diff options
Diffstat (limited to 'methods')
| -rw-r--r-- | methods/gpgv.cc | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/methods/gpgv.cc b/methods/gpgv.cc index c58e6cc45..a149d67dd 100644 --- a/methods/gpgv.cc +++ b/methods/gpgv.cc @@ -12,6 +12,8 @@ #include <iostream> #include <sstream> +#include <vector> + #define GNUPGPREFIX "[GNUPG:]" #define GNUPGBADSIG "[GNUPG:] BADSIG" #define GNUPGNOPUBKEY "[GNUPG:] NO_PUBKEY" @@ -87,23 +89,18 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile, return string("Couldn't spawn new process") + strerror(errno); else if (pid == 0) { - const char *Args[400]; - unsigned int i = 0; + std::vector<const char *> Args; + Args.reserve(30); - Args[i++] = gpgvpath.c_str(); - Args[i++] = "--status-fd"; - Args[i++] = "3"; - Args[i++] = "--ignore-time-conflict"; + Args.push_back(gpgvpath.c_str()); + Args.push_back("--status-fd"); + Args.push_back("3"); + Args.push_back("--ignore-time-conflict"); for (vector<string>::const_iterator K = keyrings.begin(); K != keyrings.end(); ++K) { - Args[i++] = "--keyring"; - Args[i++] = K->c_str(); - // check overflow (minus a bit of extra space at the end) - if(i >= sizeof(Args)/sizeof(char*)-5) { - std::clog << _("E: Too many keyrings should be passed to gpgv. Exiting.") << std::endl; - exit(111); - } + Args.push_back("--keyring"); + Args.push_back(K->c_str()); } Configuration::Item const *Opts; @@ -115,23 +112,18 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile, { if (Opts->Value.empty() == true) continue; - Args[i++] = Opts->Value.c_str(); - // check overflow (minus a bit of extra space at the end) - if(i >= sizeof(Args)/sizeof(char*)-5) { - std::clog << _("E: Argument list from Acquire::gpgv::Options too long. Exiting.") << std::endl; - exit(111); - } + Args.push_back(Opts->Value.c_str()); } } - Args[i++] = file; - Args[i++] = outfile; - Args[i++] = NULL; + Args.push_back(file); + Args.push_back(outfile); + Args.push_back(NULL); if (Debug == true) { std::clog << "Preparing to exec: " << gpgvpath; - for(unsigned int j=0;Args[j] != NULL; j++) - std::clog << " " << Args[j]; + for(std::vector<const char *>::const_iterator a = Args.begin();*a != NULL; ++a) + std::clog << " " << *a; std::clog << std::endl; } int const nullfd = open("/dev/null", O_RDONLY); @@ -145,7 +137,7 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile, putenv((char *)"LANG="); putenv((char *)"LC_ALL="); putenv((char *)"LC_MESSAGES="); - execvp(gpgvpath.c_str(), (char **)Args); + execvp(gpgvpath.c_str(), (char **) &Args[0]); exit(111); } |