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;
}
/**
* Option-type-to-string translator.
*
* This function is used internally by spifopt_usage() to convert an
* option's numerical type to a short string representing that type of
* option.
*
* @param type The numeric option type (SPIFOPT_OPT_FLAGS()).
* @return A 6-char-max string describing the option type.
*
* @see @link DOXGRP_OPT Command Line Option Parser @endlink
* @ingroup DOXGRP_OPT
*/
static spif_charptr_t
get_option_type_string(spif_uint16_t type)
{
switch (type) {
case SPIFOPT_FLAG_BOOLEAN: return SPIF_CHARPTR("(bool)"); break;
case SPIFOPT_FLAG_INTEGER: return SPIF_CHARPTR("(int)"); break;
case SPIFOPT_FLAG_ARGLIST: return SPIF_CHARPTR("(strs)"); break;
default: return SPIF_CHARPTR("(str)");
}
ASSERT_NOTREACHED_RVAL(NULL);
}
spif_str_t
spif_socket_show(spif_socket_t self, spif_charptr_t name, spif_str_t buff, size_t indent)
{
spif_char_t tmp[4096];
if (SPIF_SOCKET_ISNULL(self)) {
SPIF_OBJ_SHOW_NULL(socket, name, buff, indent, tmp);
return buff;
}
memset(tmp, ' ', indent);
snprintf((char *) tmp + indent, sizeof(tmp) - indent,
"(spif_socket_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);
}
indent += 2;
memset(tmp, ' ', indent);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_sockfd_t) fd: %d\n", self->fd);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_sockfamily_t) fam: %d\n", (int) self->fam);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_socktype_t) type: %d\n", (int) self->type);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_sockproto_t) proto: %d\n", (int) self->proto);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_sockaddr_t) addr: %10p\n", (spif_ptr_t) self->addr);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_sockaddr_len_t) len: %lu\n", (unsigned long) self->len);
spif_str_append_from_ptr(buff, tmp);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "(spif_uint32_t) flags: 0x%08x\n", (unsigned) self->flags);
spif_str_append_from_ptr(buff, tmp);
spif_url_show(self->local_url, SPIF_CHARPTR("local_url"), buff, indent);
spif_url_show(self->remote_url, SPIF_CHARPTR("remote_url"), 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_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_charptr_t
spiftool_join(spif_charptr_t sep, spif_charptr_t *slist)
{
register unsigned long i;
size_t len, slen;
spif_charptr_t new_str;
ASSERT_RVAL(slist != (spif_ptr_t) NULL, (spif_ptr_t) NULL);
REQUIRE_RVAL(*slist != (spif_ptr_t) NULL, (spif_ptr_t) NULL);
if (!sep) {
sep = SPIF_CHARPTR("");
}
slen = strlen((char *) sep);
for (i = len = 0; slist[i]; i++) {
len += strlen((char *) slist[i]);
}
len += slen * (i - 1);
new_str = (spif_charptr_t) MALLOC(len + 1);
strcpy((char *) new_str, (char *) slist[0]);
for (i = 1; slist[i]; i++) {
if (slen) {
strcat((char *) new_str, (char *) sep);
}
strcat((char *) new_str, (char *) slist[i]);
}
return new_str;
}
spif_bool_t
spif_socket_send(spif_socket_t self, spif_str_t data)
{
size_t len;
int num_written;
struct timeval tv = { 0, 0 };
ASSERT_RVAL(!SPIF_SOCKET_ISNULL(self), FALSE);
REQUIRE_RVAL(!SPIF_STR_ISNULL(data), FALSE);
len = spif_str_get_len(data);
REQUIRE_RVAL(len > 0, FALSE);
num_written = write(self->fd, SPIF_STR_STR(data), len);
