| 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 (!offline || Commands[i].Offline) |
| 26 | PrintAndLog("%-16s %s", Commands[i].Name, Commands[i].Help); |
| 27 | ++i; |
| 28 | } |
| 29 | } |
| 30 | |
| 31 | |
| 32 | int CmdsParse(const command_t Commands[], const char *Cmd) |
| 33 | { |
| 34 | if(strcmp( Cmd, "XX_internal_command_dump_XX") == 0) |
| 35 | {// Help dump children |
| 36 | dumpCommandsRecursive(Commands, 0); |
| 37 | return 0; |
| 38 | } |
| 39 | if(strcmp( Cmd, "XX_internal_command_dump_markdown_XX") == 0) |
| 40 | {// Markdown help dump children |
| 41 | dumpCommandsRecursive(Commands, 1); |
| 42 | return 0; |
| 43 | } |
| 44 | char cmd_name[32]; |
| 45 | int len = 0; |
| 46 | memset(cmd_name, 0, sizeof(cmd_name)); |
| 47 | sscanf(Cmd, "%31s%n", cmd_name, &len); |
| 48 | int i = 0; |
| 49 | while (Commands[i].Name && strcmp(Commands[i].Name, cmd_name)) |
| 50 | ++i; |
| 51 | |
| 52 | /* try to find exactly one prefix-match */ |
| 53 | if(!Commands[i].Name) { |
| 54 | int last_match = 0; |
| 55 | int matches = 0; |
| 56 | |
| 57 | for(i=0;Commands[i].Name;i++) { |
| 58 | if( !strncmp(Commands[i].Name, cmd_name, strlen(cmd_name)) ) { |
| 59 | last_match = i; |
| 60 | matches++; |
| 61 | } |
| 62 | } |
| 63 | if(matches == 1) i=last_match; |
| 64 | } |
| 65 | |
| 66 | if (Commands[i].Name) { |
| 67 | while (Cmd[len] == ' ') |
| 68 | ++len; |
| 69 | return Commands[i].Parse(Cmd + len); |
| 70 | } else { |
| 71 | // show help for selected hierarchy or if command not recognised |
| 72 | CmdsHelp(Commands); |
| 73 | } |
| 74 | |
| 75 | return 0; |
| 76 | } |
| 77 | |
| 78 | char pparent[512] = {0}; |
| 79 | char *parent = pparent; |
| 80 | |
| 81 | void dumpCommandsRecursive(const command_t cmds[], int markdown) |
| 82 | { |
| 83 | if (cmds[0].Name == NULL) |
| 84 | return; |
| 85 | |
| 86 | int i = 0; |
| 87 | int w_cmd=25; |
| 88 | int w_off=8; |
| 89 | // First, dump all single commands, which are not a container for |
| 90 | // other commands |
| 91 | if (markdown) { |
| 92 | printf("|%-*s|%-*s|%s\n",w_cmd,"command",w_off,"offline","description"); |
| 93 | printf("|%-*s|%-*s|%s\n",w_cmd,"-------",w_off,"-------","-----------"); |
| 94 | } else { |
| 95 | printf("%-*s|%-*s|%s\n",w_cmd,"command",w_off,"offline","description"); |
| 96 | printf("%-*s|%-*s|%s\n",w_cmd,"-------",w_off,"-------","-----------"); |
| 97 | } |
| 98 | |
| 99 | while (cmds[i].Name) |
| 100 | { |
| 101 | char* cmd_offline = "N"; |
| 102 | if(cmds[i].Help[0] == '{' && ++i) continue; |
| 103 | |
| 104 | if ( cmds[i].Offline) cmd_offline = "Y"; |
| 105 | if (markdown) |
| 106 | printf("|`%s%-*s`|%-*s|`%s`\n", parent, w_cmd-(int)strlen(parent)-2, cmds[i].Name, w_off, cmd_offline, cmds[i].Help); |
| 107 | else |
| 108 | printf("%s%-*s|%-*s|%s\n", parent, w_cmd-(int)strlen(parent), cmds[i].Name, w_off, cmd_offline, cmds[i].Help); |
| 109 | ++i; |
| 110 | } |
| 111 | printf("\n\n"); |
| 112 | i=0; |
| 113 | // Then, print the categories. These will go into subsections with their own tables |
| 114 | |
| 115 | while (cmds[i].Name) |
| 116 | { |
| 117 | if(cmds[i].Help[0] != '{' && ++i) continue; |
| 118 | |
| 119 | printf("### %s%s\n\n %s\n\n", parent, cmds[i].Name, cmds[i].Help); |
| 120 | |
| 121 | char currentparent[512] = {0}; |
| 122 | snprintf(currentparent, sizeof currentparent, "%s%s ", parent, cmds[i].Name); |
| 123 | char *old_parent = parent; |
| 124 | parent = currentparent; |
| 125 | // This is what causes the recursion, since commands Parse-implementation |
| 126 | // in turn calls the CmdsParse above. |
| 127 | if (markdown) |
| 128 | cmds[i].Parse("XX_internal_command_dump_markdown_XX"); |
| 129 | else |
| 130 | cmds[i].Parse("XX_internal_command_dump_XX"); |
| 131 | parent = old_parent; |
| 132 | ++i; |
| 133 | } |
| 134 | |
| 135 | } |