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synchronized the D binding

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Marenz 2011-05-09 00:15:03 +02:00
parent f7faf87934
commit 1d3de48dea
2 changed files with 232 additions and 243 deletions
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198
include/d/psyc/common.d
View file

@ -1,20 +1,9 @@
/** @file d/.d
/** @file d/psyc/common.d
*
* @brief Main PSYC interface providing crucial functionality.
*/
/** @mainpage PSYC Core Library
*
* @section intro_sec Introduction
*
* This is the introduction.
*
* @section install_sec Installation
*
* @subsection step1 Step 1: Opening the box
*
* etc...
*/
module psyc.common;
@ -33,13 +22,13 @@ enum Bool
*/
enum Part
{
PART_RESET = -1,
PART_ROUTING,
PART_LENGTH,
PART_CONTENT,
PART_METHOD,
PART_DATA,
PART_END,
RESET = -1,
ROUTING = 0,
LENGTH = 1,
CONTENT = 2,
METHOD = 3,
DATA = 4,
END = 5,
}
/**
@ -52,19 +41,19 @@ enum Part
*/
enum Type
{
TYPE_UNKNOWN,
TYPE_AMOUNT,
TYPE_COLOR,
TYPE_DATE,
TYPE_DEGREE,
TYPE_ENTITY,
TYPE_FLAG,
TYPE_LANGUAGE,
TYPE_LIST,
TYPE_NICK,
TYPE_PAGE,
TYPE_UNIFORM,
TYPE_TIME,
UNKNOWN,
AMOUNT,
COLOR,
DATE,
DEGREE,
ENTITY,
FLAG,
LANGUAGE,
LIST,
NICK,
PAGE,
UNIFORM,
TIME,
}
/**
@ -77,32 +66,10 @@ enum ListType
LIST_BINARY = 2,
}
enum ModifierFlag
{
MODIFIER_CHECK_LENGTH = 0,
MODIFIER_NEED_LENGTH = 1,
MODIFIER_NO_LENGTH = 2,
MODIFIER_ROUTING = 3,
}
enum ListFlag
{
LIST_CHECK_LENGTH = 0,
LIST_NEED_LENGTH = 1,
LIST_NO_LENGTH = 2,
}
enum PacketFlag
{
PACKET_CHECK_LENGTH = 0,
PACKET_NEED_LENGTH = 1,
PACKET_NO_LENGTH = 2,
}
struct String
{
size_t length;
char *ptr;
ubyte *ptr;
}
struct MatchVar
@ -111,98 +78,11 @@ struct MatchVar
int value;
}
/**
* Shortcut for creating a String.
*
* @param memory Pointer to the buffer.
* @param length Length of that buffer.
*
* @return An instance of the String struct.
*/
String newString (char *str, size_t strlen);
/* intermediate struct for a PSYC variable modification */
struct Modifier
int psyc_version()
{
char oper; // not call it 'operator' as C++ may not like that..
String name;
String value;
ModifierFlag flag;
return 1;
}
struct Header
{
size_t lines;
Modifier *modifiers;
}
struct List
{
size_t num_elems;
String *elems;
size_t length;
ListFlag flag;
}
/* intermediate struct for a PSYC packet */
struct Packet
{
Header routing; ///< Routing header.
Header entity; ///< Entity header.
String method;
String data;
size_t routingLength; ///< Length of routing part.
size_t contentLength; ///< Length of content part.
size_t length; ///< Total length of packet.
PacketFlag flag;
}
int psyc_version();
/** Check if a modifier needs length */
ModifierFlag checkModifierLength(Modifier *m);
/** Get the total length of a modifier. */
size_t getModifierLength(Modifier *m);
/** Create new modifier */
Modifier newModifier(char oper, String *name, String *value,
ModifierFlag flag);
/** Create new modifier */
Modifier newModifier2(char oper,
char *name, size_t namelen,
char *value, size_t valuelen,
ModifierFlag flag);
/** Check if a list needs length */
ListFlag checkListLength(List *list);
/** Get the total length of a list. */
ListFlag getListLength(List *list);
/** Check if a packet needs length */
PacketFlag checkPacketLength(Packet *p);
/** Calculate and set the length of packet parts and total packet length */
size_t setPacketLength(Packet *p);
/** Create new list */
List newList(String *elems, size_t num_elems, ListFlag flag);
/** Create new packet */
Packet newPacket(Header *routing,
Header *entity,
String *method, String *data,
PacketFlag flag);
/** Create new packet */
Packet newPacket2(Modifier *routing, size_t routinglen,
Modifier *entity, size_t entitylen,
char *method, size_t methodlen,
char *data, size_t datalen,
PacketFlag flag);
/// Routing vars in alphabetical order.
extern (C) String routingVars[];
extern (C) MatchVar varTypes[];
@ -229,32 +109,4 @@ int inherits(char *sho, size_t slen,
int matches(char *sho, size_t slen,
char *lon, size_t llen);
/**
* Callback for text() that produces a value for a match.
