cgic.cpp File Reference

#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>
#include "cgic.h"
#include "utilit.h"

Include dependency graph for cgic.cpp:

Classes

• struct cgiFormEntryStruct

Defines

• #define CGICDEBUGSTART
• #define CGICDEBUGEND
• #define cgiStrEq(a, b)   (!strcmp((a), (b)))

Typedefs

• typedef struct cgiFormEntryStruct cgiFormEntry

Enumerations

• enum cgiParseResultType {
    cgiParseSuccess, cgiParseMemory, cgiParseIO, cgiParseSuccess,
    cgiParseMemory, cgiParseIO
  }
• enum cgiEscapeState {
    cgiEscapeRest, cgiEscapeFirst, cgiEscapeSecond, cgiEscapeRest,
    cgiEscapeFirst, cgiEscapeSecond
  }
• enum cgiUnescapeResultType { cgiUnescapeSuccess, cgiUnescapeMemory, cgiUnescapeSuccess, cgiUnescapeMemory }

Functions

• static void cgiGetenv (char **s, const char *var)
• static cgiParseResultType cgiParseGetFormInput ()
• static cgiParseResultType cgiParsePostFormInput ()
• static cgiParseResultType cgiParseFormInput (char *data, int length)
• static void cgiSetupConstants ()
• static void cgiFreeResources ()
• static int cgiStrEqNc (const char *s1, const char *s2)
• int main (int argc, char *argv[])
• static cgiUnescapeResultType cgiUnescapeChars (char **sp, char *cp, int len)
• static cgiFormResultType cgiFormEntryString (cgiFormEntry *e, char *result, int max, int newlines)
• static cgiFormEntry * cgiFormEntryFindFirst (const char *name)
• static cgiFormEntry * cgiFormEntryFindNext ()
• cgiFormResultType cgiFormString (const char *name, char *result, int max)
• cgiFormResultType cgiFormStringNoNewlines (const char *name, char *result, int max)
• cgiFormResultType cgiFormStringMultiple (const char *name, char ***result)
• cgiFormResultType cgiFormStringSpaceNeeded (const char *name, int *result)
• static int cgiFirstNonspaceChar (char *s)
• cgiFormResultType cgiFormInteger (const char *name, int *result, int defaultV)
• cgiFormResultType cgiFormIntegerBounded (const char *name, int *result, int min, int max, int defaultV)
• cgiFormResultType cgiFormDouble (const char *name, double *result, double defaultV)
• cgiFormResultType cgiFormDoubleBounded (const char *name, double *result, double min, double max, double defaultV)
• cgiFormResultType cgiFormSelectSingle (const char *name, char **choicesText, int choicesTotal, int *result, int defaultV)
• cgiFormResultType cgiFormSelectMultiple (const char *name, char **choicesText, int choicesTotal, int *result, int *invalid)
• cgiFormResultType cgiFormCheckboxSingle (const char *name)
• cgiFormResultType cgiFormCheckboxMultiple (const char *name, char **valuesText, int valuesTotal, int *result, int *invalid)
• cgiFormResultType cgiFormRadio (const char *name, char **valuesText, int valuesTotal, int *result, int defaultV)
• void cgiHeaderLocation (const char *redirectUrl)
• void cgiHeaderStatus (int status, const char *statusMessage)
• void cgiHeaderContentType (const char *mimeType)
• static int cgiWriteString (FILE *out, char *s)
• static int cgiWriteInt (FILE *out, int i)
• cgiEnvironmentResultType cgiWriteEnvironment (char *filename)
• static int cgiReadString (FILE *out, char **s)
• static int cgiReadInt (FILE *out, int *i)
• cgiEnvironmentResultType cgiReadEnvironment (char *filename)
• void cgiStringArrayFree (char **stringArray)

Variables

• char * cgiServerSoftware
• char * cgiServerName
• char * cgiGatewayInterface
• char * cgiServerProtocol
• char * cgiServerPort
• char * cgiRequestMethod
• char * cgiPathInfo
• char * cgiPathTranslated
• char * cgiScriptName
• char * cgiQueryString
• char * cgiRemoteHost
• char * cgiRemoteAddr
• char * cgiAuthType
• char * cgiRemoteUser
• char * cgiRemoteIdent
• char * cgiContentType
• int cgiContentLength
• char * cgiAccept
• char * cgiUserAgent
• char * cgiReferrer
• FILE * cgiIn
• FILE * cgiOut
• static cgiFormEntry * cgiFormEntryFirst
• static int cgiRestored = 0
• static int cgiHexValue [256]
• static const char * cgiFindTarget = 0
• static cgiFormEntry * cgiFindPos = 0

---

Define Documentation

#define CGICDEBUGSTART

Referenced by cgiFormSelectSingle(), cgiFormStringMultiple(), and main().

