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| 23 | #include <stdlib.h> |
23 | #include <stdlib.h> |
| 24 | #include <math.h> |
24 | #include <math.h> |
| 25 | |
25 | |
| 26 | #include "parse_routines.h" |
26 | #include "parse_routines.h" |
| 27 | #include "error.h" |
27 | #include "error.h" |
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28 | |
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29 | #ifdef DMALLOC |
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30 | #include <dmalloc.h> |
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31 | #endif |
| 28 | |
32 | |
| 29 | /* Very inefficient, but good enough for now. By implementing it ourselves, |
33 | /* Very inefficient, but good enough for now. By implementing it ourselves, |
| 30 | we do not have to link with -lm */ |
34 | we do not have to link with -lm */ |
| 31 | psiconv_float_t pow2(int n) |
35 | psiconv_float_t pow2(int n) |
| 32 | { |
36 | { |
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… | |
| 88 | if (status) |
92 | if (status) |
| 89 | *status = 0; |
93 | *status = 0; |
| 90 | return *ptr0 + (*ptr1 << 8) + (*ptr2 << 16) + (*ptr3 << 24); |
94 | return *ptr0 + (*ptr1 << 8) + (*ptr2 << 16) + (*ptr3 << 24); |
| 91 | } |
95 | } |
| 92 | |
96 | |
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97 | psiconv_s32 psiconv_read_sint(const psiconv_buffer buf,int lev,psiconv_u32 off, |
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98 | int *length,int *status) |
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99 | { |
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100 | int localstatus; |
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101 | psiconv_u32 temp; |
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102 | |
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103 | temp=psiconv_read_u32(buf,lev,off,&localstatus); |
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104 | if (status) |
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105 | *status = localstatus; |
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106 | if (length) |
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107 | *length = localstatus?0:4; |
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108 | |
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109 | return localstatus?0:(temp & 0x7fffffff)*(temp&0x80000000?-1:1); |
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110 | } |
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111 | |
| 93 | psiconv_S_t psiconv_read_S(const psiconv_buffer buf, int lev, psiconv_u32 off, |
112 | psiconv_S_t psiconv_read_S(const psiconv_buffer buf, int lev, psiconv_u32 off, |
| 94 | int *length,int *status) |
113 | int *length,int *status) |
| 95 | { |
114 | { |
| 96 | psiconv_u8 temp; |
115 | psiconv_u8 temp; |
| 97 | psiconv_S_t res; |
116 | psiconv_S_t res; |
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| 105 | res = psiconv_read_u8(buf,lev+2,off,&localstatus) >> 2; |
124 | res = psiconv_read_u8(buf,lev+2,off,&localstatus) >> 2; |
| 106 | if (localstatus) |
125 | if (localstatus) |
| 107 | goto ERROR; |
126 | goto ERROR; |
| 108 | len = 1; |
127 | len = 1; |
| 109 | psiconv_debug(lev+2,off,"Indicator (1 byte): %02x",res); |
128 | psiconv_debug(lev+2,off,"Indicator (1 byte): %02x",res); |
| 110 | } else if ((temp & 0x07) == 0x03) { |
129 | } else if ((temp & 0x07) == 0x05) { |
| 111 | res = psiconv_read_u16(buf,lev+2,off,&localstatus) >> 3; |
130 | res = psiconv_read_u16(buf,lev+2,off,&localstatus) >> 3; |
| 112 | if (localstatus) |
131 | if (localstatus) |
| 113 | goto ERROR; |
132 | goto ERROR; |
| 114 | len = 2; |
133 | len = 2; |
| 115 | psiconv_debug(lev+2,off,"Indicator (2 bytes): %04x",res); |
134 | psiconv_debug(lev+2,off,"Indicator (2 bytes): %04x",res); |
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