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Add support for getting passwords from ssh-askpass

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This commit is contained in:
Troy Rollo 2024-08-28 13:44:21 +10:00
parent 4763f8675a
commit 3f0000df0f
1 changed files with 39 additions and 1 deletions
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40
libfreerdp/utils/passphrase.c
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@ -127,7 +127,7 @@ static void replace_char(char* buffer, size_t buffer_len, const char* toreplace)
}
}
char* freerdp_passphrase_read(rdpContext* context, const char* prompt, char* buf, size_t bufsiz,
char* freerdp_passphrase_read_tty(rdpContext* context, const char* prompt, char* buf, size_t bufsiz,
int from_stdin)
{
BOOL terminal_needs_reset = FALSE;
@ -213,6 +213,44 @@ error:
}
}
char* freerdp_passphrase_read_askpass(const char* prompt, char* buf, size_t bufsiz,
char const *askpass_env)
{
char command[4096] = { 0 };
FILE *askproc;
int status;
sprintf_s(command, sizeof(command), "%s 'FreeRDP authentication\n%s'",
askpass_env, prompt);
askproc = popen(command, "r");
if (!askproc)
return NULL;
if (fgets(buf, bufsiz, askproc) != NULL)
buf[strcspn(buf, "\r\n")] = '\0';
else
buf = NULL;
status = pclose(askproc);
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0)
buf = NULL;
return buf;
}
char* freerdp_passphrase_read(rdpContext* context, const char* prompt, char* buf, size_t bufsiz,
int from_stdin)
{
char const *askpass_env = getenv("FREERDP_ASKPASS");
if (!askpass_env)
askpass_env = getenv("SSH_ASKPASS");
if (askpass_env)
return freerdp_passphrase_read_askpass(prompt, buf, bufsiz, askpass_env);
else
return freerdp_passphrase_read_tty(context, prompt, buf, bufsiz, from_stdin);
}
int freerdp_interruptible_getc(rdpContext* context, FILE* f)
{
int rc = EOF;