930 file_magic identify_magic(StringRef Magic) {  in identify_magic()  argument
931   if (Magic.size() < 4)  in identify_magic()
933   switch ((unsigned char)Magic[0]) {  in identify_magic()
936       if (Magic[1] == (char)0x00 && Magic[2] == (char)0xff &&  in identify_magic()
937           Magic[3] == (char)0xff)  in identify_magic()
941       if (Magic.size() >= sizeof(Expected) &&  in identify_magic()
942           memcmp(Magic.data(), Expected, sizeof(Expected)) == 0)  in identify_magic()
945       if (Magic[1] == 0)  in identify_magic()
950       if (Magic[1] == (char)0xC0 && Magic[2] == (char)0x17 &&  in identify_magic()
951           Magic[3] == (char)0x0B)  in identify_magic()
955       if (Magic[1] == 'C' && Magic[2] == (char)0xC0 && Magic[3] == (char)0xDE)  in identify_magic()
959       if (Magic.size() >= 8)  in identify_magic()
960         if (memcmp(Magic.data(),"!<arch>\n",8) == 0)  in identify_magic()
965       if (Magic.size() >= 18 && Magic[1] == 'E' && Magic[2] == 'L' &&  in identify_magic()
966           Magic[3] == 'F') {  in identify_magic()
967         bool Data2MSB = Magic[5] == 2;  in identify_magic()
970         if (Magic[high] == 0)  in identify_magic()
971           switch (Magic[low]) {  in identify_magic()
982       if (Magic[1] == char(0xFE) && Magic[2] == char(0xBA) &&  in identify_magic()
983           Magic[3] == char(0xBE)) {  in identify_magic()
986         if (Magic.size() >= 8 && Magic[7] < 43)  in identify_magic()
998       if (Magic[0] == char(0xFE) && Magic[1] == char(0xED) &&  in identify_magic()
999           Magic[2] == char(0xFA) &&  in identify_magic()
1000           (Magic[3] == char(0xCE) || Magic[3] == char(0xCF))) {  in identify_magic()
1002         if (Magic.size() >= 16) type = Magic[14] << 8 | Magic[15];  in identify_magic()
1003       } else if ((Magic[0] == char(0xCE) || Magic[0] == char(0xCF)) &&  in identify_magic()
1004                  Magic[1] == char(0xFA) && Magic[2] == char(0xED) &&  in identify_magic()
1005                  Magic[3] == char(0xFE)) {  in identify_magic()
1007         if (Magic.size() >= 14) type = Magic[13] << 8 | Magic[12];  in identify_magic()
1031       if (Magic[1] == 0x01)  in identify_magic()
1036       if (Magic[1] == 0x02)  in identify_magic()
1041       if (Magic[1] == 0x5a) {  in identify_magic()
1043           *reinterpret_cast<const support::ulittle32_t*>(Magic.data() + 0x3c);  in identify_magic()
1045         if (off < Magic.size() && memcmp(Magic.data() + off, "PE\0\0",4) == 0)  in identify_magic()
1051       if (Magic[1] == char(0x86))  in identify_magic()