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comparison src/xs_sidplay2.cpp @ 954:a5b118c853f5

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Use xs_fread_str() and improve the probing of each backend to be more specific about what is accepted for the said backend.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 20 Nov 2012 21:27:26 +0200
parents 3a9bf45178ff
children 0e60e5d56fdd
comparison
equal deleted inserted replaced
953:b2caef664524 954:a5b118c853f5
77 77
78 /* Check if we can play the given file 78 /* Check if we can play the given file
79 */ 79 */
80 gboolean xs_sidplay2_probe(XSFile *f) 80 gboolean xs_sidplay2_probe(XSFile *f)
81 { 81 {
82 gchar tmpBuf[5]; 82 gchar probe[16];
83 83
84 if (!f) return FALSE; 84 if (f == NULL || !xs_fread_str(f, (guint8 *) probe, sizeof(probe)))
85 85 return FALSE;
86 if (xs_fread(tmpBuf, sizeof(gchar), 4, f) != 4) 86
87 return FALSE; 87 // Old libSIDPlay2 does not support PSIDv3, afaik
88 88 if (!strncmp(probe, "PSID", 4) && probe[4] == 0 &&
89 if (!strncmp(tmpBuf, "PSID", 4) || !strncmp(tmpBuf, "RSID", 4)) 89 probe[5] >= 1 && probe[5] <= 2)
90 return TRUE;
91 else
92 if (!strncmp(probe, "RSID", 4) &&
93 probe[4] == 0 && probe[5] == 2)
90 return TRUE; 94 return TRUE;
91 else 95 else
92 return FALSE; 96 return FALSE;
93 } 97 }
94 98