static spif_bool_t
spif_url_init_from_ipaddr(spif_url_t self, spif_ipsockaddr_t ipaddr)
{
spif_uint8_t tries;
spif_hostinfo_t hinfo;
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
spif_str_init(SPIF_STR(self));
spif_obj_set_class(SPIF_OBJ(self), SPIF_CLASS_VAR(url));
self->proto = (spif_str_t) NULL;
self->user = (spif_str_t) NULL;
self->passwd = (spif_str_t) NULL;
self->path = (spif_str_t) NULL;
self->query = (spif_str_t) NULL;
/* Try up to 3 times to resolve the hostname. */
h_errno = 0;
tries = 0;
do {
tries++;
hinfo = gethostbyaddr((const char *) &(ipaddr->sin_addr), sizeof(ipaddr->sin_addr), AF_INET);
} while ((tries <= 3) && (!hinfo) && (h_errno == TRY_AGAIN));
if (!hinfo || !hinfo->h_name) {
spif_charptr_t buff;
buff = SPIF_CHARPTR(inet_ntoa(ipaddr->sin_addr));
self->host = spif_str_new_from_ptr(buff);
} else {
self->host = spif_str_new_from_ptr(SPIF_CHARPTR(hinfo->h_name));
}
self->port = spif_str_new_from_num(ntohs(ipaddr->sin_port));
return TRUE;
}
spif_bool_t
spif_url_done(spif_url_t self)
{
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
if (!SPIF_STR_ISNULL(self->proto)) {
spif_str_del(self->proto);
self->proto = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->user)) {
spif_str_del(self->user);
self->user = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->passwd)) {
spif_str_del(self->passwd);
self->passwd = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->host)) {
spif_str_del(self->host);
self->host = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->port)) {
spif_str_del(self->port);
self->port = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->path)) {
spif_str_del(self->path);
self->path = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->query)) {
spif_str_del(self->query);
self->query = (spif_str_t) NULL;
}
spif_str_done(SPIF_STR(self));
return TRUE;
}
spif_tok_t
spif_tok_dup(spif_tok_t self)
{
spif_tok_t tmp;
ASSERT_RVAL(!SPIF_TOK_ISNULL(self), (spif_tok_t) NULL);
tmp = spif_tok_new();
tmp->src = spif_str_dup(SPIF_STR(self->src));
tmp->quote = self->quote;
tmp->dquote = self->dquote;
tmp->escape = self->escape;
tmp->tokens = SPIF_LIST_DUP(self->tokens);
tmp->sep = spif_str_dup(SPIF_STR(self->sep));
return tmp;
}
static spif_bool_t
action_handle_string(event_t *ev, spif_eterm_action_t action)
{
REQUIRE_RVAL(!SPIF_PTR_ISNULL(ev), FALSE);
REQUIRE_RVAL(!SPIF_STR_ISNULL(action->parameter), FALSE);
cmd_write(SPIF_STR_STR(action->parameter), spif_str_get_len(SPIF_STR(action->parameter)));
return 1;
}
spif_url_t
spif_url_dup(spif_url_t self)
{
spif_url_t tmp;
ASSERT_RVAL(!SPIF_URL_ISNULL(self), (spif_url_t) NULL);
tmp = spif_url_new_from_str(SPIF_STR(self));
return tmp;
}
spif_str_t
spif_tok_show(spif_tok_t self, spif_charptr_t name, spif_str_t buff, size_t indent)
{
spif_char_t tmp[4096];
if (SPIF_TOK_ISNULL(self)) {
SPIF_OBJ_SHOW_NULL(tok, name, buff, indent, tmp);
return buff;
}
memset(tmp, ' ', indent);
snprintf((char *) tmp + indent, sizeof(tmp) - indent,
"(spif_tok_t) %s: %10p {\n",
name, (spif_ptr_t) self);
if (SPIF_STR_ISNULL(buff)) {
buff = spif_str_new_from_ptr(tmp);
} else {
spif_str_append_from_ptr(buff, tmp);
}
buff = spif_str_show(SPIF_STR(self->src), SPIF_CHARPTR("src"), buff, indent + 2);
buff = spif_str_show(SPIF_STR(self->sep), SPIF_CHARPTR("sep"), buff, indent + 2);
indent += 2;
memset(tmp, ' ', indent);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_char_t) quote: '%c' (0x%02x)\n",
(char) self->quote, (unsigned int) self->quote);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_char_t) dquote: '%c' (0x%02x)\n",
(char) self->dquote, (unsigned int) self->dquote);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_char_t) escape: '%c' (0x%02x)\n",
