summaryrefslogtreecommitdiffstats
path: root/c/src/libnetworking/rtems_webserver/ejIntrn.h
diff options
context:
space:
mode:
Diffstat (limited to 'c/src/libnetworking/rtems_webserver/ejIntrn.h')
-rw-r--r--c/src/libnetworking/rtems_webserver/ejIntrn.h228
1 files changed, 228 insertions, 0 deletions
diff --git a/c/src/libnetworking/rtems_webserver/ejIntrn.h b/c/src/libnetworking/rtems_webserver/ejIntrn.h
new file mode 100644
index 0000000000..0ab7b9b5e5
--- /dev/null
+++ b/c/src/libnetworking/rtems_webserver/ejIntrn.h
@@ -0,0 +1,228 @@
+/*
+ * ejIntrn.h -- Ejscript(TM) header
+ *
+ * Copyright (c) GoAhead Software, Inc., 1992-2000
+ *
+ * See the file "license.txt" for information on usage and redistribution
+ */
+
+#ifndef _h_EJINTERNAL
+#define _h_EJINTERNAL 1
+
+/******************************** Description *********************************/
+
+/*
+ * GoAhead Ejscript(TM) header. This defines the Ejscript API and internal
+ * structures.
+ */
+
+/********************************* Includes ***********************************/
+
+#include <ctype.h>
+#include <stdarg.h>
+#include <stdlib.h>
+
+#if CE
+#if ! UEMF
+ #include <io.h>
+#endif
+#endif
+
+#if LYNX
+ #include <unistd.h>
+#endif
+
+#ifdef QNX4
+ #include <dirent.h>
+#endif
+
+#if UEMF
+ #include "uemf.h"
+#else
+ #include <param.h>
+ #include <stat.h>
+ #include "basic/basicInternal.h"
+ #include "emf/emfInternal.h"
+#endif
+
+#include "ej.h"
+
+/********************************** Defines ***********************************/
+/*
+ * Constants
+ */
+#define EJ_INC 110 /* Growth for tags/tokens */
+#define EJ_SCRIPT_INC 1023 /* Growth for ej scripts */
+#define EJ_OFFSET 1 /* hAlloc doesn't like 0 entries */
+#define EJ_MAX_RECURSE 100 /* Sanity for maximum recursion */
+
+/*
+ * Ejscript Lexical analyser tokens
+ */
+#define TOK_ERR -1 /* Any error */
+#define TOK_LPAREN 1 /* ( */
+#define TOK_RPAREN 2 /* ) */
+#define TOK_IF 3 /* if */
+#define TOK_ELSE 4 /* else */
+#define TOK_LBRACE 5 /* { */
+#define TOK_RBRACE 6 /* } */
+#define TOK_LOGICAL 7 /* ||, &&, ! */
+#define TOK_EXPR 8 /* +, -, /, % */
+#define TOK_SEMI 9 /* ; */
+#define TOK_LITERAL 10 /* literal string */
+#define TOK_FUNCTION 11 /* function name */
+#define TOK_NEWLINE 12 /* newline white space */
+#define TOK_ID 13 /* function name */
+#define TOK_EOF 14 /* End of script */
+#define TOK_COMMA 15 /* Comma */
+#define TOK_VAR 16 /* var */
+#define TOK_ASSIGNMENT 17 /* = */
+#define TOK_FOR 18 /* for */
+#define TOK_INC_DEC 19 /* ++, -- */
+#define TOK_RETURN 20 /* return */
+
+/*
+ * Expression operators
+ */
+#define EXPR_LESS 1 /* < */
+#define EXPR_LESSEQ 2 /* <= */
+#define EXPR_GREATER 3 /* > */
+#define EXPR_GREATEREQ 4 /* >= */
+#define EXPR_EQ 5 /* == */
+#define EXPR_NOTEQ 6 /* != */
+#define EXPR_PLUS 7 /* + */
+#define EXPR_MINUS 8 /* - */
+#define EXPR_DIV 9 /* / */
+#define EXPR_MOD 10 /* % */
+#define EXPR_LSHIFT 11 /* << */
+#define EXPR_RSHIFT 12 /* >> */
+#define EXPR_MUL 13 /* * */
+#define EXPR_ASSIGNMENT 14 /* = */
+#define EXPR_INC 15 /* ++ */
+#define EXPR_DEC 16 /* -- */
+#define EXPR_BOOL_COMP 17 /* ! */
+/*
+ * Conditional operators
+ */
+#define COND_AND 1 /* && */
+#define COND_OR 2 /* || */
+#define COND_NOT 3 /* ! */
+
+/*
+ * States
+ */
+#define STATE_ERR -1 /* Error state */
+#define STATE_EOF 1 /* End of file */
+#define STATE_COND 2 /* Parsing a "(conditional)" stmt */
+#define STATE_COND_DONE 3
+#define STATE_RELEXP 4 /* Parsing a relational expr */
+#define STATE_RELEXP_DONE 5
+#define STATE_EXPR 6 /* Parsing an expression */
+#define STATE_EXPR_DONE 7
+#define STATE_STMT 8 /* Parsing General statement */
+#define STATE_STMT_DONE 9
+#define STATE_STMT_BLOCK_DONE 10 /* End of block "}" */
+#define STATE_ARG_LIST 11 /* Function arg list */
+#define STATE_ARG_LIST_DONE 12
