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comparison: src/ucx/utils.c

src/ucx/utils.c

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parent 254
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210:21274e5950af 385:a1f4cb076d2f
1 /* 1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 * 3 *
4 * Copyright 2016 Olaf Wintermann. All rights reserved. 4 * Copyright 2017 Mike Becker, Olaf Wintermann All rights reserved.
5 * 5 *
6 * Redistribution and use in source and binary forms, with or without 6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met: 7 * modification, are permitted provided that the following conditions are met:
8 * 8 *
9 * 1. Redistributions of source code must retain the above copyright 9 * 1. Redistributions of source code must retain the above copyright
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 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 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE. 26 * POSSIBILITY OF SUCH DAMAGE.
27 */ 27 */
28 28
29 #include "utils.h" 29 #include "ucx/utils.h"
30
30 #include <math.h> 31 #include <math.h>
31 #include <stdio.h> 32 #include <stdio.h>
32 #include <limits.h> 33 #include <limits.h>
33 #include <errno.h> 34 #include <errno.h>
34 35
35 /* COPY FUCNTIONS */ 36 /* COPY FUCNTIONS */
36 void* ucx_strcpy(void* s, void* data) { 37 void* ucx_strcpy(const void* s, void* data) {
37 char *str = (char*) s; 38 const char *str = (const char*) s;
38 size_t n = 1+strlen(str); 39 size_t n = 1+strlen(str);
39 char *cpy = (char*) malloc(n); 40 char *cpy = (char*) malloc(n);
40 memcpy(cpy, str, n); 41 memcpy(cpy, str, n);
41 return cpy; 42 return cpy;
42 } 43 }
43 44
44 void* ucx_memcpy(void* m, void* n) { 45 void* ucx_memcpy(const void* m, void* n) {
45 size_t k = *((size_t*)n); 46 size_t k = *((size_t*)n);
46 void *cpy = malloc(k); 47 void *cpy = malloc(k);
47 memcpy(cpy, m, k); 48 memcpy(cpy, m, k);
48 return cpy; 49 return cpy;
49 } 50 }
85 return ncp; 86 return ncp;
86 } 87 }
87 88
88 /* COMPARE FUNCTIONS */ 89 /* COMPARE FUNCTIONS */
89 90
90 int ucx_strcmp(void *s1, void *s2, void *data) { 91 int ucx_cmp_str(const void *s1, const void *s2, void *data) {
91 return strcmp((char*)s1, (char*)s2); 92 return strcmp((const char*)s1, (const char*)s2);
92 } 93 }
93 94
94 int ucx_strncmp(void *s1, void *s2, void *n) { 95 int ucx_cmp_strn(const void *s1, const void *s2, void *n) {
95 return strncmp((char*)s1, (char*)s2, *((size_t*) n)); 96 return strncmp((const char*)s1, (const char*)s2, *((size_t*) n));
96 } 97 }
97 98
98 int ucx_intcmp(void *i1, void *i2, void *data) { 99 int ucx_cmp_sstr(const void *s1, const void *s2, void *data) {
99 int a = *((int*) i1); 100 sstr_t a = *(const sstr_t*) s1;
100 int b = *((int*) i2); 101 sstr_t b = *(const sstr_t*) s2;
101 if (a == b) { 102 return sstrcmp(a, b);
102 return 0; 103 }
103 } else { 104
104 return a < b ? -1 : 1; 105 int ucx_cmp_int(const void *i1, const void *i2, void *data) {
105 } 106 int a = *((const int*) i1);
106 } 107 int b = *((const int*) i2);
107 108 if (a == b) {
108 int ucx_floatcmp(void *f1, void *f2, void *epsilon) { 109 return 0;
109 float a = *((float*) f1); 110 } else {
110 float b = *((float*) f2); 111 return a < b ? -1 : 1;
112 }
113 }
114
115 int ucx_cmp_longint(const void *i1, const void *i2, void *data) {
116 long int a = *((const long int*) i1);
117 long int b = *((const long int*) i2);
118 if (a == b) {
119 return 0;
120 } else {
121 return a < b ? -1 : 1;
