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#include "files.h"
int dir_exists(char *dirpath){
struct stat st;
if(stat(dirpath, &st) == 0){
return S_ISDIR(st.st_mode);
}
return 0;
}
int file_exists(char *filepath){
struct stat st;
if(stat(filepath, &st) == 0){
return
S_ISREG(st.st_mode) ||
S_ISSOCK(st.st_mode) ||
S_ISFIFO(st.st_mode) ||
S_ISCHR(st.st_mode) ||
S_ISBLK(st.st_mode) ||
S_TYPEISSHM(&st) ||
S_TYPEISMQ(&st) ||
S_TYPEISSEM(&st)
;
}
return 0;
}
int path_exists(char *path){
return dir_exists(path) || file_exists(path);
}
u64 get_fd_size(int fd){
struct stat st;
if(fstat(fd, &st) == 0){
return st.st_size;
}
return 0;
}
u64 get_fp_size(FILE *fp){
if(fp != NULL){
return get_fd_size(fileno(fp));
}
return 0;
}
u64 get_file_size(char *filename){
struct stat st;
if(stat(filename, &st) == 0){
return st.st_size;
}
return 0;
}
char *get_extension(char *filename){
int len = 0, i = 0;
while(filename[len] != '\0') len++;
while(len-i > 0){
if(filename[len-i-1] == '.') break;
i++;
}
if(i == 0 || i == len){
return NULL;
}
return filename + len - i;
}
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