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Merged Dirmngr with GnuPG.

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A few code changes to support dirmngr.
This commit is contained in:
Werner Koch 2010-06-09 16:53:51 +00:00
parent 70f3a9bbb6
commit c3f08dcb72
61 changed files with 22335 additions and 177 deletions
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47
common/exechelp.h
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@ -59,8 +59,8 @@ gpg_error_t gnupg_create_outbound_pipe (int filedes[2]);
process are expected in the NULL terminated array ARGV. The
program name itself should not be included there. If PREEXEC is
not NULL, that function will be called right before the exec.
Calling gnupg_wait_process is required. Returns 0 on success or an
error code.
Calling gnupg_wait_process and gnupg_release_process is required.
Returns 0 on success or an error code.
FLAGS is a bit vector:
@ -85,21 +85,41 @@ gpg_error_t gnupg_spawn_process (const char *pgmname, const char *argv[],
and ERRFD to stderr (any of them may be -1 to connect them to
/dev/null). The arguments for the process are expected in the NULL
terminated array ARGV. The program name itself should not be
included there. Calling gnupg_wait_process is required. Returns 0
on success or an error code. */
included there. Calling gnupg_wait_process and
gnupg_release_process is required. Returns 0 on success or an
error code. */
gpg_error_t gnupg_spawn_process_fd (const char *pgmname,
const char *argv[],
int infd, int outfd, int errfd,
pid_t *pid);
/* Wait for the process identified by PID to terminate. PGMNAME should
be the same as supplied to the spawn fucntion and is only used for
diagnostics. Returns 0 if the process succeded, GPG_ERR_GENERAL
for any failures of the spawned program or other error codes. If
EXITCODE is not NULL the exit code of the process is stored at this
address or -1 if it could not be retrieved. */
gpg_error_t gnupg_wait_process (const char *pgmname, pid_t pid, int *exitcode);
/* If HANG is true, waits for the process identified by PID to exit;
if HANG is false, checks whether the process has terminated.
PGMNAME should be the same as supplied to the spawn function and is
only used for diagnostics. Return values:
0
The process exited successful. 0 is stored at R_EXITCODE.
GPG_ERR_GENERAL
The process exited without success. The exit code of process
is then stored at R_EXITCODE. An exit code of -1 indicates
that the process terminated abnormally (e.g. due to a signal).
GPG_ERR_TIMEOUT
The process is still running (returned only if HANG is false).
GPG_ERR_INV_VALUE
An invalid PID has been specified.
Other error codes may be returned as well. Unless otherwise noted,
-1 will be stored at R_EXITCODE. R_EXITCODE may be passed as NULL
if the exit code is not required (in that case an error messge will
be printed). Note that under Windows PID is not the process id but
the handle of the process. */
gpg_error_t gnupg_wait_process (const char *pgmname, pid_t pid, int hang,
int *r_exitcode);
/* Kill a process; that is send an appropriate signal to the process.
@ -107,6 +127,11 @@ gpg_error_t gnupg_wait_process (const char *pgmname, pid_t pid, int *exitcode);
from the system. An invalid PID is ignored. */
void gnupg_kill_process (pid_t pid);
/* Release the process identified by PID. This function is actually
only required for Windows but it does not harm to always call it.
It is a nop if PID is invalid. */
void gnupg_release_process (pid_t pid);
/* Spawn a new process and immediatley detach from it. The name of
the program to exec is PGMNAME and its arguments are in ARGV (the