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implemented a simple untar method in hio-webs

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This commit is contained in:
hyung-hwan 2022-12-13 16:17:39 +00:00
parent 7904964e0d
commit f917a0ec69
4 changed files with 53 additions and 14 deletions
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2
Makefile.in
View File

@ -165,7 +165,7 @@ am__DIST_COMMON = $(srcdir)/Dockerfile.in $(srcdir)/Makefile.in \
$(top_srcdir)/ac/config.guess $(top_srcdir)/ac/config.sub \
$(top_srcdir)/ac/install-sh $(top_srcdir)/ac/ltmain.sh \
$(top_srcdir)/ac/missing $(top_srcdir)/pkgs/hio.spec.in \
ac/ar-lib ac/compile ac/config.guess ac/config.sub \
ac/ar-lib ac/compile ac/config.guess ac/config.sub ac/depcomp \
ac/install-sh ac/ltmain.sh ac/missing
DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
distdir = $(PACKAGE)-$(VERSION)

43
bin/webs.c
View File

@ -11,11 +11,13 @@ struct htts_ext_t
};
typedef struct htts_ext_t htts_ext_t;
void untar (hio_t* hio, hio_dev_thr_iopair_t* iop, hio_svc_htts_thr_func_info_t* tfi, void* ctx)
{
FILE* wfp = NULL;
FILE* wfp = HIO_NULL;
htts_ext_t* ext;
hio_tar_t* tar = HIO_NULL;
hio_uint8_t buf[4096];
ssize_t n;
ext = hio_svc_htts_getxtn(tfi->htts);
@ -26,21 +28,38 @@ void untar (hio_t* hio, hio_dev_thr_iopair_t* iop, hio_svc_htts_thr_func_info_t*
goto done;
}
#if 0
if (hio_extract_tarfd(hio, iop->rfd, ext->docroot + tfi->req_path) <= -1)
tar = hio_tar_open(hio, 0);
if (!tar)
{
/* TODO: better error message */
write (iop->wfd, "Status: 500\r\n\r\n", 15);
write (iop->wfd, "Status: 500\r\n\r\n", 15);
goto done;
}
#endif
hio_tar_setxrootwithbcstr (tar, ext->docroot);
while (1)
{
n = read(iop->rfd, buf, HIO_COUNTOF(buf));
if (n <= 0) break; /* eof or error */
if (hio_tar_xfeed(tar, buf, n) <= -1)
{
write (iop->wfd, "Status: 500\r\n\r\n", 20);
goto done;
}
}
hio_tar_endxfeed (tar);
write (iop->wfd, "Status: 200\r\n\r\n", 15);
done:
if (tar)
{
hio_tar_close (tar);
}
if (wfp)
{
iop->wfd = HIO_SYSHND_INVALID; /* prevent double close by the main library */
iop->wfd = HIO_SYSHND_INVALID; /* prevent double close by the main library since this function closes it with fclose() */
fclose (wfp);
}
}
@ -178,7 +197,13 @@ int main (int argc, char* argv[])
}
hio_setoption (hio, HIO_LOG_TARGET_BCSTR, "/dev/stderr");
{
hio_bitmask_t logmask;
hio_getoption (hio, HIO_LOG_MASK, &logmask);
logmask |= HIO_LOG_GUARDED;
hio_setoption (hio, HIO_LOG_MASK, &logmask);
}
g_hio = hio;
if (webs_start(hio, argv[1], argv[2]) <= -1) goto oops;

7
lib/hio-tar.h
View File

@ -85,6 +85,8 @@ struct hio_tar_t
struct
{
hio_bch_t root[2048];
hio_tar_state_t state;
struct
{
@ -135,6 +137,11 @@ HIO_EXPORT int hio_tar_xfeed (
hio_oow_t len
);
HIO_EXPORT void hio_tar_setxrootwithbcstr (
hio_tar_t* tar,
const hio_bch_t* root
);
#if defined(__cplusplus)
}
#endif

15
lib/tar.c
View File

@ -136,11 +136,13 @@ static int x_process_header (hio_tar_t* tar)
}
hio_becs_clear (&tar->x.hi.filename);
if (hio_becs_cat(&tar->x.hi.filename, hdr->prefix) == (hio_oow_t)-1 ||
hio_becs_cat(&tar->x.hi.filename, hdr->name) == (hio_oow_t)-1)
if (tar->x.root[0] != '\0')
{
return -1;
if (hio_becs_cat(&tar->x.hi.filename, tar->x.root) == (hio_oow_t)-1) return -1;
if (HIO_BECS_LASTCHAR(&tar->x.hi.filename) != '/' && hio_becs_ccat(&tar->x.hi.filename, '/') == (hio_oow_t)-1) return -1;
}
if (hio_becs_cat(&tar->x.hi.filename, hdr->prefix) == (hio_oow_t)-1 ||
hio_becs_cat(&tar->x.hi.filename, hdr->name) == (hio_oow_t)-1) return -1;
filename = HIO_BECS_PTR(&tar->x.hi.filename);
switch (hdr->typeflag)
@ -158,7 +160,7 @@ static int x_process_header (hio_tar_t* tar)
mknod (filename, S_IFBLK | tar->x.hi.filemode, ((tar->x.hi.devmajor << 8) | tar->x.hi.devminor));
break;
case HIO_TAR_DIRTYPE:
create_dir (hdr->name, tar->x.hi.filemode);
create_dir (filename, tar->x.hi.filemode);
break;
case HIO_TAR_FIFOTYPE:
mkfifo (filename, tar->x.hi.filemode);
@ -272,3 +274,8 @@ int hio_tar_xfeed (hio_tar_t* tar, const void* ptr, hio_oow_t len)
return 0;
}
void hio_tar_setxrootwithbcstr (hio_tar_t* tar, const hio_bch_t* root)
{
hio_copy_bcstr (tar->x.root, HIO_COUNTOF(tar->x.root), root); /* TOOD: handle truncation. make tar->x.root dyanmic? */
}