FreeCalypso > hg > sms-coding-utils
view gen-pdu/input.c @ 11:9ed03ed4e673
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 05 Aug 2023 08:44:32 +0000 |
parents | 003660a57f99 |
children | d9d722033ff1 |
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/* * This module implements input handling for sms-gen-tpdu. */ #include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "error.h" extern char input_line[]; extern int input_lineno; extern void set_sc_addr(); extern void set_user_addr(); extern void set_mr_byte(); extern void set_pid_byte(); extern void set_dcs(); extern void set_scts(); extern void cmd_msg_plain(); extern void cmd_msg_udh(); static struct cmdtab { char *cmd; int minargs; int maxargs; void (*func)(); } cmdtab[] = { {"sc-addr", 1, 1, set_sc_addr}, {"user-addr", 1, 1, set_user_addr}, {"mr", 1, 1, set_mr_byte}, {"pid", 1, 1, set_pid_byte}, {"dcs", 2, 2, set_dcs}, {"sc-ts", 1, 1, set_scts}, {"msg", 1, 1, cmd_msg_plain}, {"msg-udh", 1, 1, cmd_msg_udh}, /* table search terminator */ {0, 0, 0, 0} }; void process_input_line() { char *argv[10]; char *cp, **ap; struct cmdtab *tp; cp = index(input_line, '\n'); if (!cp) { fprintf(stderr, ERR_PREFIX "missing newline\n", input_lineno); exit(1); } for (cp = input_line; isspace(*cp); cp++) ; if (*cp == '\0' || *cp == '#') return; argv[0] = cp; while (*cp && !isspace(*cp)) cp++; if (*cp) *cp++ = '\0'; for (tp = cmdtab; tp->cmd; tp++) if (!strcmp(tp->cmd, argv[0])) break; if (!tp->func) { fprintf(stderr, ERR_PREFIX "invalid command \"%s\"\n", input_lineno, argv[0]); exit(1); } for (ap = argv + 1; ; ) { while (isspace(*cp)) cp++; if (!*cp || *cp == '#') break; if (ap - argv - 1 >= tp->maxargs) { fprintf(stderr, ERR_PREFIX "too many arguments\n", input_lineno); exit(1); } if (*cp == '"') { *ap++ = ++cp; for (;;) { if (!*cp) { unterm_qstring: fprintf(stderr, ERR_PREFIX "unterminated quoted string\n", input_lineno); exit(1); } if (*cp == '"') break; if (*cp++ == '\\') { if (!*cp) goto unterm_qstring; cp++; } } *cp++ = '\0'; } else { *ap++ = cp; while (*cp && !isspace(*cp)) cp++; if (*cp) *cp++ = '\0'; } } if (ap - argv - 1 < tp->minargs) { fprintf(stderr, ERR_PREFIX "too few arguments\n", input_lineno); exit(1); } *ap = 0; tp->func(ap - argv, argv); }