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comparison sidinfo.c @ 8:cfc74ec918dc

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Fix handling of "large" SID files.
author Matti Hamalainen <ccr@tnsp.org>
date Thu, 25 Sep 2014 02:07:38 +0300
parents 36c43f085b28
children c1fba4abf56f
comparison
equal deleted inserted replaced
7:36c43f085b28 8:cfc74ec918dc
349 first = TRUE; 349 first = TRUE;
350 do 350 do
351 { 351 {
352 read = fread(fileData, sizeof(uint8_t), PSID_BUFFER_SIZE, inFile); 352 read = fread(fileData, sizeof(uint8_t), PSID_BUFFER_SIZE, inFile);
353 psid->dataSize += read; 353 psid->dataSize += read;
354 if (read < 16)
355 {
356 THERR("Error reading song data, unexpectedly small file.\n");
357 goto error;
358 }
359 354
360 if (first && psid->loadAddress == 0) 355 if (first && psid->loadAddress == 0)
361 { 356 {
357 if (read < 4)
358 {
359 THERR("Error reading song data, unexpectedly small file.\n");
360 goto error;
361 }
362
362 // Strip load address (2 first bytes) 363 // Strip load address (2 first bytes)
363 th_md5_append(&state, &fileData[2], read - 2); 364 th_md5_append(&state, &fileData[2], read - 2);
364 first = FALSE; 365 first = FALSE;
365 } 366 }
366 else 367 else
368 if (read > 0)
367 { 369 {
368 // Append "as is" 370 // Append "as is"
369 th_md5_append(&state, fileData, read); 371 th_md5_append(&state, fileData, read);
370 } 372 }
371 } while (read > 0 && !feof(inFile)); 373 } while (read > 0 && !feof(inFile));