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libragephoto: impl. support for NULL/nullptr to clear data values

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Syping 2025-11-05 11:58:45 +01:00
parent 32b8258af1
commit 4518ae5aa3
2 changed files with 112 additions and 95 deletions
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104
src/core/RagePhoto.cpp
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@ -118,37 +118,40 @@ inline size_t zeroBuffer(char *output, size_t *pos, size_t outputLen, size_t inp
inline bool writeDataChar(const char *input, char **output)
{
const size_t src_s = strlen(input) + 1;
if (*output) {
const size_t dst_s = strlen(*output) + 1;
if (dst_s > src_s) {
char *t_output = static_cast<char*>(realloc(*output, src_s));
if (!t_output) {
return false;
if (input) {
const size_t src_s = strlen(input) + 1;
if (*output) {
const size_t dst_s = strlen(*output) + 1;
if (dst_s > src_s) {
char *t_output = static_cast<char*>(realloc(*output, src_s));
if (!t_output)
return false;
*output = t_output;
memcpy(*output, input, src_s);
}
*output = t_output;
memcpy(*output, input, src_s);
}
else if (dst_s < src_s) {
char *t_output = static_cast<char*>(malloc(src_s));
if (!t_output) {
return false;
else if (dst_s < src_s) {
char *t_output = static_cast<char*>(malloc(src_s));
if (!t_output)
return false;
free(*output);
*output = t_output;
memcpy(*output, input, src_s);
}
else {
memcpy(*output, input, src_s);
}
free(*output);
*output = t_output;
memcpy(*output, input, src_s);
}
else {
char *t_output = static_cast<char*>(malloc(src_s));
if (!t_output)
return false;
*output = t_output;
memcpy(*output, input, src_s);
}
}
else {
char *t_output = static_cast<char*>(malloc(src_s));
if (!t_output) {
return false;
}
*output = t_output;
memcpy(*output, input, src_s);
else if (*output) {
free(*output);
*output = nullptr;
}
return true;
}
@ -1018,8 +1021,7 @@ bool RagePhoto::saveFile(const char *filename, uint32_t photoFormat)
ofs.close();
return ok;
}
else
return false;
return false;
}
bool RagePhoto::saveFile(const char *filename)
@ -1189,19 +1191,33 @@ void RagePhoto::setHeader(const char *header, uint32_t headerSum, uint32_t heade
bool RagePhoto::setJpeg(const char *data, uint32_t size, uint32_t bufferSize)
{
if (m_data->jpeg) {
if (m_data->jpegSize > size) {
char *t_photoData = static_cast<char*>(realloc(m_data->jpeg, size));
if (!t_photoData) {
m_data->error = Error::PhotoMallocError; // 16
return false;
if (data && size) {
if (m_data->jpeg) {
if (m_data->jpegSize > size) {
char *t_photoData = static_cast<char*>(realloc(m_data->jpeg, size));
if (!t_photoData) {
m_data->error = Error::PhotoMallocError; // 16
return false;
}
m_data->jpeg = t_photoData;
memcpy(m_data->jpeg, data, size);
m_data->jpegSize = size;
}
else if (m_data->jpegSize < size) {
free(m_data->jpeg);
m_data->jpeg = static_cast<char*>(malloc(size));
if (!m_data->jpeg) {
m_data->error = Error::PhotoMallocError; // 16
return false;
}
memcpy(m_data->jpeg, data, size);
m_data->jpegSize = size;
}
else {
memcpy(m_data->jpeg, data, size);
}
m_data->jpeg = t_photoData;
memcpy(m_data->jpeg, data, size);
m_data->jpegSize = size;
}
else if (m_data->jpegSize < size) {
free(m_data->jpeg);
else {
m_data->jpeg = static_cast<char*>(malloc(size));
if (!m_data->jpeg) {
m_data->error = Error::PhotoMallocError; // 16
@ -1210,18 +1226,10 @@ bool RagePhoto::setJpeg(const char *data, uint32_t size, uint32_t bufferSize)
memcpy(m_data->jpeg, data, size);
m_data->jpegSize = size;
}
else {
memcpy(m_data->jpeg, data, size);
}
}
else {
m_data->jpeg = static_cast<char*>(malloc(size));
if (!m_data->jpeg) {
m_data->error = Error::PhotoMallocError; // 16
return false;
}
memcpy(m_data->jpeg, data, size);
m_data->jpegSize = size;
else if (m_data->jpeg) {
free(m_data->jpeg);
m_data->jpeg = nullptr;
}
if (bufferSize != 0) {