Provide option -m for markdown help dump, -h for text dump
[proxmark3-svn] / client / cmdparser.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // Command parser
9 //-----------------------------------------------------------------------------
10
11 #include <stdio.h>
12 #include <stdlib.h>
13 #include <string.h>
14 #include "ui.h"
15 #include "cmdparser.h"
16 #include "proxmark3.h"
17
18 void CmdsHelp(const command_t Commands[])
19 {
20 if (Commands[0].Name == NULL)
21 return;
22 int i = 0;
23 while (Commands[i].Name)
24 {
25 if(Commands[i].Offline)
26 {
27 PrintAndLog("%-16s \t%s", Commands[i].Name, Commands[i].Help);
28 }else
29 {
30 PrintAndLog("%-16s @\t%s", Commands[i].Name, Commands[i].Help);
31 }
32 ++i;
33 }
34 }
35
36 void CmdsParse(const command_t Commands[], const char *Cmd)
37 {
38 if(strcmp( Cmd, "XX_internal_command_dump_XX") == 0)
39 {// Help dump children
40 dumpCommandsRecursive(Commands, 0);
41 return;
42 }
43 if(strcmp( Cmd, "XX_internal_command_dump_markdown_XX") == 0)
44 {// Markdown help dump children
45 dumpCommandsRecursive(Commands, 1);
46 return;
47 }
48 char cmd_name[32];
49 int len = 0;
50 memset(cmd_name, 0, 32);
51 sscanf(Cmd, "%31s%n", cmd_name, &len);
52 int i = 0;
53 while (Commands[i].Name && strcmp(Commands[i].Name, cmd_name))
54 ++i;
55
56 /* try to find exactly one prefix-match */
57 if(!Commands[i].Name) {
58 int last_match = 0;
59 int matches = 0;
60
61 for(i=0;Commands[i].Name;i++) {
62 if( !strncmp(Commands[i].Name, cmd_name, strlen(cmd_name)) ) {
63 last_match = i;
64 matches++;
65 }
66 }
67 if(matches == 1) i=last_match;
68 }
69
70 if (Commands[i].Name) {
71 while (Cmd[len] == ' ')
72 ++len;
73 Commands[i].Parse(Cmd + len);
74 } else {
75 // show help for selected hierarchy or if command not recognised
76 CmdsHelp(Commands);
77 }
78 }
79
80 char pparent[512] = {0};
81 char *parent = pparent;
82
83 void dumpCommandsRecursive(const command_t cmds[], int markdown)
84 {
85 if (cmds[0].Name == NULL)
86 return;
87
88 int i = 0;
89 int w_cmd=25;
90 int w_off=8;
91 // First, dump all single commands, which are not a container for
92 // other commands
93 if (markdown) {
94 printf("command|offline|description\n");
95 printf("-------|-------|-----------\n");
96 } else {
97 printf("%-*s|%-*s|%s\n",w_cmd,"command",w_off,"offline","description");
98 printf("%-*s|%-*s|%s\n",w_cmd,"-------",w_off,"-------","-----------");
99 }
100
101 while (cmds[i].Name)
102 {
103 char* cmd_offline = "N";
104 if(cmds[i].Help[0] == '{' && ++i) continue;
105
106 if ( cmds[i].Offline) cmd_offline = "Y";
107 if (markdown)
108 printf("|`%s%s`|%s|`%s`|\n", parent, cmds[i].Name,cmd_offline, cmds[i].Help);
109 else
110 printf("%s%-*s|%-*s|%s\n", parent, w_cmd-(int)strlen(parent), cmds[i].Name, w_off, cmd_offline, cmds[i].Help);
111 ++i;
112 }
113 printf("\n\n");
114 i=0;
115 // Then, print the categories. These will go into subsections with their own tables
116
117 while (cmds[i].Name)
118 {
119 if(cmds[i].Help[0] != '{' && ++i) continue;
120
121 printf("### %s%s\n\n %s\n\n", parent, cmds[i].Name, cmds[i].Help);
122
123 char currentparent[512] = {0};
124 snprintf(currentparent, sizeof currentparent, "%s%s ", parent, cmds[i].Name);
125 char *old_parent = parent;
126 parent = currentparent;
127 // This is what causes the recursion, since commands Parse-implementation
128 // in turn calls the CmdsParse above.
129 if (markdown)
130 cmds[i].Parse("XX_internal_command_dump_markdown_XX");
131 else
132 cmds[i].Parse("XX_internal_command_dump_XX");
133 parent = old_parent;
134 ++i;
135 }
136
137 }
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