static int __sys_getc(ACL_VSTREAM *stream)
{
stream->read_cnt = __vstream_sys_read(stream);
if (stream->read_cnt <= 0)
return (ACL_VSTREAM_EOF);
else
return (ACL_VSTREAM_GETC(stream));
}
static int test_vstream(void)
{
const char *filename = "test.txt";
ACL_VSTREAM *fp = acl_vstream_fopen(filename, O_RDWR | O_CREAT, 0644, 1024);
struct acl_stat sbuf;
char buf[256];
struct tm *local_time;
acl_lib_init();
if (fp == NULL) {
printf("open file(%s) error(%s)\r\n", filename, acl_last_serror());
end();
return (-1);
}
if (acl_vstream_fstat(fp, &sbuf) < 0) {
acl_vstream_close(fp);
printf("fstat file(%s) error(%s)\r\n", filename, acl_last_serror());
end();
return (-1);
}
printf("file(%s) stat:\r\n", filename);
printf("size=%d\r\n", (int) sbuf.st_size);
local_time = localtime(&sbuf.st_mtime);
if (local_time) {
strftime(buf, sizeof(buf), "%Y/%m/%d %H:%M:%S", local_time);
printf("修改时间，mtime=%s\r\n", buf);
} else {
printf("mtime: error(%s)\r\n", acl_last_serror());
}
local_time = localtime(&sbuf.st_ctime);
if (local_time) {
strftime(buf, sizeof(buf), "%Y/%m/%d %H:%M:%S", local_time);
printf("创建时间，ctime=%s\r\n", buf);
} else {
printf("ctime: error(%s)\r\n", acl_last_serror());
}
local_time = localtime(&sbuf.st_atime);
if (local_time) {
strftime(buf, sizeof(buf), "%Y/%m/%d %H:%M:%S", local_time);
printf("访问时间，atime=%s\r\n", buf);
} else {
printf("atime: error(%s)\r\n", acl_last_serror());
}
int ch, ch1;
ch = ACL_VSTREAM_GETC(fp);
ch = 'a';
for (int i = 0; i < 100; i++) {
ch1 = ACL_VSTREAM_PUTC(ch, fp);
assert(ch1 == ch);
printf("ok write char: %c\n", ch1);
}
ACL_VSTREAM_PUTC('\n', fp);
acl_vstream_fclose(fp);
end();
FILE *fp1 = fopen("test.txt", "w+");
assert(fp1);
int ret = fputs("hello", fp1);
printf("ret: %d\n", ret);
fclose(fp1);
return (0);
}
