^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: MIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Wrapper functions for the shfl host calls.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2006-2018 Oracle Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/mm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/vbox_err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/vbox_utils.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "vfsmod.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #define SHFL_REQUEST \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) (VMMDEV_REQUESTOR_KERNEL | VMMDEV_REQUESTOR_USR_DRV_OTHER | \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) VMMDEV_REQUESTOR_CON_DONT_KNOW | VMMDEV_REQUESTOR_TRUST_NOT_GIVEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) static u32 vboxsf_client_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) int vboxsf_connect(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) struct vbg_dev *gdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) struct vmmdev_hgcm_service_location loc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) int err, vbox_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) loc.type = VMMDEV_HGCM_LOC_LOCALHOST_EXISTING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) strcpy(loc.u.localhost.service_name, "VBoxSharedFolders");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) gdev = vbg_get_gdev();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) if (IS_ERR(gdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) return -ENODEV; /* No guest-device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) err = vbg_hgcm_connect(gdev, SHFL_REQUEST, &loc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) &vboxsf_client_id, &vbox_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) vbg_put_gdev(gdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) return err ? err : vbg_status_code_to_errno(vbox_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) void vboxsf_disconnect(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) struct vbg_dev *gdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) int vbox_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) gdev = vbg_get_gdev();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) if (IS_ERR(gdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) return; /* guest-device is gone, already disconnected */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) vbg_hgcm_disconnect(gdev, SHFL_REQUEST, vboxsf_client_id, &vbox_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) vbg_put_gdev(gdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) static int vboxsf_call(u32 function, void *parms, u32 parm_count, int *status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct vbg_dev *gdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) int err, vbox_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) gdev = vbg_get_gdev();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) if (IS_ERR(gdev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) return -ESHUTDOWN; /* guest-dev removed underneath us */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) err = vbg_hgcm_call(gdev, SHFL_REQUEST, vboxsf_client_id, function,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) U32_MAX, parms, parm_count, &vbox_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) vbg_put_gdev(gdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) if (err < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) if (status)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) *status = vbox_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) return vbg_status_code_to_errno(vbox_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) int vboxsf_map_folder(struct shfl_string *folder_name, u32 *root)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct shfl_map_folder parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) int err, status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) parms.path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) parms.path.u.pointer.size = shfl_string_buf_size(folder_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) parms.path.u.pointer.u.linear_addr = (uintptr_t)folder_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) parms.root.u.value32 = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) parms.delimiter.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) parms.delimiter.u.value32 = '/';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) parms.case_sensitive.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) parms.case_sensitive.u.value32 = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) err = vboxsf_call(SHFL_FN_MAP_FOLDER, &parms, SHFL_CPARMS_MAP_FOLDER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) if (err == -ENOSYS && status == VERR_NOT_IMPLEMENTED)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) vbg_err("%s: Error host is too old\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) *root = parms.root.u.value32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) int vboxsf_unmap_folder(u32 root)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) struct shfl_unmap_folder parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) return vboxsf_call(SHFL_FN_UNMAP_FOLDER, &parms,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) SHFL_CPARMS_UNMAP_FOLDER, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) * vboxsf_create - Create a new file or folder
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) * @root: Root of the shared folder in which to create the file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) * @parsed_path: The path of the file or folder relative to the shared folder
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) * @param: create_parms Parameters for file/folder creation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) * Create a new file or folder or open an existing one in a shared folder.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) * Note this function always returns 0 / success unless an exceptional condition
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) * occurs - out of memory, invalid arguments, etc. If the file or folder could
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) * not be opened or created, create_parms->handle will be set to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) * SHFL_HANDLE_NIL on return. In this case the value in create_parms->result
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) * provides information as to why (e.g. SHFL_FILE_EXISTS), create_parms->result
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) * is also set on success as additional information.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) * Returns:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) * 0 or negative errno value.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) int vboxsf_create(u32 root, struct shfl_string *parsed_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) struct shfl_createparms *create_parms)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) struct shfl_create parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) parms.path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) parms.path.u.pointer.size = shfl_string_buf_size(parsed_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) parms.path.u.pointer.u.linear_addr = (uintptr_t)parsed_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) parms.parms.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) parms.parms.u.pointer.size = sizeof(struct shfl_createparms);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) parms.parms.u.pointer.u.linear_addr = (uintptr_t)create_parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) return vboxsf_call(SHFL_FN_CREATE, &parms, SHFL_CPARMS_CREATE, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) int vboxsf_close(u32 root, u64 handle)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) struct shfl_close parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) parms.handle.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) parms.handle.u.value64 = handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) return vboxsf_call(SHFL_FN_CLOSE, &parms, SHFL_CPARMS_CLOSE, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) int vboxsf_remove(u32 root, struct shfl_string *parsed_path, u32 flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) struct shfl_remove parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) parms.path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) parms.path.u.pointer.size = shfl_string_buf_size(parsed_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) parms.path.u.pointer.u.linear_addr = (uintptr_t)parsed_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) parms.flags.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) parms.flags.u.value32 = flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) return vboxsf_call(SHFL_FN_REMOVE, &parms, SHFL_CPARMS_REMOVE, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) int vboxsf_rename(u32 root, struct shfl_string *src_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) struct shfl_string *dest_path, u32 flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) struct shfl_rename parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) parms.src.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) parms.src.u.pointer.size = shfl_string_buf_size(src_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) parms.src.u.pointer.u.linear_addr = (uintptr_t)src_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) parms.dest.