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Added current unfinished sources

Dario Rodriguez authored on 12/03/2014 11:38:34
Showing 8 changed files
src/iobuf.h
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+/*
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+ * iobuf.h
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+ *
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+ * A O/O buffer library based on sbuf.
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+ *
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+ * Header file.
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+ *
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+ * History:
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+ *      21/01/2014 Creation.
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This library is licensed on the terms of the GNU LGPL v2+
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+ */
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+
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+#ifndef IOBUF_H
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+#define IOBUF_H
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+
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+#include "sbuf.h"
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+
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+typedef struct {
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+        int iobufnum;
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+        sbuf *in;
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+        sbuf *out;
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+} siobuf;
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+
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+/* iobuf */
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+siobuf *iobuf_init(int insize,int outsize);
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+siobuf *iobuf_staticinit(siobuf *uninitiobuf,int insize, int outsize, char *inbuf, char *outbuf);
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+
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+siobuf *iobuf_free(siobuf *);
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+siobuf *iobuf_staticfree(siobuf *);
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+
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+#endif
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+
src/loglib.h
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+/*
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+ * loglib.h
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+ *
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+ * A non-intrusive minimal log framework.
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+ *
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+ * History:
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+ *      27/01/2014 Creation
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This file is licensed under the terms of the GNU LGPL v2+
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+ */
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+
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+#ifndef LOGLIB_H
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+#define LOGLIB_H
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+
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+#ifndef __GNUC__
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+void log_write(char *type, char *format, ...);
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+#else
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+void log_write(char *type, char *format, ...) __attribute__ ((format (printf, 2, 3)));
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+#endif
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+
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+char *log_hexdumpstr(char *data, long datasize);
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+void log_setwritefunc(void (*newwritefunc)(int fd, char *buf, long bufsize, void *usrptr),void *usrptr);
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+
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+#endif
src/parselib.h
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+/*
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+ * parselib.h
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+ *
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+ * Convenienct functions to parse config file lines.
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+ *
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+ * History:
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+ *      27/01/2014 Creation
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This file is licensed under the terms of the GNU LGPL v2+
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+ */
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+
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+#ifndef PARSELIB_H
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+#define PARSELIB_H
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+
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+char *field_int(char *ptr, int *value);
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+char *field_long(char *ptr, long *value);
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+char *field_quotedstr(char *ptr, char *str, long strsize);
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+char *field_unquotedstr(char *ptr, char *str, long strsize);
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+char *field_hexint(char *ptr, int *value);
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+
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+#endif
src/sbuf.h
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+/*
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+ * sbuf.h
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+ *
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+ * A string buffer library.
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+ *
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+ * Header file.
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+ *
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+ * History:
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+ *      21/01/2014 Creation.
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+ *      27/01/2014 Finish initial API.
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This library is licensed on the terms of the GNU LGPL v2+
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+ */
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+
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+#ifndef SBUF_H
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+#define SBUF_H
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+
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+typedef struct {
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+        long used;
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+        long got;
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+        long size;
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+        char *buf
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+} sbuf;
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+
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+/* sbuf, high level api */
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+sbuf *sbuf_init(long bufsize);
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+sbuf *sbuf_staticinit(sbuf *uninitsbuf, long bufsize, char *buf);
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+void sbuf_free(sbuf *buf);
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+void sbuf_staticfree(sbuf *buf);
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+
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+int sbuf_fill(sbuf *buf, int fd, long numbytes);
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+char *sbuf_getline(sbuf *buf);
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+void sbuf_discard(sbuf *buf);
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+void sbuf_wipe(sbuf *buf);
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+
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+/* sbuf, addutional functionality */
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+char *sbuf_getbytes(sbuf *buf, long numbytes);
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+long sbuf_count(sbuf *buf);
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+char *sbuf_ptr(sbuf *buf);
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+long sbuf_add(sbuf *buf, char *data, long datasize);
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+long sbuf_addstr(sbuf *buf, char *str);
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+long sbuf_unused(sbuf *buf);
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+char *sbuf_ptrunused(sbuf *buf);
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+long sbuf_addfromunused(sbuf *buf, long numbytes);
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+long sbuf_send(sbuf *buf, int fd, long numbytes);
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+
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+/* low level api */
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+long strbuf_fill(char *strbuf, long strbufsize, long *used, int fd. long numbytes);
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+char *strbuf_getline(char *strbuf, long strbufsize, long used, long *got);
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+void strbuf_discard(char *strbuf, long strbufsize, long *used, long *got);
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+
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+#endif
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+
src/socklib.c
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+/*
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+ * socklib.c
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+ *
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+ * Handy functions for IPv4 socket connections.
