mirror of
https://github.com/vgmstream/vgmstream.git
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Made HCA decoder endian safe.
This commit is contained in:
Chris Moeller
parent
be6437bb45
commit
355ed06781
180
ext_libs/clHCA.c
180
ext_libs/clHCA.c
@ -14,15 +14,21 @@
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//--------------------------------------------------
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// インライン関数
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//--------------------------------------------------
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//inline short bswap_s16(short v){short r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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static inline unsigned short bswap_u16(unsigned short v){unsigned short r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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//static inline int bswap_s24(int v){int r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;return r>>8;}
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static inline unsigned int bswap_u24(unsigned int v){unsigned int r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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//static inline int bswap_s32(int v){int r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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static inline unsigned int bswap_u32(unsigned int v){unsigned int r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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//static inline long long bswap_s64(long long v){long long r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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//static inline unsigned long long bswap_u64(unsigned long long v){unsigned long long r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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static inline float bswap_f(float v){unsigned int i=bswap_u32(*(unsigned int *)&v);return *(float *)&i;}
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static inline unsigned short get_le16(unsigned short v_){const unsigned char *v=(const unsigned char *)&v_;unsigned short r=v[1];r<<=8;r|=v[0];return r;}
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static inline unsigned short get_be16(unsigned short v_){const unsigned char *v=(const unsigned char *)&v_;unsigned short r=v[0];r<<=8;r|=v[1];return r;}
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static inline unsigned int get_be24(unsigned int v_){const unsigned char *v=(const unsigned char *)&v_;unsigned int r=v[0];r<<=8;r|=v[1];r<<=8;r|=v[2];return r;};
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static inline unsigned int get_le32(unsigned int v_){const unsigned char *v=(const unsigned char *)&v_;unsigned int r=v[3];r<<=8;r|=v[2];r<<=8;r|=v[1];r<<=8;r|=v[0];return r;}
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static inline unsigned int get_be32(unsigned int v_){const unsigned char *v=(const unsigned char *)&v_;unsigned int r=v[0];r<<=8;r|=v[1];r<<=8;r|=v[2];r<<=8;r|=v[3];return r;}
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static inline float get_bef32(float v_){union{float f;unsigned int i;}v;v.f=v_;v.i=get_be32(v.i);return v.f;}
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#if 0
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static union { unsigned int i; unsigned char c[4]; } g_is_le = {1};
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static inline unsigned short swap_u16(unsigned short v){unsigned short r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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static inline unsigned short swap_u32(unsigned int v){unsigned int r=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;r<<=8;v>>=8;r|=v&0xFF;return r;}
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static inline unsigned short ret_le16(unsigned short v){if (g_is_le.c[0]) return v; else return swap_u16(v);}
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static inline unsigned short ret_le32(unsigned int v){if (g_is_le.c[0]) return v; else return swap_u32(v);}
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#endif
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static inline unsigned int ceil2(unsigned int a,unsigned int b){return (b>0)?(a/b+((a%b)?1:0)):0;}
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//--------------------------------------------------
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@ -180,7 +186,7 @@ static void clHCA_constructor(clHCA *hca,unsigned int ciphKey1,unsigned int ciph
