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< a href = "ps3__encryption__map_8c.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > /*< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > * This file is part of the Aaru Data Preservation Suite.< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > * Copyright (c) 2019-2026 Natalia Portillo.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > * This library is free software; you can redistribute it and/or modify< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > * it under the terms of the GNU Lesser General Public License as< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > * published by the Free Software Foundation; version 2.1 of the License.< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > * This library is distributed in the hope that it will be useful, but< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > * WITHOUT ANY WARRANTY; without even the implied warranty of< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > * Lesser General Public License for more details.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "comment" > * You should have received a copy of the GNU Lesser General Public< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "comment" > * License along with this library; if not, see< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "comment" > * < https://www.gnu.org/licenses/> .< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "comment" > *< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "comment" > * PS3 encryption map: plaintext region parsing, serialization, and lookup.< / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "comment" > */< / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < stdint.h> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < stdlib.h> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include < string.h> < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " < a class = "code" href = "ps3__encryption__map_8h.html" > ps3_encryption_map.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "comment" > /* Read a big-endian uint32 from a byte buffer. */< / span > < / div >
< div class = "foldopen" id = "foldopen00028" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#a3a376cf8ba481c4b09b25273af5953fe" > 28< / a > < / span > < span class = "keyword" > static< / span > uint32_t < a class = "code hl_function" href = "ps3__encryption__map_8c.html#a3a376cf8ba481c4b09b25273af5953fe" > read_be32< / a > (< span class = "keyword" > const< / span > uint8_t *p)< / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > {< / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "keywordflow" > return< / span > ((uint32_t)p[0] < < 24) | ((uint32_t)p[1] < < 16) | ((uint32_t)p[2] < < 8) | (uint32_t)p[3];< / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "comment" > /* Read a little-endian uint32 from a byte buffer. */< / span > < / div >
< div class = "foldopen" id = "foldopen00034" data-start = "{" data-end = "}" >
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< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#a2e85418928614df336b5df9f3c28cbc7" > 34< / a > < / span > < span class = "keyword" > static< / span > uint32_t < a class = "code hl_function" href = "ngcw__junk_8c.html#a2e85418928614df336b5df9f3c28cbc7" > read_le32< / a > (< span class = "keyword" > const< / span > uint8_t *p)< / div >
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< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > {< / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "keywordflow" > return< / span > (uint32_t)p[0] | ((uint32_t)p[1] < < 8) | ((uint32_t)p[2] < < 16) | ((uint32_t)p[3] < < 24);< / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "comment" > /* Write a little-endian uint32 to a byte buffer. */< / span > < / div >
< div class = "foldopen" id = "foldopen00040" data-start = "{" data-end = "}" >
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< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#a4ed80664538efb908d3c161aec613612" > 40< / a > < / span > < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "ngcw__junk_8c.html#a4ed80664538efb908d3c161aec613612" > write_le32< / a > (uint8_t *p, uint32_t v)< / div >
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< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > {< / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > p[0] = (uint8_t)(v & 0xFF);< / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > p[1] = (uint8_t)((v > > 8) & 0xFF);< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > p[2] = (uint8_t)((v > > 16) & 0xFF);< / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > p[3] = (uint8_t)((v > > 24) & 0xFF);< / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < / div >
