TcpClient/Reactor 框架

2026-09-08 12:38:28 +08:00
parent ac4045a979
commit aae773a7fa
11 changed files with 801 additions and 1 deletions
@@ -0,0 +1,74 @@
+#include <c_TcpClient.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "c_Test.h"
+
+int main(int argc, char** argv){
+    c_Socket_Init();
+    const char* server_host = "127.0.0.1";
+    const char* server_port = "1313"; /* Your time server daytime service port */
+
+    c_TcpClient_t client;
+    printf("[CLIENT] Connecting to Time Server at %s:%s...\n", server_host, server_port);
+
+    /* 1. Establish a raw stream connection using your explicit family-agnostic constructor */
+    c_err_t err = c_TcpClient_Connect(&client, AF_INET, server_host, server_port, NULL);
+    if (err != C_SUCCESS) {
+        fprintf(stderr, "[ERROR] Unable to connect to remote Time Server host destination.\n");
+        return -1;
+    }
+
+    printf("[CLIENT] Connection successful! Awaiting network timestamp data package...\n");
+
+    char recv_buffer[128];
+    memset(recv_buffer, 0, sizeof(recv_buffer));
+    c_size_t total_bytes_read = 0;
+    char send_buffer[1024];
+    c_size_t send_bytes = 0;
+    /*
+     * 2. Execute a raw block read operation.
+     * Loop to read stream chunks until the server sends the full packet and shuts down (returns C_ERR_EOF).
+     */
+    while (true) {
+        c_size_t chunk_bytes = 0;
+        char* current_ptr = recv_buffer + total_bytes_read;
+        c_size_t available_space = sizeof(recv_buffer) - total_bytes_read - 1;
+
+        if (available_space == 0) break; /* Safety boundary ceiling check */
+
+        if (send_bytes == 0) {
+            c_size_t sz = snprintf(send_buffer, sizeof(send_buffer), "GET_TIME");
+            c_TcpClient_Send(&client, send_buffer, sz, &send_bytes);
+        }else {
+            // c_size_t sz = snprintf(send_buffer, sizeof(send_buffer), "STOP");
+            // c_TcpClient_Send(&client, send_buffer, sz, &send_bytes);
+            break;
+        }
+
+        err = c_TcpClient_Recv(&client, current_ptr, available_space, &chunk_bytes);
+
+        if (err == C_ERR_EOF) {
+            break; /* Server closed the connection gracefully, transaction complete */
+        }
+        if (err != C_SUCCESS) {
+            fprintf(stderr, "[ERROR] Network stream read transaction failure caught.\n");
+            c_TcpClient_Destroy(&client);
+            return -1;
+        }
+
+        total_bytes_read += chunk_bytes;
+    }
+
+    /* 3. Null-terminate the raw buffer safely before string logging operations */
+    recv_buffer[total_bytes_read] = '\0';
+
+    printf("\n  " COLOR_GREEN "[SUCCESS] Network Time String Intercepted:" COLOR_RESET "\n");
+    printf("  >>> %s", recv_buffer);
+
+    /* 4. Safely close physical socket descriptors and reclaim global system assets */
+    c_TcpClient_Destroy(&client);
+    printf("\n[CLIENT] Client connection resources cleanly recycled.\n");
+
+    c_Socket_Destroy();
+    return 0;
+}