summaryrefslogtreecommitdiffstats
path: root/TOOLS/realcodecs/14_4.c
blob: 7d377ba4778362695102aeca436cefacf716985f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
/*
   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;
}