mirror of
https://gitee.com/acl-dev/acl.git
synced 2024-12-04 12:59:39 +08:00
122 lines
3.0 KiB
C
122 lines
3.0 KiB
C
#include "lib_acl.h"
|
|
|
|
#if defined(_WIN32) || defined(_WIN64)
|
|
#define snprintf _snprintf
|
|
#endif
|
|
|
|
static void incr_string(ACL_VSTRING *vp, int len, const char* s, int debug)
|
|
{
|
|
int i;
|
|
|
|
printf("max: %ld, len: %ld, cnt: %ld\r\n", (long) vp->maxlen,
|
|
vp->vbuf.len, vp->vbuf.cnt);
|
|
|
|
for (i = 0; i < len; i++)
|
|
ACL_VSTRING_ADDCH(vp, 'x');
|
|
|
|
if (s && *s)
|
|
acl_vstring_sprintf_append(vp, "%s", s);
|
|
else
|
|
ACL_VSTRING_TERMINATE(vp);
|
|
|
|
if (debug)
|
|
printf("[%s]\r\n", acl_vstring_str(vp));
|
|
|
|
printf("strlen: %ld, ACL_VSTRING_LEN: %ld, max: %ld\r\n",
|
|
(long) strlen(acl_vstring_str(vp)),
|
|
(long) ACL_VSTRING_LEN(vp), (long) vp->maxlen);
|
|
|
|
printf("Enter any key to continue ...\r\n\r\n");
|
|
getchar();
|
|
|
|
ACL_VSTRING_RESET(vp);
|
|
ACL_VSTRING_TERMINATE(vp);
|
|
}
|
|
|
|
static void test_string(ACL_FILE_HANDLE fd, ssize_t max, int debug)
|
|
{
|
|
ACL_VSTRING *vp = acl_vstring_mmap_alloc(fd, 1, max);
|
|
const char *s = "hello world!";
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
incr_string(vp, max - 1, NULL, debug);
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
incr_string(vp, max - 1 - strlen(s), s, debug);
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
incr_string(vp, max, NULL, debug);
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
incr_string(vp, max + 2, NULL, debug);
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
acl_vstring_strcat(vp, s);
|
|
incr_string(vp, max - strlen(s) - 1, NULL, debug);
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
acl_vstring_strcat(vp, s);
|
|
incr_string(vp, max, NULL, debug);
|
|
|
|
printf("-------------------------------------------------------\r\n");
|
|
acl_vstring_strcat(vp, s);
|
|
incr_string(vp, max + 10, NULL, debug);
|
|
|
|
printf(">>>[%s]\r\n", acl_vstring_str(vp));
|
|
printf(">>>len: %ld, %ld, %p, %p\r\n",
|
|
(long) strlen(acl_vstring_str(vp)),
|
|
(long) ACL_VSTRING_LEN(vp),
|
|
acl_vstring_str(vp), acl_vstring_end(vp));
|
|
acl_vstring_free(vp);
|
|
}
|
|
|
|
static void usage(const char* procname)
|
|
{
|
|
printf("usage: %s -h[help] -f filename -n max_size -d [debug]\r\n", procname);
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
char filename[256];
|
|
int ch, debug = 0;
|
|
ssize_t max = 8192;
|
|
ACL_FILE_HANDLE fd;
|
|
|
|
snprintf(filename, sizeof(filename), "mmap.local");
|
|
|
|
while ((ch = getopt(argc, argv, "hf:n:d")) > 0) {
|
|
switch (ch) {
|
|
case 'h':
|
|
usage(argv[0]);
|
|
return 0;
|
|
case 'f':
|
|
snprintf(filename, sizeof(filename), "%s", optarg);
|
|
break;
|
|
case 'n':
|
|
max = atol(optarg);
|
|
break;
|
|
case 'd':
|
|
debug = 1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
acl_msg_stdout_enable(1);
|
|
|
|
printf("filename: %s, max size: %ld\r\n", filename, (long) max);
|
|
|
|
fd = acl_file_open(filename, O_RDWR | O_CREAT | O_TRUNC, 0600);
|
|
|
|
if (fd == ACL_FILE_INVALID) {
|
|
printf("open %s error %s\r\n", filename, acl_last_serror());
|
|
return 1;
|
|
}
|
|
|
|
test_string(fd, max, debug);
|
|
|
|
acl_file_close(fd);
|
|
return 0;
|
|
}
|