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Fixed length check for snmp responses

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Fixed length check for snmp responses from the sam
This commit is contained in:
Antiklesys 2025-06-20 01:31:47 +08:00
commit 80a86e741c
1 changed files with 6 additions and 1 deletions
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7
armsrc/sam_picopass.c
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@ -238,7 +238,12 @@ static int sam_send_request_iso15(const uint8_t *const request, const uint8_t re
}
}
*response_len = sam_rx_buf[5 + 1] + 2;
if (sam_rx_buf[6] == 0x81 && sam_rx_buf[8] == 0x8a && sam_rx_buf[9] == 0x81 ){ //check if the response is an SNMP message
*response_len = sam_rx_buf[6 + 1] + 3;
}else{ //if not, use the old logic
*response_len = sam_rx_buf[5 + 1] + 2;
}
memcpy(response, sam_rx_buf + 5, *response_len);
goto out;