| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 | client string routines
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| 4 | Copyright (C) Andrew Tridgell 2001
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| 5 | Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003
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| 6 |
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| 7 | This program is free software; you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 3 of the License, or
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| 10 | (at your option) any later version.
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| 11 |
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| 12 | This program is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 |
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| 21 | #include "includes.h"
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| 22 | #include "libsmb/libsmb.h"
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| 23 |
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| 24 | size_t clistr_push_fn(const char *function,
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| 25 | unsigned int line,
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| 26 | struct cli_state *cli,
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| 27 | void *dest,
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| 28 | const char *src,
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| 29 | int dest_len,
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| 30 | int flags)
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| 31 | {
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| 32 | size_t buf_used = PTR_DIFF(dest, cli->outbuf);
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| 33 | if (dest_len == -1) {
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| 34 | if (((ptrdiff_t)dest < (ptrdiff_t)cli->outbuf) || (buf_used > cli->bufsize)) {
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| 35 | DEBUG(0, ("Pushing string of 'unlimited' length into non-SMB buffer!\n"));
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| 36 | return push_string_base(function, line,
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| 37 | cli->outbuf,
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| 38 | (uint16_t)(cli_ucs2(cli) ? FLAGS2_UNICODE_STRINGS : 0),
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| 39 | dest, src, -1, flags);
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| 40 | }
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| 41 | return push_string_base(function, line,
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| 42 | cli->outbuf,
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| 43 | (uint16_t)(cli_ucs2(cli) ? FLAGS2_UNICODE_STRINGS : 0),
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| 44 | dest, src, cli->bufsize - buf_used,
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| 45 | flags);
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| 46 | }
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| 47 |
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| 48 | /* 'normal' push into size-specified buffer */
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| 49 | return push_string_base(function, line,
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| 50 | cli->outbuf,
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| 51 | (uint16_t)(cli_ucs2(cli) ? FLAGS2_UNICODE_STRINGS : 0),
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| 52 | dest, src, dest_len, flags);
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| 53 | }
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| 54 |
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| 55 | size_t clistr_pull_fn(const char *function,
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| 56 | unsigned int line,
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| 57 | const char *inbuf,
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| 58 | char *dest,
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| 59 | const void *src,
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| 60 | int dest_len,
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| 61 | int src_len,
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| 62 | int flags)
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| 63 | {
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| 64 | return pull_string_fn(function, line, inbuf,
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| 65 | SVAL(inbuf, smb_flg2), dest, src, dest_len,
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| 66 | src_len, flags);
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| 67 | }
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| 68 |
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| 69 | size_t clistr_pull_talloc_fn(const char *function,
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| 70 | unsigned int line,
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| 71 | TALLOC_CTX *ctx,
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| 72 | const char *base,
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| 73 | uint16_t flags2,
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| 74 | char **pp_dest,
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| 75 | const void *src,
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| 76 | int src_len,
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| 77 | int flags)
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| 78 | {
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| 79 | return pull_string_talloc_fn(function,
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| 80 | line,
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| 81 | ctx,
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| 82 | base,
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| 83 | flags2,
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| 84 | pp_dest,
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| 85 | src,
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| 86 | src_len,
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| 87 | flags);
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| 88 | }
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| 89 |
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| 90 | size_t clistr_align_out(struct cli_state *cli, const void *p, int flags)
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| 91 | {
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| 92 | return align_string(cli->outbuf, (const char *)p, flags);
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| 93 | }
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