mirror of
https://github.com/Waujito/youtubeUnblock.git
synced 2024-12-22 14:26:11 +00:00
375 lines
8.7 KiB
C
375 lines
8.7 KiB
C
#include "config.h"
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#include "raw_replacements.h"
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#include "types.h"
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#include <linux/moduleparam.h>
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#define STR_MAXLEN 2048
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struct config_t config = {
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.frag_sni_reverse = 1,
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.frag_sni_faked = 0,
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.fragmentation_strategy = FRAGMENTATION_STRATEGY,
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.faking_strategy = FAKING_STRATEGY,
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.faking_ttl = FAKE_TTL,
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.fake_sni = 1,
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.fake_sni_seq_len = 1,
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.frag_middle_sni = 1,
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.frag_sni_pos = 1,
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.use_ipv6 = 1,
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.fakeseq_offset = 10000,
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.mark = DEFAULT_RAWSOCKET_MARK,
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.synfake = 0,
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.synfake_len = 0,
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.sni_detection = SNI_DETECTION_PARSE,
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#ifdef SEG2_DELAY
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.seg2_delay = SEG2_DELAY,
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#else
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.seg2_delay = 0,
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#endif
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#ifdef USE_GSO
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.use_gso = 1,
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#else
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.use_gso = false,
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#endif
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#ifdef DEBUG
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.verbose = 2,
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#else
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.verbose = 1,
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#endif
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.domains_str = defaul_snistr,
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.domains_strlen = sizeof(defaul_snistr),
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.queue_start_num = DEFAULT_QUEUE_NUM,
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.fake_sni_pkt = fake_sni_old,
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.fake_sni_pkt_sz = sizeof(fake_sni_old) - 1, // - 1 for null-terminator
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};
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static int unumeric_set(const char *val, const struct kernel_param *kp) {
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int n = 0, ret;
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ret = kstrtoint(val, 10, &n);
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if (ret != 0 || n < 0)
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return -EINVAL;
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return param_set_int(val, kp);
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}
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static int boolean_set(const char *val, const struct kernel_param *kp) {
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int n = 0, ret;
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ret = kstrtoint(val, 10, &n);
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if (ret != 0 || (n != 0 && n != 1))
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return -EINVAL;
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return param_set_int(val, kp);
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}
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static int inverse_boolean_set(const char *val, const struct kernel_param *kp) {
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int n = 0, ret;
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ret = kstrtoint(val, 10, &n);
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if (ret != 0 || (n != 0 && n != 1))
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return -EINVAL;
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n = !n;
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if (kp->arg == NULL)
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return -EINVAL;
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*(int *)kp->arg = n;
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return 0;
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}
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static int inverse_boolean_get(char *buffer, const struct kernel_param *kp) {
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if (*(int *)kp->arg == 0) {
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buffer[0] = '1';
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} else {
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buffer[0] = '0';
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}
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buffer[1] = '\0';
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return strlen(buffer);
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}
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static const struct kernel_param_ops unumeric_parameter_ops = {
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.set = unumeric_set,
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.get = param_get_int
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};
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static const struct kernel_param_ops boolean_parameter_ops = {
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.set = boolean_set,
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.get = param_get_int
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};
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static const struct kernel_param_ops inverse_boolean_ops = {
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.set = inverse_boolean_set,
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.get = inverse_boolean_get,
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};
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module_param_cb(fake_sni, &boolean_parameter_ops, &config.fake_sni, 0664);
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module_param_cb(fake_sni_seq_len, &unumeric_parameter_ops, &config.fake_sni_seq_len, 0664);
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module_param_cb(faking_ttl, &unumeric_parameter_ops, &config.faking_ttl, 0664);
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module_param_cb(fake_seq_offset, &unumeric_parameter_ops, &config.fakeseq_offset, 0664);
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module_param_cb(frag_sni_reverse, &unumeric_parameter_ops, &config.frag_sni_reverse, 0664);
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module_param_cb(frag_sni_faked, &boolean_parameter_ops, &config.frag_sni_faked, 0664);
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module_param_cb(frag_middle_sni, &boolean_parameter_ops, &config.frag_middle_sni, 0664);
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module_param_cb(frag_sni_pos, &unumeric_parameter_ops, &config.frag_sni_pos, 0664);
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module_param_cb(fk_winsize, &unumeric_parameter_ops, &config.fk_winsize, 0664);
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module_param_cb(synfake, &boolean_parameter_ops, &config.synfake, 0664);
