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/*
GPL v2 blah blah
This is a small dll that works as a wrapper for the actual 14_4.so.6.0
dll from real player 8.0.
*/
/*
Assuming that RACloseCodec is the last call.
*/
#include <stddef.h>
#include <stdio.h>
#include <dlfcn.h>
#include <sys/time.h>
typedef unsigned long ulong;
ulong (*raCloseCodec)(ulong);
ulong (*raDecode)(ulong,ulong,ulong,ulong,ulong,ulong);
ulong (*raFreeDecoder)(ulong);
ulong (*raGetFlavorProperty)(ulong,ulong,ulong,ulong);
ulong (*raGetNumberOfFlavors)(void);
ulong (*raInitDecoder)(ulong,ulong);
ulong (*raOpenCodec2)(ulong);
ulong (*raSetFlavor)(ulong);
int b_dlOpened=0;
void *handle=NULL;
/* exits program when failure */
void loadSyms() {
fputs("loadSyms()\n", stderr);
if (!b_dlOpened) {
char *error;
// fputs("opening dll...\n");
handle = dlopen ("/home/r/RealPlayer8/Codecs/real14_4.so.6.0", RTLD_LAZY);
if (!handle) {
fputs (dlerror(), stderr);
exit(1);
}
raCloseCodec = dlsym(handle, "RACloseCodec");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RACloseCodec): %s\n", error);
exit(1);
}
raDecode = dlsym(handle, "RADecode");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RADecode): %s\n", error);
exit(1);
}
raFreeDecoder = dlsym(handle, "RAFreeDecoder");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RAFreeDecoder): %s\n", error);
exit(1);
}
raGetFlavorProperty = dlsym(handle, "RAGetFlavorProperty");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RAGetFlavorProperty): %s\n", error);
exit(1);
}
raGetNumberOfFlavors = dlsym(handle, "RAGetNumberOfFlavors");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RAGetNumberOfFlavors): %s\n", error);
exit(1);
}
raInitDecoder = dlsym(handle, "RAInitDecoder");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RAInitDecoder): %s\n", error);
exit(1);
}
raOpenCodec2 = dlsym(handle, "RAOpenCodec2");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RAOpenCodec2): %s\n", error);
exit(1);
}
raSetFlavor = dlsym(handle, "RASetFlavor");
if ((error = dlerror()) != NULL) {
fprintf (stderr, "dlsym(RASetFlavor): %s\n", error);
exit(1);
}
b_dlOpened=1;
}
}
void closeDll() {
if (handle) {
b_dlOpened=0;
dlclose(handle);
handle=NULL;
}
}
void _init(void) {
loadSyms();
}
struct timezone tz;
struct timeval tv1, tv2;
void tic() {
gettimeofday(&tv1, &tz);
}
void toc() {
long secs, usecs;
gettimeofday(&tv2, &tz);
secs=tv2.tv_sec-tv1.tv_sec;
usecs=tv2.tv_usec-tv1.tv_usec;
if (usecs<0) {
usecs+=1000000;
--secs;
}
fprintf(stderr, "Duration: %d.%0.6ds\n", secs, usecs);
}
void hexdump(void *pos, int len) {
unsigned char *cpos=pos, *cpos1;
int lines=(len+15)>>4;
while(lines--) {
int len1=len, i;
fprintf(stderr, "%0x ", cpos);
cpos1=cpos;
for (i=0;i<16;i++) {
if (len1>0) {
fprintf(stderr, "%02x ", *(cpos++));
} else {
fprintf(stderr, " ");
}
len1--;
}
fputs(" ", stderr);
cpos=cpos1;
for (i=0;i<16;i++) {
if (len>0) {
unsigned char ch=(*(cpos++));
if ((ch<32)||(ch>127)) ch='.';
fputc(ch, stderr);
}
len--;
}
fputs("\n", stderr);
}
fputc('\n', stderr);
}
ulong RACloseCodec(ulong p1) {
ulong result;
fprintf(stderr, "RACloseCodec(ulong p1=0x%0x(%d))\n", p1, p1);
result=(*raCloseCodec)(p1);
// closeDll();
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
return result;
}
static int pkno=0;
ulong RADecode(ulong p1,ulong p2,ulong p3,ulong p4,ulong* p5,ulong p6) {
ulong result;
int x,y;
fprintf(stderr, "RADecode(ulong ctx=0x%0x, ", p1);
fprintf(stderr, "ulong src=0x%0x,\n", p2);
fprintf(stderr, "ulong len=0x%0x,", p3);
fprintf(stderr, "ulong dst=0x%0x,\n", p4);
