| #ifndef OSMOCORE_UTIL_H |
| #define OSMOCORE_UTIL_H |
| |
| #include <osmocom/core/backtrace.h> |
| |
| /*! \defgroup utils General-purpose utility functions |
| * @{ |
| */ |
| |
| /*! \file utils.h */ |
| |
| /*! \brief Determine number of elements in an array of static size */ |
| #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
| /*! \brief Return the maximum of two specified values */ |
| #define OSMO_MAX(a, b) ((a) >= (b) ? (a) : (b)) |
| /*! \brief Return the minimum of two specified values */ |
| #define OSMO_MIN(a, b) ((a) >= (b) ? (b) : (a)) |
| |
| #include <stdint.h> |
| |
| /*! \brief A mapping between human-readable string and numeric value */ |
| struct value_string { |
| unsigned int value; /*!< \brief numeric value */ |
| const char *str; /*!< \brief human-readable string */ |
| }; |
| |
| const char *get_value_string(const struct value_string *vs, uint32_t val); |
| |
| int get_string_value(const struct value_string *vs, const char *str); |
| |
| char osmo_bcd2char(uint8_t bcd); |
| /* only works for numbers in ascci */ |
| uint8_t osmo_char2bcd(char c); |
| |
| int osmo_hexparse(const char *str, uint8_t *b, int max_len); |
| |
| char *osmo_ubit_dump(const uint8_t *bits, unsigned int len); |
| char *osmo_hexdump(const unsigned char *buf, int len); |
| char *osmo_hexdump_nospc(const unsigned char *buf, int len); |
| char *osmo_osmo_hexdump_nospc(const unsigned char *buf, int len) __attribute__((__deprecated__)); |
| |
| #define osmo_static_assert(exp, name) int dummy##name [(exp) ? 1 : -1] __attribute__((__unused__)); |
| |
| void osmo_str2lower(char *out, const char *in); |
| void osmo_str2upper(char *out, const char *in); |
| |
| #define OSMO_SNPRINTF_RET(ret, rem, offset, len) \ |
| do { \ |
| len += ret; \ |
| if (ret > rem) \ |
| ret = rem; \ |
| offset += ret; \ |
| rem -= ret; \ |
| } while (0) |
| |
| #define OSMO_ASSERT(exp) \ |
| if (!(exp)) { \ |
| fprintf(stderr, "Assert failed %s %s:%d\n", #exp, __FILE__, __LINE__); \ |
| osmo_generate_backtrace(); \ |
| abort(); \ |
| } |
| |
| |
| /*! @} */ |
| |
| #endif |