Implement an example for statvfs.

sample.c

@@ -21,6 +21,7 @@ clients must be made or how a client should react.
 
 #include <sys/select.h>
 #include <sys/time.h>
+#include <sys/statvfs.h>
 #ifdef HAVE_PTY_H
 #include <pty.h>
 #endif
@@ -280,6 +281,8 @@ void do_sftp(SSH_SESSION *session){
     SFTP_SESSION *sftp_session=sftp_new(session);
     SFTP_DIR *dir;
     SFTP_ATTRIBUTES *file;
+    SFTP_STATVFS *sftpstatvfs;
+    struct statvfs sysstatvfs;
     SFTP_FILE *fichier;
     SFTP_FILE *to;
     int len=1;
@@ -324,6 +327,67 @@ void do_sftp(SSH_SESSION *session){
 
     sftp_unlink(sftp_session, "/tmp/sftp_symlink_test");
 
+    sftpstatvfs = sftp_statvfs(sftp_session, "/tmp");
+    if (sftpstatvfs == NULL) {
+      fprintf(stderr, "statvfs failed (%s)\n", ssh_get_error(session));
+      return;
+    }
+
+    printf("sftp statvfs:\n"
+        "\tfile system block size: %llu\n"
+        "\tfundamental fs block size: %llu\n"
+        "\tnumber of blocks (unit f_frsize): %llu\n"
+        "\tfree blocks in file system: %llu\n"
+        "\tfree blocks for non-root: %llu\n"
+        "\ttotal file inodes: %llu\n"
+        "\tfree file inodes: %llu\n"
+        "\tfree file inodes for to non-root: %llu\n"
+        "\tfile system id: %llu\n"
+        "\tbit mask of f_flag values: %llu\n"
+        "\tmaximum filename length: %llu\n",
+        sftpstatvfs->f_bsize,
+        sftpstatvfs->f_frsize,
+        sftpstatvfs->f_blocks,
+        sftpstatvfs->f_bfree,
+        sftpstatvfs->f_bavail,
+        sftpstatvfs->f_files,
+        sftpstatvfs->f_ffree,
+        sftpstatvfs->f_favail,
+        sftpstatvfs->f_fsid,
+        sftpstatvfs->f_flag,
+        sftpstatvfs->f_namemax);
+
+    sftp_statvfs_free(sftpstatvfs);
+
+    if (statvfs("/tmp", &sysstatvfs) < 0) {
+      fprintf(stderr, "statvfs failed (%s)\n", strerror(errno));
+      return;
+    }
+
+    printf("sys statvfs:\n"
+        "\tfile system block size: %llu\n"
+        "\tfundamental fs block size: %llu\n"
+        "\tnumber of blocks (unit f_frsize): %llu\n"
+        "\tfree blocks in file system: %llu\n"
+        "\tfree blocks for non-root: %llu\n"
+        "\ttotal file inodes: %llu\n"
+        "\tfree file inodes: %llu\n"
+        "\tfree file inodes for to non-root: %llu\n"
+        "\tfile system id: %llu\n"
+        "\tbit mask of f_flag values: %llu\n"
+        "\tmaximum filename length: %llu\n",
+        sysstatvfs.f_bsize,
+        sysstatvfs.f_frsize,
+        sysstatvfs.f_blocks,
+        sysstatvfs.f_bfree,
+        sysstatvfs.f_bavail,
+        sysstatvfs.f_files,
+        sysstatvfs.f_ffree,
+        sysstatvfs.f_favail,
+        sysstatvfs.f_fsid,
+        sysstatvfs.f_flag,
+        sysstatvfs.f_namemax);
+
     /* the connection is made */
     /* opening a directory */
     dir=sftp_opendir(sftp_session,"./");
@@ -388,6 +452,7 @@ void do_sftp(SSH_SESSION *session){
         }
     }
     sftp_close(to);
+
     /* close the sftp session */
     sftp_free(sftp_session);
     printf("sftp session terminated\n");