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-rw-r--r--src/vfs/fish/helpers/get105
1 files changed, 105 insertions, 0 deletions
diff --git a/src/vfs/fish/helpers/get b/src/vfs/fish/helpers/get
new file mode 100644
index 0000000..762267a
--- /dev/null
+++ b/src/vfs/fish/helpers/get
@@ -0,0 +1,105 @@
+#RETR $FISH_FILENAME $FISH_START_OFFSET
+LC_TIME=C
+export LC_TIME
+fish_get_perl ()
+{
+FILENAME=$1
+OFFSET=$2
+perl -e '
+use strict;
+use POSIX;
+use Fcntl;
+my $filename = $ARGV[0];
+my $pos = $ARGV[1];
+my $content;
+my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = lstat("$filename");
+my $n;
+if (open IFILE,$filename) {
+ if ($size<$pos) {
+ printf("0\n");
+ } else {
+ $size-=$pos;
+ printf("$size\n");
+ }
+ printf("### 100\n");
+ seek (IFILE, $pos, 0);
+ while ($n = read(IFILE,$content,$blksize)!= 0) {
+ print $content;
+ }
+ close IFILE;
+ printf("### 200\n");
+} else {
+ printf("### 500\n");
+}
+exit 0
+' "${FILENAME}" $OFFSET
+}
+
+fish_get_tail ()
+{
+FILENAME=$1
+OFFSET=$2
+LC_TIME=C
+export LC_TIME
+if dd if="${FILENAME}" of=/dev/null bs=1 count=1 2>/dev/null ; then
+ file_size=`ls -ln "${FILENAME}" 2>/dev/null | (
+ read p l u g s r
+ echo $s
+ )`
+ if [ $OFFSET -gt 0 ]; then
+ file_size=`expr $file_size - $OFFSET`
+ OFFSET=`expr $OFFSET + 1`
+ fi
+ if [ $file_size -gt 0 ]; then
+ echo $file_size
+ else
+ echo 0
+ fi
+ echo "### 100"
+ if [ $OFFSET -gt 0 ]; then
+ tail -c +${OFFSET} "${FILENAME}"
+ else
+ cat "${FILENAME}"
+ fi
+ echo "### 200"
+else
+ echo "### 500"
+fi
+}
+
+fish_get_dd ()
+{
+FILENAME=$1
+OFFSET=$2
+LC_TIME=C
+export LC_TIME
+if dd if="${FILENAME}" of=/dev/null bs=1 count=1 2>/dev/null ; then
+ file_size=`ls -ln "${FILENAME}" 2>/dev/null | (
+ read p l u g s r
+ echo $s
+ )`
+ file_size=`expr $file_size - $OFFSET`
+ if [ $file_size -gt 0 ]; then
+ echo $file_size
+ else
+ echo 0
+ fi
+ echo "### 100"
+ if [ $OFFSET -gt 0 ]; then
+ dd skip=$OFFSET ibs=1 if="${FILENAME}" 2>/dev/null
+ else
+ cat "${FILENAME}"
+ fi
+ echo "### 200"
+else
+ echo "### 500"
+fi
+}
+
+if [ -n "${FISH_HAVE_PERL}" ]; then
+ fish_get_perl "/${FISH_FILENAME}" ${FISH_START_OFFSET}
+elif [ -n "${FISH_HAVE_TAIL}" ]; then
+ fish_get_tail "/${FISH_FILENAME}" ${FISH_START_OFFSET}
+else
+ fish_get_dd "/${FISH_FILENAME}" ${FISH_START_OFFSET}
+fi