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-rw-r--r--src/tool_getparam.c36
-rw-r--r--src/tool_operate.c9
-rw-r--r--src/tool_operhlp.c19
-rw-r--r--src/tool_operhlp.h2
-rw-r--r--src/tool_paramhlp.c38
-rw-r--r--src/tool_paramhlp.h4
6 files changed, 71 insertions, 37 deletions
diff --git a/src/tool_getparam.c b/src/tool_getparam.c
index 7ddd7367a..ae2970fb7 100644
--- a/src/tool_getparam.c
+++ b/src/tool_getparam.c
@@ -600,7 +600,7 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
if(config->url_get || ((config->url_get = config->url_list) != NULL)) {
/* there's a node here, if it already is filled-in continue to find
an "empty" node */
- while(config->url_get && (config->url_get->flags&GETOUT_URL))
+ while(config->url_get && (config->url_get->flags & GETOUT_URL))
config->url_get = config->url_get->next;
}
@@ -613,7 +613,9 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
/* there was no free node, create one! */
url = new_getout(config);
- if(url) {
+ if(!url)
+ return PARAM_NO_MEM;
+ else {
/* fill in the URL */
GetStr(&url->url, nextarg);
url->flags |= GETOUT_URL;
@@ -941,6 +943,8 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
/* no data from the file, point to a zero byte string to make this
get sent as a POST anyway */
postdata = strdup("");
+ if(!postdata)
+ return PARAM_NO_MEM;
size = 0;
}
else {
@@ -1004,7 +1008,9 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
if(!postdata) {
/* no data from the file, point to a zero byte string to make this
get sent as a POST anyway */
- postdata=strdup("");
+ postdata = strdup("");
+ if(!postdata)
+ return PARAM_NO_MEM;
}
}
else {
@@ -1298,7 +1304,7 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
if(config->url_out || ((config->url_out = config->url_list) != NULL)) {
/* there's a node here, if it already is filled-in continue to find
an "empty" node */
- while(config->url_out && (config->url_out->flags&GETOUT_OUTFILE))
+ while(config->url_out && (config->url_out->flags & GETOUT_OUTFILE))
config->url_out = config->url_out->next;
}
@@ -1311,7 +1317,9 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
/* there was no free node, create one! */
url = new_getout(config);
- if(url) {
+ if(!url)
+ return PARAM_NO_MEM;
+ else {
/* fill in the outfile */
if('o' == letter) {
GetStr(&url->outfile, nextarg);
@@ -1379,6 +1387,8 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
snprintf(buffer, sizeof(buffer), "%" CURL_FORMAT_CURL_OFF_T "-", off);
Curl_safefree(config->range);
config->range = strdup(buffer);
+ if(!config->range)
+ return PARAM_NO_MEM;
}
{
/* byte range requested */
@@ -1427,7 +1437,7 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
if(config->url_out || ((config->url_out = config->url_list) != NULL)) {
/* there's a node here, if it already is filled-in continue to find
an "empty" node */
- while(config->url_out && (config->url_out->flags&GETOUT_UPLOAD))
+ while(config->url_out && (config->url_out->flags & GETOUT_UPLOAD))
config->url_out = config->url_out->next;
}
@@ -1440,7 +1450,9 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
/* there was no free node, create one! */
url = new_getout(config);
- if(url) {
+ if(!url)
+ return PARAM_NO_MEM;
+ else {
url->flags |= GETOUT_UPLOAD; /* mark -T used */
if(!*nextarg)
url->flags |= GETOUT_NOUPLOAD;
@@ -1455,19 +1467,25 @@ ParameterError getparameter(char *flag, /* f or -long-flag */
/* user:password */
GetStr(&config->userpwd, nextarg);
cleanarg(nextarg);
- checkpasswd("host", &config->userpwd);
+ err = checkpasswd("host", &config->userpwd);
+ if(err)
+ return err;
break;
case 'U':
/* Proxy user:password */
GetStr(&config->proxyuserpwd, nextarg);
cleanarg(nextarg);
- checkpasswd("proxy", &config->proxyuserpwd);
+ err = checkpasswd("proxy", &config->proxyuserpwd);
+ if(err)
+ return err;
break;
case 'v':
if(toggle) {
/* the '%' thing here will cause the trace get sent to stderr */
Curl_safefree(config->trace_dump);
config->trace_dump = strdup("%");
+ if(!config->trace_dump)
+ return PARAM_NO_MEM;
if(config->tracetype && (config->tracetype != TRACE_PLAIN))
warnf(config,
"-v, --verbose overrides an earlier trace/verbose option\n");
diff --git a/src/tool_operate.c b/src/tool_operate.c
index 9624f424a..d4671eb39 100644
--- a/src/tool_operate.c
+++ b/src/tool_operate.c
@@ -317,6 +317,11 @@ int operate(struct Configurable *config, int argc, argv_item_t argv[])
/* Use the postfields data for a http get */
httpgetfields = strdup(config->postfields);
Curl_safefree(config->postfields);
+ if(!httpgetfields) {
+ helpf(config->errors, "out of memory\n");
+ res = CURLE_OUT_OF_MEMORY;
+ goto quit_curl;
+ }
if(SetHTTPrequest(config,
(config->no_body?HTTPREQ_HEAD:HTTPREQ_GET),
&config->httpreq)) {
@@ -515,7 +520,9 @@ int operate(struct Configurable *config, int argc, argv_item_t argv[])
if(!outfile) {
/* extract the file name from the URL */
- outfile = get_url_file_name(this_url);
+ res = get_url_file_name(&outfile, this_url);
+ if(res)
+ goto show_error;
if((!outfile || !*outfile) && !config->content_disposition) {
helpf(config->errors, "Remote file name has no length!\n");
res = CURLE_WRITE_ERROR;
diff --git a/src/tool_operhlp.c b/src/tool_operhlp.c
index 1a72035f7..5a6a670f9 100644
--- a/src/tool_operhlp.c
+++ b/src/tool_operhlp.c
@@ -152,14 +152,17 @@ char *add_file_name_to_url(CURL *curl, char *url, const char *filename)
}
/* Extracts the name portion of the URL.
