1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "cx/compare.h"
30
31 #include <math.h>
32
33 int cx_cmp_int(const void *i1, const void *i2) {
34 int a = *((const int *) i1);
35 int b = *((const int *) i2);
36 if (a == b) {
37 return 0;
38 } else {
39 return a < b ? -1 : 1;
40 }
41 }
42
43 int cx_cmp_longint(const void *i1, const void *i2) {
44 long int a = *((const long int *) i1);
45 long int b = *((const long int *) i2);
46 if (a == b) {
47 return 0;
48 } else {
49 return a < b ? -1 : 1;
50 }
51 }
52
53 int cx_cmp_longlong(const void *i1, const void *i2) {
54 long long a = *((const long long *) i1);
55 long long b = *((const long long *) i2);
56 if (a == b) {
57 return 0;
58 } else {
59 return a < b ? -1 : 1;
60 }
61 }
62
63 int cx_cmp_int16(const void *i1, const void *i2) {
64 int16_t a = *((const int16_t *) i1);
65 int16_t b = *((const int16_t *) i2);
66 if (a == b) {
67 return 0;
68 } else {
69 return a < b ? -1 : 1;
70 }
71 }
72
73 int cx_cmp_int32(const void *i1, const void *i2) {
74 int32_t a = *((const int32_t *) i1);
75 int32_t b = *((const int32_t *) i2);
76 if (a == b) {
77 return 0;
78 } else {
79 return a < b ? -1 : 1;
80 }
81 }
82
83 int cx_cmp_int64(const void *i1, const void *i2) {
84 int64_t a = *((const int64_t *) i1);
85 int64_t b = *((const int64_t *) i2);
86 if (a == b) {
87 return 0;
88 } else {
89 return a < b ? -1 : 1;
90 }
91 }
92
93 int cx_cmp_uint(const void *i1, const void *i2) {
94 unsigned int a = *((const unsigned int *) i1);
95 unsigned int b = *((const unsigned int *) i2);
96 if (a == b) {
97 return 0;
98 } else {
99 return a < b ? -1 : 1;
100 }
101 }
102
103 int cx_cmp_ulongint(const void *i1, const void *i2) {
104 unsigned long int a = *((const unsigned long int *) i1);
105 unsigned long int b = *((const unsigned long int *) i2);
106 if (a == b) {
107 return 0;
108 } else {
109 return a < b ? -1 : 1;
110 }
111 }
112
113 int cx_cmp_ulonglong(const void *i1, const void *i2) {
114 unsigned long long a = *((const unsigned long long *) i1);
115 unsigned long long b = *((const unsigned long long *) i2);
116 if (a == b) {
117 return 0;
118 } else {
119 return a < b ? -1 : 1;
120 }
121 }
122
123 int cx_cmp_uint16(const void *i1, const void *i2) {
124 uint16_t a = *((const uint16_t *) i1);
125 uint16_t b = *((const uint16_t *) i2);
126 if (a == b) {
127 return 0;
128 } else {
129 return a < b ? -1 : 1;
130 }
131 }
132
133 int cx_cmp_uint32(const void *i1, const void *i2) {
134 uint32_t a = *((const uint32_t *) i1);
135 uint32_t b = *((const uint32_t *) i2);
136 if (a == b) {
137 return 0;
138 } else {
139 return a < b ? -1 : 1;
140 }
141 }
142
143 int cx_cmp_uint64(const void *i1, const void *i2) {
144 uint64_t a = *((const uint64_t *) i1);
145 uint64_t b = *((const uint64_t *) i2);
146 if (a == b) {
147 return 0;
148 } else {
149 return a < b ? -1 : 1;
150 }
151 }
152
153 int cx_cmp_float(const void *f1, const void *f2) {
154 float a = *((const float *) f1);
155 float b = *((const float *) f2);
156 if (fabsf(a - b) < 1e-6f) {
157 return 0;
158 } else {
159 return a < b ? -1 : 1;
160 }
161 }
162
163 int cx_cmp_double(
164 const void *d1,
165 const void *d2
166 ) {
167 double a = *((const double *) d1);
168 double b = *((const double *) d2);
169 if (fabs(a - b) < 1e-14) {
170 return 0;
171 } else {
172 return a < b ? -1 : 1;
173 }
174 }
175
176 int cx_cmp_intptr(
177 const void *ptr1,
178 const void *ptr2
179 ) {
180 intptr_t p1 = *(const intptr_t *) ptr1;
181 intptr_t p2 = *(const intptr_t *) ptr2;
182 if (p1 == p2) {
183 return 0;
184 } else {
185 return p1 < p2 ? -1 : 1;
186 }
187 }
188
189 int cx_cmp_uintptr(
190 const void *ptr1,
191 const void *ptr2
192 ) {
193 uintptr_t p1 = *(const uintptr_t *) ptr1;
194 uintptr_t p2 = *(const uintptr_t *) ptr2;
195 if (p1 == p2) {
196 return 0;
197 } else {
198 return p1 < p2 ? -1 : 1;
199 }
200 }
201
202 int cx_cmp_ptr(
203 const void *ptr1,
204 const void *ptr2
205 ) {
206 uintptr_t p1 = (uintptr_t) ptr1;
207 uintptr_t p2 = (uintptr_t) ptr2;
208 if (p1 == p2) {
209 return 0;
210 } else {
211 return p1 < p2 ? -1 : 1;
212 }
213 }
214