75 lines
3.1 KiB
C
Executable File
75 lines
3.1 KiB
C
Executable File
#define MODULE_LOG_PREFIX "array"
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#include "globals.h"
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#include "oscam-string.h"
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void array_clear(void **arr_data, int32_t *arr_num_entries)
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{
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*arr_num_entries = 0;
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if (arr_data)
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{
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free(*arr_data);
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*arr_data = NULL;
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}
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}
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bool array_clone(void **src_arr_data, int32_t *src_arr_num_entries, uint32_t entry_size, void **dst_arr_data, int32_t *dst_arr_num_entries)
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{
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array_clear(dst_arr_data, dst_arr_num_entries);
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if (!src_arr_data || !dst_arr_data || !*src_arr_data)
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return false;
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if (!cs_malloc(dst_arr_data, *src_arr_num_entries * entry_size))
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return false;
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memcpy(*dst_arr_data, *src_arr_data, *src_arr_num_entries * entry_size);
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*dst_arr_num_entries = *src_arr_num_entries;
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return true;
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}
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bool array_add(void **arr_data, int32_t *arr_num_entries, uint32_t entry_size, void *new_entry)
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{
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if (!cs_realloc(arr_data, (*arr_num_entries + 1) * entry_size))
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return false;
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memcpy(*arr_data + (*arr_num_entries * entry_size), new_entry, entry_size);
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*arr_num_entries += 1;
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return true;
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}
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/* Array functions for different types */
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#define DECLARE_ARRAY_FUNCS(NAME, BASE_TYPE, DATA_TYPE, DATA_FIELD, NUM_FIELD) \
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void NAME##_clear(BASE_TYPE *in) \
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{ \
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if (!in) return; \
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void *pin = in->DATA_FIELD; /* Prevent warnings about strict-aliasing rules */ \
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array_clear(&pin, &in->NUM_FIELD); \
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in->DATA_FIELD = pin; \
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} \
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\
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bool NAME##_clone(BASE_TYPE *src, BASE_TYPE *dst) \
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{ \
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if (!src || !dst) return false; \
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void *psrc = src->DATA_FIELD, *pdst = dst->DATA_FIELD; /* Prevent warnings about strict-aliasing rules */ \
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bool ret = array_clone(&psrc, &src->NUM_FIELD, sizeof(*src->DATA_FIELD), &pdst, &dst->NUM_FIELD); \
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dst->DATA_FIELD = pdst; \
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return ret; \
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} \
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\
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bool NAME##_add(BASE_TYPE *in, DATA_TYPE *td) \
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{ \
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if (!in) return false; \
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void *pin = in->DATA_FIELD; /* Prevent warnings about strict-aliasing rules */ \
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bool ret = array_add(&pin, &in->NUM_FIELD, sizeof(*in->DATA_FIELD), td); \
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in->DATA_FIELD = pin; \
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return ret; \
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}
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DECLARE_ARRAY_FUNCS(ftab, FTAB, FILTER, filts, nfilts); // Declare ftab_clear(), ftab_clone(), ftab_add()
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DECLARE_ARRAY_FUNCS(tuntab, TUNTAB, TUNTAB_DATA, ttdata, ttnum); // Declare tuntab_clear(), tuntab_clone(), tuntab_add()
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DECLARE_ARRAY_FUNCS(ecm_whitelist, ECM_WHITELIST, ECM_WHITELIST_DATA, ewdata, ewnum); // Declare ecm_whitelist_clear(), ecm_whitelist_clone(), ecm_whitelist_add()
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DECLARE_ARRAY_FUNCS(ecm_hdr_whitelist, ECM_HDR_WHITELIST, ECM_HDR_WHITELIST_DATA, ehdata, ehnum); // Declare ecm_hdr_whitelist_clear(), ecm_hdr_whitelist_clone(), ecm_hdr_whitelist_add()
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DECLARE_ARRAY_FUNCS(caidvaluetab, CAIDVALUETAB, CAIDVALUETAB_DATA, cvdata, cvnum); // Declare caidvaluetab_clear(), caidvaluetab_clone(), caidvaluetab_add()
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DECLARE_ARRAY_FUNCS(caidtab, CAIDTAB, CAIDTAB_DATA, ctdata, ctnum); // Declare caidtab_clear(), caidtab_clone(), caidtab_add()
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DECLARE_ARRAY_FUNCS(cecspvaluetab, CECSPVALUETAB, CECSPVALUETAB_DATA, cevdata, cevnum); // Declare cecspvaluetab_clear(), cecspvaluetab_clone(), cecspvaluetab_add()
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DECLARE_ARRAY_FUNCS(cwcheckvaluetab, CWCHECKTAB, CWCHECKTAB_DATA, cwcheckdata, cwchecknum); // Declare cwcheckvaluetab_clear(), cwcheckvaluetab_clone(), cwcheckvaluetab_add()
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#undef DECLARE_ARRAY_FUNCS
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