*
* The application looks up a match such as _fruit from [_fruit] and
* if found writes its current value from its variable store into the
* outgoing buffer.. "Apple" for example. The template returns the
* number of bytes written. 0 is a legal return value. Should the
* callback return -1, text leaves the original template text as is.
*/
alias extern (C) int function (char *match, size_t mlen, char **buffer, size_t *blen) textCB;
/**
* Fills out text templates by asking a callback for content.
*
* Copies the contents of the template into the buffer while looking
* for braceOpen and braceClose strings and calling the callback for
* each enclosed string between these braces. Should the callback
* return -1, the original template text is copied as is.
*
* By default PSYC's "[" and "]" are used but you can provide any other
* brace strings such as "${" and "}" or "<!--" and "-->".
*
* See also http://about..eu/text
*/
int text(char *_template, size_t tlen,
char **buffer, size_t *blen,
textCB lookupValue,
char *braceOpen, char *braceClose);

273
include/d/psyc/parser.d
View file

@ -21,8 +21,8 @@ extern (C):
enum ParseFlag
{
PARSE_HEADER_ONLY = 1,
PARSE_BEGIN_AT_CONTENT = 2,
ROUTING_ONLY = 1,
START_AT_CONTENT = 2,
}
/**
@ -31,43 +31,66 @@ enum ParseFlag
*/
enum ParseRC
{
PARSE_ERROR_END = -9,
PARSE_ERROR_BODY = -8,
PARSE_ERROR_METHOD = -7,
PARSE_ERROR_MOD_NL = -6,
PARSE_ERROR_MOD_LEN = -5,
PARSE_ERROR_MOD_TAB = -4,
PARSE_ERROR_MOD_NAME = -3,
PARSE_ERROR_LENGTH = -2,
PARSE_ERROR = -1,
PARSE_SUCCESS = 0,
/// Error, packet is not ending with a valid delimiter.
ERROR_END = -8,
/// Error, expected NL after the method.
ERROR_METHOD = -7,
/// Error, expected NL after a modifier.
ERROR_MOD_NL = -6,
/// Error, modifier length is not numeric.
ERROR_MOD_LEN = -5,
/// Error, expected TAB before modifier value.
ERROR_MOD_TAB = -4,
/// Error, modifier name is missing.
ERROR_MOD_NAME = -3,
/// Error, expected NL after the content length.
ERROR_LENGTH = -2,
/// Error in packet.
ERROR = -1,
// Success, used internally.
SUCCESS = 0,
/// Buffer contains insufficient amount of data.
/// Fill another buffer and concatenate it with the end of the current buffer,
/// from the cursor position to the end.
PARSE_INSUFFICIENT = 1,
INSUFFICIENT = 1,
/// Routing modifier parsing done.
/// Operator, name & value contains the respective parts.
PARSE_ROUTING = 2,
/// Entity modifier parsing done.
/// Operator, name & value contains the respective parts.
PARSE_ENTITY = 3,
/// Entity modifier parsing is incomplete.
ROUTING = 2,
/// Start of an incomplete entity modifier.
/// Operator & name are complete, value is incomplete.
PARSE_ENTITY_INCOMPLETE = 4,
/// Body parsing done, name contains method, value contains body.
PARSE_BODY = 5,
/// Body parsing is incomplete, name contains method, value contains part of the body.
PARSE_BODY_INCOMPLETE = 6,
/// Content parsing done, value contains the whole content.
/// Used when PSYC_PARSE_ROUTING_ONLY is set.
PARSE_CONTENT = 5,
/// Content parsing is incomplete, value contains part of content.
/// Used when PSYC_PARSE_ROUTING_ONLY is set.
PARSE_CONTENT_INCOMPLETE = 6,
/// Reached end of packet, parsing done.
PARSE_COMPLETE = 7,
/// Binary value parsing incomplete, used internally.
PARSE_INCOMPLETE = 8,
ENTITY_START = 3,
/// Continuation of an incomplete entity modifier.
ENTITY_CONT = 4,
/// End of an incomplete entity modifier.
ENTITY_END = 5,
/// Entity modifier parsing done in one go.
/// Operator, name & value contains the respective parts.
ENTITY = 6,
/// Start of an incomplete body.
/// Name contains method, value contains part of the body.
BODY_START = 7,
/// Continuation of an incomplete body.
BODY_CONT = 8,
/// End of an incomplete body.
BODY_END = 9,
/// Body parsing done in one go, name contains method, value contains body.
BODY = 10,
/// Start of an incomplete content, value contains part of content.
/// Used when ROUTING_ONLY is set.
CONTENT_START = 7,
/// Continuation of an incomplete body.
/// Used when ROUTING_ONLY is set.
CONTENT_CONT = 8,
/// End of an incomplete body.
/// Used when ROUTING_ONLY is set.
CONTENT_END = 9,
/// Content parsing done in one go, value contains the whole content.
/// Used when ROUTING_ONLY is set.
CONTENT = 10,
// Binary value parsing complete, used internally.
COMPLETE = 11,
// Binary value parsing incomplete, used internally.