#define CGICDEBUGEND

Referenced by cgiFormSelectSingle(), cgiFormStringMultiple(), and main().

#define cgiStrEq	(		a,
			b
	)			(!strcmp((a), (b)))

Referenced by cgiFormSelectMultiple(), and cgiFormSelectSingle().

---

Typedef Documentation

typedef struct cgiFormEntryStruct cgiFormEntry

---

Enumeration Type Documentation

enum cgiParseResultType

Enumerator:

cgiParseSuccess
cgiParseMemory
cgiParseIO
cgiParseSuccess
cgiParseMemory
cgiParseIO

enum cgiEscapeState

Enumerator:

cgiEscapeRest
cgiEscapeFirst
cgiEscapeSecond
cgiEscapeRest
cgiEscapeFirst
cgiEscapeSecond

enum cgiUnescapeResultType

Enumerator:

cgiUnescapeSuccess
cgiUnescapeMemory
cgiUnescapeSuccess
cgiUnescapeMemory

---

Function Documentation

static void cgiGetenv	(	char **	s,
		const char *	var
	)			[static]

Referenced by main().

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static cgiParseResultType cgiParseGetFormInput

(

)

[static]

References cgiContentLength, cgiParseFormInput(), and cgiQueryString.

Referenced by main().

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static cgiParseResultType cgiParsePostFormInput

(

)

[static]

References cgiContentLength, cgiIn, and cgiParseFormInput().

Referenced by main().

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static cgiParseResultType cgiParseFormInput	(	char *	data,
		int	length
	)			[static]

References cgiFormEntryStruct::attr, cgiUnescapeChars(), cgiUnescapeSuccess, cgiFormEntryStruct::next, and cgiFormEntryStruct::value.

Referenced by cgiParseGetFormInput(), and cgiParsePostFormInput().

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static void cgiSetupConstants

(

)

[static]

References cgiHexValue.

Referenced by main().

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static void cgiFreeResources

(

)

[static]

References cgiFormEntryStruct::attr, cgiAccept, cgiAuthType, cgiContentType, cgiGatewayInterface, cgiPathInfo, cgiPathTranslated, cgiQueryString, cgiReferrer, cgiRemoteAddr, cgiRemoteHost, cgiRemoteIdent, cgiRemoteUser, cgiRequestMethod, cgiRestored, cgiScriptName, cgiServerName, cgiServerPort, cgiServerProtocol, cgiServerSoftware, cgiUserAgent, cgiFormEntryStruct::next, and cgiFormEntryStruct::value.

Referenced by cgiReadEnvironment(), and main().

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static int cgiStrEqNc	(	const char *	s1,
		const char *	s2
	)			[static]

Referenced by main().

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int main	(	int	argc,
		char *	argv[]
	)

References cgiAccept, cgiAuthType, CGICDEBUGEND, CGICDEBUGSTART, cgiContentLength, cgiContentType, cgiFreeResources(), cgiGatewayInterface, cgiGetenv(), cgiIn, cgiMain(), cgiOut, cgiParseGetFormInput(), cgiParsePostFormInput(), cgiParseSuccess, cgiPathInfo, cgiPathTranslated, cgiQueryString, cgiReferrer, cgiRemoteAddr, cgiRemoteHost, cgiRemoteIdent, cgiRemoteUser, cgiRequestMethod, cgiRestored, cgiScriptName, cgiServerName, cgiServerPort, cgiServerProtocol, cgiServerSoftware, cgiSetupConstants(), cgiStrEqNc(), and cgiUserAgent.

