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nsfs集成，完善posix文件系统接口支持

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This commit is contained in:
zhangzheng
2025-02-25 23:59:56 +08:00
parent 8e4d821a1d
commit d8a8b2e3f7
44 changed files with 359 additions and 602 deletions
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47
mkrtos_user/lib/letter-shell/demo/mkrtos/shell_fs_ext.c
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@@ -13,28 +13,55 @@
#include <errno.h>
#include "u_sys.h"
#include "unistd.h"
#include "u_malloc.h"
int ls(int argc, char *agrv[])
{
DIR *dir;
struct dirent *ptr;
int i;
char *path;
char *in_path;
int ret;
if (argc < 2)
{
return -1;
in_path = ".";
}
else
{
in_path = agrv[1];
}
dir = opendir(agrv[1]);
path = u_malloc(PAGE_SIZE);
if (path == NULL)
{
return -ENOMEM;
}
strcpy(path, in_path);
dir = opendir(in_path);
if (!dir)
{
u_free(path);
return 0;
}
while ((ptr = readdir(dir)) != NULL)
{
struct stat st = {0};
stat(ptr->d_name, &st);
printf("%s\t\t\t%dB\n", ptr->d_name, st.st_size);
strcat(path, "/");
strcat(path, ptr->d_name);
ret = stat(path, &st);
// if (ret >= 0)
// {
printf("%s\t\t\t%dB\n", path, st.st_size);
// }
// else
// {
// printf("error:%d\n", ret);
// }
strcpy(path, in_path);
}
closedir(dir);
u_free(path);
return 0;
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0) | SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN), ls, ls, ls command);
@@ -51,6 +78,18 @@ int rm(int argc, char *agrv[])
return ret;
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0) | SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN), rm, rm, rm command);
int cd(int argc, char *agrv[])
{
int ret;
if (argc < 2)
{
return -1;
}
ret = chdir(agrv[1]);
return ret;
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0) | SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN), cd, cd, cd command);
int cat(int argc, char *argv[])
{
if (argc != 2)