libmp/src/error.c

#include "../include/error.h"
#include "../include/util.h"
#include <stdlib.h>

lm_error_t error = LM_ERR_NoError;

void lm_error_set(lm_error_t code) {
  error = code;
}

char *lm_strerror() {
  lm_error_desc_t errors[] = {
      {.code = LM_ERR_NoError,          .desc = _("no error")                                           },
      {.code = LM_ERR_URLBadChar,       .desc = _("URL contains an invalid character")                  },
      {.code = LM_ERR_URLBadProtocol,   .desc = _("URL does not have a valid protocol field")           },
      {.code = LM_ERR_URLTooLarge,      .desc = _("URL is too large")                                   },
      {.code = LM_ERR_URLHostLarge,     .desc = _("URL hostname is too large")                          },
      {.code = LM_ERR_URLPathLarge,     .desc = _("URL path is too large")                              },
      {.code = LM_ERR_URLBadHost,       .desc = _("URL does not have a valid hostname")                 },
      {.code = LM_ERR_URLBadPort,       .desc = _("URL does not have a valid port number")              },
      {.code = LM_ERR_URLBadPath,       .desc = _("URL does not have a valid path")                     },
      {.code = LM_ERR_BadPort,          .desc = _("hostname does not contain a valid port number")      },
      {.code = LM_ERR_BadHost,          .desc = _("hostname is not valid")                              },
      {.code = LM_ERR_URLPortUnknown,   .desc = _("URL protocol port number is unknown")                },
      {.code = LM_ERR_URLEnd,           .desc = _("URL is incomplete")                                  },
      {.code = LM_ERR_PoolNoSupport,    .desc = _("pool does not support the specified protocol")       },
      {.code = LM_ERR_MPTPBadVersion,   .desc = _("unsupported MPTP version")                           },
      {.code = LM_ERR_MPTPBadCode,      .desc = _("invalid MPTP request/response code")                 },
      {.code = LM_ERR_MPTPBadUrl,       .desc = _("invalid MPTP URL")                                   },
      {.code = LM_ERR_MPTPHostFail,     .desc = _("failed to resolve hostname for MPTP connection")     },
      {.code = LM_ERR_MPTPSocketFail,   .desc = _("failed to create a MPTP socket")                     },
      {.code = LM_ERR_MPTPConnectFail,  .desc = _("failed to connect to the MPTP host")                 },
      {.code = LM_ERR_MPTPRecvFail,     .desc = _("failed receive MPTP data from host")                 },
      {.code = LM_ERR_MPTPSendFail,     .desc = _("failed send MPTP data to host")                      },
      {.code = LM_ERR_MPTPBadData,      .desc = _("MPTP data size is invalid")                          },
      {.code = LM_ERR_MPTPBadHost,      .desc = _("MPTP host size is invalid")                          },
      {.code = LM_ERR_MPTPSetsockopt,   .desc = _("failed to set MPTP socket options")                  },
      {.code = LM_ERR_MPTPTimeout,      .desc = _("MPTP connection timed out")                          },
      {.code = LM_ERR_MPTPBindFail,     .desc = _("failed to bind MPTP socket")                         },
      {.code = LM_ERR_ArgNULL,          .desc = _("required argument is a NULL pointer or 0")           },
      {.code = LM_ERR_MPTPNotRequest,   .desc = _("not a MPTP request")                                 },
      {.code = LM_ERR_MPTPNotResponse,  .desc = _("not a MPTP response")                                },
      {.code = LM_ERR_MPTPNotLast,      .desc = _("MPTP request last flag is not set")                  },
      {.code = LM_ERR_NoPort,           .desc = _("host port not specified")                            },
      {.code = LM_ERR_PoolInfoBad,      .desc = _("failed to parse pool info")                          },
      {.code = LM_ERR_ArcWBlockFail,    .desc = _("failed to write block from archive")                 },
      {.code = LM_ERR_ArcRBlockFail,    .desc = _("failed to read block from archive")                  },
      {.code = LM_ERR_ArcOpenFail,      .desc = _("failed to open archive")                             },
      {.code = LM_ERR_ArcWHeaderFail,   .desc = _("failed to write archive header")                     },
      {.code = LM_ERR_ArcWEntryFail,    .desc = _("failed to finish writing the archive entry")         },
      {.code = LM_ERR_GetCwdFail,       .desc = _("failed to obtain current working directory")         },
      {.code = LM_ERR_PoolListDirFail,  .desc = _("failed to open extracted pool list directory")       },
      {.code = LM_ERR_PoolListCantRead, .desc = _("failed to read access the pool list file")           },
      {.code = LM_ERR_PoolInfoCantRead, .desc = _("failed to read access the pool info file")           },
      {.code = LM_ERR_PkgDataBad,       .desc = _("failed to parse package data")                       },
      {.code = LM_ERR_PkgBadName,       .desc = _("package name is invalid")                            },
      {.code = LM_ERR_CtxDataNULL,      .desc = _("data path is not set with in the ctx")               },
      {.code = LM_ERR_CtxTempFail,      .desc = _("specified temp path does not exist")                 },
      {.code = LM_ERR_CtxTempNotDir,    .desc = _("specified temp path is not a directory")             },
      {.code = LM_ERR_CtxTempNoWrite,   .desc = _("specified temp directory does not have write access")},
      {.code = LM_ERR_CtxRootFail,      .desc = _("specified root path does not exist")                 },
      {.code = LM_ERR_CtxRootNotDir,    .desc = _("specified root path is not a directory")             },
      {.code = LM_ERR_CtxRootNoWrite,   .desc = _("specified root directory does not have write access")},
      {.code = LM_ERR_CtxDataNotDir,    .desc = _("specified data path does not exist")                 },
      {.code = LM_ERR_CtxDataNoWrite,   .desc = _("specified data path is not a directory")             },
      {.code = LM_ERR_CtxDataFailMkdir, .desc = _("failed to create specified data directory")          },
  };

  for (int i = 0; i < sizeof(errors) / sizeof(lm_error_desc_t); i++) {
    if (errors[i].code == error)
      return errors[i].desc;
  }
  return NULL;
}

lm_error_t lm_error() {
  return error;
}