1
0
Fork 0
mirror of https://github.com/pygos/pkg-utils.git synced 2024-11-15 01:47:11 +01:00
pkg-utils/main/cmd/dump/dump_toc.c

102 lines
2 KiB
C
Raw Normal View History

#include "dump.h"
typedef int (*print_fun_t)(image_entry_t *ent, const char *root);
static int print_pretty(image_entry_t *ent, const char *root)
{
(void)root;
printf("%s\n", ent->name);
printf("\towner: %d/%d\n", ent->uid, ent->gid);
printf("\tpermissions: 0%04o\n", ent->mode & (~S_IFMT));
fputs("\ttype: ", stdout);
switch (ent->mode & S_IFMT) {
case S_IFLNK:
fputs("symlink\n", stdout);
printf("\ttarget: %s\n\n", ent->data.symlink.target);
break;
case S_IFREG:
fputs("file\n", stdout);
printf("\tsize: %lu\n", (unsigned long)ent->data.file.size);
printf("\tid: %u\n\n", (unsigned int)ent->data.file.id);
break;
case S_IFDIR:
fputs("directory\n\n", stdout);
break;
default:
fputs("unknown\n\n", stdout);
goto fail_type;
}
return 0;
fail_type:
fputs("unknown file type in table of contents\n", stderr);
return -1;
}
static int print_sqfs(image_entry_t *ent, const char *root)
{
mode_t mode = ent->mode & (~S_IFMT);
(void)root;
if ((ent->mode & S_IFMT) == S_IFLNK)
mode = 0777;
printf("%s m %o %u %u\n", ent->name, mode,
(unsigned int)ent->uid,
(unsigned int)ent->gid);
return 0;
}
static int print_initrd(image_entry_t *ent, const char *root)
{
mode_t mode = ent->mode & (~S_IFMT);
switch (ent->mode & S_IFMT) {
case S_IFLNK:
printf("slink /%s %s", ent->name, ent->data.symlink.target);
mode = 0777;
break;
case S_IFREG:
printf("file /%s ", ent->name);
if (root == NULL) {
fputs(ent->name, stdout);
} else {
printf("%s/%s", root, ent->name);
}
break;
case S_IFDIR:
printf("dir /%s", ent->name);
break;
default:
fputs("unknown file type in table of contents\n", stderr);
return -1;
}
printf(" 0%o %u %u\n", mode,
(unsigned int)ent->uid, (unsigned int)ent->gid);
return 0;
}
static print_fun_t printers[] = {
print_pretty,
print_sqfs,
print_initrd,
};
int dump_toc(image_entry_t *list, const char *root, TOC_FORMAT format)
{
while (list != NULL) {
if (printers[format](list, root))
return -1;
list = list->next;
}
return 0;
}