X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Fvms-lib.c;h=863b915dfe1696a435ed8c52ff25bdfdffa0972d;hb=b2b383620e85d6611044a1d98869831074ccb2f2;hp=3877686b3e9c778af486aba0ff709be6932aad70;hpb=7256a1142aec68123aa0e9429802502c4b7c07ea;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/vms-lib.c b/bfd/vms-lib.c index 3877686b3e..863b915dfe 100644 --- a/bfd/vms-lib.c +++ b/bfd/vms-lib.c @@ -1,6 +1,6 @@ /* BFD back-end for VMS archive files. - Copyright 2010 Free Software Foundation, Inc. + Copyright (C) 2010-2016 Free Software Foundation, Inc. Written by Tristan Gingold , AdaCore. This file is part of BFD, the Binary File Descriptor library. @@ -25,6 +25,7 @@ #include "libbfd.h" #include "safe-ctype.h" #include "bfdver.h" +#include "libiberty.h" #include "vms.h" #include "vms/lbr.h" #include "vms/dcx.h" @@ -35,7 +36,8 @@ #endif /* Maximum key length (which is also the maximum symbol length in archive). */ -#define MAX_KEYLEN 129 +#define MAX_KEYLEN 128 +#define MAX_EKEYLEN 1024 /* DCX Submaps. */ @@ -77,6 +79,10 @@ struct lib_tdata /* Total size of the mhd (element header). */ unsigned int mhd_size; + /* Creation date. */ + unsigned int credat_lo; + unsigned int credat_hi; + /* Vector of modules (archive elements), already sorted. */ unsigned int nbr_modules; struct carsym *modules; @@ -186,14 +192,13 @@ vms_add_indexes_from_list (bfd *abfd, struct carsym_mem *cs, char *name, } } -/* Read block VBN from ABFD and store it into BLK. */ +/* Read block VBN from ABFD and store it into BLK. Return FALSE in case of error. */ static bfd_boolean vms_read_block (bfd *abfd, unsigned int vbn, void *blk) { file_ptr off; - /* Read the index block. */ off = (vbn - 1) * VMS_BLOCK_SIZE; if (bfd_seek (abfd, off, SEEK_SET) != 0 || bfd_bread (blk, VMS_BLOCK_SIZE, abfd) != VMS_BLOCK_SIZE) @@ -202,6 +207,21 @@ vms_read_block (bfd *abfd, unsigned int vbn, void *blk) return TRUE; } +/* Write the content of BLK to block VBN of ABFD. Return FALSE in case of error. */ + +static bfd_boolean +vms_write_block (bfd *abfd, unsigned int vbn, void *blk) +{ + file_ptr off; + + off = (vbn - 1) * VMS_BLOCK_SIZE; + if (bfd_seek (abfd, off, SEEK_SET) != 0 + || bfd_bwrite (blk, VMS_BLOCK_SIZE, abfd) != VMS_BLOCK_SIZE) + return FALSE; + + return TRUE; +} + /* Read index block VBN and put the entry in **IDX (which is updated). If the entry is indirect, recurse. */ @@ -259,6 +279,9 @@ vms_traverse_index (bfd *abfd, unsigned int vbn, struct carsym_mem *cs) if (idx_vbn == 0) return FALSE; + /* Point to the next index entry. */ + p = keyname + keylen; + if (idx_off == RFADEF__C_INDEX) { /* Indirect entry. Recurse. */ @@ -350,9 +373,6 @@ vms_traverse_index (bfd *abfd, unsigned int vbn, struct carsym_mem *cs) return FALSE; } } - - /* Point to the next index entry. */ - p = keyname + keylen; } return TRUE; @@ -423,6 +443,7 @@ _bfd_vms_lib_archive_p (bfd *abfd, enum vms_lib_kind kind) { struct vms_lhd lhd; unsigned int sanity; + unsigned int majorid; struct lib_tdata *tdata_hold; struct lib_tdata *tdata; unsigned int dcxvbn; @@ -445,13 +466,14 @@ _bfd_vms_lib_archive_p (bfd *abfd, enum vms_lib_kind kind) bfd_set_error (bfd_error_wrong_format); return NULL; } + majorid = bfd_getl32 (lhd.majorid); /* Check archive kind. */ switch (kind) { case vms_lib_alpha: if ((lhd.type != LBR__C_TYP_EOBJ && lhd.type != LBR__C_TYP_ESHSTB) - || bfd_getl32 (lhd.majorid) != 3 + || majorid != LBR_MAJORID || lhd.nindex != 2) { bfd_set_error (bfd_error_wrong_format); @@ -460,7 +482,7 @@ _bfd_vms_lib_archive_p (bfd *abfd, enum vms_lib_kind kind) break; case vms_lib_ia64: if ((lhd.type != LBR__C_TYP_IOBJ && lhd.type != LBR__C_TYP_ISHSTB) - || bfd_getl32 (lhd.majorid) != 6 + || majorid != LBR_ELFMAJORID || lhd.nindex != 2) { bfd_set_error (bfd_error_wrong_format); @@ -471,7 +493,7 @@ _bfd_vms_lib_archive_p (bfd *abfd, enum vms_lib_kind kind) if ((lhd.type != LBR__C_TYP_TXT && lhd.type != LBR__C_TYP_MLB && lhd.type != LBR__C_TYP_HLP) - || bfd_getl32 (lhd.majorid) != 3 + || majorid != LBR_MAJORID || lhd.nindex != 1) { bfd_set_error (bfd_error_wrong_format); @@ -488,10 +510,12 @@ _bfd_vms_lib_archive_p (bfd *abfd, enum vms_lib_kind kind) if (tdata == NULL) return NULL; abfd->tdata.any = (void *)tdata; - tdata->ver = bfd_getl32 (lhd.majorid); + tdata->ver = majorid; tdata->mhd_size = MHD__C_USRDAT + lhd.mhdusz; tdata->type = lhd.type; tdata->kind = kind; + tdata->credat_lo = bfd_getl32 (lhd.credat + 0); + tdata->credat_hi = bfd_getl32 (lhd.credat + 4); /* Read indexes. */ tdata->nbr_modules = bfd_getl32 (lhd.modcnt); @@ -607,7 +631,7 @@ _bfd_vms_lib_archive_p (bfd *abfd, enum vms_lib_kind kind) err: bfd_release (abfd, tdata); - abfd->tdata.any = (void *)tdata_hold;; + abfd->tdata.any = (void *)tdata_hold; return NULL; } @@ -637,8 +661,8 @@ _bfd_vms_lib_txt_archive_p (bfd *abfd) /* Standard bfd function. */ -bfd_boolean -_bfd_vms_lib_mkarchive (bfd *abfd) +static bfd_boolean +_bfd_vms_lib_mkarchive (bfd *abfd, enum vms_lib_kind kind) { struct lib_tdata *tdata; @@ -647,9 +671,24 @@ _bfd_vms_lib_mkarchive (bfd *abfd) return FALSE; abfd->tdata.any = (void *)tdata; - tdata->ver = 3; - tdata->mhd_size = sizeof (struct vms_mhd); - tdata->type = LBR__C_TYP_EOBJ; + vms_get_time (&tdata->credat_hi, &tdata->credat_lo); + + tdata->kind = kind; + switch (kind) + { + case vms_lib_alpha: + tdata->ver = LBR_MAJORID; + tdata->mhd_size = offsetof (struct vms_mhd, pad1); + tdata->type = LBR__C_TYP_EOBJ; + break; + case vms_lib_ia64: + tdata->ver = LBR_ELFMAJORID; + tdata->mhd_size = sizeof (struct vms_mhd); + tdata->type = LBR__C_TYP_IOBJ; + break; + default: + abort (); + } tdata->nbr_modules = 0; tdata->artdata.symdef_count = 0; @@ -660,6 +699,18 @@ _bfd_vms_lib_mkarchive (bfd *abfd) return TRUE; } +bfd_boolean +_bfd_vms_lib_alpha_mkarchive (bfd *abfd) +{ + return _bfd_vms_lib_mkarchive (abfd, vms_lib_alpha); +} + +bfd_boolean +_bfd_vms_lib_ia64_mkarchive (bfd *abfd) +{ + return _bfd_vms_lib_mkarchive (abfd, vms_lib_ia64); +} + /* Find NAME in the symbol index. Return the index. */ symindex @@ -784,7 +835,7 @@ vms_lib_read_block (struct bfd *abfd) function does not handle records nor EOF. */ static file_ptr -vms_lib_bread_raw (struct bfd *abfd, void *buf, file_ptr nbytes) +vms_lib_bread_raw (struct bfd *abfd, unsigned char *buf, file_ptr nbytes) { struct vms_lib_iovec *vec = (struct vms_lib_iovec *) abfd->iostream; file_ptr res; @@ -902,11 +953,12 @@ vms_lib_dcx (struct vms_lib_iovec *vec, unsigned char *buf, file_ptr nbytes) /* Standard IOVEC function. */ static file_ptr -vms_lib_bread (struct bfd *abfd, void *buf, file_ptr nbytes) +vms_lib_bread (struct bfd *abfd, void *vbuf, file_ptr nbytes) { struct vms_lib_iovec *vec = (struct vms_lib_iovec *) abfd->iostream; file_ptr res; file_ptr chunk; + unsigned char *buf = (unsigned char *)vbuf; /* Do not read past the end. */ if (vec->where >= vec->file_len) @@ -920,7 +972,7 @@ vms_lib_bread (struct bfd *abfd, void *buf, file_ptr nbytes) unsigned char blen[2]; /* Read record length. */ - if (vms_lib_bread_raw (abfd, &blen, sizeof (blen)) != sizeof (blen)) + if (vms_lib_bread_raw (abfd, blen, sizeof (blen)) != sizeof (blen)) return -1; vec->rec_len = bfd_getl16 (blen); if (bfd_libdata (abfd->my_archive)->kind == vms_lib_txt) @@ -1022,7 +1074,7 @@ vms_lib_bread (struct bfd *abfd, void *buf, file_ptr nbytes) } if (buf != NULL) { - *(unsigned char *)buf = c; + *buf = c; buf++; } nbytes--; @@ -1146,11 +1198,13 @@ vms_lib_bstat (struct bfd *abfd ATTRIBUTE_UNUSED, static void * vms_lib_bmmap (struct bfd *abfd