/* * Copyright (c) 2003 Guido Draheim * Use freely under the restrictions of the ZLIB license. * * This file is used as an example to clarify zzipfseeko api usage. */ #include #include #include #include static const char usage[] = { "unzzipshow [names].. \n" " - unzzip data content of files contained in a zip archive.\n" }; static void zzip_entry_fprint(ZZIP_ENTRY* entry, FILE* out) { ZZIP_ENTRY_FILE* file = zzip_entry_fopen (entry, 0); if (file) { char buffer[1024]; int len; while ((len = zzip_entry_fread (buffer, 1024, 1, file))) fwrite (buffer, len, 1, out); zzip_entry_fclose (file); } } static void zzip_cat_file(FILE* disk, char* name, FILE* out) { ZZIP_ENTRY_FILE* file = zzip_entry_ffile (disk, name); if (file) { char buffer[1024]; int len; while ((len = zzip_entry_fread (buffer, 1024, 1, file))) fwrite (buffer, len, 1, out); zzip_entry_fclose (file); } } int main (int argc, char ** argv) { int argn; FILE* disk; if (argc <= 1 || ! strcmp (argv[1], "--help")) { printf (usage); return 0; } if (! strcmp (argv[1], "--version")) { printf (__FILE__" version "ZZIP_PACKAGE" "ZZIP_VERSION"\n"); return 0; } disk = fopen (argv[1], "r"); if (! disk) { perror(argv[1]); return -1; } if (argc == 2) { /* print directory list */ ZZIP_ENTRY* entry = zzip_entry_findfirst(disk); if (! entry) puts("no first entry!\n"); for (; entry ; entry = zzip_entry_findnext(entry)) { char* name = zzip_entry_strdup_name (entry); printf ("%s\n", name); free (name); } return 0; } if (argc == 3) { /* list from one spec */ ZZIP_ENTRY* entry = 0; while ((entry = zzip_entry_findmatch(disk, argv[2], entry, 0, 0))) zzip_entry_fprint (entry, stdout); return 0; } for (argn=1; argn < argc; argn++) { /* list only the matching entries - each in order of commandline */ ZZIP_ENTRY* entry = zzip_entry_findfirst(disk); for (; entry ; entry = zzip_entry_findnext(entry)) { char* name = zzip_entry_strdup_name (entry); if (! _zzip_fnmatch (argv[argn], name, _zzip_FNM_NOESCAPE|_zzip_FNM_PATHNAME|_zzip_FNM_PERIOD)) zzip_cat_file (disk, name, stdout); free (name); } } return 0; } /* * Local variables: * c-file-style: "stroustrup" * End: */