native_spawn_temp_body.c

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/**
 * @file
 * @brief Writes multipart request bodies to temporary files and removes them during cleanup.
 */
 
#include "native_spawn_temp_body.h"
 
#include <stdlib.h>
#include <string.h>
 
#ifdef _WIN32
#include <io.h>
#define pharos_spawn_temp_body_write _write
#define pharos_spawn_temp_body_close _close
#define pharos_spawn_temp_body_unlink _unlink
#define pharos_spawn_temp_body_strdup _strdup
#else
#include <unistd.h>
#define pharos_spawn_temp_body_write write
#define pharos_spawn_temp_body_close close
#define pharos_spawn_temp_body_unlink unlink
#define pharos_spawn_temp_body_strdup strdup
#endif
 
#if defined(_WIN32)
int write_native_temp_body_file(const char *body, size_t body_len, char **temp_body_path_out) {
  (void)body;
  (void)body_len;
  if (temp_body_path_out != NULL) {
    *temp_body_path_out = NULL;
  }
  return 78;
}
#else
int write_native_temp_body_file(const char *body, size_t body_len, char **temp_body_path_out) {
  char temp_template[] = "/tmp/pharos-body-XXXXXX";
  int temp_fd;
  if (temp_body_path_out == NULL) {
    return 69;
  }
  *temp_body_path_out = NULL;
  temp_fd = mkstemp(temp_template);
  if (temp_fd < 0) {
    return 69;
  }
  if (body_len > 0 && pharos_spawn_temp_body_write(temp_fd, body != NULL ? body : "", body_len) < 0) {
    pharos_spawn_temp_body_close(temp_fd);
    pharos_spawn_temp_body_unlink(temp_template);
    return 69;
  }
  pharos_spawn_temp_body_close(temp_fd);
  *temp_body_path_out = pharos_spawn_temp_body_strdup(temp_template);
  if (*temp_body_path_out == NULL) {
    pharos_spawn_temp_body_unlink(temp_template);
    return 69;
  }
  return 0;
}
#endif
 
void cleanup_native_temp_body_file(char **temp_body_path_io) {
  if (temp_body_path_io == NULL || *temp_body_path_io == NULL) {
    return;
  }
  pharos_spawn_temp_body_unlink(*temp_body_path_io);
  free(*temp_body_path_io);
  *temp_body_path_io = NULL;
}