c971092b2363256d69e3655788c25799c6cfde22
[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 {// Markdown dump children
40 dumpCommandsRecursive(Commands);
41 return;
42 }
43
44
45 char cmd_name[32];
46 int len = 0;
47 memset(cmd_name, 0, 32);
48 sscanf(Cmd, "%31s%n", cmd_name, &len);
49 int i = 0;
50 while (Commands[i].Name && strcmp(Commands[i].Name, cmd_name))
51 ++i;
52
53 /* try to find exactly one prefix-match */
54 if(!Commands[i].Name) {
55 int last_match = 0;
56 int matches = 0;
57
58 for(i=0;Commands[i].Name;i++) {
59 if( !strncmp(Commands[i].Name, cmd_name, strlen(cmd_name)) ) {
60 last_match = i;
61 matches++;
62 }
63 }
64 if(matches == 1) i=last_match;
65 }
66
67 if (Commands[i].Name) {
68 while (Cmd[len] == ' ')
69 ++len;
70 Commands[i].Parse(Cmd + len);
71 } else {
72 // show help for selected hierarchy or if command not recognised
73 CmdsHelp(Commands);
74 }
75 }
76 //static int tablevel = 0;
77
78 char pparent[512] = {0};
79 char *parent = pparent;
80
81 void dumpCommandsRecursive(const command_t cmds[])
82 {
83 if (cmds[0].Name == NULL)
84 return;
85
86 int i = 0;
87 char* tabulation = "###";
88 char* offline = "N";
89 // First, dump all single commands, which are not a container for
90 // other commands
91 printf("command|offline|description\n");
92 printf("-------|-------|-----------\n");
93
94 while (cmds[i].Name)
95 {
96 if(cmds[i].Help[0] == '{' && ++i) continue;
97
98 if ( cmds[i].Offline) offline = "Y";
99 printf("|`%s%s`|%s|`%s`|\n", parent, cmds[i].Name,offline, cmds[i].Help);
100 ++i;
101 }
102 printf("\n\n");
103 i=0;
104 // Then, print the categories. These will go into subsections with their own tables
105
106 while (cmds[i].Name)
107 {
108 if(cmds[i].Help[0] != '{' && ++i) continue;
109
110 printf("%s %s%s\n\n %s\n\n", tabulation, parent, cmds[i].Name, cmds[i].Help);
111
112 char currentparent[512] = {0};
113 snprintf(currentparent, sizeof currentparent, "%s%s ", parent, cmds[i].Name);
114 char *old_parent = parent;
115 parent = currentparent;
116 // tablevel++;
117 // This is what causes the recursion, since commands Parse-implementation
118 // in turn calls the CmdsParse above.
119 cmds[i].Parse("XX_internal_command_dump_XX");
120 // tablevel--;
121 parent = old_parent;
122 ++i;
123 }
124
125 }
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