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// HCAチェック
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//--------------------------------------------------
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static int clHCA_CheckFile(void *data,unsigned int size){
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return (data&&size>=4&&(*(unsigned int *)data&0x7F7F7F7F)==0x00414348);
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return (data&&size>=4&&(get_le32(*(unsigned int *)data)&0x7F7F7F7F)==0x00414348);
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}
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//--------------------------------------------------
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@ -272,7 +278,7 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// ヘッダ解析
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header.dataOffset=bswap_u16(header.dataOffset);
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header.dataOffset=get_be16(header.dataOffset);
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data=(unsigned char*) malloc(header.dataOffset);
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if(!data){
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printf("Error: メモリ不足です。\n");
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@ -291,10 +297,10 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// HCA
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if(size>=sizeof(stHeader) && (*(unsigned int *)s&0x7F7F7F7F)==0x00414348){
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if(size>=sizeof(stHeader) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00414348){
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stHeader *hca=(stHeader *)s;s+=sizeof(stHeader);
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_version=bswap_u16(hca->version);
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_dataOffset=bswap_u16(hca->dataOffset);
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_version=get_be16(hca->version);
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_dataOffset=get_be16(hca->dataOffset);
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printf("コーデック: HCA\n");
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printf("バージョン: %d.%d\n",_version>>8,_version&0xFF);
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//if(size<_dataOffset)return -1;
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@ -305,13 +311,13 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// fmt
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if(size>=sizeof(stFormat) && (*(unsigned int *)s&0x7F7F7F7F)==0x00746D66){
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if(size>=sizeof(stFormat) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00746D66){
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stFormat *fmt=(stFormat *)s;s+=sizeof(stFormat);size-=sizeof(stFormat);
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_channelCount=fmt->channelCount;
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_samplingRate=bswap_u24(fmt->samplingRate);
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_blockCount=bswap_u32(fmt->blockCount);
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_fmt_r01=bswap_u16(fmt->r01);
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_fmt_r02=bswap_u16(fmt->r02);
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_samplingRate=get_be24(fmt->samplingRate);
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_blockCount=get_be32(fmt->blockCount);
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_fmt_r01=get_be16(fmt->r01);
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_fmt_r02=get_be16(fmt->r02);
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switch(_channelCount){
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case 1:printf("チャンネル数: モノラル (1チャンネル)\n");break;
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case 2:printf("チャンネル数: ステレオ (2チャンネル)\n");break;
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@ -332,9 +338,9 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// comp
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if(size>=sizeof(stCompress) && (*(unsigned int *)s&0x7F7F7F7F)==0x706D6F63){
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if(size>=sizeof(stCompress) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706D6F63){
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stCompress *comp=(stCompress *)s;s+=sizeof(stCompress);size-=sizeof(stCompress);