< div class = "foldopen" id = "foldopen00048" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#ab646921aa4c83e38af36f38b8b3d068a" > 48< / a > < / span > int32_t < a class = "code hl_function" href = "ps3__encryption__map_8c.html#ab646921aa4c83e38af36f38b8b3d068a" > ps3_parse_encryption_map< / a > (< span class = "keyword" > const< / span > uint8_t *sector0, uint32_t length, < a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > **regions,< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > uint32_t *count)< / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > {< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "keywordflow" > if< / span > (sector0 == NULL || regions == NULL || count == NULL) < span class = "keywordflow" > return< / span > -1;< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > /* Minimum required: 4 (region_count) + 4 (unknown) = 8 bytes */< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "keywordflow" > if< / span > (length < 8) < span class = "keywordflow" > return< / span > -2;< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > uint32_t region_count = < a class = "code hl_function" href = "ps3__encryption__map_8c.html#a3a376cf8ba481c4b09b25273af5953fe" > read_be32< / a > (sector0);< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "keywordflow" > if< / span > (region_count > < a class = "code hl_define" href = "ps3__encryption__map_8h.html#a11c7d813ba3cb354fa9998a382e26c97" > PS3_MAX_PLAINTEXT_REGIONS< / a > ) < span class = "keywordflow" > return< / span > -3;< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "keywordflow" > if< / span > (region_count == 0)< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > {< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > *regions = NULL;< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > *count = 0;< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > }< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > /* Need 8 + region_count * 8 bytes */< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > uint32_t required = 8 + region_count * 8;< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "keywordflow" > if< / span > (length < required) < span class = "keywordflow" > return< / span > -2;< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > *r = (< a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > *)malloc(region_count * < span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > ));< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "keywordflow" > if< / span > (r == NULL) < span class = "keywordflow" > return< / span > -4;< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "keyword" > const< / span > uint8_t *ptr = sector0 + 8; < span class = "comment" > /* skip region_count (4) + unknown (4) */< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < region_count; i++)< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > {< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > r[i].< a class = "code hl_variable" href = "structPs3PlaintextRegion.html#a0f8d51bfa05ef8ec55608186331e7991" > start_sector< / a > = < a class = "code hl_function" href = "ps3__encryption__map_8c.html#a3a376cf8ba481c4b09b25273af5953fe" > read_be32< / a > (ptr);< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > r[i].< a class = "code hl_variable" href = "structPs3PlaintextRegion.html#a71978362decd504b3e3ecfb8e05980e4" > end_sector< / a > = < a class = "code hl_function" href = "ps3__encryption__map_8c.html#a3a376cf8ba481c4b09b25273af5953fe" > read_be32< / a > (ptr + 4);< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > ptr += 8;< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "keywordflow" > if< / span > (r[i].start_sector > r[i].end_sector)< / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > {< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > free(r);< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "keywordflow" > return< / span > -5;< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > }< / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > }< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > *regions = r;< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > *count = region_count;< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < / div >
< div class = "foldopen" id = "foldopen00094" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#aebc9066937e11649d0a81351ddd83582" > 94< / a > < / span > int32_t < a class = "code hl_function" href = "ps3__encryption__map_8c.html#aebc9066937e11649d0a81351ddd83582" > ps3_serialize_encryption_map< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > *regions, uint32_t count, uint8_t **out_data,< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > uint32_t *out_length)< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > {< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "keywordflow" > if< / span > (out_data == NULL || out_length == NULL) < span class = "keywordflow" > return< / span > -1;< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "keywordflow" > if< / span > (count > < a class = "code hl_define" href = "ps3__encryption__map_8h.html#a11c7d813ba3cb354fa9998a382e26c97" > PS3_MAX_PLAINTEXT_REGIONS< / a > ) < span class = "keywordflow" > return< / span > -3;< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > uint32_t size = 4 + count * 8;< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > uint8_t *buf = (uint8_t *)malloc(size);< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "keywordflow" > if< / span > (buf == NULL) < span class = "keywordflow" > return< / span > -4;< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < / div >
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< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < a class = "code hl_function" href = "ngcw__junk_8c.html#a4ed80664538efb908d3c161aec613612" > write_le32< / a > (buf, count);< / div >
2026-04-11 23:17:09 +01:00
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < count; i++)< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > {< / div >
2026-10-08 20:15:08 +01:00
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < a class = "code hl_function" href = "ngcw__junk_8c.html#a4ed80664538efb908d3c161aec613612" > write_le32< / a > (buf + 4 + i * 8, regions[i].start_sector);< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < a class = "code hl_function" href = "ngcw__junk_8c.html#a4ed80664538efb908d3c161aec613612" > write_le32< / a > (buf + 4 + i * 8 + 4, regions[i].end_sector);< / div >
