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116 lines
2.6 KiB
C
116 lines
2.6 KiB
C
/*
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Unix SMB/CIFS implementation.
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Set NT ACLs on UNIX files.
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Copyright (C) Tim Potter <tpot@samba.org> 2004
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#ifdef HAVE_NO_ACLS
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int main(int argc, char **argv)
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{
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printf("ACL support not compiled in.");
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return 1;
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}
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#else
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static void setntacl(char *filename, struct security_descriptor *sd)
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{
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NTSTATUS status;
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struct ndr_push *ndr;
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ssize_t result;
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ndr = ndr_push_init();
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status = ndr_push_security_descriptor(
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ndr, NDR_SCALARS|NDR_BUFFERS, sd);
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result = setxattr(
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filename, "security.ntacl", ndr->data, ndr->offset, 0);
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if (result == -1) {
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fprintf(stderr, "%s: %s\n", filename, strerror(errno));
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exit(1);
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}
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}
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int main(int argc, char **argv)
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{
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char line[255];
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struct security_descriptor *sd;
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TALLOC_CTX *mem_ctx;
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struct security_acl *acl;
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setup_logging("setntacl", DEBUG_STDOUT);
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mem_ctx = talloc_init("setntacl");
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sd = sd_initialise(mem_ctx);
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fgets(line, sizeof(line), stdin);
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sd->owner_sid = dom_sid_parse_talloc(mem_ctx, line);
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fgets(line, sizeof(line), stdin);
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sd->group_sid = dom_sid_parse_talloc(mem_ctx, line);
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acl = talloc(mem_ctx, sizeof(struct security_acl));
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acl->revision = 2;
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acl->size = 0;
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acl->num_aces = 0;
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acl->aces = NULL;
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while(fgets(line, sizeof(line), stdin)) {
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int ace_type, ace_flags;
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uint32 ace_mask;
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char sidstr[255];
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struct dom_sid *sid;
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if (sscanf(line, "%d %d 0x%x %s", &ace_type, &ace_flags,
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&ace_mask, sidstr) != 4) {
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fprintf(stderr, "invalid ACL line\ndr");
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return 1;
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}
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acl->aces = talloc_realloc(mem_ctx, acl->aces,
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(acl->num_aces + 1) * sizeof(struct security_ace));
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acl->aces[acl->num_aces].type = ace_type;
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acl->aces[acl->num_aces].flags = ace_flags;
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acl->aces[acl->num_aces].access_mask = ace_mask;
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sid = dom_sid_parse_talloc(mem_ctx, sidstr);
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acl->aces[acl->num_aces].trustee = *sid;
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acl->num_aces++;
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}
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sd->dacl = acl;
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setntacl(argv[1], sd);
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return 0;
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}
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#endif /* HAVE_NO_ACLS */
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