Classes | Defines | Typedefs | Enumerations | Functions | Variables

cgic.c File Reference

#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "cgic.h"
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Classes

Defines

Typedefs

Enumerations

Functions

Variables

Define Documentation

#define cgicTempDir   "/tmp"

Referenced by getTempFileName().

#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().

#define APPEND (   string,
  char 
)
Value:
{ \
                if ((string##Len + 1) < string##Space) { \
                        string[string##Len++] = (char); \
                } \
        }

Referenced by cgiFormFileContentType(), cgiFormFileName(), and decomposeValue().

#define RAPPEND (   string,
  ch 
)
Value:
{ \
                if ((string##Len + 1) == string##Space)  { \
                        char *sold = string; \
                        string##Space *= 2; \
                        string = (char *) realloc(string, string##Space); \
                        if (!string) { \
                                string = sold; \
                                goto outOfMemory; \
                        } \
                } \
                string[string##Len++] = (ch); \
        }
#define BAPPEND (   ch  ) 
Value:
{ \
                if (outf) { \
                        putc(ch, outf); \
                        outLen++; \
                } else if (out) { \
                        RAPPEND(out, ch); \
                } \
        }

Referenced by afterNextBoundary().

#define CGIC_VERSION   "2.0"

Referenced by cgiReadEnvironment().

#define TRYPUTC (   ch  ) 
Value:
{ \
                if (putc((ch), cgiOut) == EOF) { \
                        return cgiFormIO; \
                } \
        }

Referenced by cgiHtmlEscapeData(), and cgiValueEscapeData().

Typedef Documentation

typedef struct cgiFormEntryStruct cgiFormEntry
typedef struct mpStream * mpStreamPtr
typedef struct cgiFileStruct cgiFile

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,
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 cgiParsePostMultipartInput (  )  [static]

References afterNextBoundary(), cgiFormEntryStruct::attr, cgiContentLength, cgiParseIO, cgiParseSuccess, cgiStrEqNc(), cgiFormEntryStruct::contentType, decomposeValue(), cgiFormEntryStruct::fileName, getTempFileName(), mpPutBack(), mpRead(), cgiFormEntryStruct::next, readHeaderLine(), cgiFormEntryStruct::tfileName, cgiFormEntryStruct::value, and cgiFormEntryStruct::valueLength.

Referenced by main().

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

References cgiFormEntryStruct::attr, cgiUnescapeChars(), cgiUnescapeSuccess, cgiFormEntryStruct::contentType, cgiFormEntryStruct::fileName, cgiFormEntryStruct::next, cgiFormEntryStruct::tfileName, cgiFormEntryStruct::value, and cgiFormEntryStruct::valueLength.

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::contentType, cgiFormEntryStruct::fileName, cgiFormEntryStruct::next, cgiFormEntryStruct::tfileName, and cgiFormEntryStruct::value.

Referenced by cgiReadEnvironment(), and main().

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

Referenced by cgiParsePostMultipartInput(), decomposeValue(), and main().

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static int cgiStrBeginsNc ( char *  s1,
char *  s2 
) [static]

Referenced by main().

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

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

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int mpRead ( mpStreamPtr  mpp,
char *  buffer,
int  len 
)

References cgiContentLength, cgiIn, mpStream::offset, mpStream::putback, mpStream::readPos, and mpStream::writePos.

Referenced by afterNextBoundary(), cgiParsePostMultipartInput(), and readHeaderLine().

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void mpPutBack ( mpStreamPtr  mpp,
char *  data,
int  len 
)

References mpStream::offset, mpStream::putback, and mpStream::writePos.

Referenced by afterNextBoundary(), cgiParsePostMultipartInput(), and readHeaderLine().

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cgiParseResultType afterNextBoundary ( mpStreamPtr  mpp,
FILE *  outf,
char **  outP,
int *  bodyLengthP,
int  first 
) [static]

References BAPPEND, cgiMultipartBoundary, mpPutBack(), and mpRead().

Referenced by cgiParsePostMultipartInput().

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static int readHeaderLine ( mpStreamPtr  mpp,
char *  attr,
int  attrSpace,
char *  value,
int  valueSpace 
) [static]

References mpPutBack(), and mpRead().

Referenced by cgiParsePostMultipartInput().

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static void decomposeValue ( char *  value,
char *  mvalue,
int  mvalueSpace,
char **  argNames,
char **  argValues,
int  argValueSpace 
) [static]

References APPEND, and cgiStrEqNc().

Referenced by cgiParsePostMultipartInput().

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static cgiParseResultType getTempFileName ( char *  tfileName  )  [static]

References cgicTempDir.

Referenced by cgiParsePostMultipartInput(), and cgiReadEnvironment().

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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 ( char *  name  )  [static]

References cgiFindTarget, and cgiFormEntryFindNext().

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

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static cgiFormEntry * cgiFormEntryFindNext (  )  [static]

References cgiFindTarget, and cgiFormEntryStruct::next.

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

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

References cgiFormEntryFindFirst(), and cgiFormEntryString().

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cgiFormResultType cgiFormFileName ( char *  name,
char *  result,
int  resultSpace 
)

References APPEND, cgiFormEntryFindFirst(), and cgiFormEntryStruct::fileName.

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cgiFormResultType cgiFormFileContentType ( char *  name,
char *  result,
int  resultSpace 
)

References APPEND, cgiFormEntryFindFirst(), and cgiFormEntryStruct::contentType.

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cgiFormResultType cgiFormFileSize ( char *  name,
int *  sizeP 
)

References cgiFormEntryFindFirst(), cgiFormEntryStruct::tfileName, and cgiFormEntryStruct::valueLength.

