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#include "dir.h"
uint64_t get_fd_size(int fd){
struct stat st;
if(fstat(fd, &st) == 0){
return st.st_size;
}
return 0;
}
uint64_t get_fp_size(FILE *fp){
if(fp != NULL){
return get_fd_size(fileno(fp));
}
return 0;
}
uint64_t get_file_size(char *filename){
struct stat st;
if(stat(filename, &st) == 0){
return st.st_size;
}
return 0;
}
struct str get_file_format(struct str filename){
int i = 0;
while(filename.len-i > 0){
if(filename.ptr[filename.len-i-1] == '.') break;
i++;
}
if(i == 0 || i == filename.len){
return ((struct str){0});
}
struct str fmt;
fmt.len = i;
fmt.ptr = calloc(fmt.len+1, sizeof(char));
if(fmt.ptr == NULL) return ((struct str){0});
memcpy(fmt.ptr, filename.ptr+filename.len-i, fmt.len);
return fmt;
}
uint64_t getNEntries(const char *dir){
uint64_t r = 0;
DIR *d = opendir(dir);
if(d){
seekdir(d, (unsigned)-1);
r = telldir(d) - 2; // . and ..
closedir(d);
}
return r;
}
char **getFiles(const char *dir){
/*int i = 0, n = getNEntries(dir);
if(n > 0){
char **r = calloc(n, sizeof(char*));
DIR *d = opendir(dir);
readdir(d); readdir(d); // . and ..
struct dirent *t;
while((t = readdir(d)) != NULL){
int l = len(t->d_name);
r[i] = calloc(l+1, sizeof(char));
memmove(r[i++], t->d_name, l);
}
closedir(d);
return r;
}*/
return NULL;
}
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