comparison: libidav/utils.c
libidav/utils.c
- changeset 534
- 9a4857d6444e
- parent 512
- 3320a015a3bc
- child 535
- d814ee31c04f
equal
deleted
inserted
replaced
| 533:5b9f20aa88c2 | 534:9a4857d6444e |
|---|---|
| 219 if(errno == 0) { | 219 if(errno == 0) { |
| 220 *value = val; | 220 *value = val; |
| 221 return 1; | 221 return 1; |
| 222 } else { | 222 } else { |
| 223 return 0; | 223 return 0; |
| 224 } | |
| 225 } | |
| 226 | |
| 227 int util_szstrtouint(const char *str, uint64_t *value) { | |
| 228 char *end; | |
| 229 errno = 0; | |
| 230 size_t len = strlen(str); | |
| 231 uint64_t val = strtoull(str, &end, 0); | |
| 232 if(end == str+len) { | |
| 233 *value = val; | |
| 234 return 1; | |
| 235 } else if(end == str+len-1) { | |
| 236 uint64_t mul = 1; | |
| 237 switch(end[0]) { | |
| 238 case 'k': | |
| 239 case 'K': mul = 1024; break; | |
| 240 case 'm': | |
| 241 case 'M': mul = 1024*1024; break; | |
| 242 case 'g': | |
| 243 case 'G': mul = 1024*1024*1024; break; | |
| 244 default: return 0; | |
| 245 } | |
| 246 | |
| 247 uint64_t result = 0; | |
| 248 if(util_uint_mul(val, mul, &result)) { | |
| 249 return 0; | |
| 250 } | |
| 251 *value = result; | |
| 252 return 1; | |
| 253 } | |
| 254 return 0; | |
| 255 } | |
| 256 | |
| 257 int util_uint_mul(uint64_t a, uint64_t b, uint64_t *result) { | |
| 258 if(a == 0 || b == 0) { | |
| 259 *result = 0; | |
| 260 return 0; | |
| 261 } | |
| 262 uint64_t r = a * b; | |
| 263 if(r / b == a) { | |
| 264 *result = r; | |
| 265 return 0; | |
| 266 } else { | |
| 267 *result = 0; | |
| 268 return 1; | |
| 224 } | 269 } |
| 225 } | 270 } |
| 226 | 271 |
| 227 char* util_url_base(char *url) { | 272 char* util_url_base(char *url) { |
| 228 sstr_t u = sstr(url); | 273 sstr_t u = sstr(url); |