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cgiFormResultType cgiFormFileOpen ( char *  name,
cgiFilePtr *  cfpp 
)

References cgiFormEntryFindFirst(), cgiFileStruct::in, and cgiFormEntryStruct::tfileName.

Referenced by cgiWriteEnvironment().

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cgiFormResultType cgiFormFileRead ( cgiFilePtr  cfp,
char *  buffer,
int  bufferSize,
int *  gotP 
)

References cgiFileStruct::in.

Referenced by cgiWriteEnvironment().

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cgiFormResultType cgiFormFileClose ( cgiFilePtr  cfp  ) 

References cgiFileStruct::in.

Referenced by cgiWriteEnvironment().

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

References cgiFormEntryFindFirst(), and cgiFormEntryString().

Referenced by ReadFromHtml().

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

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

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

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

Referenced by cgiFormIntegerBounded(), and ReadFromHtml().

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

References cgiFormInteger(), and cgiFormSuccess.

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

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

Referenced by cgiFormDoubleBounded().

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

References cgiFormDouble(), and cgiFormSuccess.

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

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

Referenced by cgiFormRadio().

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

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

Referenced by cgiFormCheckboxMultiple().

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cgiFormResultType cgiFormCheckboxSingle ( char *  name  ) 

References cgiFormEntryFindFirst().

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

References cgiFormSelectMultiple().

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

References cgiFormSelectSingle().

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cgiFormResultType cgiCookieString ( char *  name,
char *  value,
int  space 
)

References cgiCookie.

Referenced by cgiCookieInteger().

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cgiFormResultType cgiCookieInteger ( char *  name,
int *  result,
int  defaultV 
)

References cgiCookieString(), and cgiFormSuccess.

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void cgiHeaderCookieSetInteger ( char *  name,
int  value,
int  secondsToLive,
char *  path,
char *  domain 
)

References cgiHeaderCookieSetString().

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void cgiHeaderCookieSetString ( char *  name,
char *  value,
int  secondsToLive,
char *  path,
char *  domain 
)

References cgiOut, days, and months.

Referenced by cgiHeaderCookieSetInteger().

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void cgiHeaderLocation ( char *  redirectUrl  ) 

References cgiOut.

void cgiHeaderStatus ( int  status,
char *  statusMessage 
)

References cgiOut.

void cgiHeaderContentType ( 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  ) 
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  ) 
void cgiStringArrayFree ( char **  stringArray  ) 

Referenced by cgiCookies(), cgiFormEntries(), and cgiFormStringMultiple().

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cgiFormResultType cgiCookies ( char ***  result  ) 

References cgiCookie, and cgiStringArrayFree().

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cgiFormResultType cgiFormEntries ( char ***  result  ) 

References cgiFormEntryStruct::attr, cgiStringArrayFree(), and cgiFormEntryStruct::next.

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cgiFormResultType cgiHtmlEscapeData ( char *  data,
int  len 
)

References TRYPUTC.

Referenced by cgiHtmlEscape().

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cgiFormResultType cgiHtmlEscape ( char *  s  ) 

References cgiHtmlEscapeData().

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cgiFormResultType cgiValueEscapeData ( char *  data,
int  len 
)

References TRYPUTC.

Referenced by cgiValueEscape().

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cgiFormResultType cgiValueEscape ( char *  s  ) 

References cgiValueEscapeData().

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Variable Documentation

char* cgiServerSoftware

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

char* cgiServerName

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

char* cgiGatewayInterface

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

char* cgiServerProtocol

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

char* cgiServerPort

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

char* cgiRequestMethod

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

char* cgiPathInfo

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

char* cgiPathTranslated

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

char* cgiScriptName

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

char* cgiQueryString

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

char* cgiRemoteHost

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

char* cgiRemoteAddr

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

char* cgiAuthType

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

char* cgiRemoteUser

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

char* cgiRemoteIdent

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

char cgiContentTypeData[1024]

Referenced by main().

char* cgiContentType = cgiContentTypeData

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

char* cgiMultipartBoundary

Referenced by afterNextBoundary(), and main().

char* cgiCookie

Referenced by cgiCookies(), cgiCookieString(), cgiReadEnvironment(), cgiWriteEnvironment(), and main().

int cgiContentLength

Referenced by cgiParseGetFormInput(), cgiParsePostFormInput(), cgiParsePostMultipartInput(), cgiReadEnvironment(), cgiWriteEnvironment(), main(), and mpRead().

char* cgiAccept

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

char* cgiUserAgent

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

char* cgiReferrer

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

FILE* cgiIn

Referenced by cgiParsePostFormInput(), main(), and mpRead().

FILE* cgiOut

Referenced by cgiHeaderContentType(), cgiHeaderCookieSetString(), cgiHeaderLocation(), cgiHeaderStatus(), and main().

int cgiRestored = 0 [static]

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

cgiFormEntry* cgiFormEntryFirst [static]
int cgiHexValue[256] [static]

Referenced by cgiSetupConstants(), and cgiUnescapeChars().

char* days[]
Initial value:
 {
        "Sun",
        "Mon",
        "Tue",
        "Wed",
        "Thu",
        "Fri",
        "Sat"
}

Referenced by cgiHeaderCookieSetString().

char* months[]
Initial value:
 {
        "Jan",
        "Feb",
        "Mar",
        "Apr",
        "May",
        "Jun",
        "Jul",
        "Aug",
        "Sep",
        "Oct",
        "Nov",
        "Dec"
}
char* cgiFindTarget = 0 [static]

Referenced by cgiFormEntryFindFirst(), and cgiFormEntryFindNext().

cgiFormEntry* cgiFindPos = 0 [static]
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