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_blockSize=bswap_u16(comp->blockSize);
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_blockSize=get_be16(comp->blockSize);
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_comp_r01=comp->r01;
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_comp_r02=comp->r02;
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_comp_r03=comp->r03;
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@ -365,9 +371,9 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// dec
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else if(size>=sizeof(stDecode) && (*(unsigned int *)s&0x7F7F7F7F)==0x00636564){
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else if(size>=sizeof(stDecode) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00636564){
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stDecode *dec=(stDecode *)s;s+=sizeof(stDecode);size-=sizeof(stDecode);
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_blockSize=bswap_u16(dec->blockSize);
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_blockSize=get_be16(dec->blockSize);
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_comp_r01=dec->r01;
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_comp_r02=dec->r02;
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_comp_r03=dec->r04;
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@ -399,10 +405,10 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// vbr
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if(size>=sizeof(stVBR) && (*(unsigned int *)s&0x7F7F7F7F)==0x00726276){
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if(size>=sizeof(stVBR) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00726276){
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stVBR *vbr=(stVBR *)s;s+=sizeof(stVBR);size-=sizeof(stVBR);
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_vbr_r01=bswap_u16(vbr->r01);
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_vbr_r02=bswap_u16(vbr->r02);
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_vbr_r01=get_be16(vbr->r01);
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_vbr_r02=get_be16(vbr->r02);
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printf("ビットレート: VBR (可変ビットレート) ※v2.0で廃止されています。\n");
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if(!(_blockSize==0)){
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printf("※ compまたはdecチャンクですでにCBRが指定されています。\n");
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@ -418,7 +424,7 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// ath
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if(size>=6 && (*(unsigned int *)s&0x7F7F7F7F)==0x00687461){
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if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00687461){
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stATH *ath=(stATH *)s;s+=6;size-=6;//s+=sizeof(stATH);
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_ath_type=ath->type;
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printf("ATHタイプ:%d ※v2.0から廃止されています。\n",_ath_type);
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@ -429,12 +435,12 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// loop
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if(size>=sizeof(stLoop) && (*(unsigned int *)s&0x7F7F7F7F)==0x706F6F6C){
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if(size>=sizeof(stLoop) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706F6F6C){
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stLoop *loop=(stLoop *)s;s+=sizeof(stLoop);size-=sizeof(stLoop);
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_loopStart=bswap_u32(loop->loopStart);
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_loopEnd=bswap_u32(loop->loopEnd);
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_loop_r01=bswap_u16(loop->r01);
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_loop_r02=bswap_u16(loop->r02);
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_loopStart=get_be32(loop->loopStart);
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_loopEnd=get_be32(loop->loopEnd);
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_loop_r01=get_be16(loop->r01);
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_loop_r02=get_be16(loop->r02);
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printf("ループ開始ブロック: %d\n",_loopStart);
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printf("ループ終了ブロック: %d\n",_loopEnd);
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if(!(_loopStart>=0&&_loopStart<=_loopEnd&&_loopEnd<_blockCount)){