INCOMPLETE = 12,
}
/**
@ -76,17 +99,17 @@ enum ParseRC
*/
enum ParseListRC
{
PARSE_LIST_ERROR_DELIM = -5,
PARSE_LIST_ERROR_LEN = -4,
PARSE_LIST_ERROR_TYPE = -3,
PARSE_LIST_ERROR_NAME = -2,
PARSE_LIST_ERROR= -1,
LIST_ERROR_DELIM = -5,
LIST_ERROR_LEN = -4,
LIST_ERROR_TYPE = -3,
LIST_ERROR_NAME = -2,
LIST_ERROR = -1,
/// Completed parsing a list element.
PARSE_LIST_ELEM = 1,
LIST_ELEM = 1,
/// Reached end of buffer.
PARSE_LIST_END = 2,
LIST_END = 2,
/// Binary list is incomplete.
PARSE_LIST_INCOMPLETE = 3,
LIST_INCOMPLETE = 3,
}
/**
@ -106,6 +129,118 @@ struct ParseState
Bool contentLengthFound; ///< is there a length given for this packet?
size_t valueParsed; ///< number of bytes parsed from the value so far
size_t valueLength; ///< expected length of the value
Bool valueLengthFound; ///< is there a length given for this modifier?
/**
* Initiates the state struct.
*/
static ParseState opCall ( )
{
ParseState inst;
return inst;
}
/**
* Initializes the state struct with flags.
*
* @param flags Flags to be set for the parser, see ParseFlag.
*/
static ParseState opCall ( ubyte flags )
{
ParseState inst;
inst.flags = flags;
if (flags & ParseFlag.ROUTING_ONLY)
inst.part = Part.CONTENT;
return inst;
}
/**
* Sets a new buffer in the parser state struct with data to be parsed.
*
* @param buffer the buffer that should be parsed now
* @see String
*/
void setParseBuffer ( String buffer )
{
this.buffer = buffer;
this.cursor = 0;
if (this.flags & ParseFlag.START_AT_CONTENT)
{
this.contentLength = buffer.length;
this.contentLengthFound = Bool.TRUE;
}
}
/**
* Sets a new buffer in the parser state struct with data to be parsed.
*
* @param buffer the buffer that should be parsed now
* @see String
*/
void setParseBuffer ( ubyte[] buffer )
{
this.setParseBuffer(*(cast(String*) &buffer));
}
/**
* Sets a new buffer in the parser state struct with data to be parsed.
*
* @param buffer pointer to the buffer that should be parsed now
* @param length length of the buffer
*/
void setParseBuffer ( ubyte* buffer, size_t length )
{
this.setParseBuffer(String(length, cast(ubyte*)buffer));
}
size_t getContentLength ( )
{
return this.contentLength;
}
bool isContentLengthFound ( )
{
return this.contentLengthFound == Bool.TRUE;
}
size_t getValueLength ( )
{
return this.valueLength;
}
bool isValueLengthFound ( )
{
return this.valueLengthFound == Bool.TRUE;
}
size_t getCursor ( )
{
return this.cursor;
}
size_t getBufferLength ( )
{
return this.buffer.length;
}
size_t getRemainingLength ( )
{
return this.buffer.length - this.cursor;
}
ubyte* getRemainingBuffer ( )
{
return this.buffer.ptr + this.cursor;
}
void getRemainingBuffer ( ref ubyte[] buf )
{
buf = this.buffer.ptr[cursor .. getRemainingLength()];
}
}
/**
@ -120,35 +255,37 @@ struct ParseListState
size_t elemParsed; ///< number of bytes parsed from the elem so far
size_t elemLength; ///< expected length of the elem
/**
* Sets a new buffer with data to be parsed
* @param buffer the buffer to be parsed
*/
void setBuffer ( String buffer )
{
this.buffer = buffer;
this.cursor = 0;
}
/**
* Sets a new buffer with data to be parsed
* @param buffer the buffer to be parsed
*/
void setBuffer ( ubyte[] buffer )
{
this.setBuffer(*(cast(String*) &buffer));
}
/**
* Sets a new buffer with data to be parsed
* @param buffer pointer to the buffer to be parsed
* @param length size of the buffer
*/
void setBuffer ( ubyte* buffer, size_t length )
{
this.setBuffer(String(length, buffer));
}
}
/**
* Initiates the state struct.
*
* @param state Pointer to the state struct that should be initiated.
*/
void psyc_initParseState (ParseState* state);
/**
* Initiates the state struct with flags.
*
* @param state Pointer to the state struct that should be initiated.
* @param flags Flags to be set for the parser, see ParseFlag.
*/
void psyc_initParseState2 (ParseState* state, ubyte flags);
/**
* Initiates the list state struct.
*
* @param state Pointer to the list state struct that should be initiated.
*/
void psyc_initParseListState (ParseListState* state);
void psyc_nextParseBuffer (ParseState* state, String newBuf);
void psyc_nextParseListBuffer (ParseListState* state, String newBuf);
size_t psyc_getContentLength (ParseState* s);
/**
* Parse PSYC packets.