mirror of
https://github.com/pygos/pkg-utils.git
synced 2024-05-06 14:36:14 +02:00
82 lines
1.5 KiB
C
82 lines
1.5 KiB
C
#include "pack.h"
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static int write_entry(pkg_writer_t *wr, image_entry_t *it)
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{
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toc_entry_t ent;
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size_t len;
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len = strlen(it->name);
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memset(&ent, 0, sizeof(ent));
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ent.mode = htole32(it->mode);
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ent.uid = htole32(it->uid);
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ent.gid = htole32(it->gid);
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ent.path_length = htole16(len);
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if (pkg_writer_write_payload(wr, &ent, sizeof(ent)))
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return -1;
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if (pkg_writer_write_payload(wr, it->name, len))
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return -1;
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switch (it->mode & S_IFMT) {
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case S_IFREG: {
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toc_file_extra_t file;
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memset(&file, 0, sizeof(file));
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file.size = htole64(it->data.file.size);
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file.id = htole32(it->data.file.id);
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if (pkg_writer_write_payload(wr, &file, sizeof(file)))
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return -1;
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break;
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}
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case S_IFLNK: {
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toc_symlink_extra_t sym;
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len = strlen(it->data.symlink.target);
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memset(&sym, 0, sizeof(sym));
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sym.target_length = htole16(len);
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if (pkg_writer_write_payload(wr, &sym, sizeof(sym)))
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return -1;
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if (pkg_writer_write_payload(wr, it->data.symlink.target, len))
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return -1;
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break;
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}
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case S_IFDIR:
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break;
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case S_IFBLK:
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case S_IFCHR: {
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toc_device_extra_t dev;
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dev.devno = htole64(it->data.device.devno);
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if (pkg_writer_write_payload(wr, &dev, sizeof(dev)))
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return -1;
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break;
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}
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default:
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assert(0);
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}
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return 0;
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}
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int write_toc(pkg_writer_t *wr, image_entry_t *list, compressor_t *cmp)
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{
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if (pkg_writer_start_record(wr, PKG_MAGIC_TOC, cmp))
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return -1;
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while (list != NULL) {
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if (write_entry(wr, list))
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return -1;
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list = list->next;
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}
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return pkg_writer_end_record(wr);
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}
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