for (; (num_written < 0) && ((errno == EAGAIN) || (errno == EINTR)); ) {
tv.tv_usec += 10000;
if (tv.tv_usec == 1000000) {
tv.tv_usec = 0;
tv.tv_sec++;
}
select(0, NULL, NULL, NULL, &tv);
num_written = write(self->fd, SPIF_STR_STR(data), len);
}
if (num_written < 0) {
D_OBJ(("Unable to write to socket %d -- %s\n", self->fd, strerror(errno)));
switch (errno) {
case EFBIG:
{
spif_bool_t b;
spif_str_t tmp_buf;
spif_charptr_t s;
long left;
for (left = len, s = SPIF_CHARPTR(SPIF_STR_STR(data)); left > 0; s += 1024, left -= 1024) {
tmp_buf = spif_str_new_from_buff(s, 1024);
b = spif_socket_send(self, tmp_buf);
if (b == FALSE) {
spif_str_del(tmp_buf);
return b;
}
}
}
break;
case EIO:
case EPIPE:
close(self->fd);
/* Drop */
case EBADF:
case EINVAL:
default:
self->fd = -1;
SPIF_SOCKET_FLAGS_CLEAR(self, SPIF_SOCKET_FLAGS_IOSTATE);
return FALSE;
break;
}
}
return TRUE;
}
spif_str_t
spif_url_show(spif_url_t self, spif_charptr_t name, spif_str_t buff, size_t indent)
{
spif_char_t tmp[4096];
if (SPIF_URL_ISNULL(self)) {
SPIF_OBJ_SHOW_NULL(url, name, buff, indent, tmp);
return buff;
}
memset(tmp, ' ', indent);
snprintf((char *) tmp + indent, sizeof(tmp) - indent,
"(spif_url_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(self->proto, SPIF_CHARPTR("proto"), buff, indent + 2);
buff = spif_str_show(self->user, SPIF_CHARPTR("user"), buff, indent + 2);
buff = spif_str_show(self->passwd, SPIF_CHARPTR("passwd"), buff, indent + 2);
buff = spif_str_show(self->host, SPIF_CHARPTR("host"), buff, indent + 2);
buff = spif_str_show(self->port, SPIF_CHARPTR("port"), buff, indent + 2);
buff = spif_str_show(self->path, SPIF_CHARPTR("path"), buff, indent + 2);
buff = spif_str_show(self->query, SPIF_CHARPTR("query"), buff, indent + 2);
snprintf((char *) tmp + indent, sizeof(tmp) - indent, "}\n");
spif_str_append_from_ptr(buff, tmp);
return buff;
}
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;
}
/**
* Find the value for a long option.
*
* This function looks for and returns the value associated with a
* long option, or NULL if one is not found.
*
* @param arg The argument containing the long option.
* @param next_arg The next word on the command line.
* @param hasequal Address of a toggle variable to return whether or
* not the value was appended to the option with an
* equals sign ('=').
* @return The option's value string, or NULL if no value is
* found.
*
* @see @link DOXGRP_OPT Command Line Option Parser @endlink, spifopt_parse()
* @ingroup DOXGRP_OPT
*/
static spif_charptr_t
find_value_long(spif_charptr_t arg, spif_charptr_t next_arg, spif_charptr_t hasequal)
{
spif_charptr_t val_ptr;
if ((val_ptr = SPIF_CHARPTR(strchr((char *)arg, '=')))) {
val_ptr++;
*hasequal = 1;
} else {
if (next_arg) {
val_ptr = next_arg;
}
*hasequal = 0;
}
D_OPTIONS(("hasequal == %d val_ptr == %10.8p \"%s\"\n", *hasequal, val_ptr, NONULL(val_ptr)));
return val_ptr;
}
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;
}
/**
* Parse the command line arguments for options.
*
* This function iterates through the command line arguments looking
* for options which have been defined. Each option encountered is
* handled according to its type.
*
* @param argc The number of arguments.
* @param argv The array of argument strings.