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module_param_cb(synfake_len, &unumeric_parameter_ops, &config.synfake_len, 0664);
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module_param_cb(packet_mark, &unumeric_parameter_ops, &config.mark, 0664);
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static int sni_domains_set(const char *val, const struct kernel_param *kp) {
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size_t len;
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int ret;
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len = strnlen(val, STR_MAXLEN + 1);
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if (len == STR_MAXLEN + 1) {
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pr_err("%s: string parameter too long\n", kp->name);
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return -ENOSPC;
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}
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if (len >= 1 && val[len - 1] == '\n') {
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len--;
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}
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ret = param_set_charp(val, kp);
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if (ret < 0) {
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config.domains_strlen = 0;
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} else {
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config.domains_strlen = len;
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if (len == 3 && !strncmp(val, "all", len)) {
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config.all_domains = 1;
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} else {
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config.all_domains = 0;
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}
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}
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return ret;
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}
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static const struct kernel_param_ops sni_domains_ops = {
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.set = sni_domains_set,
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.get = param_get_charp,
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};
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module_param_cb(sni_domains, &sni_domains_ops, &config.domains_str, 0664);
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static int exclude_domains_set(const char *val, const struct kernel_param *kp) {
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size_t len;
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int ret;
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len = strnlen(val, STR_MAXLEN + 1);
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if (len == STR_MAXLEN + 1) {
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pr_err("%s: string parameter too long\n", kp->name);
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return -ENOSPC;
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}
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ret = param_set_charp(val, kp);
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if (ret < 0) {
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config.exclude_domains_strlen = 0;
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} else {
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config.exclude_domains_strlen = len;
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}
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return ret;
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}
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static const struct kernel_param_ops exclude_domains_ops = {
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.set = exclude_domains_set,
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.get = param_get_charp,
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};
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module_param_cb(exclude_domains, &exclude_domains_ops, &config.exclude_domains_str, 0664);
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module_param_cb(no_ipv6, &inverse_boolean_ops, &config.use_ipv6, 0664);
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module_param_cb(silent, &inverse_boolean_ops, &config.verbose, 0664);
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module_param_cb(quic_drop, &boolean_parameter_ops, &config.quic_drop, 0664);
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static int verbose_trace_set(const char *val, const struct kernel_param *kp) {
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int n = 0, ret;
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ret = kstrtoint(val, 10, &n);
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if (ret != 0 || (n != 0 && n != 1))
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return -EINVAL;
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if (n) {
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n = VERBOSE_TRACE;
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} else {
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n = VERBOSE_DEBUG;
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}
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if (kp->arg == NULL)
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return -EINVAL;
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*(int *)kp->arg = n;
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return 0;
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}
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static const struct kernel_param_ops verbose_trace_ops = {
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.set = verbose_trace_set,
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.get = param_get_int,
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};
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module_param_cb(trace, &verbose_trace_ops, &config.verbose, 0664);
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static int frag_strat_set(const char *val, const struct kernel_param *kp) {
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size_t len;
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len = strnlen(val, STR_MAXLEN + 1);
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if (len == STR_MAXLEN + 1) {
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pr_err("%s: string parameter too long\n", kp->name);
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return -ENOSPC;
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}
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if (len >= 1 && val[len - 1] == '\n') {
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len--;
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}
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if (strncmp(val, "tcp", len) == 0) {
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*(int *)kp->arg = FRAG_STRAT_TCP;
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} else if (strncmp(val, "ip", len) == 0) {
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*(int *)kp->arg = FRAG_STRAT_IP;
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} else if (strncmp(val, "none", len) == 0) {
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*(int *)kp->arg = FRAG_STRAT_NONE;
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} else {
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return -EINVAL;
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}
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return 0;
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}
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static int frag_strat_get(char *buffer, const struct kernel_param *kp) {
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switch (*(int *)kp->arg) {
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case FRAG_STRAT_TCP:
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strcpy(buffer, "tcp\n");
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break;
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case FRAG_STRAT_IP:
