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Import tmux, a terminal multiplexor allowing (among other things) a single

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terminal to be switched between several different windows and programs
displayed on one terminal be detached from one terminal and moved to another.

ok deraadt pirofti
This commit is contained in:
Nicholas Marriott
2009-06-01 22:58:49 +00:00
commit 35876eaab9
127 changed files with 28294 additions and 0 deletions
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169
cmd-set-password.c Normal file
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/* $OpenBSD$ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <pwd.h>
#include <unistd.h>
#include "tmux.h"
/*
* Set server password.
*/
int cmd_set_password_parse(struct cmd *, int, char **, char **);
int cmd_set_password_exec(struct cmd *, struct cmd_ctx *);
void cmd_set_password_send(struct cmd *, struct buffer *);
void cmd_set_password_recv(struct cmd *, struct buffer *);
void cmd_set_password_free(struct cmd *);
void cmd_set_password_init(struct cmd *, int);
size_t cmd_set_password_print(struct cmd *, char *, size_t);
struct cmd_set_password_data {
char *password;
int flag_encrypted;
};
const struct cmd_entry cmd_set_password_entry = {
"set-password", "pass",
"[-c] password",
0,
cmd_set_password_init,
cmd_set_password_parse,
cmd_set_password_exec,
cmd_set_password_send,
cmd_set_password_recv,
cmd_set_password_free,
cmd_set_password_print
};
void
cmd_set_password_init(struct cmd *self, unused int arg)
{
struct cmd_set_password_data *data;
self->data = data = xmalloc(sizeof *data);
data->password = NULL;
data->flag_encrypted = 0;
}
int
cmd_set_password_parse(struct cmd *self, int argc, char **argv, char **cause)
{
struct cmd_set_password_data *data;
int opt;
char *out;
self->entry->init(self, 0);
data = self->data;
while ((opt = getopt(argc, argv, "c")) != -1) {
switch (opt) {
case 'c':
data->flag_encrypted = 1;
break;
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc != 1)
goto usage;
if (!data->flag_encrypted) {
if ((out = crypt(argv[0], "$1")) != NULL)
data->password = xstrdup(out);
} else
data->password = xstrdup(argv[0]);
return (0);
usage:
xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
self->entry->free(self);
return (-1);
}
int
cmd_set_password_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct cmd_set_password_data *data = self->data;
if (data->password == NULL) {
ctx->error(ctx, "failed to encrypt password");
return (-1);
}
if (server_password != NULL)
xfree(server_password);
if (*data->password == '\0')
server_password = NULL;
else
server_password = xstrdup(data->password);
log_debug("pw now %s", server_password);
return (0);
}
void
cmd_set_password_send(struct cmd *self, struct buffer *b)
{
struct cmd_set_password_data *data = self->data;
buffer_write(b, data, sizeof *data);
cmd_send_string(b, data->password);
}
void
cmd_set_password_recv(struct cmd *self, struct buffer *b)
{
struct cmd_set_password_data *data;
self->data = data = xmalloc(sizeof *data);
buffer_read(b, data, sizeof *data);
data->password = cmd_recv_string(b);
}
void
cmd_set_password_free(struct cmd *self)
{
struct cmd_set_password_data *data = self->data;
if (data->password != NULL)
xfree(data->password);
xfree(data);
}
size_t
cmd_set_password_print(struct cmd *self, char *buf, size_t len)
{
struct cmd_set_password_data *data = self->data;
size_t off = 0;
off += xsnprintf(buf, len, "%s", self->entry->name);
if (data == NULL)
return (off);
if (off < len && data->flag_encrypted)
off += xsnprintf(buf + off, len - off, " -c");
if (off < len && data->password != NULL)
off += xsnprintf(buf + off, len - off, " password");
return (off);
}