*
* @see @link DOXGRP_OPT Command Line Option Parser @endlink
* @ingroup DOXGRP_OPT
*/
void
spifopt_parse(int argc, char *argv[])
{
spif_int32_t i, j;
spif_charptr_t opt;
REQUIRE(argc > 1);
REQUIRE(argv != NULL);
/* Process each command line arg one-by-one. */
for (i = 1, opt = SPIF_CHARPTR(argv[1]); i < argc; ) {
spif_charptr_t val_ptr = NULL;
spif_char_t islong = 0, hasequal = 0;
D_OPTIONS(("argv[%d] == \"%s\", opt == \"%s\"\n", i, argv[i], opt));
if (SPIF_PTR_ISNULL(opt)) {
/* NEXT_ARG(); */
break;
} else if (opt == SPIF_CHARPTR(argv[i])) {
/* If it's not an option, skip it. */
if (*opt != '-') {
NEXT_ARG();
} else {
opt++;
}
}
/* If the second character is also a hyphen, it's a long option. */
if (*opt == '-') {
islong = 1;
/* Skip the leading "--" */
opt++;
D_OPTIONS(("Long option detected\n"));
if ((j = find_long_option(opt)) == -1) {
NEXT_ARG();
}
} else {
if ((j = find_short_option(*opt)) == -1) {
NEXT_LETTER();
}
}
if (!SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_PREPARSE) && SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_REMOVE_ARGS)) {
argv[i] = NULL;
}
/* If a value was passed to this option, set val_ptr to point to it. */
if (islong) {
val_ptr = find_value_long(SPIF_CHARPTR(opt), SPIF_CHARPTR(argv[i + 1]), &hasequal);
} else {
val_ptr = find_value_short(opt, SPIF_CHARPTR(argv[i + 1]));
}
/* Boolean options may or may not have a value... */
if (val_ptr) {
if (SPIFOPT_OPT_IS_BOOLEAN(j) && !is_boolean_value(val_ptr)) {
val_ptr = NULL;
} else if (SPIFOPT_OPT_IS_ABSTRACT(j) && is_valid_option(val_ptr)) {
val_ptr = NULL;
}
}
if (val_ptr) {
if (val_ptr == SPIF_CHARPTR(argv[i + 1])) {
i++;
opt += strlen((char *) opt);
}
}
/* If this option is deprecated, print a warning before continuing. */
if (SPIFOPT_OPT_IS_DEPRECATED(j)) {
spif_str_t warn;
warn = spif_str_new_from_buff(SPIF_CHARPTR("The "), 128);
if (SPIFOPT_OPT_SHORT(j)) {
spif_str_append_char(warn, '-');
spif_str_append_char(warn, SPIFOPT_OPT_SHORT(j));
spif_str_append_from_ptr(warn, SPIF_CHARPTR(" / --"));
} else {
spif_str_append_from_ptr(warn, SPIF_CHARPTR("--"));
}
spif_str_append_from_ptr(warn, SPIFOPT_OPT_LONG(j));
spif_str_append_from_ptr(warn, SPIF_CHARPTR(" option is deprecated and should not be used.\n"));
libast_print_warning((char *) SPIF_STR_STR(warn));
spif_str_del(warn);
}
/* Make sure that options which require a parameter have them. */
if (SPIFOPT_OPT_NEEDS_VALUE(j)) {
if (!val_ptr) {
if (islong) {
libast_print_error("long option --%s requires a%s value\n", SPIFOPT_OPT_LONG(j),
(SPIFOPT_OPT_IS_INTEGER(j)
? ("n integer")
: (SPIFOPT_OPT_IS_STRING(j)
? " string"
: (SPIFOPT_OPT_IS_ARGLIST(j)
? "n argument list"
: ""))));
} else {
libast_print_error("option -%c requires a%s value\n", SPIFOPT_OPT_SHORT(j),
(SPIFOPT_OPT_IS_INTEGER(j)
? ("n integer")
: (SPIFOPT_OPT_IS_STRING(j)
? " string"
: (SPIFOPT_OPT_IS_ARGLIST(j)
? "n argument list"
: ""))));
}
CHECK_BAD();
continue;
}
/* Also make sure we know what to do with the value. */
if (!SPIFOPT_OPT_VALUE(j)) {
NEXT_LOOP();
}
} else if (SPIFOPT_OPT_IS_ABSTRACT(j) && !SPIFOPT_OPT_VALUE(j)) {
/* Also make sure that abstract options have a function pointer. */
NEXT_LOOP();
}
if (SPIFOPT_OPT_IS_BOOLEAN(j)) {
if (!handle_boolean(j, val_ptr, islong)) {
i--;
}
} else if (SPIFOPT_OPT_IS_STRING(j)) {
if (SHOULD_PARSE(j)) {
handle_string(j, val_ptr);