2026-04-11 23:17:09 +01:00
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > }< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > *out_data = buf;< / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > *out_length = size;< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < / div >
< div class = "foldopen" id = "foldopen00117" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#a49a5e6c2b524988714513c446e2d200d" > 117< / a > < / span > int32_t < a class = "code hl_function" href = "ps3__encryption__map_8c.html#a49a5e6c2b524988714513c446e2d200d" > ps3_deserialize_encryption_map< / a > (< span class = "keyword" > const< / span > uint8_t *data, uint32_t length, < a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > **regions,< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > uint32_t *count)< / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > {< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordflow" > if< / span > (data == NULL || regions == NULL || count == NULL) < span class = "keywordflow" > return< / span > -1;< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "keywordflow" > if< / span > (length < 4) < span class = "keywordflow" > return< / span > -2;< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < / div >
2026-10-08 20:15:08 +01:00
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > uint32_t region_count = < a class = "code hl_function" href = "ngcw__junk_8c.html#a2e85418928614df336b5df9f3c28cbc7" > read_le32< / a > (data);< / div >
2026-04-11 23:17:09 +01:00
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordflow" > if< / span > (region_count > < a class = "code hl_define" href = "ps3__encryption__map_8h.html#a11c7d813ba3cb354fa9998a382e26c97" > PS3_MAX_PLAINTEXT_REGIONS< / a > ) < span class = "keywordflow" > return< / span > -3;< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "keywordflow" > if< / span > (region_count == 0)< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > {< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > *regions = NULL;< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > *count = 0;< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > }< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > uint32_t required = 4 + region_count * 8;< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < span class = "keywordflow" > if< / span > (length < required) < span class = "keywordflow" > return< / span > -2;< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > *r = (< a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > *)malloc(region_count * < span class = "keyword" > sizeof< / span > (< a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > ));< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < span class = "keywordflow" > if< / span > (r == NULL) < span class = "keywordflow" > return< / span > -4;< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < region_count; i++)< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > {< / div >
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< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > r[i].< a class = "code hl_variable" href = "structPs3PlaintextRegion.html#a0f8d51bfa05ef8ec55608186331e7991" > start_sector< / a > = < a class = "code hl_function" href = "ngcw__junk_8c.html#a2e85418928614df336b5df9f3c28cbc7" > read_le32< / a > (data + 4 + i * 8);< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > r[i].< a class = "code hl_variable" href = "structPs3PlaintextRegion.html#a71978362decd504b3e3ecfb8e05980e4" > end_sector< / a > = < a class = "code hl_function" href = "ngcw__junk_8c.html#a2e85418928614df336b5df9f3c28cbc7" > read_le32< / a > (data + 4 + i * 8 + 4);< / div >
2026-04-11 23:17:09 +01:00
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > }< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > *regions = r;< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > *count = region_count;< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > }< / div >
< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < / div >
< div class = "foldopen" id = "foldopen00151" data-start = "{" data-end = "}" >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > < a class = "line" href = "ps3__encryption__map_8c.html#a058b5191df4b4a83a6bc55052fad503f" > 151< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "ps3__encryption__map_8c.html#a058b5191df4b4a83a6bc55052fad503f" > ps3_is_sector_encrypted< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > *plaintext_regions, uint32_t region_count,< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > uint64_t sector_address)< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > {< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "keywordflow" > if< / span > (plaintext_regions == NULL || region_count == 0) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < region_count; i++)< / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "keywordflow" > if< / span > (sector_address > = plaintext_regions[i].start_sector & & sector_address < = plaintext_regions[i].end_sector)< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > }< / div >
< / div >
2026-10-08 20:15:08 +01:00
< div class = "ttc" id = "angcw__junk_8c_html_a2e85418928614df336b5df9f3c28cbc7" > < div class = "ttname" > < a href = "ngcw__junk_8c.html#a2e85418928614df336b5df9f3c28cbc7" > read_le32< / a > < / div > < div class = "ttdeci" > static uint32_t read_le32(const uint8_t *p)< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "ngcw__junk_8c_source.html#l00032" > ngcw_junk.c:32< / a > < / div > < / div >
