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author | yzrh <yzrh@noema.org> | 2023-01-01 10:44:27 +0000 |
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committer | yzrh <yzrh@noema.org> | 2023-01-01 11:11:56 +0000 |
commit | 9019a184494e6fc220bcc1eb8f47f33fe0f3e506 (patch) | |
tree | 1615ce42fec0e7e84d86178f08ae6fc2b55ccb7c /src/pdf_writer.c | |
parent | a18de8f2ef4be4a92b2e08161ce4b8f164ad4f7f (diff) | |
download | melon-9019a184494e6fc220bcc1eb8f47f33fe0f3e506.tar.gz melon-9019a184494e6fc220bcc1eb8f47f33fe0f3e506.tar.zst |
Split md5 function.
Signed-off-by: yzrh <yzrh@noema.org>
Diffstat (limited to 'src/pdf_writer.c')
-rw-r--r-- | src/pdf_writer.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/pdf_writer.c b/src/pdf_writer.c index be64e49..465d26b 100644 --- a/src/pdf_writer.c +++ b/src/pdf_writer.c @@ -5,11 +5,9 @@ */ #include <stdlib.h> -#include <string.h> #include <time.h> -#include <openssl/md5.h> - +#include "md5.h" #include "pdf.h" int @@ -144,11 +142,11 @@ pdf_dump_trailer(pdf_object_t **pdf, FILE **fp, int xref) buf_size = snprintf(buf, 64, "%lx%x", timestamp, size); #endif - unsigned char str[64]; - memcpy(str, buf, 64); + int fid_size; + unsigned char *fid; - unsigned char fid[MD5_DIGEST_LENGTH]; - MD5(str, buf_size, fid); + if (strmd5(&fid, &fid_size, (unsigned char *) buf, buf_size) != 0) + return 1; pdf_object_t *ptr = *pdf; while (ptr->next != NULL) @@ -172,7 +170,7 @@ pdf_dump_trailer(pdf_object_t **pdf, FILE **fp, int xref) for (int i = 0; i < 2; i++) { fputs("<", *fp); - for (int j = 0; j < MD5_DIGEST_LENGTH; j++) + for (int j = 0; j < fid_size; j++) fprintf(*fp, "%02x", fid[j]); fputs(">", *fp); @@ -191,5 +189,7 @@ pdf_dump_trailer(pdf_object_t **pdf, FILE **fp, int xref) fputs("%%EOF\n", *fp); + free(fid); + return 0; } |