不用做服务器接收数据

This commit is contained in:
tangchao0503
2023-06-11 18:50:44 +08:00
parent bd21b73457
commit 0dc8a62b9a
3 changed files with 119 additions and 21 deletions

82
.gitignore vendored
View File

@ -1 +1,83 @@
# tc # tc
/.idea/*
/build/*
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
# User-specific stuff
.idea/**/workspace.xml
.idea/**/tasks.xml
.idea/**/usage.statistics.xml
.idea/**/dictionaries
.idea/**/shelf
# AWS User-specific
.idea/**/aws.xml
# Generated files
.idea/**/contentModel.xml
# Sensitive or high-churn files
.idea/**/dataSources/
.idea/**/dataSources.ids
.idea/**/dataSources.local.xml
.idea/**/sqlDataSources.xml
.idea/**/dynamic.xml
.idea/**/uiDesigner.xml
.idea/**/dbnavigator.xml
# Gradle
.idea/**/gradle.xml
.idea/**/libraries
# Gradle and Maven with auto-import
# When using Gradle or Maven with auto-import, you should exclude module files,
# since they will be recreated, and may cause churn. Uncomment if using
# auto-import.
# .idea/artifacts
# .idea/compiler.xml
# .idea/jarRepositories.xml
# .idea/modules.xml
# .idea/*.iml
# .idea/modules
# *.iml
# *.ipr
# CMake
cmake-build-*/
# Mongo Explorer plugin
.idea/**/mongoSettings.xml
# File-based project format
*.iws
# IntelliJ
out/
# mpeltonen/sbt-idea plugin
.idea_modules/
# JIRA plugin
atlassian-ide-plugin.xml
# Cursive Clojure plugin
.idea/replstate.xml
# SonarLint plugin
.idea/sonarlint/
# Crashlytics plugin (for Android Studio and IntelliJ)
com_crashlytics_export_strings.xml
crashlytics.properties
crashlytics-build.properties
fabric.properties
# Editor-based Rest Client
.idea/httpRequests
# Android studio 3.1+ serialized cache file
.idea/caches/build_file_checksums.ser

16
CMakeLists.txt Normal file
View File

@ -0,0 +1,16 @@
cmake_minimum_required(VERSION 3.17)
project(udpClient)
include_directories(/usr/include)
set(CMAKE_CXX_STANDARD 11)
file(GLOB_RECURSE SRC *.c)
#add_executable(${CMAKE_PROJECT_NAME}
# ${SRC}
# )
#
#target_link_libraries(${CMAKE_PROJECT_NAME})
add_executable(${CMAKE_PROJECT_NAME} udpClient.c)

View File

@ -51,25 +51,25 @@ int main(int argc, char *argv[])
sendto(sockfd, argv[2],strlen(argv[2]),0,(struct sockaddr *)&server,sizeof(server)); sendto(sockfd, argv[2],strlen(argv[2]),0,(struct sockaddr *)&server,sizeof(server));
socklen_t addrlen; // socklen_t addrlen;
addrlen=sizeof(server); // addrlen=sizeof(server);
while (1) // while (1)
{ // {
if((num=recvfrom(sockfd,buf,MAXDATASIZE,0,(struct sockaddr *)&peer,&addrlen))== -1) // if((num=recvfrom(sockfd,buf,MAXDATASIZE,0,(struct sockaddr *)&peer,&addrlen))== -1)
{ // {
printf("recvfrom() error\n"); // printf("recvfrom() error\n");
exit(1); // exit(1);
} // }
if (addrlen != sizeof(server) ||memcmp((const void *)&server, (const void *)&peer,addrlen) != 0) // if (addrlen != sizeof(server) ||memcmp((const void *)&server, (const void *)&peer,addrlen) != 0)
{ // {
printf("Receive message from otherserver.\n"); // printf("Receive message from otherserver.\n");
continue; // continue;
} // }
//
buf[num]='\0'; // buf[num]='\0';
printf("Server Message:%s\n",buf); // printf("Server Message:%s\n",buf);
break; // break;
} // }
close(sockfd); close(sockfd);
} }