< div class = "ttc" id = "angcw__junk_8c_html_a4ed80664538efb908d3c161aec613612" > < div class = "ttname" > < a href = "ngcw__junk_8c.html#a4ed80664538efb908d3c161aec613612" > write_le32< / a > < / div > < div class = "ttdeci" > static void write_le32(uint8_t *p, uint32_t v)< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "ngcw__junk_8c_source.html#l00043" > ngcw_junk.c:43< / a > < / div > < / div >
2026-04-11 23:17:09 +01:00
< div class = "ttc" id = "aps3__encryption__map_8c_html_a058b5191df4b4a83a6bc55052fad503f" > < div class = "ttname" > < a href = "ps3__encryption__map_8c.html#a058b5191df4b4a83a6bc55052fad503f" > ps3_is_sector_encrypted< / a > < / div > < div class = "ttdeci" > bool ps3_is_sector_encrypted(const Ps3PlaintextRegion *plaintext_regions, uint32_t region_count, uint64_t sector_address)< / div > < div class = "ttdoc" > Check whether a sector is encrypted (i.e., not in any plaintext region).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00151" > ps3_encryption_map.c:151< / a > < / div > < / div >
< div class = "ttc" id = "aps3__encryption__map_8c_html_a3a376cf8ba481c4b09b25273af5953fe" > < div class = "ttname" > < a href = "ps3__encryption__map_8c.html#a3a376cf8ba481c4b09b25273af5953fe" > read_be32< / a > < / div > < div class = "ttdeci" > static uint32_t read_be32(const uint8_t *p)< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00028" > ps3_encryption_map.c:28< / a > < / div > < / div >
< div class = "ttc" id = "aps3__encryption__map_8c_html_a49a5e6c2b524988714513c446e2d200d" > < div class = "ttname" > < a href = "ps3__encryption__map_8c.html#a49a5e6c2b524988714513c446e2d200d" > ps3_deserialize_encryption_map< / a > < / div > < div class = "ttdeci" > int32_t ps3_deserialize_encryption_map(const uint8_t *data, uint32_t length, Ps3PlaintextRegion **regions, uint32_t *count)< / div > < div class = "ttdoc" > Deserialize plaintext regions from little-endian binary (media tag format).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00117" > ps3_encryption_map.c:117< / a > < / div > < / div >
< div class = "ttc" id = "aps3__encryption__map_8c_html_ab646921aa4c83e38af36f38b8b3d068a" > < div class = "ttname" > < a href = "ps3__encryption__map_8c.html#ab646921aa4c83e38af36f38b8b3d068a" > ps3_parse_encryption_map< / a > < / div > < div class = "ttdeci" > int32_t ps3_parse_encryption_map(const uint8_t *sector0, uint32_t length, Ps3PlaintextRegion **regions, uint32_t *count)< / div > < div class = "ttdoc" > Parse the encryption map from PS3 disc sector 0 (big-endian on disc).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00048" > ps3_encryption_map.c:48< / a > < / div > < / div >
< div class = "ttc" id = "aps3__encryption__map_8c_html_aebc9066937e11649d0a81351ddd83582" > < div class = "ttname" > < a href = "ps3__encryption__map_8c.html#aebc9066937e11649d0a81351ddd83582" > ps3_serialize_encryption_map< / a > < / div > < div class = "ttdeci" > int32_t ps3_serialize_encryption_map(const Ps3PlaintextRegion *regions, uint32_t count, uint8_t **out_data, uint32_t *out_length)< / div > < div class = "ttdoc" > Serialize plaintext regions to little-endian binary for storage as a media tag.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "#l00094" > ps3_encryption_map.c:94< / a > < / div > < / div >
< div class = "ttc" id = "aps3__encryption__map_8h_html" > < div class = "ttname" > < a href = "ps3__encryption__map_8h.html" > ps3_encryption_map.h< / a > < / div > < / div >
< div class = "ttc" id = "aps3__encryption__map_8h_html_a11c7d813ba3cb354fa9998a382e26c97" > < div class = "ttname" > < a href = "ps3__encryption__map_8h.html#a11c7d813ba3cb354fa9998a382e26c97" > PS3_MAX_PLAINTEXT_REGIONS< / a > < / div > < div class = "ttdeci" > #define PS3_MAX_PLAINTEXT_REGIONS< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "ps3__encryption__map_8h_source.html#l00039" > ps3_encryption_map.h:39< / a > < / div > < / div >
< div class = "ttc" id = "astructPs3PlaintextRegion_html" > < div class = "ttname" > < a href = "structPs3PlaintextRegion.html" > Ps3PlaintextRegion< / a > < / div > < div class = "ttdoc" > A plaintext (unencrypted) region on a PS3 disc.< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "ps3__encryption__map_8h_source.html#l00033" > ps3_encryption_map.h:34< / a > < / div > < / div >
< div class = "ttc" id = "astructPs3PlaintextRegion_html_a0f8d51bfa05ef8ec55608186331e7991" > < div class = "ttname" > < a href = "structPs3PlaintextRegion.html#a0f8d51bfa05ef8ec55608186331e7991" > Ps3PlaintextRegion::start_sector< / a > < / div > < div class = "ttdeci" > uint32_t start_sector< / div > < div class = "ttdoc" > First sector of plaintext region (inclusive).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "ps3__encryption__map_8h_source.html#l00035" > ps3_encryption_map.h:35< / a > < / div > < / div >
< div class = "ttc" id = "astructPs3PlaintextRegion_html_a71978362decd504b3e3ecfb8e05980e4" > < div class = "ttname" > < a href = "structPs3PlaintextRegion.html#a71978362decd504b3e3ecfb8e05980e4" > Ps3PlaintextRegion::end_sector< / a > < / div > < div class = "ttdeci" > uint32_t end_sector< / div > < div class = "ttdoc" > Last sector of plaintext region (inclusive).< / div > < div class = "ttdef" > < b > Definition< / b > < a href = "ps3__encryption__map_8h_source.html#l00036" > ps3_encryption_map.h:36< / a > < / div > < / div >
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