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author | Marcel Moolenaar <marcel@FreeBSD.org> | 2006-07-07 23:04:49 +0000 |
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committer | Marcel Moolenaar <marcel@FreeBSD.org> | 2006-07-07 23:04:49 +0000 |
commit | 0f1cb33da3cff68121bdfa09f6076fc738d3256e (patch) | |
tree | 481ca17e80ac1bd766694c60b0111ceda308fc29 /sys/contrib/ia64/libuwx/src/uwx_self-new.c | |
parent | 924c6192ce51751458c9c0fd48fc5a1a6f5247f7 (diff) | |
download | src-vendor/libuwx/BETA10.tar.gz src-vendor/libuwx/BETA10.zip |
Remove files from the vendor branch that aren't part of BETA 10.vendor/libuwx/BETA10vendor/libuwx
Diffstat (limited to 'sys/contrib/ia64/libuwx/src/uwx_self-new.c')
-rw-r--r-- | sys/contrib/ia64/libuwx/src/uwx_self-new.c | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/sys/contrib/ia64/libuwx/src/uwx_self-new.c b/sys/contrib/ia64/libuwx/src/uwx_self-new.c deleted file mode 100644 index 64c6ac6931d4..000000000000 --- a/sys/contrib/ia64/libuwx/src/uwx_self-new.c +++ /dev/null @@ -1,336 +0,0 @@ -/* -Copyright (c) 2003 Hewlett-Packard Development Company, L.P. -Permission is hereby granted, free of charge, to any person -obtaining a copy of this software and associated documentation -files (the "Software"), to deal in the Software without -restriction, including without limitation the rights to use, -copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the -Software is furnished to do so, subject to the following -conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES -OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT -HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, -WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING -FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR -OTHER DEALINGS IN THE SOFTWARE. -*/ - -#include <stdlib.h> -#include <crt0.h> -#include <dlfcn.h> -#include <sys/uc_access.h> - -#include "uwx_env.h" -#include "uwx_context.h" -#include "uwx_trace.h" -#include "uwx_self.h" - -#define MODULE_CACHE_SIZE 10 - -#define UWX_ABI_HPUX_SIGCONTEXT 0x0101 /* abi = HP-UX, context = 1 */ - -struct uwx_self_module_info { - uint64_t text_base; - uint64_t text_size; - uint64_t *unwind_base; - uint64_t last_access; - char *name; - struct uwx_self_module_info *next; -}; - -struct uwx_self_info { - struct uwx_env *env; - ucontext_t *ucontext; - uint64_t bspstore; - uint64_t rvec[10]; - uint64_t sendsig_start; - uint64_t sendsig_end; - alloc_cb allocate_cb; - free_cb free_cb; - int trace; - struct load_module_desc desc; - struct uwx_self_module_info *module_cache; -}; - -struct uwx_self_info *uwx_self_init_info(struct uwx_env *env) -{ - struct uwx_self_info *info; - struct uwx_self_module_info *modules; - size_t size; - - size = sizeof(struct uwx_self_info) + - MODULE_CACHE_SIZE * sizeof(struct uwx_self_module_info); - - if (env->allocate_cb == 0) - info = (struct uwx_self_info *) malloc(size); - else - info = (struct uwx_self_info *) (*env->allocate_cb)(size); - if (info == 0) - return 0; - - modules = (struct uwx_self_module_info *) (info + 1); - - info->env = env; - info->ucontext = 0; - info->bspstore = 