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@ -445,9 +451,9 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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hca-> // ciph
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if(size>=6 && (*(unsigned int *)s&0x7F7F7F7F)==0x68706963){
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if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x68706963){
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stCipher *ciph=(stCipher *)s;s+=6;size-=6;//s+=sizeof(stCipher);
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_ciph_type=bswap_u16(ciph->type);
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_ciph_type=get_be16(ciph->type);
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switch(_ciph_type){
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case 0:printf("暗号化タイプ: なし\n");break;
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case 1:printf("暗号化タイプ: 鍵無し暗号化\n");break;
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@ -460,14 +466,14 @@ hca-> // ciph
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}
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// rva
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if(size>=sizeof(stRVA) && (*(unsigned int *)s&0x7F7F7F7F)==0x00617672){
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if(size>=sizeof(stRVA) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00617672){
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stRVA *rva=(stRVA *)s;s+=sizeof(stRVA);size-=sizeof(stRVA);
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_rva_volume=bswap_f(rva->volume);
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_rva_volume=get_bef32(rva->volume);
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printf("相対ボリューム調節: %g倍\n",_rva_volume);
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}
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// comm
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if(size>=5 && (*(unsigned int *)s&0x7F7F7F7F)==0x6D6D6F63){
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if(size>=5 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x6D6D6F63){
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stComment *comm=(stComment *)s;s+=5;size-=5;//s+=sizeof(stComment);
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_comm_len=comm->len;
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_comm_comment=(const char *)s;
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@ -513,7 +519,7 @@ static int clHCA_DecodeToWavefile(clHCA *hca,const char *filenameHCA,const char
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unsigned int fmtSamplesPerSec;
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unsigned short fmtSamplingSize;
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unsigned short fmtBitCount;
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}wavRiff={'R','I','F','F',0,'W','A','V','E','f','m','t',' ',0x10,0,0,0,0,0,0};
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}wavRiff={'R','I','F','F',0,'W','A','V','E','f','m','t',' ',ret_le32(0x10),0,0,0,0,0,0};
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struct stWAVEsmpl{
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char smpl[4];
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unsigned int smplSize;
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@ -532,7 +538,7 @@ static int clHCA_DecodeToWavefile(clHCA *hca,const char *filenameHCA,const char
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unsigned int loop_End;
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unsigned int loop_Fraction;
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unsigned int loop_PlayCount;
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}wavSmpl={'s','m','p','l',0x3C,0,0,0,0x3C,0,0,0,1,0x18,0,0,0,0,0,0};
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}wavSmpl={'s','m','p','l',ret_le32(0x3C),0,0,0,ret_le32(0x3C),0,0,0,ret_le32(1),ret_le32(0x18),0,0,0,0,0,0};
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struct stWAVEnote{
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char note[4];
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unsigned int noteSize;
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@ -555,7 +561,7 @@ static int clHCA_DecodeToWavefile(clHCA *hca,const char *filenameHCA,const char
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if(!CheckFile(&header,sizeof(header))){fclose(fp1);return -1;}
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// ヘッダ解析
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header.dataOffset=bswap_u16(header.dataOffset);