}
} else if (SPIFOPT_OPT_IS_INTEGER(j)) {
if (SHOULD_PARSE(j)) {
handle_integer(j, val_ptr);
}
} else if (SPIFOPT_OPT_IS_ARGLIST(j)) {
if (SHOULD_PARSE(j)) {
handle_arglist(j, val_ptr, hasequal, i, argc, argv);
}
if (!hasequal) {
break;
}
} else if (SPIFOPT_OPT_IS_ABSTRACT(j)) {
if (SHOULD_PARSE(j)) {
D_OPTIONS(("Abstract option detected\n"));
((spifopt_abstract_handler_t) SPIFOPT_OPT_VALUE(j))(val_ptr);
}
}
if (!SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_PREPARSE) && SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_REMOVE_ARGS)) {
argv[i] = NULL;
}
NEXT_LOOP();
}
if (SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_PREPARSE)) {
SPIFOPT_FLAGS_CLEAR(SPIFOPT_SETTING_PREPARSE);
} else if (SPIFOPT_FLAGS_IS_SET(SPIFOPT_SETTING_REMOVE_ARGS)) {
for (i = 1, j = 1; i < argc; i++) {
if (argv[i]) {
argv[j] = argv[i];
j++;
}
}
if (j > 1) {
argv[j] = NULL;
}
}
}
static spif_bool_t
spif_socket_get_proto(spif_socket_t self)
{
spif_url_t url;
spif_protoinfo_t proto;
spif_str_t proto_str;
spif_servinfo_t serv;
ASSERT_RVAL(!SPIF_URL_ISNULL(self), FALSE);
/* If we have a remote URL, use it. Otherwise, use the local one. */
url = ((SPIF_URL_ISNULL(self->remote_url)) ? (self->local_url) : (self->remote_url));
REQUIRE_RVAL(!SPIF_URL_ISNULL(url), FALSE);
proto_str = spif_url_get_proto(url);
if (!SPIF_STR_ISNULL(proto_str)) {
if (SPIF_CMP_IS_EQUAL(spif_str_cmp_with_ptr(proto_str, SPIF_CHARPTR("raw")))) {
spif_str_t target;
/* Raw socket. Could be raw UNIX or raw IP. */
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_TYPE_RAW);
/* If we have a hostname, it's IP. If we have a path only, it's UNIX. */
target = spif_url_get_host(url);
if (SPIF_STR_ISNULL(target)) {
target = spif_url_get_path(url);
if (!SPIF_STR_ISNULL(target)) {
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_FAMILY_UNIX);
}
} else {
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_FAMILY_INET);
}
} else if (SPIF_CMP_IS_EQUAL(spif_str_cmp_with_ptr(proto_str, SPIF_CHARPTR("unix")))) {
/* UNIX socket. Assume stream-based. */
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_FAMILY_UNIX);
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_TYPE_STREAM);
} else {
/* IP socket. See if they gave us a protocol name. */
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_FAMILY_INET);
proto = getprotobyname((char *) SPIF_STR_STR(proto_str));
if (!proto) {
/* If it's not a protocol, it's probably a service. */
serv = getservbyname((char *) SPIF_STR_STR(proto_str), "tcp");
if (!serv) {
serv = getservbyname((char *) SPIF_STR_STR(proto_str), "udp");
}
if (serv) {
/* If we found one, get the protocol info too. */
proto = getprotobyname(serv->s_proto);
REQUIRE_RVAL(proto != NULL, FALSE);
}
}
if (proto) {
/* Bingo. Set the flags appropriately. */
self->proto = proto->p_proto;
if (!strcmp(proto->p_name, "tcp")) {
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_TYPE_STREAM);
} else if (!strcmp(proto->p_name, "udp")) {
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_TYPE_DGRAM);
}
}
}
} else {
/* No protocol? Assume a UNIX socket. */
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_FAMILY_UNIX);
SPIF_SOCKET_FLAGS_SET(self, SPIF_SOCKET_FLAGS_TYPE_STREAM);
}
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;
}
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;
}