ATTRIBUTE_UNUSED, - void *addr ATTRIBUTE_UNUSED, - bfd_size_type len ATTRIBUTE_UNUSED, - int prot ATTRIBUTE_UNUSED, - int flags ATTRIBUTE_UNUSED, - file_ptr offset ATTRIBUTE_UNUSED) + void *addr ATTRIBUTE_UNUSED, + bfd_size_type len ATTRIBUTE_UNUSED, + int prot ATTRIBUTE_UNUSED, + int flags ATTRIBUTE_UNUSED, + file_ptr offset ATTRIBUTE_UNUSED, + void **map_addr ATTRIBUTE_UNUSED, + bfd_size_type *map_len ATTRIBUTE_UNUSED) { return (void *) -1; } @@ -1166,7 +1220,7 @@ static bfd_boolean vms_lib_bopen (bfd *el, file_ptr filepos) { struct vms_lib_iovec *vec; - char buf[256]; + unsigned char buf[256]; struct vms_mhd *mhd; struct lib_tdata *tdata = bfd_libdata (el->my_archive); unsigned int len; @@ -1243,6 +1297,7 @@ _bfd_vms_lib_get_module (bfd *abfd, unsigned int modidx) struct lib_tdata *tdata = bfd_libdata (abfd); bfd *res; file_ptr file_off; + char *name; /* Sanity check. */ if (modidx >= tdata->nbr_modules) @@ -1283,7 +1338,7 @@ _bfd_vms_lib_get_module (bfd *abfd, unsigned int modidx) res = _bfd_create_empty_archive_element_shell (abfd); if (res == NULL) return NULL; - arelt = bfd_zalloc (res, sizeof (*arelt)); + arelt = bfd_zmalloc (sizeof (*arelt)); if (arelt == NULL) return NULL; res->arelt_data = arelt; @@ -1304,7 +1359,25 @@ _bfd_vms_lib_get_module (bfd *abfd, unsigned int modidx) res->origin = file_off + tdata->mhd_size; } - res->filename = tdata->modules[modidx].name; + /* Set filename. */ + name = tdata->modules[modidx].name; + switch (tdata->type) + { + case LBR__C_TYP_IOBJ: + case LBR__C_TYP_EOBJ: + /* For object archives, append .obj to mimic standard behaviour. */ + { + size_t namelen = strlen (name); + char *name1 = bfd_alloc (res, namelen + 4 + 1); + memcpy (name1, name, namelen); + strcpy (name1 + namelen, ".obj"); + name = name1; + } + break; + default: + break; + } + res->filename = xstrdup (name); tdata->cache[modidx] = res; @@ -1453,7 +1526,7 @@ _bfd_vms_lib_generic_stat_arch_elt (bfd *abfd, struct stat *st) /* Internal representation of an index entry. */ -struct vms_index +struct lib_index { /* Corresponding archive member. */ bfd *abfd; @@ -1471,10 +1544,10 @@ struct vms_index /* Used to sort index entries. */ static int -vms_index_cmp (const void *lv, const void *rv) +lib_index_cmp (const void *lv, const void *rv) { - const struct vms_index *l = lv; - const struct vms_index *r = rv; + const struct lib_index *l = lv; + const struct lib_index *r = rv; return strcmp (l->name, r->name); } @@ -1486,33 +1559,62 @@ vms_index_cmp (const void *lv, const void *rv) /* Get the size of an index entry. */ static unsigned int -get_idxlen (struct vms_index *idx) +get_idxlen (struct lib_index *idx, bfd_boolean is_elfidx) { - return 7 + idx->namlen; + if (is_elfidx) + { + /* 9 is the size of struct vms_elfidx without keyname. */ + if (idx->namlen > MAX_KEYLEN) + return 9 + sizeof (struct vms_kbn); + else + return 9 + idx->namlen; + } + else + { + /* 7 is the size of struct vms_idx without keyname. */ + return 7 + idx->namlen; + } } -/* Write the index. VBN is the first vbn to be used, and will contain - on return the last vbn. +/* Write the index composed by NBR symbols contained in IDX. + VBN is the first vbn to be used, and will contain on return the last vbn. + Can be called with ABFD set to NULL just to size the index. + If not null, TOPVBN will be assigned to the vbn of the root index tree. + IS_ELFIDX is true for elfidx (ie ia64) indexes layout. Return TRUE on success. */ static bfd_boolean vms_write_index (bfd *abfd, - struct vms_index *idx, unsigned int nbr, unsigned int *vbn, - unsigned int *topvbn) + struct lib_index *idx, unsigned int nbr, unsigned int *vbn, + unsigned int *topvbn, bfd_boolean is_elfidx) { + /* The index is organized as a tree. This function implements a