8000 mimxrt/mbedtls: Enable certificate validity time validation. · micropython/micropython@52e3da0 · GitHub
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mimxrt/mbedtls: Enable certificate validity time validation.
Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
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‎ports/mimxrt/mbedtls/mbedtls_config.h

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#ifndef MICROPY_INCLUDED_MBEDTLS_CONFIG_H
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#define MICROPY_INCLUDED_MBEDTLS_CONFIG_H
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// Enable mbedtls modules.
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#define MBEDTLS_HAVE_TIME
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#define MBEDTLS_HAVE_TIME_DATE
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// Time hook.
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#include <time.h>
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extern time_t mimxrt_rtctime_seconds(time_t *timer);
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#define MBEDTLS_PLATFORM_TIME_MACRO mimxrt_rtctime_seconds
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// Set MicroPython-specific options.
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#define MICROPY_MBEDTLS_CONFIG_BARE_METAL (1)
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‎ports/mimxrt/mbedtls/mbedtls_port.c

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* THE SOFTWARE.
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*/
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#include "py/runtime.h"
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#ifdef MICROPY_SSL_MBEDTLS
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#include "mbedtls_config.h"
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#if defined(MBEDTLS_HAVE_TIME) || defined(MBEDTLS_HAVE_TIME_DATE)
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#include "fsl_snvs_lp.h"
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#include "shared/timeutils/timeutils.h"
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#endif
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void trng_random_data(unsigned char *output, size_t len);
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int mbedtls_hardware_poll(void *data, unsigned char *output, size_t len, size_t *olen) {
@@ -38,4 +45,33 @@ int mbedtls_hardware_poll(void *data, unsigned char *output, size_t len, size_t
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return 0;
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}
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#if defined(MBEDTLS_HAVE_TIME)
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time_t mimxrt_rtctime_seconds(time_t *timer) {
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// Get date and date in CPython order.
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snvs_lp_srtc_datetime_t date;
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SNVS_LP_SRTC_GetDatetime(SNVS, &date);
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return timeutils_seconds_since_epoch(date.year, date.month, date.day, date.hour, date.minute, date.second);
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}
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#endif
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#if defined(MBEDTLS_HAVE_TIME_DATE)
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struct tm *gmtime(const time_t *timep) {
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static struct tm tm;
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timeutils_struct_time_t tm_buf = {0};
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timeutils_seconds_since_epoch_to_struct_time(*timep, &tm_buf);
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tm.tm_sec = tm_buf.tm_sec;
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tm.tm_min = tm_buf.tm_min;
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tm.tm_hour = tm_buf.tm_hour;
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tm.tm_mday = tm_buf.tm_mday;
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tm.tm_mon = tm_buf.tm_mon - 1;
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tm.tm_year = tm_buf.tm_year - 1900;
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tm.tm_wday = tm_buf.tm_wday;
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tm.tm_yday = tm_buf.tm_yday;
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tm.tm_isdst = -1;
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return &tm;
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}
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#endif
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#endif

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