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) parms.dest.u.pointer.size = shfl_string_buf_size(dest_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) parms.dest.u.pointer.u.linear_addr = (uintptr_t)dest_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) parms.flags.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) parms.flags.u.value32 = flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) return vboxsf_call(SHFL_FN_RENAME, &parms, SHFL_CPARMS_RENAME, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) int vboxsf_read(u32 root, u64 handle, u64 offset, u32 *buf_len, u8 *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) struct shfl_read parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) parms.handle.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) parms.handle.u.value64 = handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) parms.offset.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) parms.offset.u.value64 = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) parms.cb.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) parms.cb.u.value32 = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) parms.buffer.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) parms.buffer.u.pointer.size = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) parms.buffer.u.pointer.u.linear_addr = (uintptr_t)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) err = vboxsf_call(SHFL_FN_READ, &parms, SHFL_CPARMS_READ, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) *buf_len = parms.cb.u.value32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) int vboxsf_write(u32 root, u64 handle, u64 offset, u32 *buf_len, u8 *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) struct shfl_write parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) parms.handle.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) parms.handle.u.value64 = handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) parms.offset.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) parms.offset.u.value64 = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) parms.cb.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) parms.cb.u.value32 = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) parms.buffer.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) parms.buffer.u.pointer.size = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) parms.buffer.u.pointer.u.linear_addr = (uintptr_t)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) err = vboxsf_call(SHFL_FN_WRITE, &parms, SHFL_CPARMS_WRITE, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) *buf_len = parms.cb.u.value32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) /* Returns 0 on success, 1 on end-of-dir, negative errno otherwise */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) int vboxsf_dirinfo(u32 root, u64 handle,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) struct shfl_string *parsed_path, u32 flags, u32 index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) u32 *buf_len, struct shfl_dirinfo *buf, u32 *file_count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) struct shfl_list parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) int err, status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) parms.handle.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) parms.handle.u.value64 = handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) parms.flags.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) parms.flags.u.value32 = flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) parms.cb.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) parms.cb.u.value32 = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) if (parsed_path) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) parms.path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) parms.path.u.pointer.size = shfl_string_buf_size(parsed_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) parms.path.u.pointer.u.linear_addr = (uintptr_t)parsed_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) parms.path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) parms.path.u.pointer.size = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) parms.path.u.pointer.u.linear_addr = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) parms.buffer.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) parms.buffer.u.pointer.size = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) parms.buffer.u.pointer.u.linear_addr = (uintptr_t)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) parms.resume_point.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) parms.resume_point.u.value32 = index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) parms.file_count.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) parms.file_count.u.value32 = 0; /* out parameter only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) err = vboxsf_call(SHFL_FN_LIST, &parms, SHFL_CPARMS_LIST, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) if (err == -ENODATA && status == VERR_NO_MORE_FILES)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) err = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) *buf_len = parms.cb.u.value32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) *file_count = parms.file_count.u.value32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) int vboxsf_fsinfo(u32 root, u64 handle, u32 flags,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) u32 *buf_len, void *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) struct shfl_information parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) parms.handle.type = VMMDEV_HGCM_PARM_TYPE_64BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) parms.handle.u.value64 = handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) parms.flags.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) parms.flags.u.value32 = flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) parms.cb.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) parms.cb.u.value32 = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) parms.info.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) parms.info.u.pointer.size = *buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) parms.info.u.pointer.u.linear_addr = (uintptr_t)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) err = vboxsf_call(SHFL_FN_INFORMATION, &parms, SHFL_CPARMS_INFORMATION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) *buf_len = parms.cb.u.value32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) int vboxsf_readlink(u32 root, struct shfl_string *parsed_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) u32 buf_len, u8 *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) struct shfl_readLink parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) parms.path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) parms.path.u.pointer.size = shfl_string_buf_size(parsed_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) parms.path.u.pointer.u.linear_addr = (uintptr_t)parsed_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) parms.buffer.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) parms.buffer.u.pointer.size = buf_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) parms.buffer.u.pointer.u.linear_addr = (uintptr_t)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) return vboxsf_call(SHFL_FN_READLINK, &parms, SHFL_CPARMS_READLINK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) int vboxsf_symlink(u32 root, struct shfl_string *new_path,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) struct shfl_string *old_path, struct shfl_fsobjinfo *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) struct shfl_symlink parms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) parms.root.type = VMMDEV_HGCM_PARM_TYPE_32BIT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) parms.root.u.value32 = root;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) parms.new_path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) parms.new_path.u.pointer.size = shfl_string_buf_size(new_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) parms.new_path.u.pointer.u.linear_addr = (uintptr_t)new_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) parms.old_path.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) parms.old_path.u.pointer.size = shfl_string_buf_size(old_path);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) parms.old_path.u.pointer.u.linear_addr = (uintptr_t)old_path;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) parms.info.type = VMMDEV_HGCM_PARM_TYPE_LINADDR_KERNEL_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) parms.info.u.pointer.size = sizeof(struct shfl_fsobjinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) parms.info.u.pointer.u.linear_addr = (uintptr_t)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) return vboxsf_call(SHFL_FN_SYMLINK, &parms, SHFL_CPARMS_SYMLINK, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) int vboxsf_set_utf8(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) return vboxsf_call(SHFL_FN_SET_UTF8, NULL, 0, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) int vboxsf_set_symlinks(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) return vboxsf_call(SHFL_FN_SET_SYMLINKS, NULL, 0, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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