(char) self->escape, (unsigned int) self->escape);
spif_str_append_from_ptr(buff, tmp);
SPIF_LIST_SHOW(self->tokens, buff, indent);
indent -= 2;
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "}\n");
spif_str_append_from_ptr(buff, tmp);
return buff;
}
spif_bool_t
spif_tok_done(spif_tok_t self)
{
ASSERT_RVAL(!SPIF_TOK_ISNULL(self), FALSE);
if (!SPIF_LIST_ISNULL(self->tokens)) {
SPIF_LIST_DEL(self->tokens);
self->tokens = (spif_list_t) NULL;
}
if (!SPIF_STR_ISNULL(self->src)) {
spif_str_del(SPIF_STR(self->src));
self->src = (spif_str_t) NULL;
}
if (!SPIF_STR_ISNULL(self->sep)) {
spif_str_del(SPIF_STR(self->sep));
self->sep = (spif_str_t) NULL;
}
self->quote = '\'';
self->dquote = '\"';
self->escape = '\\';
return TRUE;
}
static spif_bool_t
action_handle_echo(event_t *ev, spif_eterm_action_t action)
{
REQUIRE_RVAL(!SPIF_PTR_ISNULL(ev), FALSE);
REQUIRE_RVAL(!SPIF_STR_ISNULL(action->parameter), FALSE);
#ifdef ESCREEN
if (TermWin.screen && TermWin.screen->backend) {
# ifdef NS_HAVE_SCREEN
/* translate escapes */
ns_parse_screen_interactive(TermWin.screen, SPIF_STR_STR(action->parameter));
# endif
} else
#endif
tt_write(SPIF_STR_STR(action->parameter), spif_str_get_len(SPIF_STR(action->parameter)));
return 1;
}
spif_bool_t
spif_url_init(spif_url_t self)
{
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
if (!spif_str_init(SPIF_STR(self))) {
return FALSE;
}
spif_obj_set_class(SPIF_OBJ(self), SPIF_CLASS_VAR(url));
self->proto = (spif_str_t) NULL;
self->user = (spif_str_t) NULL;
self->passwd = (spif_str_t) NULL;
self->host = (spif_str_t) NULL;
self->port = (spif_str_t) NULL;
self->path = (spif_str_t) NULL;
self->query = (spif_str_t) NULL;
return TRUE;
}
spif_bool_t
spif_url_init_from_ptr(spif_url_t self, spif_charptr_t other)
{
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
if (!spif_str_init_from_ptr(SPIF_STR(self), other)) {
return FALSE;
}
spif_obj_set_class(SPIF_OBJ(self), SPIF_CLASS_VAR(url));
self->proto = (spif_str_t) NULL;
self->user = (spif_str_t) NULL;
self->passwd = (spif_str_t) NULL;
self->host = (spif_str_t) NULL;
self->port = (spif_str_t) NULL;
self->path = (spif_str_t) NULL;
self->query = (spif_str_t) NULL;
spif_url_parse(self);
return TRUE;
}
spif_bool_t
spif_eterm_action_done(spif_eterm_action_t self)
{
if (!SPIF_OBJ_ISNULL(self->parameter)) {
if ((self->type == ETERM_ACTION_STRING)
|| (self->type == ETERM_ACTION_ECHO)
|| (self->type == ETERM_ACTION_SCRIPT)) {
spif_str_del(SPIF_STR(self->parameter));
}
}
self->type = ETERM_ACTION_NONE;
self->modifiers = ETERM_MOD_NONE;
self->button = ETERM_BUTTON_NONE;
self->keysym = ETERM_KEYSYM_NONE;
self->handler = (spif_eterm_action_handler_t) NULL;
self->parameter = (spif_eterm_action_parameter_t) NULL;
spif_obj_done(SPIF_OBJ(self));
return TRUE;
}
static spif_bool_t
spif_url_init_from_unixaddr(spif_url_t self, spif_unixsockaddr_t unixaddr)
{
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
spif_str_init(SPIF_STR(self));
spif_obj_set_class(SPIF_OBJ(self), SPIF_CLASS_VAR(url));
self->proto = (spif_str_t) NULL;
self->user = (spif_str_t) NULL;
self->passwd = (spif_str_t) NULL;
self->host = (spif_str_t) NULL;
self->port = (spif_str_t) NULL;
self->query = (spif_str_t) NULL;
if (unixaddr->sun_path) {
self->path = spif_str_new_from_ptr(SPIF_CHARPTR(unixaddr->sun_path));
} else {
self->path = (spif_str_t) NULL;
}
return TRUE;
}
static spif_ipsockaddr_t
spif_url_get_ipaddr(spif_url_t self)
{
spif_uint8_t tries;
spif_hostinfo_t hinfo;
spif_ipsockaddr_t addr;
spif_str_t hostname;
ASSERT_RVAL(!SPIF_URL_ISNULL(self), (spif_ipsockaddr_t) NULL);