naive + algorithm to balance the tree: it fills the leaves, and create a new + branch when all upper leaves and branches are full. We only keep in + memory a path to the current leaf. */ unsigned int i; int j; int level; + /* Disk blocks for the current path. */ struct vms_indexdef *rblk[MAX_LEVEL]; + /* Info on the current blocks. */ struct idxblk { - unsigned int vbn; - unsigned short len; - unsigned short lastlen; + unsigned int vbn; /* VBN of the block. */ + /* The last entry is identified so that it could be copied to the + parent block. */ + unsigned short len; /* Length up to the last entry. */ + unsigned short lastlen; /* Length of the last entry. */ } blk[MAX_LEVEL]; + /* The kbn blocks are used to store long symbol names. */ + unsigned int kbn_sz = 0; /* Number of bytes available in the kbn block. */ + unsigned int kbn_vbn = 0; /* VBN of the kbn block. */ + unsigned char *kbn_blk = NULL; /* Contents of the kbn block. */ + if (nbr == 0) { + /* No entries. Very easy to handle. */ if (topvbn != NULL) *topvbn = 0; return TRUE; @@ -1521,28 +1623,106 @@ vms_write_index (bfd *abfd, if (abfd == NULL) { /* Sort the index the first time this function is called. */ - qsort (idx, nbr, sizeof (struct vms_index), vms_index_cmp); + qsort (idx, nbr, sizeof (struct lib_index), lib_index_cmp); } /* Allocate first index block. */ level = 1; if (abfd != NULL) - rblk[0] = bfd_malloc (sizeof (struct vms_indexdef)); + rblk[0] = bfd_zmalloc (sizeof (struct vms_indexdef)); blk[0].vbn = (*vbn)++; blk[0].len = 0; blk[0].lastlen = 0; for (i = 0; i < nbr; i++, idx++) { - unsigned int idxlen = get_idxlen (idx); - struct vms_idx *en; + unsigned int idxlen; int flush = 0; + unsigned int key_vbn = 0; + unsigned int key_off = 0; + + idxlen = get_idxlen (idx, is_elfidx); + + if (is_elfidx && idx->namlen > MAX_KEYLEN) + { + /* If the key (ie name) is too long, write it in the kbn block. */ + unsigned int kl = idx->namlen; + unsigned int kl_chunk; + const char *key = idx->name; + + /* Write the key in the kbn, chunk after chunk. */ + do + { + if (kbn_sz < sizeof (struct vms_kbn)) + { + /* Not enough room in the kbn block. */ + if (abfd != NULL) + { + /* Write it to the disk (if there is one). */ + if (kbn_vbn != 0) + { + if (vms_write_block (abfd, kbn_vbn, kbn_blk) != TRUE) + return FALSE; + } + else + { + kbn_blk = bfd_malloc (VMS_BLOCK_SIZE); + if (kbn_blk == NULL) + return FALSE; + } + *(unsigned short *)kbn_blk = 0; + } + /* Allocate a new block for the keys. */ + kbn_vbn = (*vbn)++; + kbn_sz = VMS_BLOCK_SIZE - 2; + } + /* Size of the chunk written to the current key block. */ + if (kl + sizeof (struct vms_kbn) > kbn_sz) + kl_chunk = kbn_sz - sizeof (struct vms_kbn); + else + kl_chunk = kl; + + if (kbn_blk != NULL) + { + struct vms_kbn *kbn; + + kbn = (struct vms_kbn *)(kbn_blk + VMS_BLOCK_SIZE - kbn_sz); + + if (key_vbn == 0) + { + /* Save the rfa of the first chunk. */ + key_vbn = kbn_vbn; + key_off = VMS_BLOCK_SIZE - kbn_sz; + } + + bfd_putl16 (kl_chunk, kbn->keylen); + if (kl_chunk == kl) + { + /* No next chunk. */ + bfd_putl32 (0, kbn->rfa.vbn); + bfd_putl16 (0, kbn->rfa.offset); + } + else + { + /* Next chunk will be at the start of the next block. */ + bfd_putl32 (*vbn, kbn->rfa.vbn); + bfd_putl16 (2, kbn->rfa.offset); + } + memcpy ((char *)(kbn + 1), key, kl_chunk); + key += kl_chunk; + } + kl -= kl_chunk; + kl_chunk = (kl_chunk + 1) & ~1; /* Always align. */ + kbn_sz -= kl_chunk + sizeof (struct vms_kbn); + } + while (kl > 0); + } /* Check if a block might overflow. In this case we will flush this block and all the blocks below it. */ for (j = 0; j < level; j++) if (blk[j].len + blk[j].lastlen + idxlen > INDEXDEF__BLKSIZ) - flush = j + 1; + flush = j + 1; for (j = 0; j < level; j++) { @@ -1558,25 +1738,32 @@ vms_write_index (bfd *abfd, /* Need to create a parent. */ if (abfd != NULL) { - rblk[level] = bfd_malloc (sizeof (struct vms_indexdef)); + rblk[level] = bfd_zmalloc (sizeof (struct vms_indexdef)); bfd_putl32 (*vbn, rblk[j]->parent); } blk[level].vbn = (*vbn)++; blk[level].len = 0; - blk[level].lastlen = 0; + blk[level].lastlen = blk[j].lastlen; level++; } - /* Update parent block: write the new entry. */ + /* Update parent block: write the last entry from the current + block. */ if (abfd != NULL) { - en = (struct vms_idx *)(rblk[j]->keys + blk[j].len); - memcpy (rblk[j + 1]->keys + blk[j + 1].len, en, - blk[j].lastlen); - en = (struct vms_idx *)(rblk[j + 1]->keys + blk[j + 1].len); - bfd_putl32 (blk[j].vbn, en->rfa.vbn); - bfd_putl16 (RFADEF__C_INDEX, en->rfa.offset); + struct vms_rfa *rfa; + + /* Pointer to the last entry in parent block. */ + rfa = (struct vms_rfa *)(rblk[j + 1]->keys + blk[j + 1].len); + + /* Copy the whole entry. */ + BFD_ASSERT (blk[j + 1].lastlen == blk[j].lastlen); + memcpy (rfa, rblk[j]->keys + blk[j].len, blk[j].lastlen); + /* Fix the entry (which in always the first field of an + entry. */ + bfd_putl32 (blk[j].vbn, rfa->vbn); + bfd_putl16 (RFADEF__C_INDEX, rfa->offset); } if (j + 1 == flush) @@ -1584,7 +1771,7 @@ vms_write_index (bfd *abfd, /* And allocate it. Do it only on the block that won't be flushed (so that the parent of the parent can be updated too). */ - blk[j + 1].len += blk[j].lastlen; + blk[j + 1].len += blk[j + 1].lastlen; blk[j + 1].lastlen = 0; } @@ -1592,11 +1779,7 @@ vms_write_index (bfd *abfd, if (abfd != NULL) { bfd_putl16 (blk[j].len + blk[j].lastlen, rblk[j]->used); - if (bfd_seek (abfd, (blk[j].vbn - 1) * VMS_BLOCK_SIZE, - SEEK_SET) != 0) - return FALSE; - if (bfd_bwrite (rblk[j], sizeof (struct vms_indexdef), abfd) - != sizeof (struct vms_indexdef)) + if (vms_write_block (abfd, blk[j].vbn, rblk[j]) != TRUE) return FALSE; } @@ -1609,25 +1792,59 @@ vms_write_index (bfd *abfd, /* Append it to the block. */ if (j == 0) { + /* Keep the previous last entry. */ blk[j].len += blk[j].lastlen; if (abfd != NULL) { - en = (struct vms_idx *)(rblk[j]->keys + blk[j].len); + struct vms_rfa *rfa; + + rfa = (struct vms_rfa *)(rblk[j]->keys + blk[j].len); bfd_putl32 ((idx->abfd->proxy_origin / VMS_BLOCK_SIZE) + 1, - en->rfa.vbn); + rfa->vbn); bfd_putl16 - ((idx->abfd->proxy_origin % VMS_BLOCK_SIZE) + DATA__DATA, - en->rfa.offset); - en->keylen = idx->namlen; - memcpy (en->keyname, idx->name, idx->namlen); - } - } + ((idx->abfd->proxy_origin % VMS_BLOCK_SIZE) + + (is_elfidx ? 0 : DATA__DATA), + rfa->offset); - blk[j].lastlen = idxlen; + if (is_elfidx) + { + /* Use elfidx format. */ + struct vms_elfidx *en = (struct vms_elfidx *)rfa; + + en->flags = 0; + if (key_vbn != 0) + { + /* Long symbol name. */ + struct vms_kbn *k = (struct vms_kbn *)(en->keyname); + bfd_putl16 (sizeof (struct vms_kbn), en->keylen); + bfd_putl16 (idx->namlen, k->keylen); + bfd_putl32 (key_vbn, k->rfa.vbn); + bfd_putl16 (key_off, k->rfa.offset); + en->flags |= ELFIDX__SYMESC; + } + else + { + bfd_putl16 (idx->namlen, en->keylen); + memcpy (en->keyname, idx->name, idx->namlen); + } + } + else + { + /* Use idx format. */ + struct vms_idx *en = (struct vms_idx *)rfa; + en->keylen = idx->namlen; + memcpy (en->keyname, idx->name, idx->namlen); + } + } + } + /* The last added key can now be the last one all blocks in the + path. */ + blk[j].lastlen = idxlen; } } + /* Save VBN of the root. */ if (topvbn != NULL) *topvbn = blk[level - 1].vbn; @@ -1635,33 +1852,40 @@ vms_write_index (bfd *abfd, return TRUE; /* Flush. */ - for (j = 0; j < level; j++) + for (j = 1; j < level; j++) { - if (j > 0) - { - /* Update parent block: write the new entry. */ - struct vms_idx *en; - struct