Mercurial > projects > pwm

annotate pwm.c @ 22:ec01c579024a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add fully interactive mode
author Guido Berhoerster <guido+pwm@berhoerster.name>
date Thu, 07 Sep 2017 12:40:50 +0200
parents ee4d36c85287
children 1b89066d992c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
1 /*
13
cf81eb0c2d5a Warn before quitting if there are unsaved changes
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 5
diff changeset
2 * Copyright (C) 2017 Guido Berhoerster <guido+pwm@berhoerster.name>
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
3 *
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
4 * Permission is hereby granted, free of charge, to any person obtaining
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
5 * a copy of this software and associated documentation files (the
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
6 * "Software"), to deal in the Software without restriction, including
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
7 * without limitation the rights to use, copy, modify, merge, publish,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
8 * distribute, sublicense, and/or sell copies of the Software, and to
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
9 * permit persons to whom the Software is furnished to do so, subject to
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
10 * the following conditions:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
11 *
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
12 * The above copyright notice and this permission notice shall be included
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
13 * in all copies or substantial portions of the Software.
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
14 *
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
19 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
20 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
21 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
22 */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
23
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
24 #include "compat.h"
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
25
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
26 #ifdef HAVE_ERR_H
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
27 #include <err.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
28 #endif /* HAVE_ERR_H */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
29 #include <errno.h>
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
30 #include <fcntl.h>
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
31 #include <langinfo.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
32 #include <locale.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
33 #include <pwd.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
34 #include <stdlib.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
35 #include <stdio.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
36 #include <string.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
37 #include <pwd.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
38 #include <sys/stat.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
39 #include <time.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
40 #include <unistd.h>
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
41
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
42 #include "pwm.h"
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
43 #include "cmd.h"
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
44 #include "io.h"
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
45 #include "pwfile.h"
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
46 #include "tok.h"
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
47 #include "util.h"
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
48
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
49 static void
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
50 usage(void)
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
51 {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
52 fprintf(stderr, "usage: %s [-P file] [filename]\n", getprogname());
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
53 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
54
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
55 void
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
56 pwm_err(struct pwm_ctx *ctx, char *fmt, ...)
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
57 {
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
58 va_list args;
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
59
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
60 free(ctx->errmsg);
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
61
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
62 if (fmt != NULL) {
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
63 va_start(args, fmt);
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
64 xvasprintf(&ctx->errmsg, fmt, args);
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
65 va_end(args);
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
66
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
67 fprintf(stderr, "%s\n", ctx->errmsg);
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
68 } else {
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
69 ctx->errmsg = NULL;
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
70 }
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
71 }
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
72
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
73 void
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
74 pwm_block_signals(void)
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
75 {
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
76 sigset_t set;
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
77
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
78 sigemptyset(&set);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
79 sigaddset(&set, SIGINT);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
80 sigaddset(&set, SIGTERM);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
81 sigaddset(&set, SIGHUP);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
82 sigaddset(&set, SIGQUIT);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
83 if (sigprocmask(SIG_BLOCK, &set, NULL) != 0) {
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
84 err(1, "sigprocmask");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
85 }
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
86 }
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
87
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
88 void
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
89 pwm_unblock_signals(void)
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
90 {
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
91 sigset_t set;
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
92
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
93 sigemptyset(&set);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
94 sigaddset(&set, SIGINT);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
95 sigaddset(&set, SIGTERM);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
96 sigaddset(&set, SIGHUP);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
97 sigaddset(&set, SIGQUIT);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
98 if (sigprocmask(SIG_UNBLOCK, &set, NULL) != 0) {
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
99 err(1, "sigprocmask");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
100 }
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
101 }
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
102
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
103 static int
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
104 run_input_loop(struct pwm_ctx *ctx)
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
105 {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
106 int retval = -1;
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
107 char prompt[8 + 2 + 1];
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
108 GetLine *gl = NULL;
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
109 char buf[PWM_LINE_MAX + 1];
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
110 int io_retval;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
111 int argc = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
112 char **argv = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
113 struct cmd *cmd;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
114 int i;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
115
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
116 snprintf(prompt, sizeof (prompt), "%.*s> ", 8, getprogname());
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
117
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
118 pwm_block_signals();
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
119
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
120 /* initialize libtecla */
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
121 gl = new_GetLine(PWM_LINE_MAX, PWM_HISTORY_MAX);
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
122 if (gl == NULL) {
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
123 err(1, "new_GetLine");
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
124 }
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
125 gl_catch_blocked(gl);
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
126 gl_limit_history(gl, PWM_HISTORY_LINES_MAX);
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
127 /* disable default filename completion */
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
128 gl_customize_completion(gl, NULL, io_gl_complete_nothing);
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
129
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
130 for (;;) {
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
131 /* read next line */
13
cf81eb0c2d5a Warn before quitting if there are unsaved changes
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 5
diff changeset
132 cmd = NULL;
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
133 buf[0] = '\0';
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
134 io_retval = io_get_line(gl, prompt, 1, NULL, 0,
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
135 sizeof (buf), buf);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
136 switch (io_retval) {
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
137 case IO_OK:
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
138 break;
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
139 case IO_TRUNCATED:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
140 /* line was truncated in non-interactive mode */
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
141 fprintf(stderr, "line too long\n");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
142 goto out;
21
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
