?? cgi-util.h
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/* cgi-util.h version 2.2.0 by Bill Kendrick <bill@newbreedsoftware.com> and Mike Simons <msimons@moria.simons-clan.com> and Gary Briggs <chunky@icculus.org> Other contributions; see CHANGES.txt New Breed Software http://www.newbreedsoftware.com/cgi-util/ April 6, 1996 - May 16, 2004*/#ifndef CGI_UTIL_H#define CGI_UTIL_H#ifdef __cplusplusextern "C" {#endif #define CGIUTILVER "2.2.0" /* Form data (name/value entries): */ typedef struct entry_type{ char * name; char * val; char * content_type; int content_length;} cgi_entry_type; extern cgi_entry_type * cgi_entries; /* Cookie data (name/value pairs): */ typedef struct cookie_type{ char * name; char * val;} cgi_cookie_type;extern cgi_cookie_type * cgi_cookies;/* Number of unique name/value entries found (by cgi_init() below). */extern int cgi_num_entries;/* Possible error states: */enum { CGIERR_NONE, CGIERR_NOT_INTEGER, CGIERR_NOT_DOUBLE, CGIERR_NOT_BOOL, CGIERR_UNKNOWN_METHOD, CGIERR_INCORRECT_TYPE, /* CGIERR_NULL_QUERY_STRING, */ CGIERR_BAD_CONTENT_LENGTH, CGIERR_CONTENT_LENGTH_DISCREPANCY, CGIERR_CANT_OPEN, CGIERR_OUT_OF_MEMORY, CGIERR_NO_BOUNDARY, CGIERR_NO_COOKIES, CGIERR_COOKIE_NOT_FOUND, CGIERR_N_OUT_OF_BOUNDS, CGIERR_NUM_ERRS};extern char * cgi_error_strings[CGIERR_NUM_ERRS];/* Current error state. */extern int cgi_errno;enum { CGIREQ_NONE, CGIREQ_GET, CGIREQ_POST, CGIREQ_UNKNOWN};/* Request method:*/extern int cgi_request_method;enum { CGITYPE_NONE, CGITYPE_APPLICATION_X_WWW_FORM_URLENCODED, CGITYPE_MULTIPART_FORM_DATA, CGITYPE_UNKNOWN};/* Content type:*/extern int cgi_content_type;/* Initializes CGI - receives form data (via either "post" or "get" method).*/int cgi_init(void);/* Quits the CGI - frees data structures.*/void cgi_quit(void);/* Searches a cookie by name and returns its value or NULL. cookie_name = string (name) to search for.*/int cgi_parse_cookies(void);const char * cgi_getcookie(const char * cookie_name);/* Counts the number of entries for a given name field_name = string (name) to search for.*/int cgi_getnumentries(const char *field_name);/* Searches for an entry (name) and returns its value or an empty string. field_name = string (name) to search for. n = nth entry for this name*/const char * cgi_getentrystr(const char *field_name);const char * cgi_getnentrystr(const char *field_name, int n);/* Searches for an entry (name) and returns its content-type string or NULL. field_name = string (name) to search for. n = nth entry for this name*/const char * cgi_getentrytype(const char *field_name);const char * cgi_getnentrytype(const char *field_name, int n);/* Searches for an entry (name) and returns its value or 0. return = value, converted from string to integer. field_name = string (name) to search for. n = nth entry for this name*/int cgi_getentryint(const char *field_name);int cgi_getnentryint(const char *field_name, int n);/* Searches for an entry (name) and returns its value or 0.0. return = value, converted from string to double. field_name = string (name) to search for. n = nth entry for this name*/double cgi_getentrydouble(const char *field_name);double cgi_getnentrydouble(const char *field_name, int n);/* Searches for an entry (name) and returns: 0 if the value is "no" or "off" 1 if the value is "yes" or "on" def if the value is none of those return = determined by entry's value (yes/on=1, no/off=0, else def) field_name = string (name) to search for. n = nth entry for this name*/int cgi_getentrybool(const char *field_name, int def);int cgi_getnentrybool(const char *field_name, int def, int n);/* Opens "filename" and displays it to stdout (browser). return = -1 on error, 0 on ok.*/int cgi_dump_no_abort(const char * filename);/* Opens "filename" and displays it to stdout (browser). Displays error message to stdout and aborts on error.*/void cgi_dump(const char * filename);/* Makes sure an email address is formatted correctly. Returns 1 on good address, 0 on badly formatted one.*/int cgi_goodemailaddress(const char * addr);/* Displays a generic error message and quits (exit(0);).*/void cgi_error(const char * reason);/* Returns the english text string for a CGI error.*/const char * cgi_strerror(int err);#ifdef __cplusplus}#endif#endif /* #ifdef CGI_UTIL_H */
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