diff options
Diffstat (limited to 'lib/sl/ss.c')
| -rw-r--r-- | lib/sl/ss.c | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/lib/sl/ss.c b/lib/sl/ss.c new file mode 100644 index 0000000000000..f2f3cbc0a2a33 --- /dev/null +++ b/lib/sl/ss.c @@ -0,0 +1,162 @@ +/* + * Copyright (c) 1998 - 2000 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "sl_locl.h" +#include <com_err.h> +#include "ss.h" + +RCSID("$Id: ss.c 15429 2005-06-16 19:24:11Z lha $"); + +struct ss_subst { + char *name; + char *version; + char *info; + ss_request_table *table; +}; + +static struct ss_subst subsystems[2]; +static int num_subsystems; + +int +ss_create_invocation(const char *subsystem, + const char *version, + const char *info, + ss_request_table *table, + int *code) +{ + struct ss_subst *ss; + + if(num_subsystems >= sizeof(subsystems) / sizeof(subsystems[0])) { + *code = 17; + return 0; + } + ss = &subsystems[num_subsystems]; + ss->name = ss->version = ss->info = NULL; + if (subsystem != NULL) { + ss->name = strdup (subsystem); + if (ss->name == NULL) { + *code = ENOMEM; + return 0; + } + } + if (version != NULL) { + ss->version = strdup (version); + if (ss->version == NULL) { + *code = ENOMEM; + return 0; + } + } + if (info != NULL) { + ss->info = strdup (info); + if (ss->info == NULL) { + *code = ENOMEM; + return 0; + } + } + ss->table = table; + *code = 0; + return num_subsystems++; +} + +void +ss_error (int idx, long code, const char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + com_err_va (subsystems[idx].name, code, fmt, ap); + va_end(ap); +} + +void +ss_perror (int idx, long code, const char *msg) +{ + ss_error(idx, code, "%s", msg); +} + +int +ss_execute_command(int idx, char **argv) +{ + int argc = 0; + int ret; + + while(argv[argc++]); + ret = sl_command(subsystems[idx].table, argc, argv); + if (ret == SL_BADCOMMAND) + return SS_ET_COMMAND_NOT_FOUND; + return 0; +} + +int +ss_execute_line (int idx, const char *line) +{ + char *buf = strdup(line); + int argc; + char **argv; + int ret; + + if (buf == NULL) + return ENOMEM; + sl_make_argv(buf, &argc, &argv); + ret = sl_command(subsystems[idx].table, argc, argv); + free(buf); + if (ret == SL_BADCOMMAND) + return SS_ET_COMMAND_NOT_FOUND; + return 0; +} + +int +ss_listen (int idx) +{ + char *prompt = malloc(strlen(subsystems[idx].name) + 3); + if (prompt == NULL) + return ENOMEM; + + strcpy(prompt, subsystems[idx].name); + strcat(prompt, ": "); + sl_loop(subsystems[idx].table, prompt); + free(prompt); + return 0; +} + +int +ss_list_requests(int argc, char **argv /* , int idx, void *info */) +{ + sl_help(subsystems[0 /* idx */].table, argc, argv); + return 0; +} + +int +ss_quit(int argc, char **argv) +{ + return 1; +} |