Export Cython functions into pcap.pxd #66
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| # | ||
| # pcap.pxd | ||
| # | ||
| # $Id$ | ||
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| """packet capture library | ||
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| This module provides a high level interface to packet capture systems. | ||
| All packets on the network, even those destined for other hosts, are | ||
| accessible through this mechanism. | ||
| """ | ||
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| __author__ = 'Dug Song <dugsong@monkey.org>' | ||
| __copyright__ = 'Copyright (c) 2004 Dug Song' | ||
| __license__ = 'BSD license' | ||
| __url__ = 'https://github.com/pynetwork/pypcap' | ||
| __version__ = '1.2.0' | ||
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| cdef extern from "Python.h": | ||
| int PyObject_AsCharBuffer(object obj, char **buffer, Py_ssize_t *buffer_len) | ||
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| ctypedef unsigned int u_int | ||
| ctypedef unsigned char u_char | ||
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| cdef extern from "pcap.h": | ||
| struct bpf_insn: | ||
| int __xxx | ||
| struct bpf_program: | ||
| bpf_insn *bf_insns | ||
| struct bpf_timeval: | ||
| unsigned int tv_sec | ||
| unsigned int tv_usec | ||
| struct pcap_stat: | ||
| unsigned int ps_recv | ||
| unsigned int ps_drop | ||
| unsigned int ps_ifdrop | ||
| struct pcap_pkthdr: | ||
| bpf_timeval ts | ||
| u_int caplen | ||
| ctypedef struct pcap_t: | ||
| int __xxx | ||
| ctypedef struct pcap_if_t # hack for win32 | ||
| ctypedef struct pcap_if_t: | ||
| pcap_if_t *next | ||
| char *name | ||
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| ctypedef void (*pcap_handler)(u_char *arg, const pcap_pkthdr *hdr, const u_char *pkt) | ||
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| cdef extern from "pcap.h": | ||
| pcap_t *pcap_open_live(char *device, int snaplen, int promisc, | ||
| int to_ms, char *errbuf) | ||
| pcap_t *pcap_open_offline(char *fname, char *errbuf) | ||
| int pcap_compile(pcap_t *p, bpf_program *fp, char *str, int optimize, | ||
| unsigned int netmask) | ||
| int pcap_setfilter(pcap_t *p, bpf_program *fp) | ||
| void pcap_freecode(bpf_program *fp) | ||
| int pcap_dispatch(pcap_t *p, int cnt, pcap_handler callback, | ||
| unsigned char *arg) | ||
| unsigned char *pcap_next(pcap_t *p, pcap_pkthdr *hdr) | ||
| int pcap_datalink(pcap_t *p) | ||
| int pcap_snapshot(pcap_t *p) | ||
| int pcap_stats(pcap_t *p, pcap_stat *ps) | ||
| char *pcap_geterr(pcap_t *p) | ||
| void pcap_close(pcap_t *p) | ||
| int bpf_filter(bpf_insn *insns, const u_char *buf, u_int len, u_int caplen) | ||
| int pcap_findalldevs(pcap_if_t **alldevsp, char *errbuf) | ||
| void pcap_freealldevs(pcap_if_t *alldevs) | ||
| int pcap_lookupnet(char *device, | ||
| unsigned int *netp, | ||
| unsigned int *maskp, | ||
| char *errbuf) | ||
| int pcap_sendpacket(pcap_t *p, const u_char *buf, int size) | ||
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| cdef extern from "pcap_ex.h": | ||
| # XXX - hrr, sync with libdnet and libevent | ||
| int pcap_ex_immediate(pcap_t *p) | ||
| char *pcap_ex_name(char *name) | ||
| char *pcap_ex_lookupdev(char *ebuf) | ||
| int pcap_ex_fileno(pcap_t *p) | ||
| void pcap_ex_setup(pcap_t *p) | ||
| void pcap_ex_setnonblock(pcap_t *p, int nonblock, char *ebuf) | ||
| int pcap_ex_getnonblock(pcap_t *p, char *ebuf) | ||
| int pcap_ex_setdirection(pcap_t *p, int direction) | ||
| int pcap_ex_next(pcap_t *p, pcap_pkthdr **hdr, u_char **pkt) nogil | ||
| int pcap_ex_compile_nopcap(int snaplen, int dlt, | ||
| bpf_program *fp, char *str, | ||
| int optimize, unsigned int netmask) | ||
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| cdef class pcap_handler_ctx: | ||
| cdef: | ||
| void *callback | ||
| void *args | ||
| object exc | ||
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| cdef object get_buffer(const u_char *pkt, u_int len) | ||
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| cdef void __pcap_handler(u_char *arg, const pcap_pkthdr *hdr, const u_char *pkt) with gil | ||
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| cdef enum: | ||
| DLT_NULL = 0 | ||
| DLT_EN10MB = 1 | ||
| DLT_EN3MB = 2 | ||
| DLT_AX25 = 3 | ||
| DLT_PRONET = 4 | ||
| DLT_CHAOS = 5 | ||
| DLT_IEEE802 = 6 | ||
| DLT_ARCNET = 7 | ||
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There was a problem hiding this comment. Should fix the spacing in here. |
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| DLT_SLIP = 8 | ||
| DLT_PPP = 9 | ||
| DLT_FDDI = 10 | ||
| # XXX - Linux | ||
| DLT_LINUX_SLL = 113 | ||
| # XXX - OpenBSD | ||
| DLT_PFLOG = 117 | ||
| DLT_PFSYNC = 18 | ||
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| PCAP_D_INOUT = 0 | ||
| PCAP_D_IN = 1 | ||
| PCAP_D_OUT = 2 | ||
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| IF UNAME_SYSNAME == "OpenBSD": | ||
| cdef enum: | ||
| DLT_LOOP = 12 | ||
| DLT_RAW = 14 | ||
| ELSE: | ||
| cdef enum: | ||
| DLT_LOOP = 108 | ||
| DLT_RAW = 12 | ||
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| dltoff = { DLT_NULL:4, DLT_EN10MB:14, DLT_IEEE802:22, DLT_ARCNET:6, | ||
| DLT_SLIP:16, DLT_PPP:4, DLT_FDDI:21, DLT_PFLOG:48, DLT_PFSYNC:4, | ||
| DLT_LOOP:4, DLT_RAW:0, DLT_LINUX_SLL:16 } | ||
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| cdef class bpf: | ||
| """bpf(filter, dlt=DLT_RAW) -> BPF filter object""" | ||
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| cdef bpf_program fcode | ||
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| cdef class pcap: | ||
| """pcap(name=None, snaplen=65535, promisc=True, timeout_ms=None, immediate=False) -> packet capture object | ||
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| Open a handle to a packet capture descriptor. | ||
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| Keyword arguments: | ||
| name -- name of a network interface or dumpfile to open, | ||
| or None to open the first available up interface | ||
| snaplen -- maximum number of bytes to capture for each packet | ||
| promisc -- boolean to specify promiscuous mode sniffing | ||
| timeout_ms -- requests for the next packet will return None if the timeout | ||
| (in milliseconds) is reached and no packets were received | ||
| (Default: no timeout) | ||
| immediate -- disable buffering, if possible | ||
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There was a problem hiding this comment. Is it necessary to have the docstring repeated in both the |
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| """ | ||
| cdef pcap_t *__pcap | ||
| cdef char *__name | ||
| cdef char *__filter | ||
| cdef char __ebuf[256] | ||
| cdef int __dloff | ||
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Same here, can we have these be defined in only one of the two places? Otherwise it becomes a bit more painful to keep them in sync, especially when bumping the version.