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merge strcpy_truncate branch

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@5027 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
1998-06-09 19:25:40 +00:00
parent e255dfc950
commit a5f54865d4
87 changed files with 689 additions and 499 deletions
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119
lib/kafs/dlfcn.c
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@@ -115,14 +115,12 @@ void *dlopen(const char *path, int mode)
}
if ((mp = (ModulePtr)calloc(1, sizeof(*mp))) == NULL) {
errvalid++;
strcpy(errbuf, "calloc: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, "calloc: %s", strerror(errno));
return NULL;
}
if ((mp->name = strdup(path)) == NULL) {
errvalid++;
strcpy(errbuf, "strdup: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, "strdup: %s", strerror(errno));
free(mp);
return NULL;
}
@@ -134,9 +132,8 @@ void *dlopen(const char *path, int mode)
free(mp->name);
free(mp);
errvalid++;
strcpy(errbuf, "dlopen: ");
strcat(errbuf, path);
strcat(errbuf, ": ");
snprintf (errbuf, sizeof(errbuf),
"dlopen: %s: ", path);
/*
* If AIX says the file is not executable, the error
* can be further described by querying the loader about
@@ -145,14 +142,18 @@ void *dlopen(const char *path, int mode)
if (errno == ENOEXEC) {
char *tmp[BUFSIZ/sizeof(char *)];
if (loadquery(L_GETMESSAGES, tmp, sizeof(tmp)) == -1)
strcpy(errbuf, strerror(errno));
strcpy_truncate(errbuf,
strerror(errno),
sizeof(errbuf));
else {
char **p;
for (p = tmp; *p; p++)
caterr(*p);
}
} else
strcat(errbuf, strerror(errno));
strcat_truncate(errbuf,
strerror(errno),
sizeof(errbuf));
return NULL;
}
mp->refCnt = 1;
@@ -161,8 +162,8 @@ void *dlopen(const char *path, int mode)
if (loadbind(0, mainModule, mp->entry) == -1) {
dlclose(mp);
errvalid++;
strcpy(errbuf, "loadbind: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"loadbind: %s", strerror(errno));
return NULL;
}
/*
@@ -175,8 +176,9 @@ void *dlopen(const char *path, int mode)
if (loadbind(0, mp1->entry, mp->entry) == -1) {
dlclose(mp);
errvalid++;
strcpy(errbuf, "loadbind: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"loadbind: %s",
strerror(errno));
return NULL;
}
}
@@ -229,29 +231,29 @@ static void caterr(char *s)
p++;
switch(atoi(s)) {
case L_ERROR_TOOMANY:
strcat(errbuf, "to many errors");
strcat_truncate(errbuf, "to many errors", sizeof(errbuf));
break;
case L_ERROR_NOLIB:
strcat(errbuf, "can't load library");
strcat(errbuf, p);
strcat_truncate(errbuf, "can't load library", sizeof(errbuf));
strcat_truncate(errbuf, p, sizeof(errbuf));
break;
case L_ERROR_UNDEF:
strcat(errbuf, "can't find symbol");
strcat(errbuf, p);
strcat_truncate(errbuf, "can't find symbol", sizeof(errbuf));
strcat_truncate(errbuf, p, sizeof(errbuf));
break;
case L_ERROR_RLDBAD:
strcat(errbuf, "bad RLD");
strcat(errbuf, p);
strcat_truncate(errbuf, "bad RLD", sizeof(errbuf));
strcat_truncate(errbuf, p, sizeof(errbuf));
break;
case L_ERROR_FORMAT:
strcat(errbuf, "bad exec format in");
strcat(errbuf, p);
strcat_truncate(errbuf, "bad exec format in", sizeof(errbuf));
strcat_truncate(errbuf, p, sizeof(errbuf));
break;
case L_ERROR_ERRNO:
strcat(errbuf, strerror(atoi(++p)));
strcat_truncate(errbuf, strerror(atoi(++p)), sizeof(errbuf));
break;
default:
strcat(errbuf, s);
strcat_truncate(errbuf, s, sizeof(errbuf));
break;
}
}
@@ -270,8 +272,8 @@ void *dlsym(void *handle, const char *symbol)
if (strcmp(ep->name, symbol) == 0)
return ep->addr;
errvalid++;
strcpy(errbuf, "dlsym: undefined symbol ");
strcat(errbuf, symbol);
snprintf (errbuf, sizeof(errbuf),
"dlsym: undefined symbol %s", symbol);
return NULL;
}
@@ -311,7 +313,8 @@ int dlclose(void *handle)
result = unload(mp->entry);
if (result == -1) {
errvalid++;
strcpy(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"%s", strerror(errno));
}
if (mp->exports) {
ExportPtr ep;
@@ -360,8 +363,9 @@ static int readExports(ModulePtr mp)
int size = 4*1024;