122 }
123 }
124
125 int ucx_cmp_longlong(const void *i1, const void *i2, void *data) {
126 long long a = *((const long long*) i1);
127 long long b = *((const long long*) i2);
128 if (a == b) {
129 return 0;
130 } else {
131 return a < b ? -1 : 1;
132 }
133 }
134
135 int ucx_cmp_int16(const void *i1, const void *i2, void *data) {
136 int16_t a = *((const int16_t*) i1);
137 int16_t b = *((const int16_t*) i2);
138 if (a == b) {
139 return 0;
140 } else {
141 return a < b ? -1 : 1;
142 }
143 }
144
145 int ucx_cmp_int32(const void *i1, const void *i2, void *data) {
146 int32_t a = *((const int32_t*) i1);
147 int32_t b = *((const int32_t*) i2);
148 if (a == b) {
149 return 0;
150 } else {
151 return a < b ? -1 : 1;
152 }
153 }
154
155 int ucx_cmp_int64(const void *i1, const void *i2, void *data) {
156 int64_t a = *((const int64_t*) i1);
157 int64_t b = *((const int64_t*) i2);
158 if (a == b) {
159 return 0;
160 } else {
161 return a < b ? -1 : 1;
162 }
163 }
164
165 int ucx_cmp_uint(const void *i1, const void *i2, void *data) {
166 unsigned int a = *((const unsigned int*) i1);
167 unsigned int b = *((const unsigned int*) i2);
168 if (a == b) {
169 return 0;
170 } else {
171 return a < b ? -1 : 1;
172 }
173 }
174
175 int ucx_cmp_ulongint(const void *i1, const void *i2, void *data) {
176 unsigned long int a = *((const unsigned long int*) i1);
177 unsigned long int b = *((const unsigned long int*) i2);
178 if (a == b) {
179 return 0;
180 } else {
181 return a < b ? -1 : 1;
182 }
183 }
184
185 int ucx_cmp_ulonglong(const void *i1, const void *i2, void *data) {
186 unsigned long long a = *((const unsigned long long*) i1);
187 unsigned long long b = *((const unsigned long long*) i2);
188 if (a == b) {
189 return 0;
190 } else {
191 return a < b ? -1 : 1;
192 }
193 }
194
195 int ucx_cmp_uint16(const void *i1, const void *i2, void *data) {
196 uint16_t a = *((const uint16_t*) i1);
197 uint16_t b = *((const uint16_t*) i2);
198 if (a == b) {
199 return 0;
200 } else {
201 return a < b ? -1 : 1;
202 }
203 }
204
205 int ucx_cmp_uint32(const void *i1, const void *i2, void *data) {
206 uint32_t a = *((const uint32_t*) i1);
207 uint32_t b = *((const uint32_t*) i2);
208 if (a == b) {
209 return 0;
210 } else {
211 return a < b ? -1 : 1;
212 }
213 }
214
215 int ucx_cmp_uint64(const void *i1, const void *i2, void *data) {
216 uint64_t a = *((const uint64_t*) i1);
217 uint64_t b = *((const uint64_t*) i2);
218 if (a == b) {
219 return 0;
220 } else {
221 return a < b ? -1 : 1;
222 }
223 }
224
225 intmax_t ucx_dist_int(const void *i1, const void *i2, void *data) {
226 intmax_t a = *((const int*) i1);
227 intmax_t b = *((const int*) i2);
228 return a - b;
229 }
230
231 intmax_t ucx_dist_longint(const void *i1, const void *i2, void *data) {
232 intmax_t a = *((const long int*) i1);
233 intmax_t b = *((const long int*) i2);
234 return a - b;
235 }
236
237 intmax_t ucx_dist_longlong(const void *i1, const void *i2, void *data) {
238 intmax_t a = *((const long long*) i1);
239 intmax_t b = *((const long long*) i2);
240 return a - b;
241 }
242
243 intmax_t ucx_dist_int16(const void *i1, const void *i2, void *data) {
244 intmax_t a = *((const int16_t*) i1);
245 intmax_t b = *((const int16_t*) i2);
246 return a - b;
247 }
248
249 intmax_t ucx_dist_int32(const void *i1, const void *i2, void *data) {
250 intmax_t a = *((const int32_t*) i1);
251 intmax_t b = *((const int32_t*) i2);
252 return a - b;
253 }
254