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header.dataOffset=get_be16(header.dataOffset);
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data1=(unsigned char*) malloc(header.dataOffset);
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if(!data1){fclose(fp1);return -1;}
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fseek(fp1,0,SEEK_SET);
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@ -566,29 +572,30 @@ static int clHCA_DecodeToWavefile(clHCA *hca,const char *filenameHCA,const char
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if((fp2 = fopen(filenameWAV,"wb")) == NULL){free(data1);fclose(fp1);return -1;}
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// WAVEヘッダを書き込み
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wavRiff.fmtType=(mode>0)?1:3;
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wavRiff.fmtChannelCount=hca->_channelCount;
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wavRiff.fmtBitCount=(mode>0)?mode:32;
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wavRiff.fmtSamplingRate=hca->_samplingRate;
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wavRiff.fmtSamplingSize=wavRiff.fmtBitCount/8*wavRiff.fmtChannelCount;
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wavRiff.fmtSamplesPerSec=wavRiff.fmtSamplingRate*wavRiff.fmtSamplingSize;
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wavRiff.fmtType=ret_le16((mode>0)?1:3);
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wavRiff.fmtChannelCount=ret_le16(hca->_channelCount);
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wavRiff.fmtBitCount=ret_le16((mode>0)?mode:32);
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wavRiff.fmtSamplingRate=ret_le32(hca->_samplingRate);
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wavRiff.fmtSamplingSize=ret_le16(wavRiff.fmtBitCount/8*wavRiff.fmtChannelCount);
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wavRiff.fmtSamplesPerSec=ret_le32(wavRiff.fmtSamplingRate*wavRiff.fmtSamplingSize);
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if(hca->_loopFlg){
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wavSmpl.samplePeriod=(unsigned int)(1/(double)wavRiff.fmtSamplingRate*1000000000);
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wavSmpl.loop_Start=hca->_loopStart*0x80*8*wavRiff.fmtSamplingSize;
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wavSmpl.loop_End=hca->_loopEnd*0x80*8*wavRiff.fmtSamplingSize;
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wavSmpl.loop_PlayCount=(hca->_loop_r01==0x80)?0:hca->_loop_r01;
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wavSmpl.samplePeriod=ret_le32((unsigned int)(1/(double)wavRiff.fmtSamplingRate*1000000000));
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wavSmpl.loop_Start=ret_le32(hca->_loopStart*0x80*8*wavRiff.fmtSamplingSize);
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wavSmpl.loop_End=ret_le32(hca->_loopEnd*0x80*8*wavRiff.fmtSamplingSize);
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wavSmpl.loop_PlayCount=ret_le32((hca->_loop_r01==0x80)?0:hca->_loop_r01);
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}else if(loop){
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wavSmpl.loop_Start=0;
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wavSmpl.loop_End=hca->_blockCount*0x80*8*wavRiff.fmtSamplingSize;
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wavSmpl.loop_End=ret_le32(hca->_blockCount*0x80*8*wavRiff.fmtSamplingSize);
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hca->_loopStart=0;
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hca->_loopEnd=hca->_blockCount;
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}
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if(_comm_comment){
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wavNote.noteSize=4+hca->_comm_len+1;
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if(wavNote.noteSize&3)wavNote.noteSize+=4-(wavNote.noteSize&3);
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unsigned int noteSize=4+hca->_comm_len+1;
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if(noteSize&3)noteSize+=4-(noteSize&3);
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waveNote.noteSize=ret_le32(noteSize);
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}
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wavData.dataSize=hca->_blockCount*0x80*8*wavRiff.fmtSamplingSize+(wavSmpl.loop_End-wavSmpl.loop_Start)*loop;