fprintf(stderr, "ulong dstcnt=0x%0x, ",p5);
fprintf(stderr, "ulong p6=%d)\n", p6);
// hexdump((void*)p1, 44);
hexdump((void*)p2, p3);
// hexdump((void*)p4, 80);
// hexdump((void*)p5, 16);
// tic();
fprintf(stderr,"\n#CRC[%3d]",pkno++);
for(y=0;y<10;y++){
unsigned short crc=0;
unsigned char* p=p2;
p+=60*y;
for(x=0;x<60;x++){
crc+=p[x]<<(x&7);
}
fprintf(stderr," %04X",crc);
}
fprintf(stderr,"\n");
result=(*raDecode)(p1,p2,p3,p4,p5,p6);
// toc();
// hexdump((void*)p1, 44);
// hexdump((void*)p4, 80);
// hexdump((void*)p5, 16);
fprintf(stderr, "--> 0x%0x(%d) decoded: %d \n\n\n", result, result, p5[0]);
return result;
}
ulong RAFreeDecoder(ulong p1) {
ulong result;
fprintf(stderr, "RAFreeDecoder(ulong p1=0x%0x(%d))\n", p1, p1);
hexdump((void*)p1, 44);
result=(*raFreeDecoder)(p1);
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
return result;
}
ulong RAGetFlavorProperty(ulong p1,ulong p2,ulong p3, ulong p4) {
ulong result;
fprintf(stderr, "RAGetFlavorProperty(ulong p1=0x%0x(%d), ", p1, p1);
fprintf(stderr, "ulong p2=0x%0x(%d),\n", p2, p2);
fprintf(stderr, "ulong p3=0x%0x(%d), ", p3, p3);
fprintf(stderr, "ulong p4=0x%0x(%d))\n", p4, p4);
hexdump((void*)p4/*(void*)(*((void**)p4))*/,p2);
hexdump((void*)p1, 44);
tic();
result=(*raGetFlavorProperty)(p1,p2,p3,p4);
toc();
fprintf(stderr, "*p4=0x%0x\n", *((ulong*)p4));
hexdump((void*)p4/*(void*)(*((void**)p4))*/,p2);
hexdump((void*)p1, 44);
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
return result;
}
ulong RAGetNumberOfFlavors(void) {
ulong result;
fprintf(stderr, "RAGetNumberOfFlavors(void)\n");
result=(*raGetNumberOfFlavors)();
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
return result;
}
ulong RAInitDecoder(ulong p1,ulong p2) {
ulong result;
int temp[256];
unsigned char temp2[256];
fprintf(stderr, "RAInitDecoder(ulong p1=0x%0x(%d), ", p1, p1);
fprintf(stderr, "ulong p2=0x%0x(%d))\n", p2, p2);
hexdump((void*)p2, 4*7);
// hexdump((void*)p1, 44);
// memset(temp,0x77,256*4);
// memcpy(temp,p2,4*7);
// hexdump((void*)temp[6], 32);
// memset(temp2,0x77,256);
// memcpy(temp2,temp[6],16);
// temp[6]=temp2;
result=(*raInitDecoder)(p1,/*temp*/p2);
// hexdump((void*)temp[6], 32);
// memcpy(p2,temp,4*11);
// hexdump((void*)p1, 44);
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
return result;
}
ulong RAOpenCodec2(ulong p1) {
ulong result;
// loadSyms();
fprintf(stderr, "RAOpenCodec2(ulong p1=0x%0x(%d)\n", p1, p1);
hexdump((void*)p1, 44);
result=(*raOpenCodec2)(p1);
hexdump((void*)p1, 44);
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
return result;
}
ulong RASetFlavor(ulong p1) {
ulong result, numprop=0, result1=0;
ulong numflavors, flavor;
unsigned short property;
fprintf(stderr, "RASetFlavor(ulong p1=0x%0x(%d))\n", p1, p1);
hexdump((void*)p1, 44);
// hexdump((void*)p1, 44);
result=(*raSetFlavor)(p1);
fprintf(stderr, "--> 0x%0x(%d)\n\n\n", result, result);
#if 0
fputs("######################## FLAVOR PROPERTIES ###################\n\n", stderr);
numflavors=raGetNumberOfFlavors2();
flavor=0;
while (flavor<numflavors) {
fprintf(stderr, "************ Flavor %d *************\n\n", flavor);
numprop=0;
while (numprop<32) {
result1=raGetFlavorProperty(p1, flavor, numprop, (ulong)&property);
fprintf(stderr, "property %d=%d, result=0x%0x\n\n",
numprop, property, result1);
hexdump((void*)result1, property);
numprop++;
}
flavor++;
}
fputs("######################## FLAVOR PROPERTIES ###################\n\n", stderr);
#endif
return result;
}
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