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strcpy(buffer, "ip\n");
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break;
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case FRAG_STRAT_NONE:
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strcpy(buffer, "none\n");
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break;
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default:
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strcpy(buffer, "unknown\n");
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}
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return strlen(buffer);
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}
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static const struct kernel_param_ops frag_strat_ops = {
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.set = frag_strat_set,
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.get = frag_strat_get,
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};
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module_param_cb(fragmentation_strategy, &frag_strat_ops, &config.fragmentation_strategy, 0664);
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static int fake_strat_set(const char *val, const struct kernel_param *kp) {
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size_t len;
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len = strnlen(val, STR_MAXLEN + 1);
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if (len == STR_MAXLEN + 1) {
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pr_err("%s: string parameter too long\n", kp->name);
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return -ENOSPC;
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}
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if (len >= 1 && val[len - 1] == '\n') {
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len--;
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}
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if (strncmp(val, "randseq", len) == 0) {
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*(int *)kp->arg = FAKE_STRAT_RAND_SEQ;
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} else if (strncmp(val, "ttl", len) == 0) {
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*(int *)kp->arg = FAKE_STRAT_TTL;
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} else if (strncmp(val, "tcp_check", len) == 0) {
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*(int *)kp->arg = FAKE_STRAT_TCP_CHECK;
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} else if (strncmp(val, "pastseq", len) == 0) {
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*(int *)kp->arg = FAKE_STRAT_PAST_SEQ;
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} else if (strncmp(val, "md5sum", len) == 0) {
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*(int *)kp->arg = FAKE_STRAT_TCP_MD5SUM;
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} else {
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return -EINVAL;
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}
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return 0;
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}
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static int fake_strat_get(char *buffer, const struct kernel_param *kp) {
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switch (*(int *)kp->arg) {
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case FAKE_STRAT_RAND_SEQ:
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strcpy(buffer, "randseq\n");
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break;
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case FAKE_STRAT_TTL:
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strcpy(buffer, "ttl\n");
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break;
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case FAKE_STRAT_TCP_CHECK:
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strcpy(buffer, "tcp_check\n");
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break;
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case FAKE_STRAT_PAST_SEQ:
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strcpy(buffer, "pastseq\n");
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break;
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case FAKE_STRAT_TCP_MD5SUM:
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strcpy(buffer, "md5sum\n");
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break;
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default:
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strcpy(buffer, "unknown\n");
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}
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return strlen(buffer);
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}
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static const struct kernel_param_ops fake_strat_ops = {
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.set = fake_strat_set,
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.get = fake_strat_get,
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};
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module_param_cb(faking_strategy, &fake_strat_ops, &config.faking_strategy, 0664);
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static int sni_detection_set(const char *val, const struct kernel_param *kp) {
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size_t len;
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len = strnlen(val, STR_MAXLEN + 1);
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if (len == STR_MAXLEN + 1) {
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pr_err("%s: string parameter too long\n", kp->name);
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return -ENOSPC;
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}
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if (len >= 1 && val[len - 1] == '\n') {
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len--;
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}
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if (strncmp(val, "parse", len) == 0) {
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*(int *)kp->arg = SNI_DETECTION_PARSE;
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} else if (strncmp(val, "brute", len) == 0) {
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*(int *)kp->arg = SNI_DETECTION_BRUTE;
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} else {
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return -EINVAL;
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}
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return 0;
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}
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static int sni_detection_get(char *buffer, const struct kernel_param *kp) {
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switch (*(int *)kp->arg) {
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case SNI_DETECTION_PARSE:
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strcpy(buffer, "parse\n");
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break;
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case SNI_DETECTION_BRUTE:
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strcpy(buffer, "brute\n");
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break;
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default:
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strcpy(buffer, "unknown\n");
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}
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return strlen(buffer);
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}
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static const struct kernel_param_ops sni_detection_ops = {
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.set = sni_detection_set,
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.get = sni_detection_get,
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};
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module_param_cb(sni_detection, &sni_detection_ops, &config.sni_detection, 0664);
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