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wavRiff.riffSize=0x1C+((hca->_loopFlg&&!loop)?sizeof(wavSmpl):0)+(hca->_comm_comment?8+wavNote.noteSize:0)+sizeof(wavData)+wavData.dataSize;
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wavData.dataSize=ret_le32(hca->_blockCount*0x80*8*wavRiff.fmtSamplingSize+(wavSmpl.loop_End-wavSmpl.loop_Start)*loop);
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wavRiff.riffSize=ret_le32(0x1C+((hca->_loopFlg&&!loop)?sizeof(wavSmpl):0)+(hca->_comm_comment?8+wavNote.noteSize:0)+sizeof(wavData)+wavData.dataSize);
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fwrite(&wavRiff,sizeof(wavRiff),1,fp2);
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if(hca->_loopFlg&&!loop)fwrite(&wavSmpl,sizeof(wavSmpl),1,fp2);
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if(hca->_comm_comment){
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@ -662,9 +669,9 @@ int clHCA_DecodeToWavefile_Decode(clHCA *hca,void *fp1,void *fp2,unsigned int ad
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int clHCA_isOurFile0(const void *data){
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const unsigned char *s=(const unsigned char*)data;
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if((*(const unsigned int *)s&0x7F7F7F7F)==0x00414348){
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if((get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00414348){
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const stHeader *hca=(const stHeader *)s;
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return bswap_u16(hca->dataOffset);
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return get_be16(hca->dataOffset);
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}
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return -1;
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}
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@ -686,7 +693,7 @@ int clHCA_getInfo(clHCA *hca, clHCA_stInfo *info){
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info->channelCount=hca->_channelCount;
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info->blockSize=hca->_blockSize;
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info->blockCount=hca->_blockCount;
|
||||
info->loopEnabled=hca->_loopFlg;
|
||||
info->loopEnabled=hca->_loopFlg;
|
||||
info->loopStart=hca->_loopStart;
|
||||
info->loopEnd=hca->_loopEnd;
|
||||
return 0;
|
||||
@ -989,10 +996,10 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
if(size<sizeof(stHeader))return -1;
|
||||
|
||||
// HCA
|
||||
if((*(const unsigned int *)s&0x7F7F7F7F)==0x00414348){
|
||||
if((get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00414348){
|
||||
const stHeader *h=(const stHeader *)s;s+=sizeof(stHeader);
|
||||
hca->_version=bswap_u16(h->version);
|
||||
hca->_dataOffset=bswap_u16(h->dataOffset);
|
||||
hca->_version=get_be16(h->version);
|
||||
hca->_dataOffset=get_be16(h->dataOffset);
|
||||
//if(!(_version<=0x200&&_version>0x101))return -1; // バージョンチェック(無効)
|
||||
if(size<hca->_dataOffset)return -1;
|
||||
//if(clHCA_CheckSum(hca,_dataOffset,0))return -1; // ヘッダの破損チェック(ヘッダ改変を有効にするため破損チェック無効)
|
||||
@ -1002,13 +1009,13 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// fmt
|
||||
if(size>=sizeof(stFormat) && (*(const unsigned int *)s&0x7F7F7F7F)==0x00746D66){
|
||||
if(size>=sizeof(stFormat) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00746D66){
|
||||
const stFormat *fmt=(const stFormat *)s;s+=sizeof(stFormat);size-=sizeof(stFormat);
|
||||
hca->_channelCount=fmt->channelCount;
|
||||
hca->_samplingRate=bswap_u24(fmt->samplingRate);
|
||||
hca->_blockCount=bswap_u32(fmt->blockCount);
|
||||
hca->_fmt_r01=bswap_u16(fmt->r01);
|
||||
hca->_fmt_r02=bswap_u16(fmt->r02);
|
||||
hca->_samplingRate=get_be24(fmt->samplingRate);
|
||||
hca->_blockCount=get_be32(fmt->blockCount);
|
||||
hca->_fmt_r01=get_be16(fmt->r01);
|
||||
hca->_fmt_r02=get_be16(fmt->r02);
|
||||
if(!(hca->_channelCount>=1&&hca->_channelCount<=16))return -1;
|
||||
if(!(hca->_samplingRate>=1&&hca->_samplingRate<=0x7FFFFF))return -1;
|
||||
}else{
|
||||
@ -1016,9 +1023,9 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// comp
|
||||
if(size>=sizeof(stCompress) && (*(const unsigned int *)s&0x7F7F7F7F)==0x706D6F63){
|
||||
if(size>=sizeof(stCompress) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706D6F63){
|
||||
const stCompress *comp=(const stCompress *)s;s+=sizeof(stCompress);size-=sizeof(stCompress);
|
||||
hca->_blockSize=bswap_u16(comp->blockSize);
|
||||
hca->_blockSize=get_be16(comp->blockSize);
|
||||
hca->_comp_r01=comp->r01;
|
||||
hca->_comp_r02=comp->r02;
|
||||
hca->_comp_r03=comp->r03;
|
||||
