59 lines
2.2 KiB
C
59 lines
2.2 KiB
C
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#ifndef LIBOPM_H
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#define LIBOPM_H
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#include "config.h"
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#include "inet.h"
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#include "opm_common.h"
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#include "opm.h"
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#define CBLEN 5 /* Number of callback functions */
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#define READBUFLEN 128 /* Size of conn->readbuf */
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#define SENDBUFLEN 512 /* Size of sendbuffer in proxy.c */
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typedef struct _OPM_SCAN OPM_SCAN_T;
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typedef struct _OPM_CONNECTION OPM_CONNECTION_T;
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typedef struct _OPM_PROTOCOL_CONFIG OPM_PROTOCOL_CONFIG_T;
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typedef struct _OPM_PROTOCOL OPM_PROTOCOL_T;
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/* Types of hard coded proxy READ/WRITE functions which are
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setup in a table in libopm.c */
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typedef int OPM_PROXYWRITE_T (OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *);
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typedef int OPM_PROXYREAD_T (OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *);
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struct _OPM_SCAN {
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opm_sockaddr addr; /* Address in byte order of remote client */
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OPM_REMOTE_T *remote; /* Pointed to the OPM_REMOTE_T for this scan, passed by client */
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OPM_LIST_T *connections; /* List of individual connections of this scan (1 for each protocol) */
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};
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struct _OPM_CONNECTION {
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OPM_PROTOCOL_T *protocol; /* Pointer to specific protocol this connection handles */
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unsigned short int port; /* Some protocols have multiple ports, eg. HTTP */
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int fd; /* Allocated file descriptor, 0 if not yet allocated */
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unsigned short int bytes_read; /* Bytes read so far in this connection */
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char readbuf[READBUFLEN + 1]; /* 128 byte read buffer, anything over 128 is probably not of use */
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unsigned short int readlen; /* Length of readbuf */
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unsigned short int state; /* State of connection */
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time_t creation; /* When this connection was established */
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};
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struct _OPM_PROTOCOL_CONFIG
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{
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OPM_PROTOCOL_T *type; /* Protocol type */
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unsigned short int port; /* Port to connect on */
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};
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struct _OPM_PROTOCOL
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{
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int type; /* Protocol type */
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OPM_PROXYWRITE_T *write_function; /* Write function handler for this protocol */
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OPM_PROXYREAD_T *read_function; /* Read function handler for this protocol */
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};
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#endif /* LIBOPM_H */
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