mirror of
https://github.com/simon987/libscan.git
synced 2025-04-10 06:16:42 +00:00
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
#include "cbr.h"
|
|
#include "../scan.h"
|
|
#include "../util.h"
|
|
#include "../arc/arc.h"
|
|
|
|
#include <stdlib.h>
|
|
#include <archive.h>
|
|
|
|
|
|
void parse_cbr(scan_cbr_ctx_t *ctx, vfile_t *f, document_t *doc) {
|
|
|
|
size_t buf_len;
|
|
void *buf = read_all(f, &buf_len);
|
|
|
|
char *out_buf = malloc(buf_len * 2); // TODO: we probably only need 1.2x or 1.5x, even better would be a dynamic buffer
|
|
size_t out_buf_used = 0;
|
|
|
|
struct archive *rar_in = archive_read_new();
|
|
archive_read_support_filter_none(rar_in);
|
|
archive_read_support_format_rar(rar_in);
|
|
|
|
archive_read_open_memory(rar_in, buf, buf_len);
|
|
|
|
struct archive *zip_out = archive_write_new();
|
|
archive_write_set_format_zip(zip_out);
|
|
archive_write_open_memory(zip_out, out_buf, buf_len * 2, &out_buf_used);
|
|
|
|
struct archive_entry *entry;
|
|
while (archive_read_next_header(rar_in, &entry) == ARCHIVE_OK) {
|
|
archive_write_header(zip_out, entry);
|
|
|
|
char arc_buf[ARC_BUF_SIZE];
|
|
int len = archive_read_data(rar_in, arc_buf, ARC_BUF_SIZE);
|
|
while (len > 0) {
|
|
archive_write_data(zip_out, arc_buf, len);
|
|
len = archive_read_data(rar_in, arc_buf, ARC_BUF_SIZE);
|
|
}
|
|
}
|
|
|
|
archive_write_close(zip_out);
|
|
archive_write_free(zip_out);
|
|
|
|
archive_read_close(rar_in);
|
|
archive_read_free(rar_in);
|
|
|
|
parse_ebook_mem(&ctx->ebook_ctx, out_buf, out_buf_used, "application/x-cbz", doc);
|
|
doc->mime = ctx->cbr_mime;
|
|
free(out_buf);
|
|
}
|