void file_info_to_attrib(LPBY_HANDLE_FILE_INFORMATION file_info, FILE_ID_INFO *fileid_info, Attrib *a) { attrib_clear(a); a->flags = 0; a->flags |= SSH2_FILEXFER_ATTR_SIZE; a->size = (file_info->nFileSizeHigh * (MAXDWORD+1)) + file_info->nFileSizeLow; a->flags |= SSH2_FILEXFER_ATTR_UIDGID; a->uid = 0; a->gid = 0; a->flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; a->perm = 0644; if ( file_info->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) { a->perm = 0755; a->perm ^= S_IFDIR; } else { a->perm ^= S_IFREG; } if ( file_info->dwFileAttributes & FILE_ATTRIBUTE_READONLY ) a->perm &= ~0222; a->flags |= SSH2_FILEXFER_ATTR_ACMODTIME; a->atime = filetime_to_time_t( file_info->ftLastAccessTime ); a->mtime = filetime_to_time_t( file_info->ftLastWriteTime ); }
static void process_realpath(u_int32_t id) { char resolvedname[PATH_MAX]; char *path; int r; if ((r = sshbuf_get_cstring(iqueue, &path, NULL)) != 0) fatal("%s: buffer error: %s", __func__, ssh_err(r)); if (path[0] == '\0') { free(path); path = xstrdup("."); } debug3("request %u: realpath", id); verbose("realpath \"%s\"", path); if (realpath(path, resolvedname) == NULL) { send_status(id, errno_to_portable(errno)); } else { Stat s; attrib_clear(&s.attrib); s.name = s.long_name = resolvedname; send_names(id, 1, &s); } free(path); }
void SFTP::process_readlink(void) { u_int32_t id; //char buf[MAXPATHLEN]; char *utf8_path; id = get_int(); utf8_path = (char*) get_string(NULL); debug3("request %u: readlink", (unsigned) id); verbose("readlink \"%s\"", (char*) utf8_path); // TODO can be added on Vista+ #if 0 if ((len = readlink(path, buf, sizeof(buf) - 1)) == -1) send_status(id, errno_to_portable(::GetLastError ())); else { Stat s; buf[len] = '\0'; attrib_clear(&s.attrib); s.name = s.long_name = buf; send_names(id, 1, &s); } #endif const u_int32_t status = SSH2_FX_OP_UNSUPPORTED; send_status (id, status); xfree(utf8_path); }
static void process_realpath(void) { char resolvedname[MAXPATHLEN]; u_int32_t id; char *path; id = get_int(); path = get_string(NULL); if (path[0] == '\0') { xfree(path); path = xstrdup("."); } debug3("request %u: realpath", id); verbose("realpath \"%s\"", path); if (realpath(path, resolvedname) == NULL) { send_status(id, errno_to_portable(errno)); } else { Stat s; attrib_clear(&s.attrib); s.name = s.long_name = resolvedname; send_names(id, 1, &s); } xfree(path); }
static void process_readlink(u_int32_t id) { int len; char buf[MAXPATHLEN]; char *path; path = get_string(NULL); debug3("request %u: readlink", id); verbose("readlink \"%s\"", path); if ((len = readlink(path, buf, sizeof(buf) - 1)) == -1) send_status(id, errno_to_portable(errno)); else { Stat s; buf[len] = '\0'; attrib_clear(&s.attrib); s.name = s.long_name = buf; send_names(id, 1, &s); } #ifdef NERSC_MOD char* t1buf = encode_string( path, strlen(path)); s_audit("sftp_process_readlink_3", "count=%i int=%d uristring=%s", get_client_session_id(), (int)getppid(), t1buf); free(t1buf); #endif free(path); }
static void process_realpath(u_int32_t id) { char resolvedname[MAXPATHLEN]; char *path; path = get_string(NULL); if (path[0] == '\0') { free(path); path = xstrdup("."); } debug3("request %u: realpath", id); verbose("realpath \"%s\"", path); if (realpath(path, resolvedname) == NULL) { send_status(id, errno_to_portable(errno)); } else { Stat s; attrib_clear(&s.attrib); s.name = s.long_name = resolvedname; send_names(id, 1, &s); } #ifdef NERSC_MOD char* t1buf = encode_string(path, strlen(path)); s_audit("sftp_process_realpath_3", "count=%i int=%d uristring=%s", get_client_session_id(), (int)getppid(), t1buf); free(t1buf); #endif free(path); }
