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more set_error_string

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@10335 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
2001-07-12 10:52:26 +00:00
parent ea426418be
commit 3bd196cf37
1 changed files with 35 additions and 10 deletions
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45
lib/hdb/mkey.c
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@@ -197,13 +197,21 @@ read_master_encryptionkey(krb5_context context, const char *filename,
ssize_t len;
fd = open(filename, O_RDONLY | O_BINARY);
if(fd < 0)
return errno;
if(fd < 0) {
int save_errno = errno;
krb5_set_error_string(context, "failed to open %s: %s",
filename, streror(save_errno));
return save_errno;
}
len = read(fd, buf, sizeof(buf));
close(fd);
if(len < 0)
return errno;
if(len < 0) {
int save_errno = errno;
krb5_set_error_string(context, "error reading %s: %s",
filename, streror(save_errno));
return save_errno;
}
ret = decode_EncryptionKey(buf, len, &key, &len);
memset(buf, 0, sizeof(buf));
@@ -235,13 +243,25 @@ read_master_krb4(krb5_context context, const char *filename,
ssize_t len;
fd = open(filename, O_RDONLY | O_BINARY);
if(fd < 0)
return errno;
if(fd < 0) {
int save_errno = errno;
krb5_set_error_string(context, "failed to open %s: %s",
filename, streror(save_errno));
return save_errno;
}
len = read(fd, buf, sizeof(buf));
close(fd);
if(len < 0)
return errno;
if(len < 0) {
int save_errno = errno;
krb5_set_error_string(context, "error reading %s: %s",
filename, streror(save_errno));
return save_errno;
}
if(len != 8) {
krb5_set_error_string(context, "bad contents of %s", filename);
return HEIM_ERR_EOF; /* XXX file might be too large */
}
memset(&key, 0, sizeof(key));
key.keytype = ETYPE_DES_PCBC_NONE;
@@ -271,10 +291,15 @@ hdb_read_master_key(krb5_context context, const char *filename,
filename = HDB_DB_DIR "/m-key";
f = fopen(filename, "r");
if(f == NULL)
return errno;
if(f == NULL) {
int save_errno = errno;
krb5_set_error_string(context, "failed to open %s: %s",
filename, streror(save_errno));
return save_errno;
}
if(fread(buf, 1, 2, f) != 2) {
krb5_set_error_string(context, "end of file reading %s", filename);
fclose(f);
return HEIM_ERR_EOF;
}