Annotation of libaitcli/src/cli.c, revision 1.6.4.4
1.1 misho 1: /*************************************************************************
2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
3: * by Michael Pounov <misho@openbsd-bg.org>
4: *
5: * $Author: misho $
1.6.4.4 ! misho 6: * $Id: cli.c,v 1.6.4.3 2013/10/08 09:51:02 misho Exp $
1.1 misho 7: *
1.3 misho 8: **************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
1.5 misho 15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
1.3 misho 16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
1.1 misho 46: #include "global.h"
47:
48:
49: /*
1.5 misho 50: * cli_Cmd_Exit() - Builtin helper function for Exit from Cli
51: *
1.6 misho 52: * @cli_buffer = CLI buffer
1.6.4.3 misho 53: * @idx = Config level
1.1 misho 54: * @args = Parsed arguments array
1.2 misho 55: * return: RETCODE_EOF exit from Cli!
1.1 misho 56: */
1.6.4.4 ! misho 57: int
! 58: cli_Cmd_Exit(void * __restrict cli_buffer, int idx, char ** __restrict args)
1.1 misho 59: {
1.6 misho 60: cli_Printf(cli_buffer, "\n");
1.2 misho 61: return RETCODE_EOF;
1.1 misho 62: }
63:
64: /*
1.5 misho 65: * cli_Cmd_Help() - Builtin helper function for Help screen
66: *
1.6 misho 67: * @cli_buffer = CLI buffer
1.6.4.3 misho 68: * @idx = Config level
1.1 misho 69: * @args = Parsed arguments array
1.2 misho 70: * return: RETCODE_ERR in error or RETCODE_OK
1.1 misho 71: */
1.6.4.4 ! misho 72: int
! 73: cli_Cmd_Help(void * __restrict cli_buffer, int idx, char ** __restrict args)
1.1 misho 74: {
1.6 misho 75: linebuffer_t *buf = cli_buffer;
1.2 misho 76: struct tagCommand *cmd;
1.1 misho 77:
1.6 misho 78: if (!cli_buffer) {
1.5 misho 79: cli_SetErr(EINVAL, "Invalid input parameters ...");
1.2 misho 80: return RETCODE_ERR;
81: }
1.1 misho 82:
1.2 misho 83: cli_Printf(buf, "\n");
1.1 misho 84: if (!args) {
1.6.4.2 misho 85: SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) {
86: if (cmd->cmd_level != idx)
87: continue;
88:
1.2 misho 89: cli_Printf(buf, "%s\t\t%s\n", cmd->cmd_name, cmd->cmd_help);
1.6.4.2 misho 90: }
1.1 misho 91: } else {
92: if (!args[1])
1.2 misho 93: cli_Printf(buf, "Help screen::\n");
1.1 misho 94: else
95: if (!strncmp(args[1], "---", 3))
1.2 misho 96: return RETCODE_OK;
1.1 misho 97:
1.2 misho 98: SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) {
1.6.4.2 misho 99: if (cmd->cmd_level != idx)
100: continue;
1.6.4.1 misho 101: if (args[1] && (cmd->cmd_level != idx || strcmp(args[1], cmd->cmd_name)))
1.1 misho 102: continue;
103:
1.2 misho 104: cli_Printf(buf, "%s%s\t\t%s\n", args[1] ? "Syntax::\n\t" : "", cmd->cmd_name,
105: args[1] ? cmd->cmd_info: cmd->cmd_help);
1.1 misho 106: }
107: }
1.6 misho 108: cli_Printf(cli_buffer, "\r");
1.1 misho 109:
1.2 misho 110: return RETCODE_OK;
1.1 misho 111: }
112:
113: /*
1.5 misho 114: * cli_Cmd_Unsupported() - Builtin helper function for unsupported commands
115: *
1.6 misho 116: * @cli_buffer = CLI buffer
1.6.4.3 misho 117: * @idx = Config level
1.1 misho 118: * @args = Parsed arguments array
1.2 misho 119: * return: RETCODE_OK ok
1.1 misho 120: */
1.6.4.4 ! misho 121: int
! 122: cli_Cmd_Unsupported(void * __restrict cli_buffer, int idx, char ** __restrict args)
1.1 misho 123: {
1.6 misho 124: cli_Printf(cli_buffer, "Command %s not supported in this version ...\n", args[0]);
1.2 misho 125: return RETCODE_OK;
1.1 misho 126: }
1.6.4.3 misho 127:
128: /*
129: * cli_Cmd_Config() - Builtin helper function for enter into config level from Cli
130: *
131: * @cli_buffer = CLI buffer
132: * @idx = Config level
133: * @args = Parsed arguments array
134: * return: RETCODE_ERR in error or RETCODE_OK
135: */
1.6.4.4 ! misho 136: int
! 137: cli_Cmd_Config(void * __restrict cli_buffer, int idx, char ** __restrict args)
1.6.4.3 misho 138: {
1.6.4.4 ! misho 139: linebuffer_t *buf = cli_buffer;
! 140:
! 141: if (idx == sizeof idx * 8)
! 142: return RETCODE_ERR;
! 143:
! 144: buf->line_level++;
1.6.4.3 misho 145: return RETCODE_OK;
146: }
147:
148: /*
149: * cli_Cmd_End() - Builtin helper function for end config level from Cli
150: *
151: * @cli_buffer = CLI buffer
152: * @idx = Config level
153: * @args = Parsed arguments array
1.6.4.4 ! misho 154: * return: RETCODE_EOF in level 0 or RETCODE_OK
1.6.4.3 misho 155: */
1.6.4.4 ! misho 156: int
! 157: cli_Cmd_End(void * __restrict cli_buffer, int idx, char ** __restrict args)
1.6.4.3 misho 158: {
1.6.4.4 ! misho 159: linebuffer_t *buf = cli_buffer;
! 160:
! 161: if (!idx)
! 162: cli_Cmd_Exit(cli_buffer, idx, args);
! 163:
! 164: buf->line_level--;
! 165: return RETCODE_OK;
! 166: }
! 167:
! 168: /*
! 169: * cli_Cmd_Top() - Builtin helper function for top level of Cli
! 170: *
! 171: * @cli_buffer = CLI buffer
! 172: * @idx = Config level
! 173: * @args = Parsed arguments array
! 174: * return: RETCODE_OK ok
! 175: */
! 176: int
! 177: cli_Cmd_Top(void * __restrict cli_buffer, int idx, char ** __restrict args)
! 178: {
! 179: linebuffer_t *buf = cli_buffer;
! 180:
! 181: buf->line_level ^= buf->line_level;
1.6.4.3 misho 182: return RETCODE_OK;
183: }
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