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cgiUnescapeResultType cgiUnescapeChars	(	char **	sp,
		char *	cp,
		int	len
	)			[static]

References cgiEscapeFirst, cgiEscapeRest, cgiEscapeSecond, and cgiHexValue.

Referenced by cgiParseFormInput().

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static cgiFormResultType cgiFormEntryString	(	cgiFormEntry *	e,
		char *	result,
		int	max,
		int	newlines
	)			[static]

References cgiFormEntryStruct::value.

Referenced by cgiFormString(), cgiFormStringMultiple(), and cgiFormStringNoNewlines().

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static cgiFormEntry * cgiFormEntryFindFirst

(

const char *

name

)

[static]

References cgiFindTarget, and cgiFormEntryFindNext().

Referenced by cgiFormCheckboxSingle(), cgiFormDouble(), cgiFormInteger(), cgiFormSelectMultiple(), cgiFormSelectSingle(), cgiFormString(), cgiFormStringMultiple(), cgiFormStringNoNewlines(), and cgiFormStringSpaceNeeded().

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static cgiFormEntry * cgiFormEntryFindNext

(

)

[static]

References cgiFormEntryStruct::attr, cgiFindTarget, and cgiFormEntryStruct::next.

Referenced by cgiFormEntryFindFirst(), cgiFormSelectMultiple(), and cgiFormStringMultiple().

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cgiFormResultType cgiFormString	(	const char *	name,
		char *	result,
		int	max
	)

References cgiFormEntryFindFirst(), and cgiFormEntryString().

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cgiFormResultType cgiFormStringNoNewlines	(	const char *	name,
		char *	result,
		int	max
	)

References cgiFormEntryFindFirst(), and cgiFormEntryString().

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cgiFormResultType cgiFormStringMultiple	(	const char *	name,
		char ***	result
	)

References CGICDEBUGEND, CGICDEBUGSTART, cgiFormEntryFindFirst(), cgiFormEntryFindNext(), cgiFormEntryString(), cgiStringArrayFree(), and cgiFormEntryStruct::value.

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cgiFormResultType cgiFormStringSpaceNeeded	(	const char *	name,
		int *	result
	)

References cgiFormEntryFindFirst(), and cgiFormEntryStruct::value.

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static int cgiFirstNonspaceChar

(

char *

s

)

[static]

Referenced by cgiFormDouble(), and cgiFormInteger().

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cgiFormResultType cgiFormInteger	(	const char *	name,
		int *	result,
		int	defaultV
	)

References cgiFirstNonspaceChar(), cgiFormEntryFindFirst(), and cgiFormEntryStruct::value.

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cgiFormResultType cgiFormIntegerBounded	(	const char *	name,
		int *	result,
		int	min,
		int	max,
		int	defaultV
	)

References cgiFormInteger(), and cgiFormSuccess.

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cgiFormResultType cgiFormDouble	(	const char *	name,
		double *	result,
		double	defaultV
	)

References cgiFirstNonspaceChar(), cgiFormEntryFindFirst(), and cgiFormEntryStruct::value.

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cgiFormResultType cgiFormDoubleBounded	(	const char *	name,
		double *	result,
		double	min,
		double	max,
		double	defaultV
	)

References cgiFormDouble(), and cgiFormSuccess.

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cgiFormResultType cgiFormSelectSingle	(	const char *	name,
		char **	choicesText,
		int	choicesTotal,
		int *	result,
		int	defaultV
	)

References CGICDEBUGEND, CGICDEBUGSTART, cgiFormEntryFindFirst(), and cgiStrEq.

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cgiFormResultType cgiFormSelectMultiple	(	const char *	name,
		char **	choicesText,
		int	choicesTotal,
		int *	result,
		int *	invalid
	)

References cgiFormEntryFindFirst(), cgiFormEntryFindNext(), cgiStrEq, and cgiFormEntryStruct::value.

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cgiFormResultType cgiFormCheckboxSingle

(

const char *

name

)

References cgiFormEntryFindFirst().

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cgiFormResultType cgiFormCheckboxMultiple	(	const char *	name,
		char **	valuesText,
		int	valuesTotal,
		int *	result,
		int *	invalid
	)

References cgiFormSelectMultiple().

