diff options
| -rw-r--r-- | smbinfo.c | 48 | ||||
| -rw-r--r-- | smbinfo.rst | 2 |
2 files changed, 50 insertions, 0 deletions
@@ -89,6 +89,8 @@ usage(char *name) " Prints FileStandardInfo for a cifs file.\n" " fsctl-getobjid:\n" " Prints the objectid of the file and GUID of the underlying volume.\n" + " getcompression:\n" + " Prints the compression setting for the file.\n" " list-snapshots:\n" " List the previous versions of the volume that backs this file.\n" " quota:\n" @@ -253,6 +255,50 @@ fsctlgetobjid(int f) } static void +print_getcompression(uint8_t *sd) +{ + uint16_t u16; + + memcpy(&u16, &sd[0], 2); + u16 = le16toh(u16); + + printf("Compression: "); + switch (u16) { + case 0: + printf("(0) NONE\n"); + break; + case 2: + printf("(2) LZNT1\n"); + break; + default: + printf("(%d) UNKNOWN\n", u16); + break; + } +} + +static void +getcompression(int f) +{ + struct smb_query_info *qi; + + qi = malloc(sizeof(struct smb_query_info) + 2); + memset(qi, 0, sizeof(qi) + 2); + qi->info_type = 0x9003c; + qi->file_info_class = 0; + qi->additional_information = 0; + qi->input_buffer_length = 2; + qi->flags = PASSTHRU_FSCTL; + + if (ioctl(f, CIFS_QUERY_INFO, qi) < 0) { + fprintf(stderr, "ioctl failed with %s\n", strerror(errno)); + exit(1); + } + print_getcompression((uint8_t *)(&qi[1])); + + free(qi); +} + +static void print_fileaccessinfo(uint8_t *sd, int type) { uint32_t access_flags; @@ -1135,6 +1181,8 @@ int main(int argc, char *argv[]) filestandardinfo(f); else if (!strcmp(argv[optind], "fsctl-getobjid")) fsctlgetobjid(f); + else if (!strcmp(argv[optind], "getcompression")) + getcompression(f); else if (!strcmp(argv[optind], "list-snapshots")) list_snapshots(f); else if (!strcmp(argv[optind], "quota")) diff --git a/smbinfo.rst b/smbinfo.rst index be4c829..500ce0e 100644 --- a/smbinfo.rst +++ b/smbinfo.rst @@ -67,6 +67,8 @@ COMMAND `fsctl-getobjid`: Prints the ObjectID +`getcompression`: Prints the compression setting for the file. + `list-snapshots`: Lists the previous versions of the volume that backs this file `quota`: Print the quota for the volume in the form |