shell bypass 403
UnknownSec Shell
:
/
proc
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self
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root
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proc
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thread-self
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root
/
proc
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thread-self
/
root
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usr
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include
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bind9-export
/
dns
/ [
drwxr-xr-x
]
upload
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tcpmsg.h
/* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, you can obtain one at https://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ #ifndef DNS_TCPMSG_H #define DNS_TCPMSG_H 1 /*! \file dns/tcpmsg.h */ #include <inttypes.h> #include <isc/buffer.h> #include <isc/lang.h> #include <isc/socket.h> typedef struct dns_tcpmsg { /* private (don't touch!) */ unsigned int magic; uint16_t size; isc_buffer_t buffer; unsigned int maxsize; isc_mem_t *mctx; isc_socket_t *sock; isc_task_t *task; isc_taskaction_t action; void *arg; isc_event_t event; /* public (read-only) */ isc_result_t result; isc_sockaddr_t address; } dns_tcpmsg_t; ISC_LANG_BEGINDECLS void dns_tcpmsg_init(isc_mem_t *mctx, isc_socket_t *sock, dns_tcpmsg_t *tcpmsg); /*%< * Associate a tcp message state with a given memory context and * TCP socket. * * Requires: * *\li "mctx" and "sock" be non-NULL and valid types. * *\li "sock" be a read/write TCP socket. * *\li "tcpmsg" be non-NULL and an uninitialized or invalidated structure. * * Ensures: * *\li "tcpmsg" is a valid structure. */ void dns_tcpmsg_setmaxsize(dns_tcpmsg_t *tcpmsg, unsigned int maxsize); /*%< * Set the maximum packet size to "maxsize" * * Requires: * *\li "tcpmsg" be valid. * *\li 512 <= "maxsize" <= 65536 */ isc_result_t dns_tcpmsg_readmessage(dns_tcpmsg_t *tcpmsg, isc_task_t *task, isc_taskaction_t action, void *arg); /*%< * Schedule an event to be delivered when a DNS message is readable, or * when an error occurs on the socket. * * Requires: * *\li "tcpmsg" be valid. * *\li "task", "taskaction", and "arg" be valid. * * Returns: * *\li ISC_R_SUCCESS -- no error *\li Anything that the isc_socket_recv() call can return. XXXMLG * * Notes: * *\li The event delivered is a fully generic event. It will contain no * actual data. The sender will be a pointer to the dns_tcpmsg_t. * The result code inside that structure should be checked to see * what the final result was. */ void dns_tcpmsg_cancelread(dns_tcpmsg_t *tcpmsg); /*%< * Cancel a readmessage() call. The event will still be posted with a * CANCELED result code. * * Requires: * *\li "tcpmsg" be valid. */ void dns_tcpmsg_keepbuffer(dns_tcpmsg_t *tcpmsg, isc_buffer_t *buffer); /*%< * If a dns buffer is to be kept between calls, this function marks the * internal state-machine buffer as invalid, and copies all the contents * of the state into "buffer". * * Requires: * *\li "tcpmsg" be valid. * *\li "buffer" be non-NULL. */ void dns_tcpmsg_invalidate(dns_tcpmsg_t *tcpmsg); /*%< * Clean up all allocated state, and invalidate the structure. * * Requires: * *\li "tcpmsg" be valid. * * Ensures: * *\li "tcpmsg" is invalidated and disassociated with all memory contexts, * sockets, etc. */ ISC_LANG_ENDDECLS #endif /* DNS_TCPMSG_H */
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