/* Decode attributes in buffer */ Attrib * decode_attrib(Buffer *b) { static Attrib a; attrib_clear(&a); a.flags = buffer_get_int(b); if (a.flags & SSH2_FILEXFER_ATTR_SIZE) a.size = buffer_get_int64(b); if (a.flags & SSH2_FILEXFER_ATTR_UIDGID) { a.uid = buffer_get_int(b); a.gid = buffer_get_int(b); } if (a.flags & SSH2_FILEXFER_ATTR_PERMISSIONS) a.perm = buffer_get_int(b); if (a.flags & SSH2_FILEXFER_ATTR_ACMODTIME) { a.atime = buffer_get_int(b); a.mtime = buffer_get_int(b); } /* vendor-specific extensions */ if (a.flags & SSH2_FILEXFER_ATTR_EXTENDED) { char *type, *data; int i, count; count = buffer_get_int(b); for (i = 0; i < count; i++) { type = buffer_get_string(b, NULL); data = buffer_get_string(b, NULL); debug3("Got file attribute \"%s\"", type); xfree(type); xfree(data); } } return &a; }
int ssh_mkdir_verb(const char *path, verbose_t verb) { Attrib a; u_int status, id; char *abspath; attrib_clear(&a); a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; a.perm = 0777; id = ftp->ssh_id++; abspath = ftp_path_absolute(path); stripslash(abspath); ssh_send_string_attrs_request(id, SSH2_FXP_MKDIR, abspath, strlen(abspath), &a); status = ssh_get_status(id); if(status != SSH2_FX_OK) { ftp_err("Couldn't create directory: %s\n", fx2txt(status)); free(abspath); return -1; } ftp_cache_flush_mark_for(abspath); free(abspath); return 0; }
/* FIXME: path must be absolute (check) */ int ssh_chmod(const char *path, const char *mode) { Attrib a; attrib_clear(&a); a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; a.perm = strtoul(mode, 0, 8); if(ssh_setstat(path, &a) == -1) return -1; ftp_cache_flush_mark_for(path); return 0; }
/* Convert from struct stat to filexfer attribs */ void stat_to_attrib(const struct stat *st, Attrib *a) { attrib_clear(a); a->flags = 0; a->flags |= SSH2_FILEXFER_ATTR_SIZE; a->size = st->st_size; a->flags |= SSH2_FILEXFER_ATTR_UIDGID; a->uid = st->st_uid; a->gid = st->st_gid; a->flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; a->perm = st->st_mode; a->flags |= SSH2_FILEXFER_ATTR_ACMODTIME; a->atime = st->st_atime; a->mtime = st->st_mtime; }
/* Decode attributes in buffer */ int decode_attrib(struct sshbuf *b, Attrib *a) { int r; attrib_clear(a); if ((r = sshbuf_get_u32(b, &a->flags)) != 0) return r; if (a->flags & SSH2_FILEXFER_ATTR_SIZE) { if ((r = sshbuf_get_u64(b, &a->size)) != 0) return r; } if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) { if ((r = sshbuf_get_u32(b, &a->uid)) != 0 || (r = sshbuf_get_u32(b, &a->gid)) != 0) return r; } if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) { if ((r = sshbuf_get_u32(b, &a->perm)) != 0) return r; } if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) { if ((r = sshbuf_get_u32(b, &a->atime)) != 0 || (r = sshbuf_get_u32(b, &a->mtime)) != 0) return r; } /* vendor-specific extensions */ if (a->flags & SSH2_FILEXFER_ATTR_EXTENDED) { char *type; u_char *data; size_t dlen; u_int i, count; if ((r = sshbuf_get_u32(b, &count)) != 0) fatal("%s: buffer error: %s", __func__, ssh_err(r)); for (i = 0; i < count; i++) { if ((r = sshbuf_get_cstring(b, &type, NULL)) != 0 || (r = sshbuf_get_string(b, &data, &dlen)) != 0) return r; debug3("Got file attribute \"%.100s\" len %zu", type, dlen); free(type); free(data); } } return 0; }
