#ifndef XML3_H
#define XML3_H

typedef enum {
  xml3_document_token = 1, xml3_prolog_token, xml3_element_token,
  xml3_Misc_token, xml3_SpaceChar_token = 7, xml3_S_token = 9,
  xml3_Name_token = 11, xml3_NameChar_token = 13, xml3_Names_token = 16,
  xml3_Nmtoken_token = 20, xml3_Nmtokens_token, xml3_EntityValue_token = 25,
  xml3_PEReference_token = 28, xml3_Reference_token,
  xml3_AttValue_token = 38, xml3_SystemLiteral_token = 45,
  xml3_PubidLiteral_token = 52, xml3_PubidChar_token,
  xml3_DataChar_token = 56, xml3_CharData_token = 58,
  xml3_Comment_token = 61, xml3_Char_token = 63, xml3_PI_token = 68,
  xml3_PITarget_token = 70, xml3_char_token, xml3_CDSect_token = 76,
  xml3_CDStart_token, xml3_CData_token, xml3_CDEnd_token,
  xml3_XMLDecl_token = 82, xml3_doctypedecl_token = 84,
  xml3_VersionInfo_token = 87, xml3_EncodingDecl_token,
  xml3_SDDecl_token = 90, xml3_Eq_token = 94, xml3_VersionNum_token,
  xml3_ExternalID_token = 101, xml3_markupdecl_token = 105,
  xml3_elementdecl_token = 111, xml3_AttlistDecl_token,
  xml3_EntityDecl_token, xml3_NotationDecl_token, xml3_extSubset_token,
  xml3_TextDecl_token, xml3_extSubsetDecl_token = 118,
  xml3_conditionalSect_token, xml3_Language_Id_token = 128,
  xml3_Langcode_token, xml3_Subcode_token = 131,
  xml3_ISO639Code_token = 135, xml3_IanaCode_token, xml3_UserCode_token,
  xml3_EmptyElemTag_token = 143, xml3_STag_token, xml3_content_token,
  xml3_ETag_token, xml3_Attribute_token = 148
} xml3_token_type;

typedef struct xml3_pcb_struct{
  xml3_token_type token_number, reduction_token, error_frame_token;
  int input_code;
  int input_value;
  int line, column;
  int ssx, sn, error_frame_ssx;
  int drt, dssx, dsn;
  int ss[128];
  int vs[128];
  int ag_ap;
  const char *error_message;
  char read_flag;
  char exit_flag;
  int bts[128], btsx;
  int lab[11], rx, fx;
  const unsigned char *key_sp;
  int save_index, key_state;
  char ag_msg[82];
} xml3_pcb_type;

#ifndef PRULE_CONTEXT
#define PRULE_CONTEXT(pcb)  (&((pcb).cs[(pcb).ssx]))
#define PERROR_CONTEXT(pcb) ((pcb).cs[(pcb).error_frame_ssx])
#define PCONTEXT(pcb)       ((pcb).cs[(pcb).ssx])
#endif

#ifndef AG_RUNNING_CODE
/* PCB.exit_flag values */
#define AG_RUNNING_CODE         0
#define AG_SUCCESS_CODE         1
#define AG_SYNTAX_ERROR_CODE    2
#define AG_REDUCTION_ERROR_CODE 3
#define AG_STACK_ERROR_CODE     4
#define AG_SEMANTIC_ERROR_CODE  5
#endif

extern xml3_pcb_type xml3_pcb;
void init_xml3(void);
void xml3(void);
#endif