platform/agent.h

Go to the documentation of this file.

#pragma once
 
#include <stddef.h>
#include "system.h"
 
/* ============================================================================
 * Path Validation Helper Macro
 * ============================================================================ */
 
#define VALIDATE_AGENT_PATH(path, path_out, path_size, context)                                                        \
  do {                                                                                                                 \
    if (!path || strlen(path) == 0) {                                                                                  \
      log_debug(context " not set");                                                                                   \
      return -1;                                                                                                       \
    }                                                                                                                  \
    if (strlen(path) >= path_size) {                                                                                   \
      log_error(context " path too long");                                                                             \
      return -1;                                                                                                       \
    }                                                                                                                  \
    SAFE_STRNCPY(path_out, path, path_size);                                                                           \
    return 0;                                                                                                          \
  } while (0)
 
static inline const char *get_home_or_fallback(const char *env_var, const char *fallback_env) {
  const char *path = platform_getenv(env_var);
  if (!path || path[0] == '\0') {
    path = fallback_env ? platform_getenv(fallback_env) : NULL;
  }
  return path;
}
 
int platform_get_ssh_agent_socket(char *path_out, size_t path_size);
 
int platform_get_gpg_agent_socket(char *path_out, size_t path_size);