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Merge pull request #1122 from dcooper16/fix_size_calculation
Fix calculation of ClientHello size
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commit
355ba91b65
@ -11846,11 +11846,12 @@ socksend_tls_clienthello() {
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# then add a padding extension (see RFC 7685)
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len_all=$((0x$len_ciph_suites + 0x2b + 0x$len_extension_hex + 0x2))
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"$offer_compression" && len_all+=2
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[[ 0x$tls_low_byte -gt 0x03 ]] && len_all+=32 # TLSv1.3 ClientHello includes a 32-byte session id
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if [[ $len_all -ge 256 ]] && [[ $len_all -le 511 ]] && [[ ! "$extra_extensions_list" =~ " 0015 " ]]; then
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if [[ $len_all -gt 508 ]]; then
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if [[ $len_all -ge 508 ]]; then
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len_padding_extension=1 # Final extension cannot be empty: see PR #792
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else
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len_padding_extension=$((508 - 0x$len_ciph_suites - 0x2b - 0x$len_extension_hex - 0x2))
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len_padding_extension=$((508 - len_all))
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fi
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len_padding_extension_hex=$(printf "%02x\n" $len_padding_extension)
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len2twobytes "$len_padding_extension_hex"
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@ -11872,7 +11873,6 @@ socksend_tls_clienthello() {
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all_extensions="
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,$LEN_STR # first the len of all extensions.
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,$all_extensions"
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fi
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if [[ 0x$tls_low_byte -gt 0x03 ]]; then
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