tema1?

#include <sys/types.h>
#include <dirent.h>
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/stat.h>
#include <string.h>
#include <fcntl.h>

int first_test = 1;

void listRec(const char *path,  int size, int ok_name_ends, const char* name_ends_with)
{
    DIR *dir = NULL;
    struct dirent *entry = NULL;
    char fullPath[512];
    struct stat statbuf;
    dir = opendir(path);

    if(dir == NULL) {
        printf("ERROR\n");
        perror("invalid directory path");
        return ;
    }

    printf("SUCCESS\n");

    while((entry = readdir(dir)) != NULL) {
        if(strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0) {
            snprintf(fullPath, 512, "%s/%s", path, entry->d_name);
            if(lstat(fullPath, &statbuf) == 0) {
                if(ok_name_ends==1){
             		if(strstr(entry->d_name,name_ends_with))
             	     {
                        char aux[500] = "";
             	     	strcpy(aux,entry->d_name + 17);
                        char aux1[500] = "";
                        strcpy(aux1,entry->d_name + 5);
                        printf("%s\n", fullPath);
				 	 }
            	}
                else{
                    if(size == -1){
					    printf("%s\n", fullPath);
				    }
                    else if(statbuf.st_size > size && S_ISREG(statbuf.st_mode)){
                        printf("%s\n", fullPath);

                }
                }

            }
        }
    }
    closedir(dir);
}

void listRecursivitate( const char *path, int size, int ok_name_ends, const char* name_ends_with)
{
    DIR *dir = NULL;
    struct dirent *entry = NULL;
    char fullPath[512];
    struct stat statbuf;

    dir = opendir(path);
    if(dir == NULL) {
        printf("ERROR\n");
        perror("invalid directory path");
        return ;
    }
    if(first_test){
        printf("SUCCESS\n");
    }
    while((entry = readdir(dir)) != NULL) {

        if(strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0) {
            snprintf(fullPath, 512, "%s/%s", path, entry->d_name);
            if(lstat(fullPath, &statbuf) == 0) {
                first_test = 0;

                if(ok_name_ends == 1){
             		if(strstr(entry->d_name,name_ends_with))
             	     {
                        char aux[500] = "";
             	     	strcpy(aux,entry->d_name + 15);
                        char aux1[500] = "";
                        strcpy(aux1,entry->d_name + 5);
                        printf("%s\n", fullPath);
				 	 }
            	}
                else{
				    if(size == -1){
					    printf("%s\n", fullPath);
				    }
                    else if(statbuf.st_size > size && S_ISREG(statbuf.st_mode)){
                        printf("%s\n", fullPath);
                    }
                    if(S_ISDIR(statbuf.st_mode)) {
                        listRecursivitate(fullPath,size, ok_name_ends, name_ends_with);
                    }
                }
            }
        }
    }
    closedir(dir);
}




int parse(const char *path, int afiseaza)
{
	int size=0,version=0,fd=-1,ok=1;
	unsigned short no_of_sections = 0;
	char magic;
	char section_header[13]={0};
	unsigned short type=0;

	fd=open(path,O_RDONLY);

	if(fd==-1){
		perror("Could not open input file!");
		return -1;
	}

	lseek(fd,0,SEEK_SET);
	read(fd, &magic, 1);

	if(magic != 'S'){
		ok=0;
		printf("\nERROR\nwrong magic");
		return -1;
	}

	read(fd,&size,2);
	read(fd,&version,2);

	if(version<126 || version >209){
		if(ok){
			ok=0;
		 	printf("\nERROR\nwrong version\n");
		 	return -1;
		}
	}
	read(fd,&no_of_sections,1);

	if(no_of_sections<3 || no_of_sections>10){
		if(ok){
		ok=0;
		printf("ERROR\nwrong sect_nr\n");
		return -1;
		}
	}

	for(int i=0;i<no_of_sections;i++){
		read(fd,&type,2);

		//printf("%d  \n",type);
		if(type!=50 && type!=81){
			if(ok){
				ok=0;
				printf("ERROR\nwrong sect_types\n");
				return -1;
			}
		}
	}

	if(ok == 1){
		if(afiseaza == 1){
			printf("SUCCESS\n version=%d\n nr_sections=%d\n", version,no_of_sections);
			lseek(fd, 11, SEEK_SET);
			for(int i=0; i<no_of_sections; i++){
				printf("section%d: %s %d %d\n", i+1, section_header, type, size);
			}
		}
	}
	close(fd);
	return 1;
}

int main(int argc, char **argv){
    int list = 0, recursive = 0;
    int ok_name_ends = 0;
    char path[200];
	int parse1 = 0;
    char *name_ends_with = NULL;
   	int size = -1;
	int i = 1;

    if(argc >= 2){
        if(strcmp(argv[1], "variant") == 0){
            printf("95965\n");
        }
    	else {
			while(i < argc){
				if(strcmp(argv[i],"parse") == 0){
                        parse1 = 1;
         		}
				else if(strcmp(argv[i],"list") == 0){
                    list = 1;
				}
                else if(strcmp(argv[i], "recursive") == 0){
                    	recursive = 1;
               	}
                else if(strstr(argv[i],"path")){
         				strcpy(path,strstr(argv[i],"="));
         				strcpy(path,path+1);
         		}
                else if(strncmp(argv[i], "size_greater=", 13) == 0)  {
						char *nr_str = argv[i] + 13;
    					size = atoi(nr_str);
                }
                else if(strncmp(argv[i],"name_ends_with", 15) != 0){
                        ok_name_ends = 1;
                        name_ends_with = argv[i] + 15;
         		}

				i++;
			}

        	if(list == 1){
        		if(recursive == 1){
            		listRecursivitate( path, size, ok_name_ends, name_ends_with);
        		}
				else{
            	listRec(path, size, ok_name_ends, name_ends_with);
       			}
			}
			else if(parse1 == 0){
           		listRecursivitate(path, size, ok_name_ends, name_ends_with);

       		}

        	if(parse1 == 1){
				   parse(path, 1);

       		}

		}
	}
    return 0;
}