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+ *
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+ * History:
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+ *      28/01/2014 Creation
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This file is licensed under the terms of the GNU LGPL v2+
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+ */
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+
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+#include <stdlib.h>
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+#include <string.h>
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+#include <netdb.h>
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+#include <netinet/in.h>
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+#include <sys/types.h>
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+#include <sys/socket.h>
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+
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+#include "socklib.h"
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+
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+struct sockaddr *
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+sock_genip(char *hostname, long *resulthostsize)
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+{
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+        struct addrinfo hints,*ai;
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+        struct sockaddr_in *in;
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+        char *host;
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+        memset(&hints,0,sizeof(hints));
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+        hints.ai_family=AF_UNSPEC;
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+        if(getaddrinfo(hostname,NULL,&hints,&ai)!=0)
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+                return(NULL);
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+        in=(struct sockaddr_in *)ai->addr;
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+        if((host=malloc(ai->ai_addrlen))==NULL) {
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+                freeaddrinfo(ai),ai=NULL;
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+                return(NULL);
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+        }
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+
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+        memcpy(host,ai->ai_addr);
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+        *resulthostsize=ai->ai_addrlen;
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+        freeaddrinfo(ai),ai=NULL;
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+        return(host);
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+}
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+
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+int
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+sock_genport(char *portname, int fallback)
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+{
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+        struct addrinfo *ai;
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+        int port;
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+        if(getaddrinfo(NULL,portname,NULL,&ai)!=0) {
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+                return(fallback);
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+        }
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+        port=ai->
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+        *resulthostsize=ai->ai_addrlen;
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+        freeaddrinfo(ai),ai=NULL;
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+        return(host);
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+}
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+
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+int
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+sock_connect(char *host, long hostsize, int port)
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+{
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+}
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+
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+int sock_server(int port);
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+int sock_serverbinded(char *host, long hostsize, int port);
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+int sock_getinfo(int socket, char *ip, int *port);
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+int sock_select(long timoutms, ...); /* int numfds, int *resfdreadgroup1, int *fdreadgroup1,...,-1,int numfds, int *resfdwritegroup1, int *fdwritegroup1,...,-1); */
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+int sock_queued(int socket);
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+int sock_setblocking(int socket, int block);
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+#endif
src/socklib.h
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+/*
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+ * socklib.h
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+ *
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+ * Handy functions for IPv4 socket sonnections.
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+ *
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+ * Limitations:
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+ * These are for the simplest case, as the recommended approach
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+ * is to integrate the sock_connect() timeout inside the main
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+ * loop as to don't be blocking.
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+ *
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+ * History:
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+ *      27/01/2014 Creation
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This file is licensed under the terms of the GNU LGPL v2+
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+ */
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+
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+#ifndef SOCKLIB_H
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+#define SOCKLIB_H
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+
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+char *sock_genip(char *hostname, long *resulthostsize);
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+int sock_genport(char *portname, int fallback);
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+int sock_connect(char *host, long hostsize, int port);
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+int sock_server(int port);
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+int sock_serverbinded(char *host, long hostsize, int port);
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+int sock_getinfo(int socket, char *ip, int *port);
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+int sock_select(long timoutms, ...); /* int numfds, int *resfdreadgroup1, int *fdreadgroup1,...,-1,int numfds, int *resfdwritegroup1, int *fdwritegroup1,...,-1); */
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+int sock_queued(int socket);
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+int sock_setblocking(int socket, int block);
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+#endif
src/webkernel.c
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+/*
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+ * webkernel.v
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+ *
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+ * A small embeddable web server.
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+ *
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+ *      21/01/2014 Creation.
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This library is licensed on the terms of the GNU LGPL v2+
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+ */
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+
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+
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+typedef struct {
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+        int dummy;
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+} swk;
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+
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+wk *
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+wk_init(int port)
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+{
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+}
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+
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+void
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+wk_free(wk *web)
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+{
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+
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+}
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+
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+int wk_select(wk *web, int timemoutms,...);
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+int wk_httpaccept(wk *web, int *httpnum);
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+int wk_httpisrequest(char *line);
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+int wk_httpfromdisk(wk *web, int httpnum,char *firstline);
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+int wk_httpreset(wk *web, int httpnum);
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+int wk_httpclose(wk *web, int httpnum);
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+int wk_iobufget(wk *web);
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+int wk_iobuffree(wk *web, int iobufnum);
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+
src/webkernel.h
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+/*
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+ * webkernel.h
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+ *
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+ * A small embeddable web server.
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+ *
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+ * Header file.
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+ *
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+ * History:
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+ *      21/01/2014 Creation.
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+ *
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+ * Author: Dario Rodriguez dario@softhome.net
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+ * This library is licensed on the terms of the GNU LGPL v2+
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+ */
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+
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+#ifndef WEBKERNEL_H
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+#define WEBKERNEL_H
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+#include "iobuf.h"
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+
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+typedef void wk;
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+
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+wk *wk_init(int port);
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+void wk_free(wk *web);
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+
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+int wk_select(wk *web, int timemoutms,...);
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+int wk_httpaccept(wk *web, int *httpnum);
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+int wk_httpisrequest(char *line);
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+int wk_httpfromdisk(wk *web, int httpnum,char *firstline);
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+int wk_httpreset(wk *web, int httpnum);
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+int wk_httpclose(wk *web, int httpnum);
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+
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+siobuf *wk_iobufget(wk *web);
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+wk_iobuffree(wk *web, int iobufnum);
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+
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+#endif