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-rw-r--r--gnu/packages/patches/gnupg-simple-query-ignore-status-messages.patch142
1 files changed, 142 insertions, 0 deletions
diff --git a/gnu/packages/patches/gnupg-simple-query-ignore-status-messages.patch b/gnu/packages/patches/gnupg-simple-query-ignore-status-messages.patch
new file mode 100644
index 0000000000..153f71c38f
--- /dev/null
+++ b/gnu/packages/patches/gnupg-simple-query-ignore-status-messages.patch
@@ -0,0 +1,142 @@
+Copied from upstream:
+http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commitdiff;h=acac103ba5772ae738ce5409d17feab80596cde6
+
+Fixes: https://debbugs.gnu.org/22558
+Upstream bug: https://bugs.gnupg.org/gnupg/issue2229
+
+From acac103ba5772ae738ce5409d17feab80596cde6 Mon Sep 17 00:00:00 2001
+From: "Neal H. Walfield" <neal@g10code.com>
+Date: Fri, 12 Feb 2016 22:12:21 +0100
+Subject: [PATCH] common: Change simple_query to ignore status messages.
+
+* common/simple-pwquery.c (simple_query): Ignore status messages.
+
+--
+Signed-off-by: Neal H. Walfield <neal@g10code.com>
+GnuPG-bug-id: 2229
+---
+ common/simple-pwquery.c | 95 ++++++++++++++++++++++++++++++++++---------------
+ 1 file changed, 67 insertions(+), 28 deletions(-)
+
+diff --git a/common/simple-pwquery.c b/common/simple-pwquery.c
+index 90d04c0..b2d666c 100644
+--- a/common/simple-pwquery.c
++++ b/common/simple-pwquery.c
+@@ -618,6 +618,7 @@ simple_query (const char *query)
+ int fd = -1;
+ int nread;
+ char response[500];
++ int have = 0;
+ int rc;
+
+ rc = agent_open (&fd);
+@@ -628,40 +629,78 @@ simple_query (const char *query)
+ if (rc)
+ goto leave;
+
+- /* get response */
+- nread = readline (fd, response, 499);
+- if (nread < 0)
+- {
+- rc = -nread;
+- goto leave;
+- }
+- if (nread < 3)
++ while (1)
+ {
+- rc = SPWQ_PROTOCOL_ERROR;
+- goto leave;
+- }
++ if (! have || ! strchr (response, '\n'))
++ /* get response */
++ {
++ nread = readline (fd, &response[have],
++ sizeof (response) - 1 /* NUL */ - have);
++ if (nread < 0)
++ {
++ rc = -nread;
++ goto leave;
++ }
++ have += nread;
++ if (have < 3)
++ {
++ rc = SPWQ_PROTOCOL_ERROR;
++ goto leave;
++ }
++ response[have] = 0;
++ }
+
+- if (response[0] == 'O' && response[1] == 'K')
+- /* OK, do nothing. */;
+- else if ((nread > 7 && !memcmp (response, "ERR 111", 7)
+- && (response[7] == ' ' || response[7] == '\n') )
+- || ((nread > 4 && !memcmp (response, "ERR ", 4)
+- && (strtoul (response+4, NULL, 0) & 0xffff) == 99)) )
+- {
+- /* 111 is the old Assuan code for canceled which might still
+- be in use by old installations. 99 is GPG_ERR_CANCELED as
+- used by modern gpg-agents; 0xffff is used to mask out the
+- error source. */
++ if (response[0] == 'O' && response[1] == 'K')
++ /* OK, do nothing. */;
++ else if ((nread > 7 && !memcmp (response, "ERR 111", 7)
++ && (response[7] == ' ' || response[7] == '\n') )
++ || ((nread > 4 && !memcmp (response, "ERR ", 4)
++ && (strtoul (response+4, NULL, 0) & 0xffff) == 99)) )
++ {
++ /* 111 is the old Assuan code for canceled which might still
++ be in use by old installations. 99 is GPG_ERR_CANCELED as
++ used by modern gpg-agents; 0xffff is used to mask out the
++ error source. */
+ #ifdef SPWQ_USE_LOGGING
+- log_info (_("canceled by user\n") );
++ log_info (_("canceled by user\n") );
+ #endif
+- }
+- else
+- {
++ }
++ else if (response[0] == 'S' && response[1] == ' ')
++ {
++ char *nextline;
++ int consumed;
++
++ nextline = strchr (response, '\n');
++ if (! nextline)
++ /* Point to the NUL. */
++ nextline = &response[have];
++ else
++ /* Move past the \n. */
++ nextline ++;
++
++ consumed = (size_t) nextline - (size_t) response;
++
++ /* Skip any additional newlines. */
++ while (consumed < have && response[consumed] == '\n')
++ consumed ++;
++
++ have -= consumed;
++
++ if (have)
++ memmove (response, &response[consumed], have + 1);
++
++ continue;
++ }
++ else
++ {
+ #ifdef SPWQ_USE_LOGGING
+- log_error (_("problem with the agent\n"));
++ log_error (_("problem with the agent (unexpected response \"%s\"\n"),
++ response);
+ #endif
+- rc = SPWQ_ERR_RESPONSE;
++ rc = SPWQ_ERR_RESPONSE;
++ }
++
++ break;
+ }
+
+ leave:
+--
+2.6.3
+