#ifndef UTILS_H #define UTILS_H #include #include #include "list.h" #define SECRET_NUM -1234 void shuffle(void *arr, size_t n, size_t size); void sorta_shuffle(void *arr, size_t n, size_t size, size_t sections); void free_ptrs(void **ptrs, int n); char *basecfg(char *cfgfile); int alphanum_to_int(char c); char int_to_alphanum(int i); int read_int(int fd); void write_int(int fd, int n); void read_all(int fd, char *buffer, size_t bytes); void write_all(int fd, char *buffer, size_t bytes); int read_all_fail(int fd, char *buffer, size_t bytes); int write_all_fail(int fd, char *buffer, size_t bytes); char *find_replace(char *str, char *orig, char *rep); void error(const char *s); void malloc_error(); void file_error(char *s); void strip(char *s); void strip_char(char *s, char bad); void top_k(float *a, int n, int k, int *index); list *split_str(char *s, char delim); char *fgetl(FILE *fp); list *parse_csv_line(char *line); char *copy_string(char *s); int count_fields(char *line); float *parse_fields(char *line, int n); void normalize_array(float *a, int n); void scale_array(float *a, int n, float s); void translate_array(float *a, int n, float s); int max_index(float *a, int n); float constrain(float min, float max, float a); float mse_array(float *a, int n); float rand_normal(); size_t rand_size_t(); float rand_uniform(float min, float max); int rand_int(int min, int max); float sum_array(float *a, int n); float mean_array(float *a, int n); void mean_arrays(float **a, int n, int els, float *avg); float variance_array(float *a, int n); float mag_array(float *a, int n); float **one_hot_encode(float *a, int n, int k); float sec(clock_t clocks); int find_int_arg(int argc, char **argv, char *arg, int def); float find_float_arg(int argc, char **argv, char *arg, float def); int find_arg(int argc, char* argv[], char *arg); char *find_char_arg(int argc, char **argv, char *arg, char *def); int sample_array(float *a, int n); #endif