143 case IO_EOF:
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
144 if (ctx->is_interactive) {
21
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
145 /* treat as "q" command */
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
146 strcpy(buf, "q\n");
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
147 io_retval = IO_OK;
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
148 break;
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
149 }
ee4d36c85287 Make EOF in interactive mode equivalent to the q command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 20
diff changeset
150 /* FALLTHORUGH */
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
151 case IO_SIGNAL:
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
152 if (ctx->unsaved_changes) {
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
153 pwfile_write_autosave_file(ctx);
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
154 }
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
155 goto quit;
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
156 default:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
157 fprintf(stderr, "unknown error\n");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
158 goto quit;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
159 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
160
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
161 /* tokenize line */
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
162 switch (tok_tokenize(buf, &argc, &argv)) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
163 case TOK_ERR_SYSTEM_ERROR:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
164 err(1, "tok_tokenize");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
165 case TOK_ERR_UNTERMINATED_QUOTE:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
166 fprintf(stderr, "unterminated quote\n");
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
167 if (!ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
168 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
169 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
170 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
171 case TOK_ERR_TRAILING_BACKSLASH:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
172 fprintf(stderr, "trailing backslash\n");
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
173 if (!ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
174 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
175 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
176 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
177 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
178
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
179 if (argc == 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
180 /* empty line */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
181 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
182 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
183
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
184 /* find and execute the command */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
185 cmd = cmd_match(argv[0]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
186 if (cmd == NULL) {
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
187 pwm_err(ctx, "unknown command: %s", argv[0]);
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
188 if (ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
189 goto next;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
190 } else {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
191 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
192 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
193 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
194 switch (cmd->cmd_func(ctx, argc, argv)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
195 case CMD_OK:
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
196 pwm_err(ctx, NULL); /* clear error */
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
197 break;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
198 case CMD_USAGE:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
199 fprintf(stderr, "usage: %s\n", cmd->usage);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
200 case CMD_ERR: /* FALLTHROUGH */
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
201 if (!ctx->is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
202 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
203 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
204 break;
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
205 case CMD_SIGNAL:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
206 fprintf(stderr, "received signal, quitting\n");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
207 case CMD_QUIT: /* FALLTHROUGH */
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
208 goto quit;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
209 }
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
210 ctx->prev_cmd = cmd->full_cmd;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
211
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
212 next:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
213 for (i = 0; i < argc; i++) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
214 free(argv[i]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
215 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
216 free(argv);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
217 argc = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
218 argv = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
219 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
220
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
221 quit:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
222 retval = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
223
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
224 out:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
225 for (i = 0; i < argc; i++) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
226 free(argv[i]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
227 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
228 free(argv);
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
229 del_GetLine(gl);
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
230
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
231 return (retval);
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
232 }
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
233
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
234 int
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
235 pwm_read_password(struct pwm_ctx *ctx, int is_new_password)
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
236 {
19
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
237 switch (io_get_password(is_new_password ? "New Password:" :
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
238 "Password:", is_new_password ? "Confirm Password:" : NULL,
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
239 sizeof (ctx->password), ctx->password)) {
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
240 case IO_OK:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
241 return (0);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
242 case IO_SIGNAL:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
243 return (-2);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
244 case IO_PASSWORD_EMPTY:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
245 pwm_err(ctx, "password must not be empty");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
246 return (-1);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
247 case IO_PASSWORD_MISMATCH:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
248 pwm_err(ctx, "passwords do not match");
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
249 return (-1);
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
250 default:
5c6155c8e9b6 Handle signals
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 18
diff changeset
251 return (-1);
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
252 }
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
253 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
254
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
255 static int
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
256 read_password_from_file(const char *filename, char *password,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
257 size_t password_size)
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
258 {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
259 int retval = -1;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
260 char *buf = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
261 FILE *fp = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
262 size_t password_len = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
263
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
264 buf = xmalloc(password_size);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
265
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
266 fp = fopen(filename, "r");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
267 if (fp == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
268 warn("failed to open master password file \"%s\"", filename);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
269 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
270 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
271 if (fgets(buf, password_size, fp) == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
272 /* read error or empty file */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
273 if (ferror(fp)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
274 /* read error */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
275 warn("failed to read master password from \"%s\"",
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
276 filename);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
277 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
278 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
279 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
280 password_len = strlen(buf);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
281 if (buf[password_len - 1] == '\n') {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
282 /* strip trailing newline */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
283 password_len--;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
284 if (password_len == 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
285 /* first line is empty */
5
0b1bce8db371 Prevent misleading double error message
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 0
diff changeset
286 fprintf(stderr, "malformed password file\n");
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
287 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
288 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
289 } else if (!feof(fp)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
