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forked from aniani/gmnisrv
gmnisrv/include/server.h
Drew DeVault 1fe107875b Overhaul network I/O to be async for real
Had to totally cut off OpenSSL from the network fd because obviously
OpenSSL is just going to wreck our shit
2020-10-25 14:50:07 -04:00

78 lines
1.6 KiB
C

#ifndef GMNISRV_SERVER
#define GMNISRV_SERVER
#include <assert.h>
#include <openssl/ssl.h>
#include <poll.h>
#include <time.h>
#include <stdbool.h>
#include "gemini.h"
#include "url.h"
struct gmnisrv_server;
enum client_state {
CLIENT_STATE_REQUEST,
CLIENT_STATE_SSL,
CLIENT_STATE_HEADER,
CLIENT_STATE_BODY,
};
struct gmnisrv_client {
struct gmnisrv_server *server;
struct timespec ctime;
struct sockaddr addr;
socklen_t addrlen;
int sockfd;
struct pollfd *pollfd;
SSL *ssl;
BIO *rbio, *wbio;
char buf[4096];
size_t bufix, bufln;
enum client_state state, next;
enum gemini_status status;
char *meta;
FILE *body;
size_t bbytes;
struct gmnisrv_host *host;
char *path;
};
struct gmisrv_config;
struct gmnisrv_server {
struct gmnisrv_config *conf;
struct pollfd *fds;
nfds_t nfds, fdsz;
// nlisten is initialized once and does not change. The fds list starts
// with this many listening sockets, then has sockets for each active
// client, up to nfds.
size_t nlisten;
struct gmnisrv_client *clients;
size_t nclients, clientsz;
bool run;
};
// server.c
int server_init(struct gmnisrv_server *server, struct gmnisrv_config *conf);
void server_run(struct gmnisrv_server *server);
void server_finish(struct gmnisrv_server *server);
void disconnect_client(struct gmnisrv_server *server,
struct gmnisrv_client *client);
// serve.c
void serve_request(struct gmnisrv_client *client);
bool request_validate(struct gmnisrv_client *client, char **path);
void client_submit_response(struct gmnisrv_client *client,
enum gemini_status status, const char *meta, FILE *body);
void client_oom(struct gmnisrv_client *client);
#endif