From 531eec836db917d851f50466d5a7533a1856cf3f Mon Sep 17 00:00:00 2001
From: penglei <1624952103@qq.com>
Date: Thu, 21 Aug 2025 15:22:20 +0800
Subject: [PATCH] =?utf8?q?=E5=A2=9E=E5=8A=A0pgnss=E7=BC=93=E5=AD=98?=
 =?utf8?q?=E6=97=A5=E5=BF=97?=
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

---
 .../gnss/sample/pgnss_sample/pgnss_sample.c   | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/code/sdk/zhihui/services/gnss/sample/pgnss_sample/pgnss_sample.c b/code/sdk/zhihui/services/gnss/sample/pgnss_sample/pgnss_sample.c
index d7130ad3d..a101cdef3 100644
--- a/code/sdk/zhihui/services/gnss/sample/pgnss_sample/pgnss_sample.c
+++ b/code/sdk/zhihui/services/gnss/sample/pgnss_sample/pgnss_sample.c
@@ -6,6 +6,8 @@
  */
 #include "pgnss_sample.h"
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include "securec.h"
 #include "tiot_service_interface.h"
 #include "pm_definition.h"
@@ -45,6 +47,8 @@ static int g_is_pgnss_poweron=0;
 static int g_is_pgnss_logon=0;
 static int g_pgnss_stopflag=0;
 
+static char *pgnss_log = NULL;
+
 static int32_t QryVersion(tiot_handle handle)
 {
     const uint8_t qryVersion[] = {0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00};
@@ -239,6 +243,19 @@ static void ListenGnssData(tiot_handle handle)
                     if (decode_nmea(pbuf[index])==1)
                     {
                         // dump_location_data(&g_global_gpsData);
+                        char temp_buf[512];
+                        dump_location_data_to_buf(&g_global_gpsData, temp_buf, sizeof(temp_buf));
+                        
+                        // 追加到pgnss_log中
+                        if (pgnss_log != NULL) {
+                            int current_len = strlen(pgnss_log);
+                            int data_len = strlen(temp_buf);
+                            if (current_len + data_len < 2047) {  // 留1字节给字符串结束符
+                                // strcat(pgnss_log, temp_buf);
+                                snprintf(pgnss_log + current_len, 2048 - current_len, "%s", temp_buf);
+                            }
+                        }
+                        
                         printf("decode_nmea done\r\n");
                     }
                 }
@@ -278,9 +295,24 @@ int PGnssLogEnable(bool enable)
 void PGnssServerStart(void)
 {
     printf("\nenter gnss samples\r\n");
+    
+    if (pgnss_log == NULL) 
+    {
+        pgnss_log = (char *)malloc(2048);
+        if (pgnss_log == NULL) {
+            printf("error: malloc pgnss_log failed!\n");
+            return;
+        }
+        memset(pgnss_log, 0, 2048);
+    }
+
     if(g_is_pgnss_poweron == 1)
     {
         printf("gnss already on\r\n");
+        if (pgnss_log != NULL) {
+            free(pgnss_log);
+            pgnss_log = NULL;
+        }
         return ;
     }
     uapi_pm_add_sleep_veto(PM_ID_SYS);
@@ -297,6 +329,11 @@ void PGnssServerStart(void)
         printf("tiot service init fail\r\n");
         g_is_pgnss_poweron = 0;
         g_pgnss_stopflag = 1;
+        if (pgnss_log != NULL) {
+            free(pgnss_log);
+            pgnss_log = NULL;
+        }
+        return;
     }
 
     // 打开日志文件
@@ -305,6 +342,10 @@ void PGnssServerStart(void)
         g_gnssLogFp = fopen("/user/log/gnss.log", "w");
         if (g_gnssLogFp == NULL) {
             printf("error: open log file error\n");
+            if (pgnss_log != NULL) {
+                free(pgnss_log);
+                pgnss_log = NULL;
+            }
             return;
         }
     }
@@ -316,6 +357,10 @@ void PGnssServerStart(void)
         printf("open tiot service fail\r\n");
         g_is_pgnss_poweron = 0;
         g_pgnss_stopflag = 1;
+        if (pgnss_log != NULL) {
+            free(pgnss_log);
+            pgnss_log = NULL;
+        }
         return;
     }
     printf("open tiot service success\r\n");
@@ -367,4 +412,11 @@ void PGnssServerStart(void)
     sw_debug_uart_deinit();
     uart_config_init();
     printf("finish gnss samples\r\n");
+    
+    printf("pgnss_log: %s\r\n", pgnss_log);
+    // 释放pgnss_log内存
+    if (pgnss_log != NULL) {
+        free(pgnss_log);
+        pgnss_log = NULL;
+    }
 }
-- 
2.17.1