diff options
| author | Lennart Poettering <lennart@poettering.net> | 2015-11-30 19:40:20 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2015-11-30 19:42:35 +0100 |
| commit | 37ade1283745f39e3fa37aa2603809fb2daf067c (patch) | |
| tree | 203d88cf9e867abe212ae9ac6020a444022eab86 /src | |
| parent | 50dee79bfbe0782a342ef864b28d7d6613c0b1fb (diff) | |
dns-domain: change error codes when dealing with too short buffers to ENOBUFS
Some calls used ENOBUFS to indicate too-short result buffers, others
used ENOSPC. Let's unify this on ENOBUFS.
Diffstat (limited to 'src')
| -rw-r--r-- | src/shared/dns-domain.c | 18 | ||||
| -rw-r--r-- | src/test/test-dns-domain.c | 4 |
2 files changed, 11 insertions, 11 deletions
diff --git a/src/shared/dns-domain.c b/src/shared/dns-domain.c index 03c0107308..5ac8ad5b7a 100644 --- a/src/shared/dns-domain.c +++ b/src/shared/dns-domain.c @@ -53,12 +53,12 @@ int dns_label_unescape(const char **name, char *dest, size_t sz) { if (*n == 0) break; - if (sz <= 0) - return -ENOSPC; - if (r >= DNS_LABEL_MAX) return -EINVAL; + if (sz <= 0) + return -ENOBUFS; + if (*n == '\\') { /* Escaped character */ @@ -192,7 +192,7 @@ int dns_label_escape(const char *p, size_t l, char *dest, size_t sz) { if (l <= 0 || l > DNS_LABEL_MAX) return -EINVAL; if (sz < 1) - return -ENOSPC; + return -ENOBUFS; assert(p); assert(dest); @@ -205,7 +205,7 @@ int dns_label_escape(const char *p, size_t l, char *dest, size_t sz) { /* Dot or backslash */ if (sz < 3) - return -ENOSPC; + return -ENOBUFS; *(q++) = '\\'; *(q++) = *p; @@ -221,7 +221,7 @@ int dns_label_escape(const char *p, size_t l, char *dest, size_t sz) { /* Proper character */ if (sz < 2) - return -ENOSPC; + return -ENOBUFS; *(q++) = *p; sz -= 1; @@ -231,7 +231,7 @@ int dns_label_escape(const char *p, size_t l, char *dest, size_t sz) { /* Everything else */ if (sz < 5) - return -ENOSPC; + return -ENOBUFS; *(q++) = '\\'; *(q++) = '0' + (char) ((uint8_t) *p / 100); @@ -315,7 +315,7 @@ int dns_label_apply_idna(const char *encoded, size_t encoded_size, char *decoded if (l <= 0 || l > DNS_LABEL_MAX) return -EINVAL; if (l > decoded_max) - return -ENOSPC; + return -ENOBUFS; memcpy(decoded, buffer, l); @@ -366,7 +366,7 @@ int dns_label_undo_idna(const char *encoded, size_t encoded_size, char *decoded, if (w <= 0) return -EINVAL; if (w > decoded_max) - return -ENOSPC; + return -ENOBUFS; memcpy(decoded, result, w); diff --git a/src/test/test-dns-domain.c b/src/test/test-dns-domain.c index a1795b3be2..7f53a8cc56 100644 --- a/src/test/test-dns-domain.c +++ b/src/test/test-dns-domain.c @@ -39,7 +39,7 @@ static void test_dns_label_unescape_one(const char *what, const char *expect, si static void test_dns_label_unescape(void) { test_dns_label_unescape_one("hallo", "hallo", 6, 5); - test_dns_label_unescape_one("hallo", "hallo", 4, -ENOSPC); + test_dns_label_unescape_one("hallo", "hallo", 4, -ENOBUFS); test_dns_label_unescape_one("", "", 10, 0); test_dns_label_unescape_one("hallo\\.foobar", "hallo.foobar", 20, 12); test_dns_label_unescape_one("hallo.foobar", "hallo", 10, 5); @@ -132,7 +132,7 @@ static void test_dns_label_unescape_suffix_one(const char *what, const char *exp static void test_dns_label_unescape_suffix(void) { test_dns_label_unescape_suffix_one("hallo", "hallo", "", 6, 5, 0); - test_dns_label_unescape_suffix_one("hallo", "hallo", "", 4, -ENOSPC, -ENOSPC); + test_dns_label_unescape_suffix_one("hallo", "hallo", "", 4, -ENOBUFS, -ENOBUFS); test_dns_label_unescape_suffix_one("", "", "", 10, 0, 0); test_dns_label_unescape_suffix_one("hallo\\.foobar", "hallo.foobar", "", 20, 12, 0); test_dns_label_unescape_suffix_one("hallo.foobar", "foobar", "hallo", 10, 6, 5); |