0; - info->sendsig_start = __load_info->li_sendsig_txt; - info->sendsig_end = __load_info->li_sendsig_txt + - __load_info->li_sendsig_tsz; - info->allocate_cb = env->allocate_cb; - info->free_cb = env->free_cb; - info->trace = env->trace; - info->module_cache = modules; - - for (i = 0; i < MODULE_CACHE_SIZE; i++) { - modules[i].text_base = 0; - modules[i].text_size = 0; - modules[i].unwind_base = 0; - modules[i].last_access = 0; - modules[i].name = 0; - modules[i].next = 0; - } - - return info; -} - -int uwx_self_free_info(struct uwx_self_info *info) -{ - if (info->free_cb == 0) - free((void *)info); - else - (*info->free_cb)((void *)info); - return UWX_OK; -} - -int uwx_self_init_from_sigcontext( - struct uwx_env *env, - struct uwx_self_info *info, - ucontext_t *ucontext) -{ - int status; - uint16_t reason; - uint64_t ip; - uint64_t sp; - uint64_t bsp; - uint64_t cfm; - unsigned int nat; - uint64_t ec; - int adj; - - info->ucontext = ucontext; - status = __uc_get_reason(ucontext, &reason); - status = __uc_get_ip(ucontext, &ip); - status = __uc_get_grs(ucontext, 12, 1, &sp, &nat); - status = __uc_get_cfm(ucontext, &cfm); -#ifdef NEW_UC_GET_AR - status = __uc_get_ar_bsp(ucontext, &bsp); - status = __uc_get_ar_bspstore(ucontext, &info->bspstore); - status = __uc_get_ar_ec(ucontext, &ec); -#else - status = __uc_get_ar(ucontext, 17, &bsp); - status = __uc_get_ar(ucontext, 18, &info->bspstore); - status = __uc_get_ar(ucontext, 66, &ec); -#endif - /* The returned bsp needs to be adjusted. */ - /* For interrupt frames, where bsp was advanced by a cover */ - /* instruction, subtract sof (size of frame). For non-interrupt */ - /* frames, where bsp was advanced by br.call, subtract sol */ - /* (size of locals). */ - if (reason != 0) - adj = (unsigned int)cfm & 0x7f; /* interrupt frame */ - else - adj = ((unsigned int)cfm >> 7) & 0x7f; /* non-interrupt frame */ - bsp = uwx_add_to_bsp(bsp, -adj); - cfm |= ec << 52; - uwx_init_context(env, ip, sp, bsp, cfm); - return UWX_OK; -} - -int uwx_self_do_context_frame( - struct uwx_env *env, - struct uwx_self_info *info) -{ - int abi_context; - int status; - uint64_t ucontext; - - abi_context = uwx_get_abi_context_code(env); - if (abi_context != UWX_ABI_HPUX_SIGCONTEXT) - return UWX_SELF_ERR_BADABICONTEXT; - status = uwx_get_reg(env, UWX_REG_GR(32), (uint64_t *)&ucontext); - if (status != 0) - return status; - return uwx_self_init_from_sigcontext(env, info, (ucontext_t *)ucontext); -} - -int uwx_self_copyin( - int request, - char *loc, - uint64_t rem, - int len, - intptr_t tok) -{ - int status; - int regid; - unsigned int nat; - struct uwx_self_info *info = (struct uwx_self_info *) tok; - unsigned long *wp; - uint64_t *dp; - - status = -1; - - dp = (uint64_t *) loc; - - switch (request) { - case UWX_COPYIN_UINFO: - case UWX_COPYIN_MSTACK: - if (len == 4) { - wp = (unsigned long *) loc; - *wp = *(unsigned long *)rem; - TRACE_SELF_COPYIN4(rem, len, wp) - status = 0; - } - else if (len == 8) { - *dp = *(uint64_t *)rem; - TRACE_SELF_COPYIN8(rem, len, dp) - status = 0; - } - break; - case UWX_COPYIN_RSTACK: - if (len == 8) { - if (info->ucontext == 0 && rem == (info->bspstore | 0x1f8)) { - *dp = info->env->context.special[UWX_REG_AR_RNAT]; - status = 0; - } - else if (info->ucontext == 0 || rem < info->bspstore) { - *dp = *(uint64_t *)rem; - TRACE_SELF_COPYIN8(rem, len, dp) - status = 0; - } - else { - status = __uc_get_rsebs(info->ucontext, - (uint64_t *)rem, 1, dp); - } - } - break; - case UWX_COPYIN_REG: - regid = (int)rem; - if (info->ucontext != 0) { - if (len == 8) { - if (rem == UWX_REG_PREDS) - status = __uc_get_prs(info->ucontext, dp); - else if (rem == UWX_REG_AR_PFS) - status = __uc_get_ar(info->ucontext, 64, dp); - else if (rem == UWX_REG_AR_RNAT) - status = __uc_get_ar(info->ucontext, 19, dp); - else if (rem == UWX_REG_AR_UNAT) - status = __uc_get_ar(info->ucontext, 36, dp); - else if (rem == UWX_REG_AR_FPSR) - status = __uc_get_ar(info->ucontext, 40, dp); - else if (rem == UWX_REG_AR_LC) - status = __uc_get_ar(info->ucontext, 65, dp); - else if (regid >= UWX_REG_GR(1) && - regid <= UWX_REG_GR(31)) - status = __uc_get_grs(info->ucontext, - regid - UWX_REG_GR(0), 1, dp, &nat); - else if (regid >= UWX_REG_BR(0) && - regid <= UWX_REG_BR(7)) - status = __uc_get_brs(info->ucontext, - regid - UWX_REG_BR(0), 1, dp); - } - else if (len == 16) { - if (regid >= UWX_REG_FR(2) && regid <= UWX_REG_FR(127)) { - status = __uc_get_frs(info->ucontext, - regid - UWX_REG_FR(0), 1, (fp_regval_t *)dp); - } - } - } - break; - } - if (status != 0) - return 0; - return len; -} - -int uwx_self_find_module( - uint64_t ip, - struct uwx_self_info *info, - uint64_t *text_base, - uint64_t **unwind_base) -{ - UINT64 handle; - - /* Search our cache for the module containing the IP */ - - /* Not in the cache -- call dlmodinfo */ - - handle = dlmodinfo(ip, &info->desc, sizeof(info->desc), 0, 0, 0); - if (handle == 0) - return UWX_ERR_IPNOTFOUND; - - /* Store it in the cache */ - - *text_base = info->desc.text_base; - *unwind_base = (uint64_t *) info->desc.unwind_base; - return UWX_OK; -} - -int uwx_self_lookupip( - int request, - uint64_t ip, - intptr_t tok, - uint64_t **resultp) -{ - struct uwx_self_info *info = (struct uwx_self_info *) tok; - uint64_t text_base; - uint64_t *unwind_base; - uint64_t *rvec; - int i; - - if (request == UWX_LKUP_LOOKUP) { - TRACE_SELF_LOOKUP(ip) - if (ip >= info->sendsig_start && ip < info->sendsig_end) { - i = 0; - rvec = info->rvec; - rvec[i++] = UWX_KEY_CONTEXT; - rvec[i++] = UWX_ABI_HPUX_SIGCONTEXT; - rvec[i++] = 0; - rvec[i++] = 0; - *resultp = rvec; - return UWX_LKUP_FDESC; - } - else { - if (uwx_self_find_module(ip, info, - &text_base, &unwind_base) != UWX_OK) - return UWX_LKUP_ERR; - TRACE_SELF_LOOKUP_DESC(text_base, unwind_base) - i = 0; - rvec = info->rvec; - rvec[i++] = UWX_KEY_TBASE; - rvec[i++] = text_base; - rvec[i++] = UWX_KEY_UFLAGS; - rvec[i++] = unwind_base[0]; - rvec[i++] = UWX_KEY_USTART; - rvec[i++] = text_base + unwind_base[1]; - rvec[i++] = UWX_KEY_UEND; - rvec[i++] = text_base + unwind_base[2]; - rvec[i++] = 0; - rvec[i++] = 0; - *resultp = rvec; - return UWX_LKUP_UTABLE; - } - } - else if (request == UWX_LKUP_FREE) { - return 0; - } - else if (request == UWX_LKUP_SYMBOLS) { - return UWX_LKUP_ERR; - } -} |