/* create a new parser */
parser_t *parser_new(xmpp_ctx_t *ctx,
parser_start_callback startcb,
parser_end_callback endcb,
parser_stanza_callback stanzacb,
void *userdata)
{
parser_t *parser;
parser = xmpp_alloc(ctx, sizeof(parser_t));
if (parser != NULL) {
parser->ctx = ctx;
parser->xmlctx = NULL;
memset(&parser->handlers, 0, sizeof(xmlSAXHandler));
parser->handlers.startElement = _start_element;
parser->handlers.endElement = _end_element;
parser->handlers.characters = _characters;
parser->startcb = startcb;
parser->endcb = endcb;
parser->stanzacb = stanzacb;
parser->userdata = userdata;
parser->depth = 0;
parser->stanza = NULL;
parser_reset(parser);
}
return parser;
}
static int parse_data(const char *data, Parser *parser)
{
char *ptr;
for (ptr = (char *)data; *ptr; ptr++) {
switch (parser->lineState) {
case STATE_PREFIX:
ptr = parse_state_prefix(ptr, parser);
break;
case STATE_KEY:
ptr = parse_state_key(ptr, parser);
break;
case STATE_VALUE:
ptr = parse_state_value(ptr, parser);
break;
}
}
if (parser->currItem)
{
if (parser->lineState == STATE_VALUE)
*parser->ptr = '\0';
else
parser_reset(parser);
}
return 1;
}
struct parser *new_parser(int sockfd)
{
char *buf = xmalloc(RECV_BUF_SIZE + 1);
struct parser *p = xmalloc(sizeof(struct parser));
p->sockfd = sockfd;
p->recv_buf = buf;
parser_reset(p);
return p;
}
static char * parse_state_key(char *ptr, Parser *parser)
{
ItemNode *item = parser->currItem;
switch (*ptr) {
case '\r':
case '\t':
case ' ':
break;
case '\n':
parser_reset(parser);
break;
case '#':
parser_reset(parser);
while (*ptr && (*ptr != '\n')) ptr++;
ptr--;
break;
case '.':
*parser->ptr = '\0';
strncpy(item->module, item->key, sizeof(item->module)-1);
parser->ptr = item->key;
while (*ptr == '.') ptr++;
if (*ptr != '.')
ptr--;
break;
case '=':
parser->lineState = STATE_VALUE;
*parser->ptr = '\0';
parser->ptr = item->value;
break;
default:
*parser->ptr++ = *ptr;
break;
}
return ptr;
}
parser_t *parser_new(xmpp_ctx_t *ctx,
parser_start_callback startcb,
parser_end_callback endcb,
parser_stanza_callback stanzacb,
void *userdata)
{
parser_t *parser;
parser = xmpp_alloc(ctx, sizeof(parser_t));
if (parser != NULL) {
parser->ctx = ctx;
parser->expat = NULL;
parser->startcb = startcb;
parser->endcb = endcb;
parser->stanzacb = stanzacb;
parser->userdata = userdata;
parser->depth = 0;
parser->stanza = NULL;
parser_reset(parser);
}
return parser;
}
/* reset the parser */
void conn_parser_reset(xmpp_conn_t * const conn)
{
conn->reset_parser = 0;
parser_reset(conn->parser);
}