static void process_readlink(u_int32_t id) { int len; char buf[MAXPATHLEN]; char *path; path = get_string(NULL); debug3("request %u: readlink", id); verbose("readlink \"%s\"", path); if ((len = readlink(path, buf, sizeof(buf) - 1)) == -1) send_status(id, errno_to_portable(errno)); else { Stat s; buf[len] = '\0'; attrib_clear(&s.attrib); s.name = s.long_name = buf; send_names(id, 1, &s); } free(path); }
void SFTP::process_realpath(void) { u_int32_t id; char *utf8_path = 0; int status = SSH2_FX_OK; try { id = get_int(); utf8_path = (char*) get_string(NULL); debug3("request %u: realpath", (unsigned) id); verbose("realpath \"%s\"", utf8_path); SFTPFilePath path = pathFact.create_path (utf8_path); Stat s; attrib_clear(&s.attrib); s.name = s.long_name = xstrdup (toUTF8 (path.unix_form ()).c_str ()); verbose("realpath calculated is \"%s\"", s.name); send_names(id, 1, &s); } catch (Path::InvalidPath&) { //logit status = SSH2_FX_FAILURE; // TODO return the reason } catch (...) { status = SSH2_FX_FAILURE; error ("unhandled exception in %s", __FUNCTION__); } if (status != SSH2_FX_OK) send_status (id, status); if (utf8_path) xfree (utf8_path); }
static void process_readlink(void) { u_int32_t id; int len; char link[MAXPATHLEN]; char *path; id = get_int(); path = get_string(NULL); TRACE("readlink id %u path %s", id, path); if ((len = readlink(path, link, sizeof(link) - 1)) == -1) send_status(id, errno_to_portable(errno)); else { Stat s; link[len] = '\0'; attrib_clear(&s.attrib); s.name = s.long_name = link; send_names(id, 1, &s); } xfree(path); }
static void process_readlink(u_int32_t id) { int r, len; char buf[PATH_MAX]; char *path; if ((r = sshbuf_get_cstring(iqueue, &path, NULL)) != 0) fatal("%s: buffer error: %s", __func__, ssh_err(r)); debug3("request %u: readlink", id); verbose("readlink \"%s\"", path); if ((len = readlink(path, buf, sizeof(buf) - 1)) == -1) send_status(id, errno_to_portable(errno)); else { Stat s; buf[len] = '\0'; attrib_clear(&s.attrib); s.name = s.long_name = buf; send_names(id, 1, &s); } free(path); }
static int parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd, int err_abort) { char *path1, *path2, *tmp; int pflag, lflag, iflag, cmdnum, i; unsigned long n_arg; Attrib a, *aa; char path_buf[MAXPATHLEN]; int err = 0; glob_t g; path1 = path2 = NULL; cmdnum = parse_args(&cmd, &pflag, &lflag, &iflag, &n_arg, &path1, &path2); if (iflag != 0) err_abort = 0; memset(&g, 0, sizeof(g)); /* Perform command */ switch (cmdnum) { case 0: /* Blank line */ break; case -1: /* Unrecognized command */ err = -1; break; case I_GET: err = process_get(conn, path1, path2, *pwd, pflag); break; case I_PUT: err = process_put(conn, path1, path2, *pwd, pflag); break; case I_RENAME: path1 = make_absolute(path1, *pwd); path2 = make_absolute(path2, *pwd); err = do_rename(conn, path1, path2); break; case I_SYMLINK: path2 = make_absolute(path2, *pwd); err = do_symlink(conn, path1, path2); break; case I_RM: path1 = make_absolute(path1, *pwd); remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); for (i = 0; g.gl_pathv[i] && !interrupted; i++) { printf("Removing %s\n", g.gl_pathv[i]); err = do_rm(conn, g.gl_pathv[i]); if (err != 0 && err_abort) break; } break; case I_MKDIR: path1 = make_absolute(path1, *pwd); attrib_clear(&a); a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; a.perm = 0777; err = do_mkdir(conn, path1, &a); break; case I_RMDIR: path1 = make_absolute(path1, *pwd); err = do_rmdir(conn, path1); break; case I_CHDIR: path1 = make_absolute(path1, *pwd); if ((tmp = do_realpath(conn, path1)) == NULL) { err = 1; break; } if ((aa = do_stat(conn, tmp, 0)) == NULL) { xfree(tmp); err = 1; break; } if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) { error("Can't change directory: Can't check target"); xfree(tmp); err = 1; break; } if (!S_ISDIR(aa->perm)) { error("Can't change directory: \"%s\" is not " "a directory", tmp); xfree(tmp); err = 1; break; } xfree(*pwd); *pwd = tmp; break; case I_LS: if (!path1) { do_globbed_ls(conn, *pwd, *pwd, lflag); break; } /* Strip pwd off beginning of non-absolute paths */ tmp = NULL; if (*path1 != '/') tmp = *pwd; path1 = make_absolute(path1, *pwd); err = do_globbed_ls(conn, path1, tmp, lflag); break; case I_LCHDIR: if (chdir(path1) == -1) { error("Couldn't change local directory to " "\"%s\": %s", path1, strerror(errno)); err = 1; } break; case I_LMKDIR: if (mkdir(path1, 0777) == -1) { error("Couldn't create local directory " "\"%s\": %s", path1, strerror(errno)); err = 1; } break; case I_LLS: local_do_ls(cmd); break; case I_SHELL: local_do_shell(cmd); break; case I_LUMASK: umask(n_arg); printf("Local umask: %03lo\n", n_arg); break; case I_CHMOD: path1 = make_absolute(path1, *pwd); attrib_clear(&a); a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; a.perm = n_arg; remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); for (i = 0; g.gl_pathv[i] && !interrupted; i++) { printf("Changing mode on %s\n", g.gl_pathv[i]); err = do_setstat(conn, g.gl_pathv[i], &a); if (err != 0 && err_abort) break; } break; case I_CHOWN: case I_CHGRP: path1 = make_absolute(path1, *pwd); remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); for (i = 0; g.gl_pathv[i] && !interrupted; i++) { if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) { if (err != 0 && err_abort) break; else continue; } if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) { error("Can't get current ownership of " "remote file \"%s\"", g.gl_pathv[i]); if (err != 0 && err_abort) break; else continue; } aa->flags &= SSH2_FILEXFER_ATTR_UIDGID; if (cmdnum == I_CHOWN) { printf("Changing owner on %s\n", g.gl_pathv[i]); aa->uid = n_arg; } else { printf("Changing group on %s\n", g.gl_pathv[i]); aa->gid = n_arg; } err = do_setstat(conn, g.gl_pathv[i], aa); if (err != 0 && err_abort) break; } break; case I_PWD: printf("Remote working directory: %s\n", *pwd); break; case I_LPWD: if (!getcwd(path_buf, sizeof(path_buf))) { error("Couldn't get local cwd: %s", strerror(errno)); err = -1; break; } printf("Local working directory: %s\n", path_buf); break; case I_QUIT: /* Processed below */ break; case I_HELP: help(); break; case I_VERSION: printf("SFTP protocol version %u\n", sftp_proto_version(conn)); break; case I_PROGRESS: showprogress = !showprogress; if (showprogress) printf("Progress meter enabled\n"); else printf("Progress meter disabled\n"); break; default: fatal("%d is not implemented", cmdnum); } if (g.gl_pathc) globfree(&g); if (path1) xfree(path1); if (path2) xfree(path2); /* If an unignored error occurs in batch mode we should abort. */ if (err_abort && err != 0) return (-1); else if (cmdnum == I_QUIT) return (1); return (0); }