vms_idx *par; - - en = (struct vms_idx *)(rblk[j - 1]->keys + blk[j - 1].len); - par = (struct vms_idx *)(rblk[j]->keys + blk[j].len); - memcpy (par, en, blk[j - 1].lastlen); - bfd_putl32 (blk[j - 1].vbn, par->rfa.vbn); - bfd_putl16 (RFADEF__C_INDEX, par->rfa.offset); - } + /* Update parent block: write the new entry. */ + unsigned char *en; + unsigned char *par; + struct vms_rfa *rfa; + + en = rblk[j - 1]->keys + blk[j - 1].len; + par = rblk[j]->keys + blk[j].len; + BFD_ASSERT (blk[j].lastlen == blk[j - 1].lastlen); + memcpy (par, en, blk[j - 1].lastlen); + rfa = (struct vms_rfa *)par; + bfd_putl32 (blk[j - 1].vbn, rfa->vbn); + bfd_putl16 (RFADEF__C_INDEX, rfa->offset); + } + for (j = 0; j < level; j++) + { /* Write this block on the disk. */ bfd_putl16 (blk[j].len + blk[j].lastlen, rblk[j]->used); - if (bfd_seek (abfd, (blk[j].vbn - 1) * VMS_BLOCK_SIZE, - SEEK_SET) != 0) - return FALSE; - if (bfd_bwrite (rblk[j], sizeof (struct vms_indexdef), abfd) - != sizeof (struct vms_indexdef)) + if (vms_write_block (abfd, blk[j].vbn, rblk[j]) != TRUE) return FALSE; free (rblk[j]); } + /* Write the last kbn (if any). */ + if (kbn_vbn != 0) + { + if (vms_write_block (abfd, kbn_vbn, kbn_blk) != TRUE) + return FALSE; + free (kbn_blk); + } + return TRUE; } @@ -1706,18 +1930,18 @@ vms_write_data_block (bfd *arch, struct vms_datadef *data, file_ptr *off, static bfd_boolean _bfd_vms_lib_build_map (unsigned int nbr_modules, - struct vms_index *modules, + struct lib_index *modules, unsigned int *res_cnt, - struct vms_index **res) + struct lib_index **res) { unsigned int i; asymbol **syms = NULL; long syms_max = 0; - struct vms_index *map = NULL; + struct lib_index *map = NULL; unsigned int map_max = 1024; /* Fine initial default. */ unsigned int map_count = 0; - map = (struct vms_index *) bfd_malloc (map_max * sizeof (struct vms_index)); + map = (struct lib_index *) bfd_malloc (map_max * sizeof (struct lib_index)); if (map == NULL) goto error_return; @@ -1764,21 +1988,20 @@ _bfd_vms_lib_build_map (unsigned int nbr_modules, || bfd_is_com_section (sec)) && ! bfd_is_und_section (sec)) { - struct vms_index *new_map; + struct lib_index *new_map; /* This symbol will go into the archive header. */ if (map_count == map_max) { map_max *= 2; - new_map = (struct vms_index *) - bfd_realloc (map, map_max * sizeof (struct vms_index)); + new_map = (struct lib_index *) + bfd_realloc (map, map_max * sizeof (struct lib_index)); if (new_map == NULL) goto error_return; map = new_map; } map[map_count].abfd = current; - /* FIXME: check length. */ map[map_count].namlen = strlen (syms[src_count]->name); map[map_count].name = syms[src_count]->name; map_count++; @@ -1807,9 +2030,9 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) { bfd *current; unsigned int nbr_modules; - struct vms_index *modules; + struct lib_index *modules; unsigned int nbr_symbols; - struct vms_index *symbols; + struct lib_index *symbols; struct lib_tdata *tdata = bfd_libdata (arch); unsigned int i; file_ptr off; @@ -1818,6 +2041,8 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) unsigned int vbn; unsigned int mod_idx_vbn; unsigned int sym_idx_vbn; + bfd_boolean is_elfidx = tdata->kind == vms_lib_ia64; + unsigned int max_keylen = is_elfidx ? MAX_EKEYLEN : MAX_KEYLEN; /* Count the number of modules (and do a first sanity check). */ nbr_modules = 0; @@ -1841,7 +2066,7 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) /* Build the modules list. */ BFD_ASSERT (tdata->modules == NULL); - modules = bfd_alloc (arch, nbr_modules * sizeof (struct vms_index)); + modules = bfd_alloc (arch, nbr_modules * sizeof (struct lib_index)); if (modules == NULL) return FALSE; @@ -1849,7 +2074,7 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) current != NULL; current = current->archive_next, i++) { - int nl; + unsigned int nl; modules[i].abfd = current; modules[i].name = vms_get_module_name (current->filename, FALSE); @@ -1857,12 +2082,12 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) /* FIXME: silently truncate long names ? */ nl = strlen (modules[i].name); - modules[i].namlen = (nl > MAX_KEYLEN ? MAX_KEYLEN : nl); + modules[i].namlen = (nl > max_keylen ? max_keylen : nl); } /* Create the module index. */ vbn = 0; - if (!vms_write_index (NULL, modules, nbr_modules, &vbn, NULL)) + if (!vms_write_index (NULL, modules, nbr_modules, &vbn, NULL, is_elfidx)) return FALSE; nbr_mod_iblk = vbn; @@ -1871,7 +2096,7 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) return FALSE; vbn = 0; - if (!vms_write_index (NULL, symbols, nbr_symbols, &vbn, NULL)) + if (!vms_write_index (NULL, symbols, nbr_symbols, &vbn, NULL, is_elfidx)) return FALSE; nbr_sym_iblk = vbn; @@ -1891,8 +2116,15 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) current = modules[i].abfd; current->proxy_origin = off; - bfd_putl16 (sizeof (struct vms_mhd), blk); - mhd = (struct vms_mhd *)(blk + 2); + if (is_elfidx) + sz = 0; + else + { + /* Write the MHD as a record (ie, size first). */ + sz = 2; + bfd_putl16 (tdata->mhd_size, blk); + } + mhd = (struct vms_mhd *)(blk + sz); memset (mhd, 0, sizeof (struct vms_mhd)); mhd->lbrflag = 0; mhd->id = MHD__C_MHDID; @@ -1901,31 +2133,100 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) bfd_putl32 (modules[i].ref, mhd->refcnt); /* FIXME: datim. */ - sz = (2 + sizeof (struct vms_mhd) + 1) & ~1; - if (vms_write_data_block (arch, &data, &off, blk, sz, 0) < 0) - goto input_err; + sz += tdata->mhd_size; + sz = (sz + 1) & ~1; + /* Rewind the member to be put into the archive. */ if (bfd_seek (current, 0, SEEK_SET) != 0) goto input_err; - while (1) - { - sz = bfd_bread (blk, sizeof (blk), current); - if (sz == 0) - break; + /* Copy the member into the archive. */ + if (is_elfidx) + { + unsigned int modsize = 0; + bfd_size_type amt; + file_ptr off_hdr = off; + + /* Read to complete the first block. */ + amt = bfd_bread (blk + sz, VMS_BLOCK_SIZE - sz, current); + if (amt == (bfd_size_type)-1) + goto input_err; + modsize = amt; + if (amt < VMS_BLOCK_SIZE - sz) + { + /* The member size is less than a block. Pad the block. */ + memset (blk + sz + amt, 0, VMS_BLOCK_SIZE - sz - amt); + } + bfd_putl32 (modsize, mhd->modsize); + + /* Write the first block (which contains an mhd). */ + if (bfd_bwrite (blk, VMS_BLOCK_SIZE, arch) != VMS_BLOCK_SIZE) + goto input_err; + off += VMS_BLOCK_SIZE; + + if (amt == VMS_BLOCK_SIZE - sz) + { + /* Copy the remaining. */ + char buffer[DEFAULT_BUFFERSIZE]; + + while (1) + { + amt = bfd_bread (buffer, sizeof (buffer), current); + if (amt == (bfd_size_type)-1) + goto input_err; + if (amt == 0) + break; + modsize += amt; + if (amt != sizeof (buffer)) + { + /* Clear the padding. */ + memset (buffer + amt, 0, sizeof (buffer) - amt); + amt = (amt + VMS_BLOCK_SIZE) & ~(VMS_BLOCK_SIZE - 1); + } + if (bfd_bwrite (buffer, amt, arch) != amt) + goto input_err; + off += amt; + } + + /* Now that the size is known, write the first block (again). */ + bfd_putl32 (modsize, mhd->modsize); + if (bfd_seek (arch, off_hdr, SEEK_SET) != 0 + || bfd_bwrite (blk, VMS_BLOCK_SIZE, arch) != VMS_BLOCK_SIZE) + goto input_err; + if (bfd_seek (arch, off, SEEK_SET) != 0) + goto input_err; + } + } + else + { + /* Write the MHD. */ if (vms_write_data_block (arch, &data, &off, blk, sz, 0) < 0) goto input_err; + + /* Write the member. */ + while (1) + { + sz = bfd_bread (blk, sizeof (blk), current); + if (sz == 0) + break; + if (vms_write_data_block (arch, &data, &off, blk, sz, 0) < 0) + goto input_err; + } + + /* Write the end of module