Function parse_via_param

parser/parse_via.c:118–975

entry state must be F_PARAM, or saved_state=F_PARAM and * state=F_{LF,CR,CRLF}! * output state = L_PARAM or F_PARAM or END_OF_HEADER * (and saved_state= last state); everything else => error * WARNING: param->start must be filled before, it's used in param->size * computation. */

 * computation.
 */
static /*inline*/ char* parse_via_param(char* p, char* end,
										unsigned char* pstate,
				    					unsigned char* psaved_state,
										struct via_param* param)
{
	char* tmp;
	register unsigned char state;
	unsigned char saved_state;

	state=*pstate;

	saved_state=*psaved_state;
	param->type=PARAM_ERROR;

	for (tmp=p;tmp<end;tmp++){
		switch(*tmp){
			case ' ':
			case '\t':
				switch(state){
					case FIN_HIDDEN:
					case FIN_ALIAS:
						param->type=state;
						param->name.len=tmp-param->name.s;
						state=L_PARAM;
						goto endofparam;
					case FIN_BRANCH:
					case FIN_TTL:
					case FIN_MADDR:
					case FIN_RECEIVED:
					case FIN_RPORT:
					case FIN_I:
						param->type=state;
						param->name.len=tmp-param->name.s;
						state=L_VALUE;
						goto find_value;
					case F_PARAM:
						break;
					case F_LF:
					case F_CR:
					case F_CRLF:
						state=saved_state;
						break;
					case GEN_PARAM:
					default:
						param->type=GEN_PARAM;
						param->name.len=tmp-param->name.s;
						state=L_VALUE;
						goto find_value;
				}
				break;
			/* \n and \r*/
			case '\n':
				switch(state){
					case FIN_HIDDEN:
					case FIN_ALIAS:
						param->type=state;
						param->name.len=tmp-param->name.s;
						param->size=tmp-param->start;