/* We need a hostname of some type to connect to. */
hostname = SPIF_STR(spif_url_get_host(self));
REQUIRE_RVAL(!SPIF_STR_ISNULL(hostname), (spif_ipsockaddr_t) NULL);
/* Try up to 3 times to resolve the hostname. */
h_errno = 0;
tries = 0;
do {
tries++;
hinfo = gethostbyname((char *) SPIF_STR_STR(hostname));
} while ((tries <= 3) && (!hinfo) && (h_errno == TRY_AGAIN));
if (!hinfo) {
libast_print_error("Unable to resolve hostname \"%s\" -- %s\n", SPIF_STR_STR(hostname), hstrerror(h_errno));
return (spif_ipsockaddr_t) NULL;
}
if (!hinfo->h_addr_list) {
libast_print_error("Invalid address list returned by gethostbyname()\n");
return (spif_ipsockaddr_t) NULL;
}
/* Grab the host IP address and port number, both in network byte order. */
addr = SPIF_ALLOC(ipsockaddr);
addr->sin_family = AF_INET;
addr->sin_port = htons(spif_url_get_portnum(self));
memcpy(&(addr->sin_addr), (void *) (hinfo->h_addr_list[0]), sizeof(addr->sin_addr));
D_OBJ(("Got address 0x%08x and port %d for name \"%s\"\n", (long) ntohl(*((int *) (&addr->sin_addr))),
(int) ntohs(addr->sin_port), SPIF_STR_STR(hostname)));
return addr;
}
spif_cmp_t
spif_url_comp(spif_url_t self, spif_url_t other)
{
SPIF_OBJ_COMP_CHECK_NULL(self, other);
return spif_str_comp(SPIF_STR(self), SPIF_STR(other));
}
static spif_bool_t
spif_url_parse(spif_url_t self)
{
spif_charptr_t s = SPIF_STR_STR(SPIF_STR(self));
spif_charptr_t pstr, pend, ptmp;
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
pstr = s;
/* Check for "proto:" at the beginning. */
pend = SPIF_CHARPTR(strchr((char *) s, ':'));
if (pend) {
for (; pstr < pend; pstr++) {
if (!isalnum(*pstr)) {
break;
}
}
if (pstr == pend) {
/* Got one. */
self->proto = spif_str_new_from_buff(s, pend - s);
pstr++;
} else {
/* Nope, reset. */
pstr = s;
}
}
if ((*pstr == '/') && (pstr[1] == '/')) {
pstr += 2;
}
/* Knock out the path and query if they're there. */
pend = SPIF_CHARPTR(strchr((char *) pstr, '/'));
if (pend) {
spif_charptr_t tmp = SPIF_CHARPTR(strchr((char *) pend, '?'));
if (tmp) {
self->query = spif_str_new_from_ptr(tmp + 1);
self->path = spif_str_new_from_buff(pend, tmp - pend);
} else {
self->path = spif_str_new_from_ptr(pend);
}
} else if ((pend = SPIF_CHARPTR(strchr((char *)pstr, '?')))) {
self->query = spif_str_new_from_ptr(pend + 1);
} else {
for (pend = pstr; *pend; pend++);
}
/* At this point, pend *must* point to the end of the user/pass/host/port part. */
/* Check for an @ sign, which would mean we have auth info. */
ptmp = SPIF_CHARPTR(strchr((char *) pstr, '@'));
if ((ptmp) && (ptmp < pend)) {
spif_charptr_t tmp = SPIF_CHARPTR(strchr((char *) pstr, ':'));
if ((tmp) && (tmp < ptmp)) {
/* Both username and password. */
self->user = spif_str_new_from_buff(pstr, tmp - pstr);
self->passwd = spif_str_new_from_buff((tmp + 1), ptmp - tmp - 1);
} else {
self->user = spif_str_new_from_buff(pstr, ptmp - pstr);
}
pstr = ptmp + 1;
}
/* All that remains now between pstr and pend is host and maybe port. */
ptmp = SPIF_CHARPTR(strchr((char *) pstr, ':'));
if ((ptmp) && (ptmp < pend)) {
self->host = spif_str_new_from_buff(pstr, ptmp - pstr);
self->port = spif_str_new_from_buff((ptmp + 1), pend - ptmp - 1);
} else if (pstr != pend) {
self->host = spif_str_new_from_buff(pstr, pend - pstr);
}
/* If we have a proto but no port, see if we can resolve the port using the proto. */
if (SPIF_STR_ISNULL(self->port) && !SPIF_STR_ISNULL(self->proto)) {
spif_protoinfo_t proto;
spif_servinfo_t serv;
proto = getprotobyname((char *) SPIF_STR_STR(self->proto));
if (!proto) {
/* If it's not a protocol, it's probably a service. */
serv = getservbyname((char *) SPIF_STR_STR(self->proto), "tcp");
