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42 lines
984 B
C
42 lines
984 B
C
#include "platform.h"
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#ifdef ESP_PLATFORM
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#include "esp_system.h"
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#include "esp_log.h"
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#include <sys/time.h>
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static const char *TAG = "PLATFORM";
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#define MAX_ID_STRING (32)
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char *platform_create_id_string(void)
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{
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uint8_t mac[6];
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char *id_string = calloc(1, MAX_ID_STRING);
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ESP_MEM_CHECK(TAG, id_string, return NULL);
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esp_read_mac(mac, ESP_MAC_WIFI_STA);
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sprintf(id_string, "ESP32_%02x%02X%02X", mac[3], mac[4], mac[5]);
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return id_string;
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}
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int platform_random(int max)
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{
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return esp_random() % max;
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}
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long long platform_tick_get_ms(void)
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{
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struct timeval te;
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gettimeofday(&te, NULL); // get current time
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long long milliseconds = te.tv_sec * 1000LL + te.tv_usec / 1000; // calculate milliseconds
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// printf("milliseconds: %lld\n", milliseconds);
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return milliseconds;
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}
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void ms_to_timeval(int timeout_ms, struct timeval *tv)
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{
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tv->tv_sec = timeout_ms / 1000;
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tv->tv_usec = (timeout_ms - (tv->tv_sec * 1000)) * 1000;
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}
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#endif
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