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https://github.com/Waujito/youtubeUnblock.git
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7490658708
This needed to escape code duplication in further development of kernel module. Also this cleanups the code.
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
#ifndef YU_MANGLE_H
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#define YU_MANGLE_H
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#define RAWSOCKET_MARK 0xfc70
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#ifdef KERNEL_SPACE
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#include <linux/types.h>
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typedef __u8 uint8_t;
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typedef __u32 uint32_t;
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#include <linux/string.h>
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#include <linux/errno.h>
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#include <linux/stddef.h>
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#include <linux/net.h>
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#include <linux/in.h>
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#include <linux/ip.h>
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#include <linux/tcp.h>
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#include <asm/byteorder.h>
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#define ntohs(x) __constant_ntohs(x)
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#define ntohl(x) __constant_ntohl(x)
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#define htons(x) __constant_htons(x)
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#define htonl(x) __constant_htonl(x)
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#define IP_RF 0x8000 /* reserved fragment flag */
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#define IP_DF 0x4000 /* dont fragment flag */
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#define IP_MF 0x2000 /* more fragments flag */
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#define IP_OFFMASK 0x1fff /* mask for fragmenting bits */
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#else
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#include <stdint.h>
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#include <string.h>
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#include <errno.h>
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#include <arpa/inet.h>
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#include <netinet/ip.h>
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#include <netinet/tcp.h>
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#endif
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struct verdict {
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int gvideo_hello; /* google video hello packet */
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int sni_offset; /* offset from start of tcp _payload_ */
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int sni_len;
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};
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struct verdict analyze_tls_data(const uint8_t *data, uint32_t dlen);
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int ip4_frag(const uint8_t *pkt, uint32_t pktlen,
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uint32_t payload_offset,
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uint8_t *frag1, uint32_t *f1len,
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uint8_t *frag2, uint32_t *f2len);
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int tcp4_frag(const uint8_t *pkt, uint32_t pktlen,
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uint32_t payload_offset,
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uint8_t *seg1, uint32_t *s1len,
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uint8_t *seg2, uint32_t *s2len);
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int ip4_payload_split(uint8_t *pkt, uint32_t buflen,
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struct iphdr **iph, uint32_t *iph_len,
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uint8_t **payload, uint32_t *plen);
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int tcp4_payload_split(uint8_t *pkt, uint32_t buflen,
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struct iphdr **iph, uint32_t *iph_len,
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struct tcphdr **tcph, uint32_t *tcph_len,
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uint8_t **payload, uint32_t *plen);
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#endif /* YU_MANGLE_H */
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