adb_server

cooolr 于 2021-08-31 发布
//system.c
#include <stdio.h>
#include <string.h>

char * call(char *command) {
    char buffer[10*1024];
    static char output[1*1024*1024];
	memset(output, 0, sizeof(output));
    FILE *fp = popen(command, "r");
    while (fgets(buffer, sizeof(buffer), fp)) {
        strcat(output, buffer);
    }
    fclose(fp);
	return output;
}

/*
int main(void) {
    char *output;
	output = call("pwd\0");
    output = call("pwd\0");
    printf("%s", output);
    return 1;
}
*/
#include <stdio.h>
#include <string.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <unistd.h>
#include "system.c"
#define PORT 55228

int main() {
	int socket_desc, client_sock, c, read_size;
	struct sockaddr_in server, client;
	int addrlen = sizeof(client);
	char client_message[2048];
	char *call_result;
	// Create socket
	socket_desc = socket(AF_INET, SOCK_STREAM, 0);
	// Prepare the sockaddr_in structure
	server.sin_family = AF_INET;
	server.sin_addr.s_addr = INADDR_ANY;
	server.sin_port = htons(PORT);
	// Bind
	bind(socket_desc, (struct sockaddr *)&server, sizeof(server));
	// Listen
	listen(socket_desc, 3);
	// Accept
	while ( (client_sock = accept(socket_desc, (struct sockaddr *)&client, (socklen_t*)&addrlen)) ) {
	    // Receive  a message from client
	    while ( (read_size = recv(client_sock, client_message, sizeof(client_message), 0)) > 0 ) {
		    // Send the message back to client
		    call_result = call(client_message);
			if (strlen(call_result) > 0) {
		    	write(client_sock, call_result, strlen(call_result));
			} else {
				write(client_sock, "1", 1);
			}
	    }
	}
	return 0;
}