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Fix AES-OFB type on .mbe file playback; #329

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lwvmobile
2025-12-29 22:36:47 -05:00
parent eddd6cb8b1
commit 38ad11dbef
1 changed files with 2 additions and 2 deletions
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4
src/dsd_file.c
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@@ -1549,7 +1549,7 @@ void read_sdrtrunk_json_format (dsd_opts * opts, dsd_state * state)
if (alg_id == 0x89) //128, or 256
aes_ofb_keystream_output(kiv+5, aes_key, ks_bytes, 0, 16); //16*16=256
else aes_ofb_keystream_output(kiv+5, aes_key, ks_bytes, 0, 16); //16*16=256
else aes_ofb_keystream_output(kiv+5, aes_key, ks_bytes, 2, 16); //16*16=256
if (protocol == 1) //Phase 1 IMBE start on 27 for AES-OFB (16 discard + 9 LCW + 2 reserved)
unpack_byte_array_into_bit_array(ks_bytes+27, ks, 256-19); //unpack starting after discard
@@ -1570,7 +1570,7 @@ void read_sdrtrunk_json_format (dsd_opts * opts, dsd_state * state)
if (alg_id == 0x89) //128, or 256
aes_ofb_keystream_output(backup_iv, aes_key, ks_bytes, 0, 16); //16*16=256
else aes_ofb_keystream_output(backup_iv, aes_key, ks_bytes, 0, 16); //16*16=256
else aes_ofb_keystream_output(backup_iv, aes_key, ks_bytes, 2, 16); //16*16=256
unpack_byte_array_into_bit_array(ks_bytes+27, ks_i, 256-19); //unpack starting after discard
}