@ -1032,9 +1039,9 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// dec
|
||||
else if(size>=sizeof(stDecode) && (*(const unsigned int *)s&0x7F7F7F7F)==0x00636564){
|
||||
else if(size>=sizeof(stDecode) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00636564){
|
||||
const stDecode *dec=(const stDecode *)s;s+=sizeof(stDecode);size-=sizeof(stDecode);
|
||||
hca->_blockSize=bswap_u16(dec->blockSize);
|
||||
hca->_blockSize=get_be16(dec->blockSize);
|
||||
hca->_comp_r01=dec->r01;
|
||||
hca->_comp_r02=dec->r02;
|
||||
hca->_comp_r03=dec->r04;
|
||||
@ -1051,10 +1058,10 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// vbr
|
||||
if(size>=sizeof(stVBR) && (*(const unsigned int *)s&0x7F7F7F7F)==0x00726276){
|
||||
if(size>=sizeof(stVBR) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00726276){
|
||||
const stVBR *vbr=(const stVBR *)s;s+=sizeof(stVBR);size-=sizeof(stVBR);
|
||||
hca->_vbr_r01=bswap_u16(vbr->r01);
|
||||
hca->_vbr_r02=bswap_u16(vbr->r02);
|
||||
hca->_vbr_r01=get_be16(vbr->r01);
|
||||
hca->_vbr_r02=get_be16(vbr->r02);
|
||||
if(!(hca->_blockSize==0&&/*hca->_vbr_r01>=0&&*/hca->_vbr_r01<=0x1FF))return -1;
|
||||
}else{
|
||||
hca->_vbr_r01=0;
|
||||
@ -1062,7 +1069,7 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// ath
|
||||
if(size>=6 && (*(const unsigned int *)s&0x7F7F7F7F)==0x00687461){
|
||||
if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00687461){
|
||||
const stATH *ath=(const stATH *)s;s+=6;size-=6;//s+=sizeof(stATH);
|
||||
hca->_ath_type=ath->type;
|
||||
}else{
|
||||
@ -1070,12 +1077,12 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// loop
|
||||
if(size>=sizeof(stLoop) && (*(const unsigned int *)s&0x7F7F7F7F)==0x706F6F6C){
|
||||
if(size>=sizeof(stLoop) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706F6F6C){
|
||||
const stLoop *loop=(const stLoop *)s;s+=sizeof(stLoop);size-=sizeof(stLoop);
|
||||
hca->_loopStart=bswap_u32(loop->loopStart);
|
||||
hca->_loopEnd=bswap_u32(loop->loopEnd);
|
||||
hca->_loop_r01=bswap_u16(loop->r01);
|
||||
hca->_loop_r02=bswap_u16(loop->r02);
|
||||
hca->_loopStart=get_be32(loop->loopStart);
|
||||
hca->_loopEnd=get_be32(loop->loopEnd);
|
||||
hca->_loop_r01=get_be16(loop->r01);
|
||||
hca->_loop_r02=get_be16(loop->r02);
|
||||
hca->_loopFlg=1;
|
||||
if(!(/*hca->_loopStart>=0&&*/hca->_loopStart<=hca->_loopEnd&&hca->_loopEnd<hca->_blockCount))return -1;
|
||||
}else{
|
||||
@ -1087,24 +1094,24 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// ciph
|
||||
if(size>=6 && (*(const unsigned int *)s&0x7F7F7F7F)==0x68706963){
|
||||
if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x68706963){
|
||||
const stCipher *ciph=(const stCipher *)s;s+=6;size-=6;//s+=sizeof(stCipher);
|
||||
hca->_ciph_type=bswap_u16(ciph->type);
|
||||
hca->_ciph_type=get_be16(ciph->type);
|
||||
if(!(hca->_ciph_type==0||hca->_ciph_type==1||hca->_ciph_type==0x38))return -1;
|
||||
}else{
|
||||
hca->_ciph_type=0;
|
||||
}
|
||||
|
||||
// rva
|
||||
if(size>=sizeof(stRVA) && (*(const unsigned int *)s&0x7F7F7F7F)==0x00617672){
|
||||
if(size>=sizeof(stRVA) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00617672){
|
||||
const stRVA *rva=(const stRVA *)s;s+=sizeof(stRVA);size-=sizeof(stRVA);
|
||||
hca->_rva_volume=bswap_f(rva->volume);
|
||||
hca->_rva_volume=get_bef32(rva->volume);
|
||||
}else{
|
||||
hca->_rva_volume=1;
|
||||
}
|
||||
|
||||
// comm
|
||||
if(size>=5 && (*(const unsigned int *)s&0x7F7F7F7F)==0x6D6D6F63){
|
||||
if(size>=5 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x6D6D6F63){
|
||||
const stComment *comm=(const stComment *)s;s+=5;size-=5;//s+=sizeof(stComment);
|
||||
hca->_comm_len=comm->len;
|
||||
if(hca->_comm_len>size)return -1;
|
||||
@ -1117,15 +1124,18 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
|
||||
// 初期化
|
||||
if(clATH_Init(&hca->_ath,hca->_ath_type,hca->_samplingRate) < 0)return -1;
|
||||
if(clCipher_Init(&hca->_cipher,hca->_ciph_type,hca->_ciph_key1,hca->_ciph_key2))return -1;
|
||||
if(clCipher_Init(&hca->_cipher,hca->_ciph_type,hca->_ciph_key1,hca->_ciph_key2) < 0)return -1;
|
||||
|
||||
// 値チェック(ヘッダの改変ミスによるエラーを回避するため)
|
||||
if(!hca->_comp_r03)hca->_comp_r03=1;//0での除算を防ぐため
|
||||
|
||||
// デコード準備
|
||||
memset(hca->_channel,0,sizeof(hca->_channel));
|
||||
|
||||
if(!(hca->_comp_r01==1&&hca->_comp_r02==15))return -1;
|
||||
|
||||
hca->_comp_r09=ceil2(hca->_comp_r05-(hca->_comp_r06+hca->_comp_r07),hca->_comp_r08);
|
||||
|
||||
memset(r,0,sizeof(r));
|
||||
b=hca->_channelCount/hca->_comp_r03;
|
||||
if(hca->_comp_r07&&b>1){
|
||||
|
||||
Loading…
Reference in New Issue
Block a user