290 /* the first line was truncated, password is too long */
5
0b1bce8db371 Prevent misleading double error message
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 0
diff changeset
291 fprintf(stderr, "malformed password file\n");
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
292 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
293 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
294 memcpy(password, buf, password_size);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
295 retval = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
296
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
297 out:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
298 password[password_len] = '\0';
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
299
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
300 if (fp != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
301 fclose(fp);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
302 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
303 free(buf);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
304
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
305 return (retval);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
306 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
307
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
308 int
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
309 main(int argc, char *argv[])
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
310 {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
311 int status = EXIT_FAILURE;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
312 char *locale;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
313 int errflag = 0;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
314 int c;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
315 const char *master_password_filename = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
316 struct pwm_ctx ctx = { 0 };
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
317 struct passwd *passwd;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
318 FILE *fp = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
319
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
320 setprogname(argv[0]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
321
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
322 /* set up locale and check for UTF-8 codeset */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
323 locale = setlocale(LC_ALL, "");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
324 if (locale == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
325 errx(1, "invalid locale");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
326 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
327 if ((strcasecmp(nl_langinfo(CODESET), "UTF-8") != 0) &&
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
328 (strcasecmp(nl_langinfo(CODESET), "UTF8") != 0)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
329 fprintf(stderr, "pwm requires a locale with UTF-8 character "
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
330 "encoding.\n");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
331 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
332 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
333
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
334 /* timestamps are processed as UTC */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
335 if (setenv("TZ", "", 1) != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
336 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
337 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
338 tzset();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
339
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
340 /* initialize libpws */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
341 if (pws_init() != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
342 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
343 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
344
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
345 ctx.is_interactive = isatty(STDIN_FILENO);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
346
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
347 while (!errflag && (c = getopt(argc, argv, "P:h")) != -1) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
348 switch (c) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
349 case 'P':
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
350 master_password_filename = optarg;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
351 break;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
352 case 'h':
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
353 usage();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
354 status = EXIT_SUCCESS;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
355 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
356 default:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
357 errflag = 1;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
358 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
359 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
360 if (errflag || (optind + 1 < argc)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
361 usage();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
362 status = EXIT_USAGE;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
363 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
364 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
365
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
366 passwd = getpwuid(getuid());
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
367 if (passwd == NULL) {
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
368 err(1, "getpwuid");
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
369 }
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
370 xasprintf(&ctx.dirname, "%s/.pwm", passwd->pw_dir);
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
371
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
372 /* create ~/.pwm directory if necessary */
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
373 if ((mkdir(ctx.dirname, S_IRWXU) != 0) && (errno != EEXIST)) {
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
374 warn("failed to create directory \"%s\"", ctx.dirname);
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
375 goto out;
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
376 }
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
377
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
378 if (optind == argc) {
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
379 xasprintf(&ctx.filename, "%s/pwm.psafe3", ctx.dirname);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
380 } else if (optind + 1 == argc) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
381 ctx.filename = xstrdup(argv[optind++]);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
382 } else {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
383 usage();
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
384 status = EXIT_USAGE;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
385 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
386 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
387
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
388 if (ctx.is_interactive) {
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
389 printf("pwm version %s\n", VERSION);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
390 } else if (master_password_filename == NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
391 fprintf(stderr, "master password file must be specified when "
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
392 "running non-interactively\n");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
393 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
394 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
395
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
396 pwfile_init(&ctx);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
397
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
398 fp = fopen(ctx.filename, "r");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
399 if ((fp == NULL) && (errno != ENOENT)) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
400 warn("failed to open password database");
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
401 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
402 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
403 /* obtain master password */
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
404 if (master_password_filename != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
405 if (read_password_from_file(master_password_filename,
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
406 ctx.password, sizeof (ctx.password)) != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
407 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
408 }
18
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
409 } else if (pwm_read_password(&ctx, (fp == NULL)) != 0) {
1e39a251cbe9 Use libtecla for interactive input
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 16
diff changeset
410 goto out;
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
411 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
412 if (fp != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
413 if (pwfile_read_file(&ctx, fp) != 0) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
414 goto out;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
415 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
416 fclose(fp);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
417 fp = NULL;
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
418 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
419
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
420 /* run main input loop */
22
ec01c579024a Add fully interactive mode
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 21
diff changeset
421 status = (run_input_loop(&ctx) != 0);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
422
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
423 out:
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
424 pwfile_destroy(&ctx);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
425 if (fp != NULL) {
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
426 fclose(fp);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
427 }
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
428 free(ctx.filename);
20
efef93e54c5f Automatically save the database when receiving a fatal signal
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 19
diff changeset
429 free(ctx.dirname);
16
a07665727c19 Add status command
Guido Berhoerster <guido+pwm@berhoerster.name>
parents: 13
diff changeset
430 free(ctx.errmsg);
0
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
431
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
432 exit(status);
a7e41e1a79c8 Initial revision
Guido Berhoerster <guido+pwm@berhoerster.name>
parents:
diff changeset
433 }