diff options
author | Jeremy Allison <jra@samba.org> | 2016-01-06 17:02:52 -0800 |
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committer | Karolin Seeger <kseeger@samba.org> | 2016-02-24 11:38:54 +0100 |
commit | 72f4892c0b4cbf96042232781c837845eb178a10 (patch) | |
tree | 2c83b52060b898aa655e743352318bd381724a61 | |
parent | 09514d750d6fd59306bab80fb9ddeb1abe9d0b57 (diff) | |
download | samba-72f4892c0b4cbf96042232781c837845eb178a10.tar.gz |
CVE-2015-7560: s3: libsmb: Add SMB1-only POSIX cli_posix_setacl() functions. Needed for tests.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=11648
Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
-rw-r--r-- | source3/libsmb/clifile.c | 100 | ||||
-rw-r--r-- | source3/libsmb/proto.h | 11 |
2 files changed, 111 insertions, 0 deletions
diff --git a/source3/libsmb/clifile.c b/source3/libsmb/clifile.c index b353b2b8c6d..642f5974115 100644 --- a/source3/libsmb/clifile.c +++ b/source3/libsmb/clifile.c @@ -701,6 +701,106 @@ NTSTATUS cli_posix_getacl(struct cli_state *cli, } /**************************************************************************** + Do a POSIX setacl - pathname based ACL set (UNIX extensions). +****************************************************************************/ + +struct setacl_state { + uint8_t *data; +}; + +static void cli_posix_setacl_done(struct tevent_req *subreq); + +struct tevent_req *cli_posix_setacl_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct cli_state *cli, + const char *fname, + const void *data, + size_t num_data) +{ + struct tevent_req *req = NULL, *subreq = NULL; + struct setacl_state *state = NULL; + + req = tevent_req_create(mem_ctx, &state, struct setacl_state); + if (req == NULL) { + return NULL; + } + state->data = talloc_memdup(state, data, num_data); + if (tevent_req_nomem(state->data, req)) { + return tevent_req_post(req, ev); + } + + subreq = cli_setpathinfo_send(state, + ev, + cli, + SMB_SET_POSIX_ACL, + fname, + state->data, + num_data); + if (tevent_req_nomem(subreq, req)) { + return tevent_req_post(req, ev); + } + tevent_req_set_callback(subreq, cli_posix_setacl_done, req); + return req; +} + +static void cli_posix_setacl_done(struct tevent_req *subreq) +{ + NTSTATUS status = cli_setpathinfo_recv(subreq); + tevent_req_simple_finish_ntstatus(subreq, status); +} + +NTSTATUS cli_posix_setacl_recv(struct tevent_req *req) +{ + return tevent_req_simple_recv_ntstatus(req); +} + +NTSTATUS cli_posix_setacl(struct cli_state *cli, + const char *fname, + const void *acl_buf, + size_t acl_buf_size) +{ + TALLOC_CTX *frame = talloc_stackframe(); + struct tevent_context *ev = NULL; + struct tevent_req *req = NULL; + NTSTATUS status = NT_STATUS_OK; + + if (smbXcli_conn_has_async_calls(cli->conn)) { + /* + * Can't use sync call while an async call is in flight + */ + status = NT_STATUS_INVALID_PARAMETER; + goto fail; + } + + ev = samba_tevent_context_init(frame); + if (ev == NULL) { + status = NT_STATUS_NO_MEMORY; + goto fail; + } + + req = cli_posix_setacl_send(frame, + ev, + cli, + fname, + acl_buf, + acl_buf_size); + if (req == NULL) { + status = NT_STATUS_NO_MEMORY; + goto fail; + } + + if (!tevent_req_poll_ntstatus(req, ev, &status)) { + goto fail; + } + + status = cli_posix_setacl_recv(req); + + fail: + TALLOC_FREE(frame); + return status; +} + +/**************************************************************************** Stat a file (UNIX extensions). ****************************************************************************/ diff --git a/source3/libsmb/proto.h b/source3/libsmb/proto.h index e20e06cf058..d6706939ab8 100644 --- a/source3/libsmb/proto.h +++ b/source3/libsmb/proto.h @@ -268,6 +268,17 @@ NTSTATUS cli_posix_getacl(struct cli_state *cli, TALLOC_CTX *mem_ctx, size_t *prb_size, char **retbuf); +struct tevent_req *cli_posix_setacl_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct cli_state *cli, + const char *fname, + const void *acl_buf, + size_t acl_buf_size); +NTSTATUS cli_posix_setacl_recv(struct tevent_req *req); +NTSTATUS cli_posix_setacl(struct cli_state *cli, + const char *fname, + const void *acl_buf, + size_t acl_buf_size); struct tevent_req *cli_posix_stat_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, |