From 5e9d03d507aad324a803eb8795e0eed6fb671761 Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Mon, 10 Jul 2023 15:24:52 +0800
Subject: [PATCH] Merge branch 'master' of http://master.iot-yun.club:8088/r/raspberrypi
---
apue/project_socket/src/packet.c | 96 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 96 insertions(+), 0 deletions(-)
diff --git a/apue/project_socket/src/packet.c b/apue/project_socket/src/packet.c
new file mode 100644
index 0000000..9bb680f
--- /dev/null
+++ b/apue/project_socket/src/packet.c
@@ -0,0 +1,96 @@
+/*********************************************************************************
+ * Copyright: (C) 2022 LingYun IoT System Studio
+ * All rights reserved.
+ *
+ * Filename: packet.c
+ * Description: This file is packet API functions
+ *
+ * Version: 1.0.0(18/04/22)
+ * Author: Guo Wenxue <guowenxue@gmail.com>
+ * ChangeLog: 1, Release initial version on "18/04/22 16:30:25"
+ *
+ ********************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <time.h>
+#include "packet.h"
+#include "logger.h"
+#include "ds18b20.h"
+
+int get_devid(char *devid, int size, int sn)
+{
+ if( !devid || size<DEVID_LEN )
+ {
+ log_error("Invalid input arugments\n");
+ return -1;
+ }
+
+ memset(devid, 0, size);
+ snprintf(devid, size, "rpi#%04d", sn);
+ return 0;
+}
+
+int get_time(struct tm *ptm)
+{
+ if( !ptm )
+ {
+ log_error("Invalid input arugments\n");
+ return -1;
+ }
+
+
+ time_t now = time(NULL);
+ localtime_r(&now, ptm);
+
+ return 0;
+}
+
+int packet_segmented_pack(pack_info_t *pack_info, char *pack_buf, int size)
+{
+ char strtime[TIME_LEN] = {'\0'};
+ struct tm *ptm;
+
+ if( !pack_info || !pack_buf || size<=0 )
+ {
+ log_error("Invalid input arguments\n");
+ return -1;
+ }
+
+ ptm = &pack_info->sample_time;
+ snprintf(strtime, sizeof(strtime), "%04d-%02d-%2d %02d:%02d:%02d",
+ ptm->tm_year+1900, ptm->tm_mon+1, ptm->tm_mday,
+ ptm->tm_hour, ptm->tm_min, ptm->tm_sec);
+
+
+ memset(pack_buf, 0, size);
+ snprintf(pack_buf, size, "%s|%s|%d.%d", pack_info->devid, strtime,
+ temper_integer(pack_info->temper), temper_fract(pack_info->temper));
+
+ return strlen(pack_buf);
+}
+
+int packet_json_pack(pack_info_t *pack_info, char *pack_buf, int size)
+{
+ char strtime[TIME_LEN] = {'\0'};
+ struct tm *ptm;
+
+ if( !pack_info || !pack_buf || size<=0 )
+ {
+ log_error("Invalid input arguments\n");
+ return -1;
+ }
+
+ ptm = &pack_info->sample_time;
+ snprintf(strtime, sizeof(strtime), "%04d-%02d-%2d %02d:%02d:%02d",
+ ptm->tm_year+1900, ptm->tm_mon+1, ptm->tm_mday,
+ ptm->tm_hour, ptm->tm_min, ptm->tm_sec);
+
+ memset(pack_buf, 0, size);
+ snprintf(pack_buf, size, "{\"devid\":\"%s\", \"time\":\"%s\",\"temperature\":\"%d.%d\"}",
+ pack_info->devid, strtime, temper_integer(pack_info->temper), temper_fract(pack_info->temper));
+
+ return strlen(pack_buf);
+}
+
--
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