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https://github.com/riba2534/TCP-IP-NetworkNote.git
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docs: 全面校对全部章节文档与示例代码
通过多智能体工作流对 19 章笔记(README.md)与 96 个 .c 示例代码做深度 审查与对抗性验证,修复 317 处确认问题,涵盖: 技术正确性: - 修复缓冲区溢出:echo_mpserv.c / echo_storeserv.c 等的 read(buf, BUFSIZ) 改为 BUF_SIZE(buf 仅 30 字节,BUFSIZ 远大于此) - 修复 open() 缺少 mode 参数:low_open.c / fd_seri.c / desto.c 等 O_CREAT 调用补 0644(原导致 low_read 链路失败) - 修复 feof 循环 off-by-one:news_sender.c / echo_stdserv.c 改用 fgets 返回值判断 - 修复线程竞态:chat_server.c / webserv_linux.c 的 &clnt_sock 栈地址 传子线程改为 malloc 分配 + free - 修复索引混淆:char_EPLTserv.c 错用 clnt_sock 查找改为 ep_events[i].data.fd - 修复格式化符:thread4.c 的 sizeof 用 %d 改为 %zu - 修正习题答案:ch01 fd 序号、ch13 MSG_OOB 加粗项、ch09 Nagle 等 文档规范: - 统一术语:IPv4/IPv6、接收(receive)/连接(connection) - 修正错别字:occured→occurred、cooffee→coffee、Usgae→Usage、 eerror→error、proess→process 等 - 修复病句、补全习题答案解释 - GitHub 绝对 URL 改为相对路径,统一项目引用规范 - 同步根 README.md(前言 + 19 章合并) 另:重命名 ch10/remove_zomebie.c → remove_zombie.c(修正拼写) 所有 .c 文件经 gcc 编译验证通过(ch17 epoll 文件因 macOS 无 sys/epoll.h 跳过,已人工复核)。
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@@ -17,10 +17,9 @@ void error_handling(char *message);
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int main(int argc, char *argv[])
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{
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int serv_sock, clnt_sock;
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int serv_sock;
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struct sockaddr_in serv_adr, clnt_adr;
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int clnt_adr_size;
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char buf[BUF_SIZE];
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pthread_t t_id;
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if (argc != 2)
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{
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@@ -41,10 +40,11 @@ int main(int argc, char *argv[])
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while (1)
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{
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clnt_adr_size = sizeof(clnt_adr);
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clnt_sock = accept(serv_sock, (struct sockaddr *)&clnt_adr, &clnt_adr_size);
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int *clnt_sock_p = malloc(sizeof(int));
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*clnt_sock_p = accept(serv_sock, (struct sockaddr *)&clnt_adr, &clnt_adr_size);
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printf("Connection Request : %s:%d\n",
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inet_ntoa(clnt_adr.sin_addr), ntohs(clnt_adr.sin_port));
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pthread_create(&t_id, NULL, request_handler, &clnt_sock);
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pthread_create(&t_id, NULL, request_handler, clnt_sock_p);
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pthread_detach(t_id);
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}
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close(serv_sock);
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@@ -54,6 +54,7 @@ int main(int argc, char *argv[])
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void *request_handler(void *arg)
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{
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int clnt_sock = *((int *)arg);
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free(arg);
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char req_line[SMALL_BUF];
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FILE *clnt_read;
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FILE *clnt_write;
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@@ -70,7 +71,7 @@ void *request_handler(void *arg)
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send_error(clnt_write);
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fclose(clnt_read);
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fclose(clnt_write);
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return;
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return NULL;
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}
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strcpy(method, strtok(req_line, " /"));
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strcpy(file_name, strtok(NULL, " /"));
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@@ -80,7 +81,7 @@ void *request_handler(void *arg)
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send_error(clnt_write);
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fclose(clnt_read);
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fclose(clnt_write);
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return;
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return NULL;
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}
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fclose(clnt_read);
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send_data(clnt_write, ct, file_name);
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@@ -99,6 +100,7 @@ void send_data(FILE *fp, char *ct, char *file_name)
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if (send_file == NULL)
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{
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send_error(fp);
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fclose(fp);
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return;
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}
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@@ -108,7 +110,7 @@ void send_data(FILE *fp, char *ct, char *file_name)
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fputs(cnt_len, fp);
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fputs(cnt_type, fp);
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//传输请求数据
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//传输响应体数据
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while (fgets(buf, BUF_SIZE, send_file) != NULL)
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{
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fputs(buf, fp);
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@@ -121,9 +123,13 @@ char *content_type(char *file)
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{
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char extension[SMALL_BUF];
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char file_name[SMALL_BUF];
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char *ext;
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strcpy(file_name, file);
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strtok(file_name, ".");
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strcpy(extension, strtok(NULL, "."));
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ext = strtok(NULL, ".");
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if (ext == NULL)
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return "text/plain";
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strcpy(extension, ext);
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if (!strcmp(extension, "html") || !strcmp(extension, "htm"))
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return "text/html";
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