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cgiFormResultType cgiFormRadio	(	const char *	name,
		char **	valuesText,
		int	valuesTotal,
		int *	result,
		int	defaultV
	)

References cgiFormSelectSingle().

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void cgiHeaderLocation

(

const char *

redirectUrl

)

References cgiOut.

void cgiHeaderStatus	(	int	status,
		const char *	statusMessage
	)

References cgiOut.

void cgiHeaderContentType

(

const char *

mimeType

)

References cgiOut.

static int cgiWriteString	(	FILE *	out,
		char *	s
	)			[static]

References cgiWriteInt().

Referenced by cgiWriteEnvironment().

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static int cgiWriteInt	(	FILE *	out,
		int	i
	)			[static]

Referenced by cgiWriteEnvironment(), and cgiWriteString().

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cgiEnvironmentResultType cgiWriteEnvironment

(

char *

filename

)

References cgiFormEntryStruct::attr, cgiAccept, cgiAuthType, cgiContentLength, cgiContentType, cgiCookie, cgiFormFileClose(), cgiFormFileOpen(), cgiFormFileRead(), cgiFormSuccess, cgiGatewayInterface, cgiPathInfo, cgiPathTranslated, cgiQueryString, cgiReferrer, cgiRemoteAddr, cgiRemoteHost, cgiRemoteIdent, cgiRemoteUser, cgiRequestMethod, cgiScriptName, cgiServerName, cgiServerPort, cgiServerProtocol, cgiServerSoftware, cgiUserAgent, cgiWriteInt(), cgiWriteString(), cgiFormEntryStruct::contentType, cgiFormEntryStruct::fileName, cgiFormEntryStruct::next, cgiFormEntryStruct::value, and cgiFormEntryStruct::valueLength.

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static int cgiReadString	(	FILE *	out,
		char **	s
	)			[static]

References cgiReadInt().

Referenced by cgiReadEnvironment().

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static int cgiReadInt	(	FILE *	out,
		int *	i
	)			[static]

Referenced by cgiReadEnvironment(), and cgiReadString().

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cgiEnvironmentResultType cgiReadEnvironment

(

char *

filename

)

References cgiFormEntryStruct::attr, cgiAccept, cgiAuthType, CGIC_VERSION, cgiContentLength, cgiContentType, cgiCookie, cgiFreeResources(), cgiGatewayInterface, cgiParseSuccess, cgiPathInfo, cgiPathTranslated, cgiQueryString, cgiReadInt(), cgiReadString(), cgiReferrer, cgiRemoteAddr, cgiRemoteHost, cgiRemoteIdent, cgiRemoteUser, cgiRequestMethod, cgiRestored, cgiScriptName, cgiServerName, cgiServerPort, cgiServerProtocol, cgiServerSoftware, cgiUserAgent, cgiFormEntryStruct::contentType, cgiFormEntryStruct::fileName, getTempFileName(), cgiFormEntryStruct::next, cgiFormEntryStruct::tfileName, cgiFormEntryStruct::value, and cgiFormEntryStruct::valueLength.

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void cgiStringArrayFree

(

char **

stringArray

)

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Variable Documentation

char* cgiServerSoftware

char* cgiServerName

char* cgiGatewayInterface

char* cgiServerProtocol

char* cgiServerPort

char* cgiRequestMethod

char* cgiPathInfo

char* cgiPathTranslated

char* cgiScriptName

char* cgiQueryString

char* cgiRemoteHost

char* cgiRemoteAddr

char* cgiAuthType

char* cgiRemoteUser

char* cgiRemoteIdent

char* cgiContentType

int cgiContentLength

char* cgiAccept

char* cgiUserAgent

char* cgiReferrer

FILE* cgiIn

FILE* cgiOut

cgiFormEntry* cgiFormEntryFirst [static]

int cgiRestored = 0 [static]

Referenced by cgiFreeResources(), cgiReadEnvironment(), and main().

int cgiHexValue[256] [static]

Referenced by cgiSetupConstants(), and cgiUnescapeChars().

const char* cgiFindTarget = 0 [static]

Referenced by cgiFormEntryFindFirst(), and cgiFormEntryFindNext().

cgiFormEntry* cgiFindPos = 0 [static]