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Refactor crypto callback to have separate input/output pointers. Add initial writing support.

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This commit is contained in:
Michael R Sweet
2021-10-12 09:13:30 -04:00
parent 0caea44f32
commit c24243a2bc
7 changed files with 151 additions and 28 deletions
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40
testpdfio.c
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@@ -763,7 +763,7 @@ do_unit_tests(void)
if (read_unit_file("testpdfio-out.pdf", num_pages, first_image, false))
return (1);
// Create a new PDF file...
// Stream a new PDF file...
if ((outfd = open("testpdfio-out2.pdf", O_CREAT | O_TRUNC | O_WRONLY | O_BINARY, 0666)) < 0)
{
perror("Unable to open \"testpdfio-out2.pdf\"");
@@ -784,6 +784,44 @@ do_unit_tests(void)
if (read_unit_file("testpdfio-out2.pdf", num_pages, first_image, true))
return (1);
// Create new encrypted PDF files...
fputs("pdfioFileCreate(\"testpdfio-rc4.pdf\", ...): ", stdout);
if ((outpdf = pdfioFileCreate("testpdfio-rc4.pdf", NULL, NULL, NULL, (pdfio_error_cb_t)error_cb, &error)) != NULL)
puts("PASS");
else
return (1);
fputs("pdfioFileSetPermissions(all, RC4-128, no passwords): ", stdout);
if (pdfioFileSetPermissions(outpdf, PDFIO_PERMISSION_ALL, PDFIO_ENCRYPTION_RC4_128, NULL, NULL))
puts("PASS");
else
return (1);
if (write_unit_file(inpdf, outpdf, &num_pages, &first_image))
return (1);
// if (read_unit_file("testpdfio-rc4.pdf", num_pages, first_image, false))
// return (1);
fputs("pdfioFileCreate(\"testpdfio-aes.pdf\", ...): ", stdout);
if ((outpdf = pdfioFileCreate("testpdfio-aes.pdf", NULL, NULL, NULL, (pdfio_error_cb_t)error_cb, &error)) != NULL)
puts("PASS");
else
return (1);
fputs("pdfioFileSetPermissions(no-print, AES-128, passwords='owner' and 'user'): ", stdout);
if (pdfioFileSetPermissions(outpdf, PDFIO_PERMISSION_ALL ^ PDFIO_PERMISSION_PRINT, PDFIO_ENCRYPTION_AES_128, "owner", "user"))
puts("PASS");
else
return (1);
if (write_unit_file(inpdf, outpdf, &num_pages, &first_image))
return (1);
// if (read_unit_file("testpdfio-aes.pdf", num_pages, first_image, false))
// return (1);
return (0);
}