fix: .history was never written
[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
19 void CmdsHelp(const command_t Commands[])
20 {
21 if (Commands[0].Name == NULL)
22 return;
23 int i = 0;
24 while (Commands[i].Name)
25 {
26 if (!offline || Commands[i].Offline)
27 PrintAndLog("%-16s %s", Commands[i].Name, Commands[i].Help);
28 ++i;
29 }
30 }
31
32
33 int CmdsParse(const command_t Commands[], const char *Cmd)
34 {
35 if(strcmp( Cmd, "XX_internal_command_dump_XX") == 0)
36 {// Help dump children
37 dumpCommandsRecursive(Commands, 0);
38 return 0;
39 }
40 if(strcmp( Cmd, "XX_internal_command_dump_markdown_XX") == 0)
41 {// Markdown help dump children
42 dumpCommandsRecursive(Commands, 1);
43 return 0;
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 return Commands[i].Parse(Cmd + len);
71 } else {
72 // show help for selected hierarchy or if command not recognised
73 CmdsHelp(Commands);
74 }
75
76 return 0;
77 }
78
79 char pparent[512] = {0};
80 char *parent = pparent;
81
82 void dumpCommandsRecursive(const command_t cmds[], int markdown)
83 {
84 if (cmds[0].Name == NULL)
85 return;
86
87 int i = 0;
88 int w_cmd=25;
89 int w_off=8;
90 // First, dump all single commands, which are not a container for
91 // other commands
92 if (markdown) {
93 printf("|%-*s|%-*s|%s\n",w_cmd,"command",w_off,"offline","description");
94 printf("|%-*s|%-*s|%s\n",w_cmd,"-------",w_off,"-------","-----------");
95 } else {
96 printf("%-*s|%-*s|%s\n",w_cmd,"command",w_off,"offline","description");
97 printf("%-*s|%-*s|%s\n",w_cmd,"-------",w_off,"-------","-----------");
98 }
99
100 while (cmds[i].Name)
101 {
102 char* cmd_offline = "N";
103 if(cmds[i].Help[0] == '{' && ++i) continue;
104
105 if ( cmds[i].Offline) cmd_offline = "Y";
106 if (markdown)
107 printf("|`%s%-*s`|%-*s|`%s`\n", parent, w_cmd-(int)strlen(parent)-2, cmds[i].Name, w_off, cmd_offline, cmds[i].Help);
108 else
109 printf("%s%-*s|%-*s|%s\n", parent, w_cmd-(int)strlen(parent), cmds[i].Name, w_off, cmd_offline, cmds[i].Help);
110 ++i;
111 }
112 printf("\n\n");
113 i=0;
114 // Then, print the categories. These will go into subsections with their own tables
115
116 while (cmds[i].Name)
117 {
118 if(cmds[i].Help[0] != '{' && ++i) continue;
119
120 printf("### %s%s\n\n %s\n\n", parent, cmds[i].Name, cmds[i].Help);
121
122 char currentparent[512] = {0};
123 snprintf(currentparent, sizeof currentparent, "%s%s ", parent, cmds[i].Name);
124 char *old_parent = parent;
125 parent = currentparent;
126 // This is what causes the recursion, since commands Parse-implementation
127 // in turn calls the CmdsParse above.
128 if (markdown)
129 cmds[i].Parse("XX_internal_command_dump_markdown_XX");
130 else
131 cmds[i].Parse("XX_internal_command_dump_XX");
132 parent = old_parent;
133 ++i;
134 }
135
136 }
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