+#define STATE_DEC_LIST 16 /* Declaration list */
+#define STATE_DEC_LIST_DONE 17
+#define STATE_DEC 18
+#define STATE_DEC_DONE 19
+
+#define STATE_RET 20 /* Return statement */
+
+#define STATE_BEGIN STATE_STMT
+
+/*
+ * Flags. Used in ej_t and as parameter to parse()
+ */
+#define FLAGS_EXE 0x1 /* Execute statements */
+#define FLAGS_VARIABLES 0x2 /* Allocated variables store */
+#define FLAGS_FUNCTIONS 0x4 /* Allocated function store */
+
+/*
+ * Function call structure
+ */
+typedef struct {
+ char_t *fname; /* Function name */
+ char_t **args; /* Args for function (halloc) */
+ int nArgs; /* Number of args */
+} ejfunc_t;
+
+/*
+ * EJ evaluation block structure
+ */
+typedef struct ejEval {
+ ringq_t tokbuf; /* Current token */
+ ringq_t script; /* Input script for parsing */
+ char_t *putBackToken; /* Putback token string */
+ int putBackTokenId; /* Putback token ID */
+ char_t *line; /* Current line */
+ int lineLength; /* Current line length */
+ int lineNumber; /* Parse line number */
+ int lineColumn; /* Column in line */
+} ejinput_t;
+
+/*
+ * Per Ejscript session structure
+ */
+typedef struct ej {
+ ejinput_t *input; /* Input evaluation block */
+ sym_fd_t functions; /* Symbol table for functions */
+ sym_fd_t *variables; /* hAlloc list of variables */
+ int variableMax; /* Number of entries */
+ ejfunc_t *func; /* Current function */
+ char_t *result; /* Current expression result */
+ char_t *error; /* Error message */
+ char_t *token; /* Pointer to token string */
+ int tid; /* Current token id */
+ int eid; /* Halloc handle */
+ int flags; /* Flags */
+ int userHandle; /* User defined handle */
+} ej_t;
+
+/******************************** Prototypes **********************************/
+
+extern int ejOpenBlock(int eid);
+extern int ejCloseBlock(int eid, int vid);
+extern char_t *ejEvalBlock(int eid, char_t *script, char_t **emsg);
+#ifndef __NO_EJ_FILE
+extern char_t *ejEvalFile(int eid, char_t *path, char_t **emsg);
+#endif
+extern int ejRemoveGlobalFunction(int eid, char_t *name);
+extern void *ejGetGlobalFunction(int eid, char_t *name);
+extern int ejSetGlobalFunctionDirect(sym_fd_t functions, char_t *name,
+ int (*fn)(int eid, void *handle, int argc, char_t **argv));
+extern void ejError(ej_t* ep, char_t* fmt, ...);
+extern void ejSetUserHandle(int eid, int handle);
+extern int ejGetUserHandle(int eid);
+extern int ejGetLineNumber(int eid);
+extern char_t *ejGetResult(int eid);
+extern void ejSetLocalVar(int eid, char_t *var, char_t *value);
+extern void ejSetGlobalVar(int eid, char_t *var, char_t *value);
+
+extern int ejLexOpen(ej_t* ep);
+extern void ejLexClose(ej_t* ep);
+extern int ejLexOpenScript(ej_t* ep, char_t *script);
+extern void ejLexCloseScript(ej_t* ep);
+extern void ejLexSaveInputState(ej_t* ep, ejinput_t* state);
+extern void ejLexFreeInputState(ej_t* ep, ejinput_t* state);
+extern void ejLexRestoreInputState(ej_t* ep, ejinput_t* state);
+extern int ejLexGetToken(ej_t* ep, int state);
+extern void ejLexPutbackToken(ej_t* ep, int tid, char_t *string);
+
+extern sym_fd_t ejGetVariableTable(int eid);
+extern sym_fd_t ejGetFunctionTable(int eid);
+
+extern int ejEmfOpen(int eid);
+extern void ejEmfClose(int eid);
+
+extern int ejEmfDbRead(int eid, void *handle, int argc, char_t **argv);
+extern int ejEmfDbReadKeyed(int eid, void *handle, int argc, char_t **argv);
+extern int ejEmfDbTableGetNrow(int eid, void *handle, int argc, char_t **argv);
+extern int ejEmfDbDeleteRow(int eid, void *handle, int argc, char_t **argv);
+extern int ejEmfTrace(int eid, void *handle, int argc, char_t **argv);
+extern int ejEmfDbWrite(int eid, void *handle, int argc, char_t **argv);
+extern int ejEmfDbCollectTable(int eid, void *handle, int argc, char_t **argv);
+
+#endif /* _h_EJINTERNAL */
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-02 14:00:44 +0000