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proc
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thread-self
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root
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opt
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postgresql11
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usr
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include
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pgsql
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server
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libpq
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Filename :
libpq.h
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/*------------------------------------------------------------------------- * * libpq.h * POSTGRES LIBPQ buffer structure definitions. * * * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/libpq/libpq.h * *------------------------------------------------------------------------- */ #ifndef LIBPQ_H #define LIBPQ_H #include <sys/types.h> #include <netinet/in.h> #include "lib/stringinfo.h" #include "libpq/libpq-be.h" /* ---------------- * PQArgBlock * Information (pointer to array of this structure) required * for the PQfn() call. (This probably ought to go somewhere else...) * ---------------- */ typedef struct { int len; int isint; union { int *ptr; /* can't use void (dec compiler barfs) */ int integer; } u; } PQArgBlock; /* * External functions. */ /* * prototypes for functions in pqcomm.c */ extern int StreamServerPort(int family, char *hostName, unsigned short portNumber, char *unixSocketDir, pgsocket ListenSocket[], int MaxListen); extern int StreamConnection(pgsocket server_fd, Port *port); extern void StreamClose(pgsocket sock); extern void TouchSocketFiles(void); extern void pq_init(void); extern void pq_comm_reset(void); extern int pq_getbytes(char *s, size_t len); extern int pq_getstring(StringInfo s); extern void pq_startmsgread(void); extern void pq_endmsgread(void); extern bool pq_is_reading_msg(void); extern int pq_getmessage(StringInfo s, int maxlen); extern int pq_getbyte(void); extern int pq_peekbyte(void); extern int pq_getbyte_if_available(unsigned char *c); extern int pq_putbytes(const char *s, size_t len); extern int pq_flush(void); extern int pq_flush_if_writable(void); extern bool pq_is_send_pending(void); extern int pq_putmessage(char msgtype, const char *s, size_t len); extern void pq_putmessage_noblock(char msgtype, const char *s, size_t len); extern void pq_startcopyout(void); extern void pq_endcopyout(bool errorAbort); /* * prototypes for functions in be-secure.c */ extern char *ssl_cert_file; extern char *ssl_key_file; extern char *ssl_ca_file; extern char *ssl_crl_file; extern int secure_initialize(void); extern bool secure_loaded_verify_locations(void); extern void secure_destroy(void); extern int secure_open_server(Port *port); extern void secure_close(Port *port); extern ssize_t secure_read(Port *port, void *ptr, size_t len); extern ssize_t secure_write(Port *port, void *ptr, size_t len); #endif /* LIBPQ_H */