if (errno != ENOENT) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf(errbuf, sizeof(errbuf),
"readExports: %s",
strerror(errno));
return -1;
}
/*
@@ -371,8 +375,9 @@ static int readExports(ModulePtr mp)
*/
if ((buf = malloc(size)) == NULL) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf(errbuf, sizeof(errbuf),
"readExports: %s",
strerror(errno));
return -1;
}
while ((i = loadquery(L_GETINFO, buf, size)) == -1 && errno == ENOMEM) {
@@ -380,15 +385,17 @@ static int readExports(ModulePtr mp)
size += 4*1024;
if ((buf = malloc(size)) == NULL) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf(errbuf, sizeof(errbuf),
"readExports: %s",
strerror(errno));
return -1;
}
}
if (i == -1) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf(errbuf, sizeof(errbuf),
"readExports: %s",
strerror(errno));
free(buf);
return -1;
}
@@ -411,14 +418,14 @@ static int readExports(ModulePtr mp)
free(buf);
if (!ldp) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"readExports: %s", strerror(errno));
return -1;
}
}
if (TYPE(ldp) != U802TOCMAGIC) {
errvalid++;
strcpy(errbuf, "readExports: bad magic");
snprintf(errbuf, sizeof(errbuf), "readExports: bad magic");
while(ldclose(ldp) == FAILURE)
;
return -1;
@@ -430,14 +437,16 @@ static int readExports(ModulePtr mp)
*/
if (ldnshread(ldp, _DATA, &shdata) != SUCCESS) {
errvalid++;
strcpy(errbuf, "readExports: cannot read data section header");
snprintf(errbuf, sizeof(errbuf),
"readExports: cannot read data section header");
while(ldclose(ldp) == FAILURE)
;
return -1;
}
if (ldnshread(ldp, _LOADER, &sh) != SUCCESS) {
errvalid++;
strcpy(errbuf, "readExports: cannot read loader section header");
snprintf(errbuf, sizeof(errbuf),
"readExports: cannot read loader section header");
while(ldclose(ldp) == FAILURE)
;
return -1;
@@ -448,15 +457,16 @@ static int readExports(ModulePtr mp)
*/
if ((ldbuf = (char *)malloc(sh.s_size)) == NULL) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"readExports: %s", strerror(errno));
while(ldclose(ldp) == FAILURE)
;
return -1;
}
if (FSEEK(ldp, sh.s_scnptr, BEGINNING) != OKFSEEK) {
errvalid++;
strcpy(errbuf, "readExports: cannot seek to loader section");
snprintf(errbuf, sizeof(errbuf),
"readExports: cannot seek to loader section");
free(ldbuf);
while(ldclose(ldp) == FAILURE)
;
@@ -464,7 +474,8 @@ static int readExports(ModulePtr mp)
}
if (FREAD(ldbuf, sh.s_size, 1, ldp) != 1) {
errvalid++;
strcpy(errbuf, "readExports: cannot read loader section");
snprintf(errbuf, sizeof(errbuf),
"readExports: cannot read loader section");
free(ldbuf);
while(ldclose(ldp) == FAILURE)
;
@@ -482,8 +493,8 @@ static int readExports(ModulePtr mp)
}
if ((mp->exports = (ExportPtr)calloc(mp->nExports, sizeof(*mp->exports))) == NULL) {
errvalid++;
strcpy(errbuf, "readExports: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"readExports: %s", strerror(errno));
free(ldbuf);
while(ldclose(ldp) == FAILURE)
;
@@ -508,8 +519,8 @@ static int readExports(ModulePtr mp)
* must copy the first SYMNMLEN chars and make
* sure we have a zero byte at the end.
*/
strncpy(tmpsym, ls->l_name, SYMNMLEN);
tmpsym[SYMNMLEN] = '\0';
strcpy_truncate (tmpsym, ls->l_name,
SYMNMLEN + 1);
symname = tmpsym;
}
ep->name = strdup(symname);
@@ -537,8 +548,8 @@ static void * findMain(void)
if ((buf = malloc(size)) == NULL) {
errvalid++;
strcpy(errbuf, "findMain: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"findMail: %s", strerror(errno));
return NULL;
}
while ((i = loadquery(L_GETINFO, buf, size)) == -1 && errno == ENOMEM) {
@@ -546,15 +557,15 @@ static void * findMain(void)
size += 4*1024;
if ((buf = malloc(size)) == NULL) {
errvalid++;
strcpy(errbuf, "findMain: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"findMail: %s", strerror(errno));
return NULL;
}
}
if (i == -1) {
errvalid++;
strcpy(errbuf, "findMain: ");
strcat(errbuf, strerror(errno));
snprintf (errbuf, sizeof(errbuf),
"findMail: %s", strerror(errno));
free(buf);
return NULL;
}