src/usr.bin/signify/zsig.c - diff

Return to zsig.c CVS log

Up to [local] / src / usr.bin / signify

version 1.16, 2019/03/23 07:10:06

version 1.17, 2019/12/09 09:41:54

Line 180

const char *keytype)

{

struct gzheader h;

size_t bufsize;

size_t bufsize, len;

char *p, *meta;

uint8_t *bufend;

int fdin, fdout;

Line 197

if (!(h.flg & FCOMMENT_FLAG))

errx(1, "unsigned gzip archive");

fake[8] = h.xflg;

len = h.endcomment-h.comment;

p = verifyzdata(h.comment, h.endcomment-h.comment, sigfile,

meta = xmalloc(len+1);

memcpy(meta, h.comment, len);

meta[len] = 0;

p = verifyzdata(h.comment, len, sigfile,

pubkeyfile, keytype);

bufsize = MYBUFSIZE;

meta = p;

#define BEGINS_WITH(x, y) memcmp((x), (y), sizeof(y)-1) == 0

while (BEGINS_WITH(p, "algorithm=SHA512/256") ||

Line 219

Line 222

*(p++) = 0;

fdout = xopen(msgfile, O_CREAT|O_TRUNC|O_NOFOLLOW|O_WRONLY, 0666);

/* we don't actually copy the header, but put in a fake one with about

* zero useful information.

writeall(fdout, fake, sizeof fake, msgfile);

writeall(fdout, meta, p - meta, msgfile);

writeall(fdout, meta, len+1, msgfile);

free(meta);

copy_blocks(fdout, fdin, p, h.endcomment, bufsize, bufend);

free(h.buffer);

close(fdout);