first commit

2025-08-22 13:52:24 +08:00
commit 05a551d523
257 changed files with 49217 additions and 0 deletions
@@ -0,0 +1,279 @@
+#include "utils.h"
+#include <stdio.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <sys/stat.h>
+#include <string.h>
+#include <sys/time.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "cJSON.h"
+#include <time.h>
+
+char header[1024] = {0};
+char send_request[1024] = {0};
+char send_end[1024] = {0};
+char http_boundary[64] = {0};
+
+unsigned long get_file_size(const char *path) // 获取文件大小
+{
+    unsigned long filesize = -1;
+    struct stat statbuff;
+    if (stat(path, &statbuff) < 0)
+    {
+        return filesize;
+    }
+    else
+    {
+        filesize = statbuff.st_size;
+    }
+    return filesize;
+}
+
+int create_socket(const char *ip, const unsigned int port)
+{
+    int cfd = -1;
+    struct sockaddr_in s_addr, c_addr;
+    cfd = socket(AF_INET, SOCK_STREAM, 0);
+    if (-1 == cfd)
+    {
+        printf("socket create fail\n");
+        return -1;
+    }
+
+    bzero(&s_addr, sizeof(struct sockaddr_in));
+    s_addr.sin_family = AF_INET;
+    s_addr.sin_addr.s_addr = inet_addr(ip);
+    s_addr.sin_port = htons(port);
+
+    if (-1 == connect(cfd, (struct sockaddr *)&s_addr, sizeof(struct sockaddr)))
+    {
+        printf("conect failed\n");
+        return -1;
+    }
+    return cfd;
+}
+
+void close_socket(int sockfd)
+{
+    if (sockfd < 0)
+    {
+        return;
+    }
+    close(sockfd);
+}
+
+int post_json(const char *ip, const unsigned int port, const char *host, const char *uri, cJSON *data)
+{
+    int cfd = -1, recbytes = -1;
+    struct sockaddr_in s_addr, c_addr;
+    char buffer[1024 * 10] = {0};
+
+    cfd = create_socket(ip, port);
+    if (cfd < 0)
+    {
+        printf("create sockfd failed\n");
+        return -1;
+    }
+
+    char *strs = cJSON_Print(data);
+
+    int totalsize = strlen(strs);
+    unsigned long head_len = snprintf(header, 1024, HTTP_HEAD, uri, host, "Content-Type: application/json", totalsize); // 头信息
+    totalsize += head_len;
+
+    char *request = (char *)malloc(totalsize); // 申请内存用于存放要发送的数据
+    if (request == NULL)
+    {
+        printf("malloc request fail !\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+    request[0] = '\0';
+    strcat(request, header); // http头信息
+    strcat(request, strs);   // json数据
+    free(strs);
+
+    if (-1 == write(cfd, request, totalsize))
+    {
+        printf("send http package fail!\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+
+    if (-1 == (recbytes = read(cfd, buffer, 10240)))
+    {
+        printf("read http ACK fail !\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+    buffer[recbytes] = '\0';
+
+    printf("got response %s\n", buffer);
+
+    free(request);
+    close_socket(cfd);
+    return 0;
+}
+
+int post_data(const char *ip, const unsigned int port, char *host, char *uri, const char *filepath)
+{
+    int cfd = -1, recbytes = -1;
+    struct sockaddr_in s_addr, c_addr;
+    char buffer[1024 * 10] = {0};
+
+    /*
+        cfd = socket(AF_INET, SOCK_STREAM, 0);
+        if (-1 == cfd) {
+            printf("socket create fail\n");
+            return -1;
+        }
+
+        bzero(&s_addr, sizeof(struct sockaddr_in));
+        s_addr.sin_family = AF_INET;
+        s_addr.sin_addr.s_addr = inet_addr(ip);
+        s_addr.sin_port = htons(port);
+
+        if (-1 == connect(cfd, (struct sockaddr*)&s_addr, sizeof(struct sockaddr))) {
+            printf("conect failed\n");
+            return -1;
+        }
+        */
+
+    cfd = create_socket(ip, port);
+    if (cfd < 0)
+    {
+        printf("create sockfd failed\n");
+        return -1;
+    }
+
+    long long int timestamp;
+    struct timeval tv;
