43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
#include <string.h>
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#include "common_utils.h"
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#include "plugin_utils.h"
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void copy_address(uint8_t* dst, const uint8_t* parameter, uint8_t dst_size) {
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uint8_t copy_size = MIN(dst_size, ADDRESS_LENGTH);
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memmove(dst, parameter + PARAMETER_LENGTH - copy_size, copy_size);
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}
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void copy_parameter(uint8_t* dst, const uint8_t* parameter, uint8_t dst_size) {
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uint8_t copy_size = MIN(dst_size, PARAMETER_LENGTH);
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memmove(dst, parameter, copy_size);
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}
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bool U2BE_from_parameter(const uint8_t* parameter, uint16_t* value) {
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if (allzeroes(parameter, PARAMETER_LENGTH - sizeof(uint16_t))) {
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*value = U2BE(parameter, PARAMETER_LENGTH - sizeof(uint16_t));
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return true;
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}
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return false;
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}
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bool U4BE_from_parameter(const uint8_t* parameter, uint32_t* value) {
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if (allzeroes(parameter, PARAMETER_LENGTH - sizeof(uint32_t))) {
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*value = U4BE(parameter, PARAMETER_LENGTH - sizeof(uint32_t));
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return true;
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}
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return false;
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}
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bool find_selector(uint32_t selector, const uint32_t* array, size_t size, size_t* idx) {
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for (size_t i = 0; i < size; ++i) {
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if (selector == array[i]) {
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if (idx != NULL) *idx = i;
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return true;
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}
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}
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return false;
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}
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