marker. */ + if (vms_write_data_block (arch, &data, &off, + eotdesc, sizeof (eotdesc), 1) < 0) + goto input_err; } - if (vms_write_data_block (arch, &data, &off, - eotdesc, sizeof (eotdesc), 1) < 0) - goto input_err; } /* Write the indexes. */ vbn = 2; - if (vms_write_index (arch, modules, nbr_modules, &vbn, &mod_idx_vbn) != TRUE) + if (vms_write_index (arch, modules, nbr_modules, &vbn, &mod_idx_vbn, + is_elfidx) != TRUE) return FALSE; - if (vms_write_index (arch, symbols, nbr_symbols, &vbn, &sym_idx_vbn) != TRUE) + if (vms_write_index (arch, symbols, nbr_symbols, &vbn, &sym_idx_vbn, + is_elfidx) != TRUE) return FALSE; /* Write libary header. */ @@ -1934,13 +2235,25 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) struct vms_lhd *lhd = (struct vms_lhd *)blk; struct vms_idd *idd = (struct vms_idd *)(blk + sizeof (*lhd)); unsigned int idd_flags; + unsigned int saneid; memset (blk, 0, sizeof (blk)); - lhd->type = LBR__C_TYP_EOBJ; + lhd->type = tdata->type; lhd->nindex = 2; - bfd_putl32 (LHD_SANEID3, lhd->sanity); - bfd_putl16 (3, lhd->majorid); + switch (tdata->kind) + { + case vms_lib_alpha: + saneid = LHD_SANEID3; + break; + case vms_lib_ia64: + saneid = LHD_SANEID6; + break; + default: + abort (); + } + bfd_putl32 (saneid, lhd->sanity); + bfd_putl16 (tdata->ver, lhd->majorid); bfd_putl16 (0, lhd->minorid); snprintf ((char *)lhd->lbrver + 1, sizeof (lhd->lbrver) - 1, "GNU ar %u.%u.%u", @@ -1950,36 +2263,41 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) lhd->lbrver[sizeof (lhd->lbrver) - 1] = 0; lhd->lbrver[0] = strlen ((char *)lhd->lbrver + 1); - /* FIXME. */ - bfd_putl64 (0, lhd->credat); - bfd_putl64 (0, lhd->updtim); + bfd_putl32 (tdata->credat_lo, lhd->credat + 0); + bfd_putl32 (tdata->credat_hi, lhd->credat + 4); + vms_raw_get_time (lhd->updtim); - lhd->mhdusz = sizeof (struct vms_mhd) - MHD__C_USRDAT; + lhd->mhdusz = tdata->mhd_size - MHD__C_USRDAT; bfd_putl32 (nbr_modules + nbr_symbols, lhd->idxcnt); bfd_putl32 (nbr_modules, lhd->modcnt); bfd_putl32 (nbr_modules, lhd->modhdrs); + /* Number of blocks for index. */ + bfd_putl32 (nbr_mod_iblk + nbr_sym_iblk, lhd->idxblks); bfd_putl32 (vbn - 1, lhd->hipreal); bfd_putl32 (vbn - 1, lhd->hiprusd); + /* VBN of the next free block. */ + bfd_putl32 ((off / VMS_BLOCK_SIZE) + 1, lhd->nextvbn); + bfd_putl32 ((off / VMS_BLOCK_SIZE) + 1, lhd->nextrfa + 0); + bfd_putl16 (0, lhd->nextrfa + 4); + /* First index (modules name). */ idd_flags = IDD__FLAGS_ASCII | IDD__FLAGS_VARLENIDX | IDD__FLAGS_NOCASECMP | IDD__FLAGS_NOCASENTR; bfd_putl16 (idd_flags, idd->flags); - bfd_putl16 (MAX_KEYLEN, idd->keylen); + bfd_putl16 (max_keylen + 1, idd->keylen); bfd_putl16 (mod_idx_vbn, idd->vbn); idd++; /* Second index (symbols name). */ bfd_putl16 (idd_flags, idd->flags); - bfd_putl16 (MAX_KEYLEN, idd->keylen); + bfd_putl16 (max_keylen + 1, idd->keylen); bfd_putl16 (sym_idx_vbn, idd->vbn); idd++; - if (bfd_seek (arch, 0, SEEK_SET) != 0) - return FALSE; - if (bfd_bwrite (blk, sizeof (blk), arch) != sizeof (blk)) + if (vms_write_block (arch, 1, blk) != TRUE) return FALSE; } @@ -1993,7 +2311,7 @@ _bfd_vms_lib_write_archive_contents (bfd *arch) /* Add a target for text library. This costs almost nothing and is useful to read VMS library on the host. */ -const bfd_target vms_lib_txt_vec = +const bfd_target alpha_vms_lib_txt_vec = { "vms-libtxt", /* Name. */ bfd_target_unknown_flavour, @@ -2004,6 +2322,7 @@ const bfd_target vms_lib_txt_vec = 0, /* symbol_leading_char. */ ' ', /* ar_pad_char. */ 15, /* ar_max_namelen. */ + 0, /* match priority. */ bfd_getl64, bfd_getl_signed_64, bfd_putl64, bfd_getl32, bfd_getl_signed_32, bfd_putl32, bfd_getl16, bfd_getl_signed_16, bfd_putl16, @@ -2028,5 +2347,5 @@ const bfd_target vms_lib_txt_vec = NULL, - (PTR) 0 + NULL };