+    gettimeofday(&tv, NULL);
+    timestamp = (long long int)tv.tv_sec * 1000 + tv.tv_usec;
+    snprintf(http_boundary, 64, "---------------------------%lld", timestamp);
+
+    unsigned long totalsize = 0;
+    unsigned long filesize = get_file_size(filepath);                                                  // 文件大小
+    unsigned long request_len = snprintf(send_request, 1024, UPLOAD_REQUEST, http_boundary, filepath); // 请求信息
+    unsigned long end_len = snprintf(send_end, 1024, "\r\n--%s--\r\n", http_boundary);                 // 结束信息
+    totalsize = filesize + request_len + end_len;
+
+    char application[128] = {0};
+    snprintf(application, 128, "multipart/form-data; boundary=%s", http_boundary);
+    unsigned long head_len = snprintf(header, 1024, HTTP_HEAD, uri, host, application, totalsize); // 头信息
+    totalsize += head_len;
+
+    char *request = (char *)malloc(totalsize); // 申请内存用于存放要发送的数据
+    if (request == NULL)
+    {
+        printf("malloc request fail !\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+    request[0] = '\0';
+
+    strcat(request, header);           // http头信息
+    strcat(request, send_request);     // 文件图片请求信息
+    FILE *fp = fopen(filepath, "rb+"); // 打开要上传的图片
+    if (fp == NULL)
+    {
+        printf("open file fail!\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+    int readbyte = fread(request + head_len + request_len, 1, filesize, fp); // 读取上传的图片信息
+    if (readbyte < 1024)                                                     // 小于1024个字节 则认为图片有问题
+    {
+        printf("Read picture data fail!\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+    memcpy(request + head_len + request_len + filesize, send_end, end_len); // http结束信息
+
+    /*********  发送http 请求 ***********/
+    if (-1 == write(cfd, request, totalsize))
+    {
+        printf("send http package fail!\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+
+    if (-1 == (recbytes = read(cfd, buffer, 10240)))
+    {
+        printf("read http ACK fail !\r\n");
+        close_socket(cfd);
+        return -1;
+    }
+    buffer[recbytes] = '\0';
+
+    printf("got response %s\n", buffer);
+
+    free(request);
+    fclose(fp);
+    close_socket(cfd);
+    return 0;
+}
+
+// outbuf should be larger than 15 digits 20060102150405\0,
+// 返回这个时间片里，还剩下多少秒时间
+int get_current_time_gap(current_time_gap_t *gap)
+{
+    time_t now;
+
+    now = time(NULL);
+    int resgap = now % TIMEGAP;
+
+    gap->now = now;
+    gap->now_gap = now - resgap;
+    gap->gap_remaining = TIMEGAP - resgap;
+    gap->next_gap = now - resgap + TIMEGAP;
+    return 0;
+}
+
+double current_time_stamp()
+{
+    time_t now;
+    now = time(NULL);
+    return double(now);
+}
+
+uint64_t convert_time_to_name(time_t now)
+{
+    struct tm now_time;
+    localtime_r(&now, &now_time);
+
+    uint64_t res = ((uint64_t)(1900 + now_time.tm_year)) * 1e10 + ((uint64_t)(1 + now_time.tm_mon)) * 1e8 +
+                   ((uint64_t)now_time.tm_mday) * 1e6 + ((uint64_t)now_time.tm_hour) * 1e4 +
+                   ((uint64_t)now_time.tm_min) * 1e2 + (uint64_t)now_time.tm_sec;
+
+    return res;
+}
+
+
+int read_data_from_file(const char *path, char **out_data)
+{
+    FILE *fp = fopen(path, "rb");
+    if(fp == NULL) {
+        printf("fopen %s fail!\n", path);
+        return -1;
+    }
+    fseek(fp, 0, SEEK_END);
+    int file_size = ftell(fp);
+    char *data = (char *)malloc(file_size+1);
+    data[file_size] = 0;
+    fseek(fp, 0, SEEK_SET);
+    if(file_size != fread(data, 1, file_size, fp)) {
+        printf("fread %s fail!\n", path);
+        free(data);
+        fclose(fp);
+        return -1;
+    }
+    if(fp) {
+        fclose(fp);
+    }
+    *out_data = data;
+    return file_size;
+}