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Reverse Binder.c functions

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This commit is contained in:
Mc-muffin
2026-08-21 06:30:59 -05:00
committed by Timothy O'Barr
parent 0168bec207
commit a1bdbf99f4
1 changed files with 74 additions and 66 deletions
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src/cs4/Seimei/src/Binder.c
+75 -67
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@@ -48,23 +48,71 @@ static inline unsigned int foo_fn(char* fname) {
return hash; return hash;
} }
void GetAllBindInfo(char *fname /* r2 */, unsigned int *lsn /* r2 */,
unsigned int *size /* r2 */) {
// Range: 0x15E2E0 -> 0x15E440
unsigned int hash = 0; // r7
signed int i = 0; // r9
hash = foo_fn(fname); void ReadBinderFile(char *filename /* r2 */, void **lplpBuf /* r5 */,
signed int dataindex /* r2 */,
signed int filetype /* r2 */) {
FileRead(filename, -1, (u_char **)lplpBuf, 0, dataindex, filetype, 0);
}
*lsn = 0x0; void RemapBinderFile(void *lpBuf /* r2 */) {
*size = 0x0; u_int i; // r6
for (i = 0; i < AllBindDataNum; i++) { LPBINDHEAD *lpBindHead; // r2
if (hash == AllBindInfo[i].hash) { SHORT_OFFSET *lpOffset; // r5
*lsn = AllBindInfo[i].lsn;
*size = AllBindInfo[i].size; if (lpBuf == NULL) {
break; return;
}
lpBindHead = lpBuf;
lpOffset = (SHORT_OFFSET *)(lpBindHead + 1);
for (i = 0; i < lpBindHead->filenum; i++) {
lpOffset[i].dataoffset += (u_int)lpBuf;
lpOffset[i].nameoffset += (u_int)lpBuf;
} }
} }
unsigned int GetBindOffsetByIndex(LPBINDHEAD *lpBindHead, u_short Index) {
unsigned int i; // r17
SHORT_OFFSET *lpOffset; // r16
if (lpBindHead == NULL) {
return 0;
}
lpOffset = (SHORT_OFFSET *)(lpBindHead + 1);
for (i = 0; i < lpBindHead->filenum; i++, lpOffset++) {
if (lpOffset->fileID == Index) {
return lpOffset->dataoffset;
}
}
return 0;
}
unsigned int GetBindOffsetByName(LPBINDHEAD *lpBindHead, char *fname) {
unsigned int i; // r17
SHORT_OFFSET *lpOffset; // r16
if (lpBindHead == NULL) {
return 0;
}
lpOffset = (SHORT_OFFSET *)(lpBindHead + 1);
for (i = 0; i < lpBindHead->filenum; i++, lpOffset++) {
if (strcmp((char *)lpOffset->nameoffset, fname) == 0) {
return lpOffset->dataoffset;
}
}
return 0;
}
unsigned int GetBindNum(LPBINDHEAD *lpBindHead /* r2 */) {
return lpBindHead->filenum;
} }
void SetAllBindInfo(void) { void SetAllBindInfo(void) {
@@ -119,68 +167,28 @@ void SetAllBindInfo(void) {
MemFree(lpCdvd->lpDmyData); MemFree(lpCdvd->lpDmyData);
} }
unsigned int GetBindNum(LPBINDHEAD *lpBindHead /* r2 */) { void GetAllBindInfo(char *fname /* r2 */, unsigned int *lsn /* r2 */,
unsigned int *size /* r2 */) {
// Range: 0x15E2E0 -> 0x15E440
unsigned int hash = 0; // r7
signed int i = 0; // r9
return lpBindHead->filenum; hash = foo_fn(fname);
*lsn = 0x0;
*size = 0x0;
for (i = 0; i < AllBindDataNum; i++) {
if (hash == AllBindInfo[i].hash) {
*lsn = AllBindInfo[i].lsn;
*size = AllBindInfo[i].size;
break;
} }
unsigned int GetBindOffsetByName(LPBINDHEAD *lpBindHead, char *fname) {
unsigned int i; // r17
SHORT_OFFSET *lpOffset; // r16
if (lpBindHead == NULL) {
return 0;
}
lpOffset = (SHORT_OFFSET *)(lpBindHead + 1);
for (i = 0; i < lpBindHead->filenum; i++, lpOffset++) {
if (strcmp((char *)lpOffset->nameoffset, fname) == 0) {
return lpOffset->dataoffset;
} }
} }
return 0;
}
unsigned int GetBindOffsetByIndex(LPBINDHEAD *lpBindHead, u_short Index) {
unsigned int i; // r17
SHORT_OFFSET *lpOffset; // r16
if (lpBindHead == NULL) {
return 0;
}
lpOffset = (SHORT_OFFSET *)(lpBindHead + 1);
for (i = 0; i < lpBindHead->filenum; i++, lpOffset++) {
if (lpOffset->fileID == Index) {
return lpOffset->dataoffset;
}
}
return 0;
}
void RemapBinderFile(void *lpBuf /* r2 */) {
u_int i; // r6
LPBINDHEAD *lpBindHead; // r2
SHORT_OFFSET *lpOffset; // r5
if (lpBuf == NULL) {
return;
}
lpBindHead = lpBuf;
lpOffset = (SHORT_OFFSET *)(lpBindHead + 1);
for (i = 0; i < lpBindHead->filenum; i++) {
lpOffset[i].dataoffset += (u_int)lpBuf;
lpOffset[i].nameoffset += (u_int)lpBuf;
}
}
void ReadBinderFile(char *filename /* r2 */, void **lplpBuf /* r5 */,
signed int dataindex /* r2 */,
signed int filetype /* r2 */) {
FileRead(filename, -1, (u_char **)lplpBuf, 0, dataindex, filetype, 0);
}