255 intmax_t ucx_dist_int64(const void *i1, const void *i2, void *data) {
256 intmax_t a = *((const int64_t*) i1);
257 intmax_t b = *((const int64_t*) i2);
258 return a - b;
259 }
260
261 intmax_t ucx_dist_uint(const void *i1, const void *i2, void *data) {
262 uintmax_t a = *((const unsigned int*) i1);
263 uintmax_t b = *((const unsigned int*) i2);
264 return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a);
265 }
266
267 intmax_t ucx_dist_ulongint(const void *i1, const void *i2, void *data) {
268 uintmax_t a = *((const unsigned long int*) i1);
269 uintmax_t b = *((const unsigned long int*) i2);
270 return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a);
271 }
272
273 intmax_t ucx_dist_ulonglong(const void *i1, const void *i2, void *data) {
274 uintmax_t a = *((const unsigned long long*) i1);
275 uintmax_t b = *((const unsigned long long*) i2);
276 return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a);
277 }
278
279 intmax_t ucx_dist_uint16(const void *i1, const void *i2, void *data) {
280 uintmax_t a = *((const uint16_t*) i1);
281 uintmax_t b = *((const uint16_t*) i2);
282 return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a);
283 }
284
285 intmax_t ucx_dist_uint32(const void *i1, const void *i2, void *data) {
286 uintmax_t a = *((const uint32_t*) i1);
287 uintmax_t b = *((const uint32_t*) i2);
288 return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a);
289 }
290
291 intmax_t ucx_dist_uint64(const void *i1, const void *i2, void *data) {
292 uintmax_t a = *((const uint64_t*) i1);
293 uintmax_t b = *((const uint64_t*) i2);
294 return a > b ? (intmax_t)(a - b) : -(intmax_t)(b - a);
295 }
296
297 int ucx_cmp_float(const void *f1, const void *f2, void *epsilon) {
298 float a = *((const float*) f1);
299 float b = *((const float*) f2);
111 float e = !epsilon ? 1e-6f : *((float*)epsilon); 300 float e = !epsilon ? 1e-6f : *((float*)epsilon);
112 if (fabsf(a - b) < e) { 301 if (fabsf(a - b) < e) {
113 return 0; 302 return 0;
114 } else { 303 } else {
115 return a < b ? -1 : 1; 304 return a < b ? -1 : 1;
116 } 305 }
117 } 306 }
118 307
119 int ucx_doublecmp(void *d1, void *d2, void *epsilon) { 308 int ucx_cmp_double(const void *d1, const void *d2, void *epsilon) {
120 double a = *((float*) d1); 309 double a = *((const double*) d1);
121 double b = *((float*) d2); 310 double b = *((const double*) d2);
122 double e = !epsilon ? 1e-14 : *((double*)epsilon); 311 double e = !epsilon ? 1e-14 : *((double*)epsilon);
123 if (fabs(a - b) < e) { 312 if (fabs(a - b) < e) {
124 return 0; 313 return 0;
125 } else { 314 } else {
126 return a < b ? -1 : 1; 315 return a < b ? -1 : 1;
127 } 316 }
128 } 317 }
129 318
130 int ucx_ptrcmp(void *ptr1, void *ptr2, void *data) { 319 int ucx_cmp_ptr(const void *ptr1, const void *ptr2, void *data) {
131 intptr_t p1 = (intptr_t) ptr1; 320 const intptr_t p1 = (const intptr_t) ptr1;
132 intptr_t p2 = (intptr_t) ptr2; 321 const intptr_t p2 = (const intptr_t) ptr2;
133 if (p1 == p2) { 322 if (p1 == p2) {
134 return 0; 323 return 0;
135 } else { 324 } else {
136 return p1 < p2 ? -1 : 1; 325 return p1 < p2 ? -1 : 1;
137 } 326 }
138 } 327 }
139 328
140 int ucx_memcmp(void *ptr1, void *ptr2, void *n) { 329 int ucx_cmp_mem(const void *ptr1, const void *ptr2, void *n) {
141 return memcmp(ptr1, ptr2, *((size_t*)n)); 330 return memcmp(ptr1, ptr2, *((size_t*)n));
142 } 331 }
143 332
144 /* PRINTF FUNCTIONS */ 333 /* PRINTF FUNCTIONS */
145 334

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