forked from xuos/xiuos
145 lines
4.2 KiB
C
Executable File
145 lines
4.2 KiB
C
Executable File
/*
|
|
* Copyright (c) 2020 AIIT XUOS Lab
|
|
* XiUOS is licensed under Mulan PSL v2.
|
|
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
|
* You may obtain a copy of Mulan PSL v2 at:
|
|
* http://license.coscl.org.cn/MulanPSL2
|
|
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
|
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
|
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
|
* See the Mulan PSL v2 for more details.
|
|
*/
|
|
#include <assert.h>
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "libfs.h"
|
|
#include "libserial.h"
|
|
#include "simple_service.h"
|
|
#include "usyscall.h"
|
|
|
|
int string_to_integer(const char* str)
|
|
{
|
|
assert(str);
|
|
while (*str == ' ') {
|
|
str++;
|
|
}
|
|
int is_positive = 1; // 默认是正
|
|
if (*str - '+' == 0) {
|
|
is_positive = 1;
|
|
str++;
|
|
}
|
|
if (*str - '-' == 0) {
|
|
is_positive = 0;
|
|
str++;
|
|
}
|
|
long long result = 0; // int可能存不下 改为long long较为合适虽然返回值会丢失精度但感觉不要紧
|
|
while ('0' <= *str && *str <= '9') {
|
|
result *= 10;
|
|
result += *str - '0'; // 如'1' ascii的值为 49 '0'的ascii的值为48 相减得到1
|
|
|
|
if (result > INT32_MAX || result < INT32_MIN) // 可能出现的溢出问题
|
|
{
|
|
return result > INT32_MAX ? INT32_MAX : INT32_MIN;
|
|
}
|
|
|
|
str++;
|
|
}
|
|
return is_positive ? (result) : -result;
|
|
}
|
|
|
|
void itoa(int num, char* str, int radix)
|
|
{
|
|
int i = 0;
|
|
int sum;
|
|
unsigned int num1 = num; // 如果是负数求补码，必须将他的绝对值放在无符号位中在进行求反码
|
|
char str1[33] = { 0 };
|
|
if (num < 0) { // 求出负数的补码
|
|
num = -num;
|
|
num1 = ~num;
|
|
num1 += 1;
|
|
}
|
|
if (num == 0) {
|
|
str1[i] = '0';
|
|
|
|
i++;
|
|
}
|
|
while (num1 != 0) { // 进行进制运算
|
|
sum = num1 % radix;
|
|
str1[i] = (sum > 9) ? (sum - 10) + 'a' : sum + '0';
|
|
num1 = num1 / radix;
|
|
i++;
|
|
}
|
|
i--;
|
|
int j = 0;
|
|
for (i; i >= 0; i--) { // 逆序输出
|
|
str[i] = str1[j];
|
|
j++;
|
|
}
|
|
}
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
int id = 1;
|
|
if (argc >= 2) {
|
|
id = string_to_integer(argv[1]);
|
|
}
|
|
|
|
struct Session session_wait;
|
|
struct Session session_nowait;
|
|
if (connect_session(&session_wait, "SimpleServer", 4096) < 0 || connect_session(&session_nowait, "SimpleServer", 4096) < 0) {
|
|
printf("connect session failed\n");
|
|
exit(1);
|
|
}
|
|
|
|
// test no wait ipc
|
|
char *buf1 = NULL, *buf2 = NULL;
|
|
struct IpcMsg* msg1 = hello_string_nowait(&session_nowait, &buf1, 32);
|
|
struct IpcMsg* msg2 = hello_string_nowait(&session_nowait, &buf2, 128);
|
|
|
|
// test ipc add(wait version)
|
|
int ret = 0;
|
|
ret = add(&session_wait, 17, 22);
|
|
printf("ipc_add 17 + 22 = %d\n", ret);
|
|
ret = add(&session_wait, 9, 9);
|
|
printf("ipc_add 9 + 9 = %d\n", ret);
|
|
|
|
struct Session fs_session;
|
|
static char id_buf[33] = { 0 };
|
|
if (id > 1) {
|
|
if (connect_session(&fs_session, "MemFS", 8192) < 0) {
|
|
printf("connect fs_session failed\n");
|
|
} else {
|
|
int fd;
|
|
itoa(id - 1, id_buf, 10);
|
|
char* shell_task_param[3] = { "/simple_client", id_buf, 0 };
|
|
if ((fd = open(&fs_session, shell_task_param[0])) >= 0) {
|
|
if (spawn(&fs_session, fd, read, fsize, shell_task_param[0], shell_task_param) < 0) {
|
|
printf("Syscall Spawn simple_client failed\n");
|
|
}
|
|
if (spawn(&fs_session, fd, read, fsize, shell_task_param[0], shell_task_param) < 0) {
|
|
printf("Syscall Spawn simple_client failed\n");
|
|
}
|
|
close(&fs_session, fd);
|
|
} else {
|
|
printf("Open %s failed\n", shell_task_param[0]);
|
|
}
|
|
free_session(&fs_session);
|
|
}
|
|
}
|
|
|
|
ipc_session_wait(&session_nowait);
|
|
printf("buf1: %s\n", buf1);
|
|
ipc_session_forward(&session_nowait);
|
|
|
|
ipc_session_wait(&session_nowait);
|
|
printf("buf2: %s\n", buf2);
|
|
ipc_session_forward(&session_nowait);
|
|
|
|
free_session(&session_wait);
|
|
free_session(&session_nowait);
|
|
|
|
exit(0);
|
|
}
|