72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/*
|
|
swebs - a simple web server
|
|
Copyright (C) 2022 Nate Choe
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
#ifndef _HAVE_CONNECTIONS
|
|
#define _HAVE_CONNECTIONS
|
|
#include <runner.h>
|
|
#include <sitefile.h>
|
|
|
|
typedef enum {
|
|
RECEIVE_REQUEST,
|
|
RECEIVE_HEADER,
|
|
RECEIVE_BODY,
|
|
SEND_RESPONSE,
|
|
} ConnectionSteps;
|
|
|
|
typedef struct {
|
|
char *field;
|
|
char *value;
|
|
} Field;
|
|
|
|
typedef struct Connection {
|
|
int fd;
|
|
ConnectionSteps progress;
|
|
|
|
RequestType type;
|
|
char *path;
|
|
//ephemeral
|
|
|
|
Field *fields;
|
|
//pointer to array of 2 pointers, persistent
|
|
size_t fieldCount;
|
|
size_t allocatedFields;
|
|
|
|
char *body;
|
|
//ephemeral
|
|
size_t bodylen;
|
|
size_t receivedBody;
|
|
|
|
char *currLine;
|
|
//persistent
|
|
size_t currLineAlloc;
|
|
size_t currLineLen;
|
|
} Connection;
|
|
//The 2 types of fields:
|
|
//Persistent fields: Things which aren't freed after a reset, currLine, fields
|
|
//Ephemeral fields: Things which are freed and reallocated after each new
|
|
//request, path, body
|
|
|
|
int newConnection(int fd, Connection *ret);
|
|
//returns non-zero on error. creates a new connection bound to fd
|
|
void resetConnection(Connection *conn);
|
|
void freeConnection(Connection *conn);
|
|
int updateConnection(Connection *conn, Sitefile *site);
|
|
//returns non-zero on error.
|
|
//Generating a new connection and repeatedly calling updateConnection will
|
|
//handle everything.
|
|
#endif
|