *find_element (T_ACI_LIST *search_list, UBYTE criterium, T_LIST_FIND_FCT test_criterium) { T_ACI_LIST *current; if ((search_list EQ NULL) OR (search_list->msg EQ NULL)) return NULL; current = search_list; do { if (current->msg NEQ NULL) { if (test_criterium(criterium, current->msg)) return (current->msg); else current = current->next; } } while( current NEQ NULL ); return NULL; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : psi_find_element | +--------------------------------------------------------------------+ PURPOSE : find an element in a list: - search_list: list to be scanned. - criterium: search criterium. (source Id for instance) - test_criterium: function(criterium, element) that returns TRUE if the criterium is found in the element. */ #ifdef FF_PSI GLOBAL void *psi_find_element (T_ACI_LIST *search_list, U32 criterium, T_LIST_FIND_FCT_PSI test_criterium) { T_ACI_LIST *current; if ((search_list EQ NULL) OR (search_list->msg EQ NULL)) return NULL; current = search_list; do { if (current->msg NEQ NULL) { if (test_criterium(criterium, current->msg)) return (current->msg); else current = current->next; } } while( current NEQ NULL ); return NULL; } #endif /*FF_PSI*/ /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : find_next_element | +--------------------------------------------------------------------+ PURPOSE : find the next element in a list: - search_list: list to be scanned. - previous element - criterium: search criterium. (source Id for instance) - test_criterium: function(criterium, element) that returns TRUE if the criterium is found in the element. */ GLOBAL void *find_next_element (T_ACI_LIST *search_list, void *prev_elem, UBYTE criterium, T_LIST_FIND_FCT test_criterium) { T_ACI_LIST *current; if ((search_list EQ NULL) OR (search_list->msg EQ NULL)) return NULL; current = search_list; if (prev_elem NEQ NULL) { while (current NEQ NULL) { if (current->msg EQ prev_elem) break; current = current->next; } if ((current EQ NULL) OR (current->next EQ NULL)) return (NULL); current = current->next; } do { if( test_criterium(criterium, current->msg) ) return (current->msg); else current = current->next; } while( current NEQ NULL ); return NULL; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : find_next_element | +--------------------------------------------------------------------+ PURPOSE : find the next element in a list: - search_list: list to be scanned. - previous element - criterium: search criterium. (source Id for instance) - test_criterium: function(criterium, element) that returns TRUE if the criterium is found in the element. */ #ifdef FF_PSI GLOBAL void *psi_find_next_element (T_ACI_LIST *search_list, void *prev_elem, U32 criterium, T_LIST_FIND_FCT_PSI test_criterium) { T_ACI_LIST *current; if ((search_list EQ NULL) OR (search_list->msg EQ NULL)) return NULL; current = search_list; if (prev_elem NEQ NULL) { while (current NEQ NULL) { if (current->msg EQ prev_elem) break; current = current->next; } if ((current EQ NULL) OR (current->next EQ NULL)) return (NULL); current = current->next; } do { if( test_criterium(criterium, current->msg) ) return (current->msg); else current = current->next; } while( current NEQ NULL ); return NULL; } #endif /*FF_PSI*/ /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : remove_element | +--------------------------------------------------------------------+ PURPOSE : remove a element from the list. */ GLOBAL void *remove_element (T_ACI_LIST *search_list, UBYTE criterium, T_LIST_FIND_FCT test_criterium) { T_ACI_LIST *previous = NULL, *current = search_list, *next = NULL; void *msg = NULL; current = search_list; while (current NEQ NULL) { if (test_criterium (criterium, current->msg)) { msg = current->msg; break; } previous = current; current = current->next; } if (current EQ NULL) return (NULL); if (msg EQ NULL) return (NULL); /* the first element is to delete */ if (previous EQ NULL) { /* the header contains the element */ if (current->next EQ NULL) { /* one element in list */ current->msg = NULL; } else { /* actually deletes the second element and redirects the pointers */ next = current->next; current->msg = next->msg; current->next = next->next; ACI_MFREE (next); } } else { previous->next = current->next; ACI_MFREE (current); } return (msg); } #ifdef FF_PSI GLOBAL void *psi_remove_element (T_ACI_LIST *search_list, U32 criterium, T_LIST_FIND_FCT_PSI test_criterium) { T_ACI_LIST *previous = NULL, *current = search_list, *next = NULL; void *msg = NULL; current = search_list; while (current NEQ NULL) { if (test_criterium (criterium, current->msg)) { msg = current->msg; break; } previous = current; current = current->next; } if (current EQ NULL) return (NULL); if (msg EQ NULL) return (NULL); /* the first element is to delete */ if (previous EQ NULL) { /* the header contains the element */ if (current->next EQ NULL) { /* one element in list */ current->msg = NULL; } else { /* actually deletes the second element and redirects the pointers */ next = current->next; current->msg = next->msg; current->next = next->next; ACI_MFREE (next); } } else { previous->next = current->next; ACI_MFREE (current); } return (msg); } #endif /*FF_PSI*/ /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : remove_first_element | +--------------------------------------------------------------------+ PURPOSE : get and remove the first element from the list */ GLOBAL void *remove_first_element (T_ACI_LIST *search_list) { T_ACI_LIST *next = NULL; void *msg = NULL; if ((search_list EQ NULL) OR (search_list->msg EQ NULL)) return (NULL); msg = search_list->msg; search_list->msg = NULL; if (search_list->next EQ NULL) return (msg); next = search_list->next; search_list->next = next->next; search_list->msg = next->msg; ACI_MFREE (next); return (msg); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : get_first_element | +--------------------------------------------------------------------+ PURPOSE : get the next element from the list - search_list: list to be scanned. - previous element */ GLOBAL void *get_next_element (T_ACI_LIST *search_list, void *prev_elem) { T_ACI_LIST *current; if ((search_list EQ NULL) OR (search_list->msg EQ NULL)) return NULL; if (prev_elem EQ NULL) { /* return first element */ return (search_list->msg); } current = search_list; /* search the previous element */ while (current NEQ NULL) { if (current->msg EQ prev_elem) { break; } current = current->next; } /* last entry found or previous entry not found */ if ((current EQ NULL) OR (current->next EQ NULL)) { return (NULL); } return (current->next->msg); } /* +---------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_LST | | STATE : code ROUTINE : insert_shift_list | +---------------------------------------------------------------------+ PURPOSE : */ GLOBAL BOOL insert_shift_list (T_ACI_LIST *list, void *buffer) { T_ACI_LIST *current; T_ACI_LIST *new_elem; void *old_buf; if (list EQ NULL) return (FALSE); if (list->msg EQ NULL) { list->msg = buffer; return (TRUE); } else if (list->next EQ NULL) return (FALSE); current = list; old_buf = list->msg; list->msg = list->next->msg; new_elem = list->next; list->next = list->next->next; new_elem->msg = buffer; new_elem->next = NULL; while (current->next NEQ NULL) { current = (T_ACI_LIST *)current->next; } current->next = new_elem; ACI_MFREE (old_buf); return TRUE; } /**********************************************************************/