- * Returns a heap-allocated string, or NULL if no name part
+ * Returns a pointer to a heap-allocated string or NULL if
+ * no name part, at location indicated by first argument.
*/
-char *get_url_file_name(const char *url)
+CURLcode get_url_file_name(char **filename, const char *url)
{
- char *fn = NULL;
+ const char *pc;
+
+ *filename = NULL;
/* Find and get the remote file name */
- const char *pc = strstr(url, "://");
+ pc = strstr(url, "://");
if(pc)
pc += 3;
else
@@ -169,9 +172,13 @@ char *get_url_file_name(const char *url)
if(pc) {
/* duplicate the string beyond the slash */
pc++;
- fn = *pc ? strdup(pc): NULL;
+ if(*pc) {
+ *filename = strdup(pc);
+ if(!*filename)
+ return CURLE_OUT_OF_MEMORY;
+ }
}
- return fn;
+ return CURLE_OK;
}
/*
diff --git a/src/tool_operhlp.h b/src/tool_operhlp.h
index 911f2f8e0..3629bf13a 100644
--- a/src/tool_operhlp.h
+++ b/src/tool_operhlp.h
@@ -35,7 +35,7 @@ bool stdin_upload(const char *uploadfile);
char *add_file_name_to_url(CURL *curl, char *url, const char *filename);
-char *get_url_file_name(const char *url);
+CURLcode get_url_file_name(char **filename, const char *url);
CURLcode main_init(void);
diff --git a/src/tool_paramhlp.c b/src/tool_paramhlp.c
index 4f36719be..97681c1bd 100644
--- a/src/tool_paramhlp.c
+++ b/src/tool_paramhlp.c
@@ -41,12 +41,9 @@
struct getout *new_getout(struct Configurable *config)
{
- struct getout *node =malloc(sizeof(struct getout));
- struct getout *last= config->url_last;
+ struct getout *node = calloc(1, sizeof(struct getout));
+ struct getout *last = config->url_last;
if(node) {
- /* clear the struct */
- memset(node, 0, sizeof(struct getout));
-
/* append this new node last in the list */
if(last)
last->next = node;
@@ -120,8 +117,11 @@ ParameterError file2memory(char **bufp, size_t *size, FILE *file)
buffer[nused] = '\0';
/* free trailing slack space, if possible */
if(alloc != nused) {
- if((newbuf = realloc(buffer, nused+1)) != NULL)
- buffer = newbuf;
+ if((newbuf = realloc(buffer, nused+1)) == NULL) {
+ Curl_safefree(buffer);
+ return PARAM_NO_MEM;
+ }
+ buffer = newbuf;
}
/* discard buffer if nothing was read */
if(!nused) {
@@ -221,6 +221,8 @@ long proto2num(struct Configurable *config, long *val, const char *str)
return 1;
buffer = strdup(str); /* because strtok corrupts it */
+ if(!buffer)
+ return 1;
for(token = strtok(buffer, sep);
token;
@@ -298,17 +300,18 @@ int str2offset(curl_off_t *val, const char *str)
return 0;
}
-void checkpasswd(const char *kind, /* for what purpose */
- char **userpwd) /* pointer to allocated string */
+ParameterError checkpasswd(const char *kind, /* for what purpose */
+ char **userpwd) /* pointer to allocated string */
{
char *ptr;
+
if(!*userpwd)
- return;
+ return PARAM_OK;
ptr = strchr(*userpwd, ':');
if(!ptr) {
/* no password present, prompt for one */
- char passwd[256]="";
+ char passwd[256] = "";
char prompt[256];
size_t passwdlen;
size_t userlen = strlen(*userpwd);
@@ -327,14 +330,15 @@ void checkpasswd(const char *kind, /* for what purpose */
passptr = realloc(*userpwd,
passwdlen + 1 + /* an extra for the colon */
userlen + 1); /* an extra for the zero */
+ if(!passptr)
+ return PARAM_NO_MEM;
- if(passptr) {
- /* append the password separated with a colon */
- passptr[userlen]=':';
- memcpy(&passptr[userlen+1], passwd, passwdlen+1);
- *userpwd = passptr;
- }
+ /* append the password separated with a colon */
+ passptr[userlen] = ':';
+ memcpy(&passptr[userlen+1], passwd, passwdlen+1);
+ *userpwd = passptr;
}
+ return PARAM_OK;
}
ParameterError add2list(struct curl_slist **list, const char *ptr)
diff --git a/src/tool_paramhlp.h b/src/tool_paramhlp.h
index 8b7ec9481..f17999198 100644
--- a/src/tool_paramhlp.h
+++ b/src/tool_paramhlp.h
@@ -37,7 +37,7 @@ long proto2num(struct Configurable *config, long *val, const char *str);
int str2offset(curl_off_t *val, const char *str);
-void checkpasswd(const char *kind, char **userpwd);
+ParameterError checkpasswd(const char *kind, char **userpwd);
ParameterError add2list(struct curl_slist **list, const char *ptr);
@@ -47,7 +47,5 @@ int ftpcccmethod(struct Configurable *config, const char *str);
long delegation(struct Configurable *config, char *str);
-
-
#endif /* HEADER_CURL_TOOL_PARAMHLP_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-29 23:26:46 +0000