if (!serv) {
serv = getservbyname((char *) SPIF_STR_STR(self->proto), "udp");
}
if (serv) {
proto = getprotobyname(serv->s_proto);
REQUIRE_RVAL(proto != NULL, FALSE);
}
}
if (proto) {
spif_char_t buff[32];
snprintf((char *) buff, sizeof(buff), "%d", ntohs(serv->s_port));
self->port = spif_str_new_from_ptr(buff);
}
}
return TRUE;
}
spif_bool_t
spif_url_unparse(spif_url_t self)
{
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
spif_str_done(SPIF_STR(self));
spif_str_init_from_ptr(SPIF_STR(self), SPIF_CHARPTR(""));
/* First, proto followed by a colon. */
if (!SPIF_STR_ISNULL(self->proto)) {
spif_str_append(SPIF_STR(self), self->proto);
spif_str_append_char(SPIF_STR(self), ':');
}
/* If we have a port but no host, make it localhost. */
if (!SPIF_STR_ISNULL(self->port) && SPIF_STR_ISNULL(self->host)) {
self->host = spif_str_new_from_ptr(SPIF_CHARPTR("localhost"));
}
/* We need the // if we have a hostname. */
if (!SPIF_STR_ISNULL(self->host)) {
spif_str_append_from_ptr(SPIF_STR(self), SPIF_CHARPTR("//"));
}
if (!SPIF_STR_ISNULL(self->user)) {
spif_str_append(SPIF_STR(self), self->user);
if (!SPIF_STR_ISNULL(self->passwd)) {
spif_str_append_char(SPIF_STR(self), ':');
spif_str_append(SPIF_STR(self), self->passwd);
}
spif_str_append_char(SPIF_STR(self), '@');
}
if (!SPIF_STR_ISNULL(self->host)) {
spif_str_append(SPIF_STR(self), self->host);
if (!SPIF_STR_ISNULL(self->port)) {
spif_str_append_char(SPIF_STR(self), ':');
spif_str_append(SPIF_STR(self), self->port);
}
}
if (!SPIF_STR_ISNULL(self->path)) {
spif_str_append(SPIF_STR(self), self->path);
}
if (!SPIF_STR_ISNULL(self->query)) {
spif_str_append_char(SPIF_STR(self), '?');
spif_str_append(SPIF_STR(self), self->query);
}
return TRUE;
}
spif_bool_t
spif_tok_eval(spif_tok_t self)
{
const char *pstr, *delim = NULL;
spif_str_t tmp;
char quote;
size_t len;
ASSERT_RVAL(!SPIF_TOK_ISNULL(self), FALSE);
REQUIRE_RVAL(!SPIF_STR_ISNULL(self->src), FALSE);
pstr = (const char *) SPIF_STR_STR(SPIF_STR(self->src));
len = spif_str_get_len(SPIF_STR(self->src));
if (!SPIF_STR_ISNULL(self->sep)) {
delim = (const char *) SPIF_STR_STR(SPIF_STR(self->sep));
}
if (!SPIF_LIST_ISNULL(self->tokens)) {
SPIF_LIST_DEL(self->tokens);
}
self->tokens = SPIF_LIST_NEW(dlinked_list);
/* Before we do anything, skip leading "whitespace." */
for (; *pstr && IS_DELIM(*pstr); pstr++);
/* The outermost for loop is where we traverse the string. Each new
word brings us back to the top where we resize our string list. */
for (quote = 0; *pstr; ) {
tmp = spif_str_new_from_buff(SPIF_CHARPTR(""), len);
spif_str_clear(tmp, 0);
/* This for loop is where we process each character. */
for (; *pstr && (quote || !IS_DELIM(*pstr));) {
if (*pstr == self->dquote || *pstr == self->quote) {
/* It's a quote character, so set or reset the quote variable. */
if (quote) {
if (quote == *pstr) {
quote = 0;
} else {
/* It's a single quote inside double quotes, or vice versa. Leave it alone. */
spif_str_append_char(tmp, *pstr);
}
} else {
quote = *pstr;
}
pstr++;
} else {
/* Handle any backslashes that are escaping delimiters or quotes. */
if ((*pstr == self->escape) && (IS_DELIM(*(pstr + 1)) || IS_QUOTE(*(pstr + 1)))) {
/* Incrementing pstr here moves us past the backslash so that the line
below will copy the next character to the new token, no questions asked. */
pstr++;
}
spif_str_append_char(tmp, *pstr++);
}
}
/* Reallocate the new string to be just the right size. */
spif_str_trim(tmp);
len -= spif_str_get_len(tmp);
/* Add it to the list */
SPIF_LIST_APPEND(self->tokens, tmp);
/* Move past any trailing "whitespace." */
for (; *pstr && IS_DELIM(*pstr); pstr++);
}
return TRUE;
}
